* [Drbd-dev] [RFC] block: Change the granularity of io ticks from ms to ns
@ 2022-12-06 18:15 ` Gulam Mohamed
0 siblings, 0 replies; 23+ messages in thread
From: Gulam Mohamed @ 2022-12-06 18:15 UTC (permalink / raw)
To: linux-block
Cc: nvdimm, linux-kernel, song, dm-devel, ira.weiny, agk, drbd-dev,
dave.jiang, vishal.l.verma, konrad.wilk, kent.overstreet, ngupta,
kch, senozhatsky, gulam.mohamed, snitzer, colyli, linux-raid,
linux-bcache, dan.j.williams, axboe, martin.petersen,
philipp.reisner, junxiao.bi, minchan, lars.ellenberg
Use ktime to change the granularity of IO accounting in block layer from
milli-seconds to nano-seconds to get the proper latency values for the
devices whose latency is in micro-seconds. After changing the granularity
to nano-seconds the iostat command, which was showing incorrect values for
%util, is now showing correct values.
We did not work on the patch to drop the logic for
STAT_PRECISE_TIMESTAMPS yet. Will do it if this patch is ok.
The iostat command was run after starting the fio with following command
on an NVME disk. For the same fio command, the iostat %util was showing
~100% for the disks whose latencies are in the range of microseconds.
With the kernel changes (granularity to nano-seconds), the %util was
showing correct values. Following are the details of the test and their
output:
fio command
-----------
[global]
bs=128K
iodepth=1
direct=1
ioengine=libaio
group_reporting
time_based
runtime=90
thinktime=1ms
numjobs=1
name=raw-write
rw=randrw
ignore_error=EIO:EIO
[job1]
filename=/dev/nvme0n1
Correct values after kernel changes:
====================================
iostat output
-------------
iostat -d /dev/nvme0n1 -x 1
Device r_await w_await aqu-sz rareq-sz wareq-sz svctm %util
nvme0n1 0.08 0.05 0.06 128.00 128.00 0.07 6.50
Device r_await w_await aqu-sz rareq-sz wareq-sz svctm %util
nvme0n1 0.08 0.06 0.06 128.00 128.00 0.07 6.30
Device r_await w_await aqu-sz rareq-sz wareq-sz svctm %util
nvme0n1 0.06 0.05 0.06 128.00 128.00 0.06 5.70
From fio
--------
Read Latency: clat (usec): min=32, max=2335, avg=79.54, stdev=29.95
Write Latency: clat (usec): min=38, max=130, avg=57.76, stdev= 3.25
Values before kernel changes
============================
iostat output
-------------
iostat -d /dev/nvme0n1 -x 1
Device r_await w_await aqu-sz rareq-sz wareq-sz svctm %util
nvme0n1 0.08 0.06 0.06 128.00 128.00 1.07 97.70
Device r_await w_await aqu-sz rareq-sz wareq-sz svctm %util
nvme0n1 0.08 0.06 0.06 128.00 128.00 1.08 98.80
Device r_await w_await aqu-sz rareq-sz wareq-sz svctm %util
nvme0n1 0.08 0.05 0.06 128.00 128.00 1.06 97.20
From fio
--------
Read Latency: clat (usec): min=33, max=468, avg=79.56, stdev=28.04
Write Latency: clat (usec): min=9, max=139, avg=57.10, stdev= 3.79
Signed-off-by: Junxiao Bi <junxiao.bi@oracle.com>
Signed-off-by: Gulam Mohamed <gulam.mohamed@oracle.com>
---
block/blk-core.c | 26 +++++++++++++-------------
block/blk-mq.c | 4 ++--
block/blk.h | 2 +-
block/genhd.c | 8 ++++----
drivers/block/drbd/drbd_debugfs.c | 4 ++--
drivers/block/drbd/drbd_int.h | 2 +-
drivers/block/zram/zram_drv.c | 4 ++--
drivers/md/bcache/request.c | 10 +++++-----
drivers/md/dm-core.h | 2 +-
drivers/md/dm.c | 8 ++++----
drivers/md/md.h | 2 +-
drivers/md/raid1.h | 2 +-
drivers/md/raid10.h | 2 +-
drivers/md/raid5.c | 2 +-
drivers/nvdimm/btt.c | 2 +-
drivers/nvdimm/pmem.c | 2 +-
include/linux/blk_types.h | 2 +-
include/linux/blkdev.h | 14 +++++++-------
include/linux/part_stat.h | 2 +-
19 files changed, 50 insertions(+), 50 deletions(-)
diff --git a/block/blk-core.c b/block/blk-core.c
index 5487912befe8..069c29dad3e7 100644
--- a/block/blk-core.c
+++ b/block/blk-core.c
@@ -912,12 +912,12 @@ int iocb_bio_iopoll(struct kiocb *kiocb, struct io_comp_batch *iob,
}
EXPORT_SYMBOL_GPL(iocb_bio_iopoll);
-void update_io_ticks(struct block_device *part, unsigned long now, bool end)
+void update_io_ticks(struct block_device *part, u64 now, bool end)
{
- unsigned long stamp;
+ u64 stamp;
again:
stamp = READ_ONCE(part->bd_stamp);
- if (unlikely(time_after(now, stamp))) {
+ if (unlikely(time_after64(now, stamp))) {
if (likely(try_cmpxchg(&part->bd_stamp, &stamp, now)))
__part_stat_add(part, io_ticks, end ? now - stamp : 1);
}
@@ -927,9 +927,9 @@ void update_io_ticks(struct block_device *part, unsigned long now, bool end)
}
}
-unsigned long bdev_start_io_acct(struct block_device *bdev,
+u64 bdev_start_io_acct(struct block_device *bdev,
unsigned int sectors, enum req_op op,
- unsigned long start_time)
+ u64 start_time)
{
const int sgrp = op_stat_group(op);
@@ -949,7 +949,7 @@ EXPORT_SYMBOL(bdev_start_io_acct);
* @bio: bio to start account for
* @start_time: start time that should be passed back to bio_end_io_acct().
*/
-void bio_start_io_acct_time(struct bio *bio, unsigned long start_time)
+void bio_start_io_acct_time(struct bio *bio, u64 start_time)
{
bdev_start_io_acct(bio->bi_bdev, bio_sectors(bio),
bio_op(bio), start_time);
@@ -962,29 +962,29 @@ EXPORT_SYMBOL_GPL(bio_start_io_acct_time);
*
* Returns the start time that should be passed back to bio_end_io_acct().
*/
-unsigned long bio_start_io_acct(struct bio *bio)
+u64 bio_start_io_acct(struct bio *bio)
{
return bdev_start_io_acct(bio->bi_bdev, bio_sectors(bio),
- bio_op(bio), jiffies);
+ bio_op(bio), ktime_get_ns());
}
EXPORT_SYMBOL_GPL(bio_start_io_acct);
void bdev_end_io_acct(struct block_device *bdev, enum req_op op,
- unsigned long start_time)
+ u64 start_time)
{
const int sgrp = op_stat_group(op);
- unsigned long now = READ_ONCE(jiffies);
- unsigned long duration = now - start_time;
+ u64 now = ktime_get_ns();
+ u64 duration = now - start_time;
part_stat_lock();
update_io_ticks(bdev, now, true);
- part_stat_add(bdev, nsecs[sgrp], jiffies_to_nsecs(duration));
+ part_stat_add(bdev, nsecs[sgrp], duration);
part_stat_local_dec(bdev, in_flight[op_is_write(op)]);
part_stat_unlock();
}
EXPORT_SYMBOL(bdev_end_io_acct);
-void bio_end_io_acct_remapped(struct bio *bio, unsigned long start_time,
+void bio_end_io_acct_remapped(struct bio *bio, u64 start_time,
struct block_device *orig_bdev)
{
bdev_end_io_acct(orig_bdev, bio_op(bio), start_time);
diff --git a/block/blk-mq.c b/block/blk-mq.c
index 228a6696d835..45bc2fc3d4e7 100644
--- a/block/blk-mq.c
+++ b/block/blk-mq.c
@@ -948,7 +948,7 @@ static void __blk_account_io_done(struct request *req, u64 now)
const int sgrp = op_stat_group(req_op(req));
part_stat_lock();
- update_io_ticks(req->part, jiffies, true);
+ update_io_ticks(req->part, ktime_get_ns(), true);
part_stat_inc(req->part, ios[sgrp]);
part_stat_add(req->part, nsecs[sgrp], now - req->start_time_ns);
part_stat_unlock();
@@ -980,7 +980,7 @@ static void __blk_account_io_start(struct request *rq)
rq->part = rq->q->disk->part0;
part_stat_lock();
- update_io_ticks(rq->part, jiffies, false);
+ update_io_ticks(rq->part, ktime_get_ns(), false);
part_stat_unlock();
}
diff --git a/block/blk.h b/block/blk.h
index a186ea20f39d..938607c9964a 100644
--- a/block/blk.h
+++ b/block/blk.h
@@ -345,7 +345,7 @@ static inline bool blk_do_io_stat(struct request *rq)
return (rq->rq_flags & RQF_IO_STAT) && !blk_rq_is_passthrough(rq);
}
-void update_io_ticks(struct block_device *part, unsigned long now, bool end);
+void update_io_ticks(struct block_device *part, u64 now, bool end);
static inline void req_set_nomerge(struct request_queue *q, struct request *req)
{
diff --git a/block/genhd.c b/block/genhd.c
index 0f9769db2de8..0fb2a3dcbe9d 100644
--- a/block/genhd.c
+++ b/block/genhd.c
@@ -956,7 +956,7 @@ ssize_t part_stat_show(struct device *dev,
if (inflight) {
part_stat_lock();
- update_io_ticks(bdev, jiffies, true);
+ update_io_ticks(bdev, ktime_get_ns(), true);
part_stat_unlock();
}
part_stat_read_all(bdev, &stat);
@@ -976,7 +976,7 @@ ssize_t part_stat_show(struct device *dev,
(unsigned long long)stat.sectors[STAT_WRITE],
(unsigned int)div_u64(stat.nsecs[STAT_WRITE], NSEC_PER_MSEC),
inflight,
- jiffies_to_msecs(stat.io_ticks),
+ (unsigned int)div_u64(stat.io_ticks, NSEC_PER_MSEC),
(unsigned int)div_u64(stat.nsecs[STAT_READ] +
stat.nsecs[STAT_WRITE] +
stat.nsecs[STAT_DISCARD] +
@@ -1245,7 +1245,7 @@ static int diskstats_show(struct seq_file *seqf, void *v)
if (inflight) {
part_stat_lock();
- update_io_ticks(hd, jiffies, true);
+ update_io_ticks(hd, ktime_get_ns(), true);
part_stat_unlock();
}
part_stat_read_all(hd, &stat);
@@ -1268,7 +1268,7 @@ static int diskstats_show(struct seq_file *seqf, void *v)
(unsigned int)div_u64(stat.nsecs[STAT_WRITE],
NSEC_PER_MSEC),
inflight,
- jiffies_to_msecs(stat.io_ticks),
+ (unsigned int)div_u64(stat.io_ticks, NSEC_PER_MSEC),
(unsigned int)div_u64(stat.nsecs[STAT_READ] +
stat.nsecs[STAT_WRITE] +
stat.nsecs[STAT_DISCARD] +
diff --git a/drivers/block/drbd/drbd_debugfs.c b/drivers/block/drbd/drbd_debugfs.c
index b3b9cd5628fd..5359c04e658b 100644
--- a/drivers/block/drbd/drbd_debugfs.c
+++ b/drivers/block/drbd/drbd_debugfs.c
@@ -105,7 +105,7 @@ static void seq_print_one_request(struct seq_file *m, struct drbd_request *req,
(s & RQ_WRITE) ? "W" : "R");
#define RQ_HDR_2 "\tstart\tin AL\tsubmit"
- seq_printf(m, "\t%d", jiffies_to_msecs(now - req->start_jif));
+ seq_printf(m, "\t%d", jiffies_to_msecs(now - nsecs_to_jiffies(req->start_jif)));
seq_print_age_or_dash(m, s & RQ_IN_ACT_LOG, now - req->in_actlog_jif);
seq_print_age_or_dash(m, s & RQ_LOCAL_PENDING, now - req->pre_submit_jif);
@@ -171,7 +171,7 @@ static void seq_print_waiting_for_AL(struct seq_file *m, struct drbd_resource *r
/* if the oldest request does not wait for the activity log
* it is not interesting for us here */
if (req && !(req->rq_state & RQ_IN_ACT_LOG))
- jif = req->start_jif;
+ jif = nsecs_to_jiffies(req->start_jif);
else
req = NULL;
spin_unlock_irq(&device->resource->req_lock);
diff --git a/drivers/block/drbd/drbd_int.h b/drivers/block/drbd/drbd_int.h
index 4d661282ff41..1d605c47c592 100644
--- a/drivers/block/drbd/drbd_int.h
+++ b/drivers/block/drbd/drbd_int.h
@@ -300,7 +300,7 @@ struct drbd_request {
struct list_head req_pending_local;
/* for generic IO accounting */
- unsigned long start_jif;
+ u64 start_jif;
/* for DRBD internal statistics */
diff --git a/drivers/block/zram/zram_drv.c b/drivers/block/zram/zram_drv.c
index 966aab902d19..5376b67b88c6 100644
--- a/drivers/block/zram/zram_drv.c
+++ b/drivers/block/zram/zram_drv.c
@@ -1662,7 +1662,7 @@ static int zram_rw_page(struct block_device *bdev, sector_t sector,
u32 index;
struct zram *zram;
struct bio_vec bv;
- unsigned long start_time;
+ u64 start_time;
if (PageTransHuge(page))
return -ENOTSUPP;
@@ -1682,7 +1682,7 @@ static int zram_rw_page(struct block_device *bdev, sector_t sector,
bv.bv_offset = 0;
start_time = bdev_start_io_acct(bdev->bd_disk->part0,
- SECTORS_PER_PAGE, op, jiffies);
+ SECTORS_PER_PAGE, op, ktime_get_ns());
ret = zram_bvec_rw(zram, &bv, index, offset, op, NULL);
bdev_end_io_acct(bdev->bd_disk->part0, op, start_time);
out:
diff --git a/drivers/md/bcache/request.c b/drivers/md/bcache/request.c
index 3427555b0cca..8798b1eb6d2d 100644
--- a/drivers/md/bcache/request.c
+++ b/drivers/md/bcache/request.c
@@ -476,7 +476,7 @@ struct search {
unsigned int cache_missed:1;
struct block_device *orig_bdev;
- unsigned long start_time;
+ u64 start_time;
struct btree_op op;
struct data_insert_op iop;
@@ -714,7 +714,7 @@ static void search_free(struct closure *cl)
static inline struct search *search_alloc(struct bio *bio,
struct bcache_device *d, struct block_device *orig_bdev,
- unsigned long start_time)
+ u64 start_time)
{
struct search *s;
@@ -1065,7 +1065,7 @@ static void cached_dev_nodata(struct closure *cl)
struct detached_dev_io_private {
struct bcache_device *d;
- unsigned long start_time;
+ u64 start_time;
bio_end_io_t *bi_end_io;
void *bi_private;
struct block_device *orig_bdev;
@@ -1094,7 +1094,7 @@ static void detached_dev_end_io(struct bio *bio)
}
static void detached_dev_do_request(struct bcache_device *d, struct bio *bio,
- struct block_device *orig_bdev, unsigned long start_time)
+ struct block_device *orig_bdev, u64 start_time)
{
struct detached_dev_io_private *ddip;
struct cached_dev *dc = container_of(d, struct cached_dev, disk);
@@ -1173,7 +1173,7 @@ void cached_dev_submit_bio(struct bio *bio)
struct block_device *orig_bdev = bio->bi_bdev;
struct bcache_device *d = orig_bdev->bd_disk->private_data;
struct cached_dev *dc = container_of(d, struct cached_dev, disk);
- unsigned long start_time;
+ u64 start_time;
int rw = bio_data_dir(bio);
if (unlikely((d->c && test_bit(CACHE_SET_IO_DISABLE, &d->c->flags)) ||
diff --git a/drivers/md/dm-core.h b/drivers/md/dm-core.h
index 6c6bd24774f2..e620fd878b08 100644
--- a/drivers/md/dm-core.h
+++ b/drivers/md/dm-core.h
@@ -284,7 +284,7 @@ struct dm_io {
unsigned short magic;
blk_short_t flags;
spinlock_t lock;
- unsigned long start_time;
+ u64 start_time;
void *data;
struct dm_io *next;
struct dm_stats_aux stats_aux;
diff --git a/drivers/md/dm.c b/drivers/md/dm.c
index 95a1ee3d314e..dacd8eaadf73 100644
--- a/drivers/md/dm.c
+++ b/drivers/md/dm.c
@@ -482,7 +482,7 @@ static int dm_blk_ioctl(struct block_device *bdev, fmode_t mode,
u64 dm_start_time_ns_from_clone(struct bio *bio)
{
- return jiffies_to_nsecs(clone_to_tio(bio)->io->start_time);
+ return clone_to_tio(bio)->io->start_time;
}
EXPORT_SYMBOL_GPL(dm_start_time_ns_from_clone);
@@ -494,7 +494,7 @@ static bool bio_is_flush_with_data(struct bio *bio)
static void dm_io_acct(struct dm_io *io, bool end)
{
struct dm_stats_aux *stats_aux = &io->stats_aux;
- unsigned long start_time = io->start_time;
+ u64 start_time = io->start_time;
struct mapped_device *md = io->md;
struct bio *bio = io->orig_bio;
unsigned int sectors;
@@ -527,7 +527,7 @@ static void dm_io_acct(struct dm_io *io, bool end)
dm_stats_account_io(&md->stats, bio_data_dir(bio),
sector, sectors,
- end, start_time, stats_aux);
+ end, nsecs_to_jiffies(start_time), stats_aux);
}
}
@@ -589,7 +589,7 @@ static struct dm_io *alloc_io(struct mapped_device *md, struct bio *bio)
io->orig_bio = bio;
io->md = md;
spin_lock_init(&io->lock);
- io->start_time = jiffies;
+ io->start_time = ktime_get_ns();
io->flags = 0;
if (static_branch_unlikely(&stats_enabled))
diff --git a/drivers/md/md.h b/drivers/md/md.h
index b4e2d8b87b61..f129e0ae59da 100644
--- a/drivers/md/md.h
+++ b/drivers/md/md.h
@@ -711,7 +711,7 @@ struct md_thread {
struct md_io_acct {
struct bio *orig_bio;
- unsigned long start_time;
+ u64 start_time;
struct bio bio_clone;
};
diff --git a/drivers/md/raid1.h b/drivers/md/raid1.h
index ebb6788820e7..0fb5a1148745 100644
--- a/drivers/md/raid1.h
+++ b/drivers/md/raid1.h
@@ -157,7 +157,7 @@ struct r1bio {
sector_t sector;
int sectors;
unsigned long state;
- unsigned long start_time;
+ u64 start_time;
struct mddev *mddev;
/*
* original bio going to /dev/mdx
diff --git a/drivers/md/raid10.h b/drivers/md/raid10.h
index 8c072ce0bc54..4cf3eec89bf3 100644
--- a/drivers/md/raid10.h
+++ b/drivers/md/raid10.h
@@ -123,7 +123,7 @@ struct r10bio {
sector_t sector; /* virtual sector number */
int sectors;
unsigned long state;
- unsigned long start_time;
+ u64 start_time;
struct mddev *mddev;
/*
* original bio going to /dev/mdx
diff --git a/drivers/md/raid5.c b/drivers/md/raid5.c
index 7b820b81d8c2..8f4364f4bda0 100644
--- a/drivers/md/raid5.c
+++ b/drivers/md/raid5.c
@@ -5474,7 +5474,7 @@ static void raid5_align_endio(struct bio *bi)
struct r5conf *conf;
struct md_rdev *rdev;
blk_status_t error = bi->bi_status;
- unsigned long start_time = md_io_acct->start_time;
+ u64 start_time = md_io_acct->start_time;
bio_put(bi);
diff --git a/drivers/nvdimm/btt.c b/drivers/nvdimm/btt.c
index 0297b7882e33..4d7ff7c3ad11 100644
--- a/drivers/nvdimm/btt.c
+++ b/drivers/nvdimm/btt.c
@@ -1442,7 +1442,7 @@ static void btt_submit_bio(struct bio *bio)
struct bio_integrity_payload *bip = bio_integrity(bio);
struct btt *btt = bio->bi_bdev->bd_disk->private_data;
struct bvec_iter iter;
- unsigned long start;
+ u64 start;
struct bio_vec bvec;
int err = 0;
bool do_acct;
diff --git a/drivers/nvdimm/pmem.c b/drivers/nvdimm/pmem.c
index 96e6e9a5f235..b5b7a709e1ab 100644
--- a/drivers/nvdimm/pmem.c
+++ b/drivers/nvdimm/pmem.c
@@ -202,7 +202,7 @@ static void pmem_submit_bio(struct bio *bio)
int ret = 0;
blk_status_t rc = 0;
bool do_acct;
- unsigned long start;
+ u64 start;
struct bio_vec bvec;
struct bvec_iter iter;
struct pmem_device *pmem = bio->bi_bdev->bd_disk->private_data;
diff --git a/include/linux/blk_types.h b/include/linux/blk_types.h
index e0b098089ef2..6ffa0ca80217 100644
--- a/include/linux/blk_types.h
+++ b/include/linux/blk_types.h
@@ -41,7 +41,7 @@ struct block_device {
sector_t bd_start_sect;
sector_t bd_nr_sectors;
struct disk_stats __percpu *bd_stats;
- unsigned long bd_stamp;
+ u64 bd_stamp;
bool bd_read_only; /* read-only policy */
dev_t bd_dev;
atomic_t bd_openers;
diff --git a/include/linux/blkdev.h b/include/linux/blkdev.h
index 891f8cbcd043..0ecfc1ffd4a5 100644
--- a/include/linux/blkdev.h
+++ b/include/linux/blkdev.h
@@ -1452,15 +1452,15 @@ static inline void blk_wake_io_task(struct task_struct *waiter)
wake_up_process(waiter);
}
-unsigned long bdev_start_io_acct(struct block_device *bdev,
+u64 bdev_start_io_acct(struct block_device *bdev,
unsigned int sectors, enum req_op op,
- unsigned long start_time);
+ u64 start_time);
void bdev_end_io_acct(struct block_device *bdev, enum req_op op,
- unsigned long start_time);
+ u64 start_time);
-void bio_start_io_acct_time(struct bio *bio, unsigned long start_time);
-unsigned long bio_start_io_acct(struct bio *bio);
-void bio_end_io_acct_remapped(struct bio *bio, unsigned long start_time,
+void bio_start_io_acct_time(struct bio *bio, u64 start_time);
+u64 bio_start_io_acct(struct bio *bio);
+void bio_end_io_acct_remapped(struct bio *bio, u64 start_time,
struct block_device *orig_bdev);
/**
@@ -1468,7 +1468,7 @@ void bio_end_io_acct_remapped(struct bio *bio, unsigned long start_time,
* @bio: bio to end account for
* @start_time: start time returned by bio_start_io_acct()
*/
-static inline void bio_end_io_acct(struct bio *bio, unsigned long start_time)
+static inline void bio_end_io_acct(struct bio *bio, u64 start_time)
{
return bio_end_io_acct_remapped(bio, start_time, bio->bi_bdev);
}
diff --git a/include/linux/part_stat.h b/include/linux/part_stat.h
index abeba356bc3f..85c50235693c 100644
--- a/include/linux/part_stat.h
+++ b/include/linux/part_stat.h
@@ -10,7 +10,7 @@ struct disk_stats {
unsigned long sectors[NR_STAT_GROUPS];
unsigned long ios[NR_STAT_GROUPS];
unsigned long merges[NR_STAT_GROUPS];
- unsigned long io_ticks;
+ u64 io_ticks;
local_t in_flight[2];
};
--
2.31.1
^ permalink raw reply related [flat|nested] 23+ messages in thread* [RFC] block: Change the granularity of io ticks from ms to ns
@ 2022-12-06 18:15 ` Gulam Mohamed
0 siblings, 0 replies; 23+ messages in thread
From: Gulam Mohamed @ 2022-12-06 18:15 UTC (permalink / raw)
To: linux-block
Cc: axboe, philipp.reisner, lars.ellenberg, christoph.boehmwalder,
minchan, ngupta, senozhatsky, colyli, kent.overstreet, agk,
snitzer, dm-devel, song, dan.j.williams, vishal.l.verma,
dave.jiang, ira.weiny, junxiao.bi, gulam.mohamed, martin.petersen,
kch, drbd-dev, linux-kernel, linux-bcache, linux-raid, nvdimm,
konrad.wilk
Use ktime to change the granularity of IO accounting in block layer from
milli-seconds to nano-seconds to get the proper latency values for the
devices whose latency is in micro-seconds. After changing the granularity
to nano-seconds the iostat command, which was showing incorrect values for
%util, is now showing correct values.
We did not work on the patch to drop the logic for
STAT_PRECISE_TIMESTAMPS yet. Will do it if this patch is ok.
The iostat command was run after starting the fio with following command
on an NVME disk. For the same fio command, the iostat %util was showing
~100% for the disks whose latencies are in the range of microseconds.
With the kernel changes (granularity to nano-seconds), the %util was
showing correct values. Following are the details of the test and their
output:
fio command
-----------
[global]
bs=128K
iodepth=1
direct=1
ioengine=libaio
group_reporting
time_based
runtime=90
thinktime=1ms
numjobs=1
name=raw-write
rw=randrw
ignore_error=EIO:EIO
[job1]
filename=/dev/nvme0n1
Correct values after kernel changes:
====================================
iostat output
-------------
iostat -d /dev/nvme0n1 -x 1
Device r_await w_await aqu-sz rareq-sz wareq-sz svctm %util
nvme0n1 0.08 0.05 0.06 128.00 128.00 0.07 6.50
Device r_await w_await aqu-sz rareq-sz wareq-sz svctm %util
nvme0n1 0.08 0.06 0.06 128.00 128.00 0.07 6.30
Device r_await w_await aqu-sz rareq-sz wareq-sz svctm %util
nvme0n1 0.06 0.05 0.06 128.00 128.00 0.06 5.70
From fio
--------
Read Latency: clat (usec): min=32, max=2335, avg=79.54, stdev=29.95
Write Latency: clat (usec): min=38, max=130, avg=57.76, stdev= 3.25
Values before kernel changes
============================
iostat output
-------------
iostat -d /dev/nvme0n1 -x 1
Device r_await w_await aqu-sz rareq-sz wareq-sz svctm %util
nvme0n1 0.08 0.06 0.06 128.00 128.00 1.07 97.70
Device r_await w_await aqu-sz rareq-sz wareq-sz svctm %util
nvme0n1 0.08 0.06 0.06 128.00 128.00 1.08 98.80
Device r_await w_await aqu-sz rareq-sz wareq-sz svctm %util
nvme0n1 0.08 0.05 0.06 128.00 128.00 1.06 97.20
From fio
--------
Read Latency: clat (usec): min=33, max=468, avg=79.56, stdev=28.04
Write Latency: clat (usec): min=9, max=139, avg=57.10, stdev= 3.79
Signed-off-by: Junxiao Bi <junxiao.bi@oracle.com>
Signed-off-by: Gulam Mohamed <gulam.mohamed@oracle.com>
---
block/blk-core.c | 26 +++++++++++++-------------
block/blk-mq.c | 4 ++--
block/blk.h | 2 +-
block/genhd.c | 8 ++++----
drivers/block/drbd/drbd_debugfs.c | 4 ++--
drivers/block/drbd/drbd_int.h | 2 +-
drivers/block/zram/zram_drv.c | 4 ++--
drivers/md/bcache/request.c | 10 +++++-----
drivers/md/dm-core.h | 2 +-
drivers/md/dm.c | 8 ++++----
drivers/md/md.h | 2 +-
drivers/md/raid1.h | 2 +-
drivers/md/raid10.h | 2 +-
drivers/md/raid5.c | 2 +-
drivers/nvdimm/btt.c | 2 +-
drivers/nvdimm/pmem.c | 2 +-
include/linux/blk_types.h | 2 +-
include/linux/blkdev.h | 14 +++++++-------
include/linux/part_stat.h | 2 +-
19 files changed, 50 insertions(+), 50 deletions(-)
diff --git a/block/blk-core.c b/block/blk-core.c
index 5487912befe8..069c29dad3e7 100644
--- a/block/blk-core.c
+++ b/block/blk-core.c
@@ -912,12 +912,12 @@ int iocb_bio_iopoll(struct kiocb *kiocb, struct io_comp_batch *iob,
}
EXPORT_SYMBOL_GPL(iocb_bio_iopoll);
-void update_io_ticks(struct block_device *part, unsigned long now, bool end)
+void update_io_ticks(struct block_device *part, u64 now, bool end)
{
- unsigned long stamp;
+ u64 stamp;
again:
stamp = READ_ONCE(part->bd_stamp);
- if (unlikely(time_after(now, stamp))) {
+ if (unlikely(time_after64(now, stamp))) {
if (likely(try_cmpxchg(&part->bd_stamp, &stamp, now)))
__part_stat_add(part, io_ticks, end ? now - stamp : 1);
}
@@ -927,9 +927,9 @@ void update_io_ticks(struct block_device *part, unsigned long now, bool end)
}
}
-unsigned long bdev_start_io_acct(struct block_device *bdev,
+u64 bdev_start_io_acct(struct block_device *bdev,
unsigned int sectors, enum req_op op,
- unsigned long start_time)
+ u64 start_time)
{
const int sgrp = op_stat_group(op);
@@ -949,7 +949,7 @@ EXPORT_SYMBOL(bdev_start_io_acct);
* @bio: bio to start account for
* @start_time: start time that should be passed back to bio_end_io_acct().
*/
-void bio_start_io_acct_time(struct bio *bio, unsigned long start_time)
+void bio_start_io_acct_time(struct bio *bio, u64 start_time)
{
bdev_start_io_acct(bio->bi_bdev, bio_sectors(bio),
bio_op(bio), start_time);
@@ -962,29 +962,29 @@ EXPORT_SYMBOL_GPL(bio_start_io_acct_time);
*
* Returns the start time that should be passed back to bio_end_io_acct().
*/
-unsigned long bio_start_io_acct(struct bio *bio)
+u64 bio_start_io_acct(struct bio *bio)
{
return bdev_start_io_acct(bio->bi_bdev, bio_sectors(bio),
- bio_op(bio), jiffies);
+ bio_op(bio), ktime_get_ns());
}
EXPORT_SYMBOL_GPL(bio_start_io_acct);
void bdev_end_io_acct(struct block_device *bdev, enum req_op op,
- unsigned long start_time)
+ u64 start_time)
{
const int sgrp = op_stat_group(op);
- unsigned long now = READ_ONCE(jiffies);
- unsigned long duration = now - start_time;
+ u64 now = ktime_get_ns();
+ u64 duration = now - start_time;
part_stat_lock();
update_io_ticks(bdev, now, true);
- part_stat_add(bdev, nsecs[sgrp], jiffies_to_nsecs(duration));
+ part_stat_add(bdev, nsecs[sgrp], duration);
part_stat_local_dec(bdev, in_flight[op_is_write(op)]);
part_stat_unlock();
}
EXPORT_SYMBOL(bdev_end_io_acct);
-void bio_end_io_acct_remapped(struct bio *bio, unsigned long start_time,
+void bio_end_io_acct_remapped(struct bio *bio, u64 start_time,
struct block_device *orig_bdev)
{
bdev_end_io_acct(orig_bdev, bio_op(bio), start_time);
diff --git a/block/blk-mq.c b/block/blk-mq.c
index 228a6696d835..45bc2fc3d4e7 100644
--- a/block/blk-mq.c
+++ b/block/blk-mq.c
@@ -948,7 +948,7 @@ static void __blk_account_io_done(struct request *req, u64 now)
const int sgrp = op_stat_group(req_op(req));
part_stat_lock();
- update_io_ticks(req->part, jiffies, true);
+ update_io_ticks(req->part, ktime_get_ns(), true);
part_stat_inc(req->part, ios[sgrp]);
part_stat_add(req->part, nsecs[sgrp], now - req->start_time_ns);
part_stat_unlock();
@@ -980,7 +980,7 @@ static void __blk_account_io_start(struct request *rq)
rq->part = rq->q->disk->part0;
part_stat_lock();
- update_io_ticks(rq->part, jiffies, false);
+ update_io_ticks(rq->part, ktime_get_ns(), false);
part_stat_unlock();
}
diff --git a/block/blk.h b/block/blk.h
index a186ea20f39d..938607c9964a 100644
--- a/block/blk.h
+++ b/block/blk.h
@@ -345,7 +345,7 @@ static inline bool blk_do_io_stat(struct request *rq)
return (rq->rq_flags & RQF_IO_STAT) && !blk_rq_is_passthrough(rq);
}
-void update_io_ticks(struct block_device *part, unsigned long now, bool end);
+void update_io_ticks(struct block_device *part, u64 now, bool end);
static inline void req_set_nomerge(struct request_queue *q, struct request *req)
{
diff --git a/block/genhd.c b/block/genhd.c
index 0f9769db2de8..0fb2a3dcbe9d 100644
--- a/block/genhd.c
+++ b/block/genhd.c
@@ -956,7 +956,7 @@ ssize_t part_stat_show(struct device *dev,
if (inflight) {
part_stat_lock();
- update_io_ticks(bdev, jiffies, true);
+ update_io_ticks(bdev, ktime_get_ns(), true);
part_stat_unlock();
}
part_stat_read_all(bdev, &stat);
@@ -976,7 +976,7 @@ ssize_t part_stat_show(struct device *dev,
(unsigned long long)stat.sectors[STAT_WRITE],
(unsigned int)div_u64(stat.nsecs[STAT_WRITE], NSEC_PER_MSEC),
inflight,
- jiffies_to_msecs(stat.io_ticks),
+ (unsigned int)div_u64(stat.io_ticks, NSEC_PER_MSEC),
(unsigned int)div_u64(stat.nsecs[STAT_READ] +
stat.nsecs[STAT_WRITE] +
stat.nsecs[STAT_DISCARD] +
@@ -1245,7 +1245,7 @@ static int diskstats_show(struct seq_file *seqf, void *v)
if (inflight) {
part_stat_lock();
- update_io_ticks(hd, jiffies, true);
+ update_io_ticks(hd, ktime_get_ns(), true);
part_stat_unlock();
}
part_stat_read_all(hd, &stat);
@@ -1268,7 +1268,7 @@ static int diskstats_show(struct seq_file *seqf, void *v)
(unsigned int)div_u64(stat.nsecs[STAT_WRITE],
NSEC_PER_MSEC),
inflight,
- jiffies_to_msecs(stat.io_ticks),
+ (unsigned int)div_u64(stat.io_ticks, NSEC_PER_MSEC),
(unsigned int)div_u64(stat.nsecs[STAT_READ] +
stat.nsecs[STAT_WRITE] +
stat.nsecs[STAT_DISCARD] +
diff --git a/drivers/block/drbd/drbd_debugfs.c b/drivers/block/drbd/drbd_debugfs.c
index b3b9cd5628fd..5359c04e658b 100644
--- a/drivers/block/drbd/drbd_debugfs.c
+++ b/drivers/block/drbd/drbd_debugfs.c
@@ -105,7 +105,7 @@ static void seq_print_one_request(struct seq_file *m, struct drbd_request *req,
(s & RQ_WRITE) ? "W" : "R");
#define RQ_HDR_2 "\tstart\tin AL\tsubmit"
- seq_printf(m, "\t%d", jiffies_to_msecs(now - req->start_jif));
+ seq_printf(m, "\t%d", jiffies_to_msecs(now - nsecs_to_jiffies(req->start_jif)));
seq_print_age_or_dash(m, s & RQ_IN_ACT_LOG, now - req->in_actlog_jif);
seq_print_age_or_dash(m, s & RQ_LOCAL_PENDING, now - req->pre_submit_jif);
@@ -171,7 +171,7 @@ static void seq_print_waiting_for_AL(struct seq_file *m, struct drbd_resource *r
/* if the oldest request does not wait for the activity log
* it is not interesting for us here */
if (req && !(req->rq_state & RQ_IN_ACT_LOG))
- jif = req->start_jif;
+ jif = nsecs_to_jiffies(req->start_jif);
else
req = NULL;
spin_unlock_irq(&device->resource->req_lock);
diff --git a/drivers/block/drbd/drbd_int.h b/drivers/block/drbd/drbd_int.h
index 4d661282ff41..1d605c47c592 100644
--- a/drivers/block/drbd/drbd_int.h
+++ b/drivers/block/drbd/drbd_int.h
@@ -300,7 +300,7 @@ struct drbd_request {
struct list_head req_pending_local;
/* for generic IO accounting */
- unsigned long start_jif;
+ u64 start_jif;
/* for DRBD internal statistics */
diff --git a/drivers/block/zram/zram_drv.c b/drivers/block/zram/zram_drv.c
index 966aab902d19..5376b67b88c6 100644
--- a/drivers/block/zram/zram_drv.c
+++ b/drivers/block/zram/zram_drv.c
@@ -1662,7 +1662,7 @@ static int zram_rw_page(struct block_device *bdev, sector_t sector,
u32 index;
struct zram *zram;
struct bio_vec bv;
- unsigned long start_time;
+ u64 start_time;
if (PageTransHuge(page))
return -ENOTSUPP;
@@ -1682,7 +1682,7 @@ static int zram_rw_page(struct block_device *bdev, sector_t sector,
bv.bv_offset = 0;
start_time = bdev_start_io_acct(bdev->bd_disk->part0,
- SECTORS_PER_PAGE, op, jiffies);
+ SECTORS_PER_PAGE, op, ktime_get_ns());
ret = zram_bvec_rw(zram, &bv, index, offset, op, NULL);
bdev_end_io_acct(bdev->bd_disk->part0, op, start_time);
out:
diff --git a/drivers/md/bcache/request.c b/drivers/md/bcache/request.c
index 3427555b0cca..8798b1eb6d2d 100644
--- a/drivers/md/bcache/request.c
+++ b/drivers/md/bcache/request.c
@@ -476,7 +476,7 @@ struct search {
unsigned int cache_missed:1;
struct block_device *orig_bdev;
- unsigned long start_time;
+ u64 start_time;
struct btree_op op;
struct data_insert_op iop;
@@ -714,7 +714,7 @@ static void search_free(struct closure *cl)
static inline struct search *search_alloc(struct bio *bio,
struct bcache_device *d, struct block_device *orig_bdev,
- unsigned long start_time)
+ u64 start_time)
{
struct search *s;
@@ -1065,7 +1065,7 @@ static void cached_dev_nodata(struct closure *cl)
struct detached_dev_io_private {
struct bcache_device *d;
- unsigned long start_time;
+ u64 start_time;
bio_end_io_t *bi_end_io;
void *bi_private;
struct block_device *orig_bdev;
@@ -1094,7 +1094,7 @@ static void detached_dev_end_io(struct bio *bio)
}
static void detached_dev_do_request(struct bcache_device *d, struct bio *bio,
- struct block_device *orig_bdev, unsigned long start_time)
+ struct block_device *orig_bdev, u64 start_time)
{
struct detached_dev_io_private *ddip;
struct cached_dev *dc = container_of(d, struct cached_dev, disk);
@@ -1173,7 +1173,7 @@ void cached_dev_submit_bio(struct bio *bio)
struct block_device *orig_bdev = bio->bi_bdev;
struct bcache_device *d = orig_bdev->bd_disk->private_data;
struct cached_dev *dc = container_of(d, struct cached_dev, disk);
- unsigned long start_time;
+ u64 start_time;
int rw = bio_data_dir(bio);
if (unlikely((d->c && test_bit(CACHE_SET_IO_DISABLE, &d->c->flags)) ||
diff --git a/drivers/md/dm-core.h b/drivers/md/dm-core.h
index 6c6bd24774f2..e620fd878b08 100644
--- a/drivers/md/dm-core.h
+++ b/drivers/md/dm-core.h
@@ -284,7 +284,7 @@ struct dm_io {
unsigned short magic;
blk_short_t flags;
spinlock_t lock;
- unsigned long start_time;
+ u64 start_time;
void *data;
struct dm_io *next;
struct dm_stats_aux stats_aux;
diff --git a/drivers/md/dm.c b/drivers/md/dm.c
index 95a1ee3d314e..dacd8eaadf73 100644
--- a/drivers/md/dm.c
+++ b/drivers/md/dm.c
@@ -482,7 +482,7 @@ static int dm_blk_ioctl(struct block_device *bdev, fmode_t mode,
u64 dm_start_time_ns_from_clone(struct bio *bio)
{
- return jiffies_to_nsecs(clone_to_tio(bio)->io->start_time);
+ return clone_to_tio(bio)->io->start_time;
}
EXPORT_SYMBOL_GPL(dm_start_time_ns_from_clone);
@@ -494,7 +494,7 @@ static bool bio_is_flush_with_data(struct bio *bio)
static void dm_io_acct(struct dm_io *io, bool end)
{
struct dm_stats_aux *stats_aux = &io->stats_aux;
- unsigned long start_time = io->start_time;
+ u64 start_time = io->start_time;
struct mapped_device *md = io->md;
struct bio *bio = io->orig_bio;
unsigned int sectors;
@@ -527,7 +527,7 @@ static void dm_io_acct(struct dm_io *io, bool end)
dm_stats_account_io(&md->stats, bio_data_dir(bio),
sector, sectors,
- end, start_time, stats_aux);
+ end, nsecs_to_jiffies(start_time), stats_aux);
}
}
@@ -589,7 +589,7 @@ static struct dm_io *alloc_io(struct mapped_device *md, struct bio *bio)
io->orig_bio = bio;
io->md = md;
spin_lock_init(&io->lock);
- io->start_time = jiffies;
+ io->start_time = ktime_get_ns();
io->flags = 0;
if (static_branch_unlikely(&stats_enabled))
diff --git a/drivers/md/md.h b/drivers/md/md.h
index b4e2d8b87b61..f129e0ae59da 100644
--- a/drivers/md/md.h
+++ b/drivers/md/md.h
@@ -711,7 +711,7 @@ struct md_thread {
struct md_io_acct {
struct bio *orig_bio;
- unsigned long start_time;
+ u64 start_time;
struct bio bio_clone;
};
diff --git a/drivers/md/raid1.h b/drivers/md/raid1.h
index ebb6788820e7..0fb5a1148745 100644
--- a/drivers/md/raid1.h
+++ b/drivers/md/raid1.h
@@ -157,7 +157,7 @@ struct r1bio {
sector_t sector;
int sectors;
unsigned long state;
- unsigned long start_time;
+ u64 start_time;
struct mddev *mddev;
/*
* original bio going to /dev/mdx
diff --git a/drivers/md/raid10.h b/drivers/md/raid10.h
index 8c072ce0bc54..4cf3eec89bf3 100644
--- a/drivers/md/raid10.h
+++ b/drivers/md/raid10.h
@@ -123,7 +123,7 @@ struct r10bio {
sector_t sector; /* virtual sector number */
int sectors;
unsigned long state;
- unsigned long start_time;
+ u64 start_time;
struct mddev *mddev;
/*
* original bio going to /dev/mdx
diff --git a/drivers/md/raid5.c b/drivers/md/raid5.c
index 7b820b81d8c2..8f4364f4bda0 100644
--- a/drivers/md/raid5.c
+++ b/drivers/md/raid5.c
@@ -5474,7 +5474,7 @@ static void raid5_align_endio(struct bio *bi)
struct r5conf *conf;
struct md_rdev *rdev;
blk_status_t error = bi->bi_status;
- unsigned long start_time = md_io_acct->start_time;
+ u64 start_time = md_io_acct->start_time;
bio_put(bi);
diff --git a/drivers/nvdimm/btt.c b/drivers/nvdimm/btt.c
index 0297b7882e33..4d7ff7c3ad11 100644
--- a/drivers/nvdimm/btt.c
+++ b/drivers/nvdimm/btt.c
@@ -1442,7 +1442,7 @@ static void btt_submit_bio(struct bio *bio)
struct bio_integrity_payload *bip = bio_integrity(bio);
struct btt *btt = bio->bi_bdev->bd_disk->private_data;
struct bvec_iter iter;
- unsigned long start;
+ u64 start;
struct bio_vec bvec;
int err = 0;
bool do_acct;
diff --git a/drivers/nvdimm/pmem.c b/drivers/nvdimm/pmem.c
index 96e6e9a5f235..b5b7a709e1ab 100644
--- a/drivers/nvdimm/pmem.c
+++ b/drivers/nvdimm/pmem.c
@@ -202,7 +202,7 @@ static void pmem_submit_bio(struct bio *bio)
int ret = 0;
blk_status_t rc = 0;
bool do_acct;
- unsigned long start;
+ u64 start;
struct bio_vec bvec;
struct bvec_iter iter;
struct pmem_device *pmem = bio->bi_bdev->bd_disk->private_data;
diff --git a/include/linux/blk_types.h b/include/linux/blk_types.h
index e0b098089ef2..6ffa0ca80217 100644
--- a/include/linux/blk_types.h
+++ b/include/linux/blk_types.h
@@ -41,7 +41,7 @@ struct block_device {
sector_t bd_start_sect;
sector_t bd_nr_sectors;
struct disk_stats __percpu *bd_stats;
- unsigned long bd_stamp;
+ u64 bd_stamp;
bool bd_read_only; /* read-only policy */
dev_t bd_dev;
atomic_t bd_openers;
diff --git a/include/linux/blkdev.h b/include/linux/blkdev.h
index 891f8cbcd043..0ecfc1ffd4a5 100644
--- a/include/linux/blkdev.h
+++ b/include/linux/blkdev.h
@@ -1452,15 +1452,15 @@ static inline void blk_wake_io_task(struct task_struct *waiter)
wake_up_process(waiter);
}
-unsigned long bdev_start_io_acct(struct block_device *bdev,
+u64 bdev_start_io_acct(struct block_device *bdev,
unsigned int sectors, enum req_op op,
- unsigned long start_time);
+ u64 start_time);
void bdev_end_io_acct(struct block_device *bdev, enum req_op op,
- unsigned long start_time);
+ u64 start_time);
-void bio_start_io_acct_time(struct bio *bio, unsigned long start_time);
-unsigned long bio_start_io_acct(struct bio *bio);
-void bio_end_io_acct_remapped(struct bio *bio, unsigned long start_time,
+void bio_start_io_acct_time(struct bio *bio, u64 start_time);
+u64 bio_start_io_acct(struct bio *bio);
+void bio_end_io_acct_remapped(struct bio *bio, u64 start_time,
struct block_device *orig_bdev);
/**
@@ -1468,7 +1468,7 @@ void bio_end_io_acct_remapped(struct bio *bio, unsigned long start_time,
* @bio: bio to end account for
* @start_time: start time returned by bio_start_io_acct()
*/
-static inline void bio_end_io_acct(struct bio *bio, unsigned long start_time)
+static inline void bio_end_io_acct(struct bio *bio, u64 start_time)
{
return bio_end_io_acct_remapped(bio, start_time, bio->bi_bdev);
}
diff --git a/include/linux/part_stat.h b/include/linux/part_stat.h
index abeba356bc3f..85c50235693c 100644
--- a/include/linux/part_stat.h
+++ b/include/linux/part_stat.h
@@ -10,7 +10,7 @@ struct disk_stats {
unsigned long sectors[NR_STAT_GROUPS];
unsigned long ios[NR_STAT_GROUPS];
unsigned long merges[NR_STAT_GROUPS];
- unsigned long io_ticks;
+ u64 io_ticks;
local_t in_flight[2];
};
--
2.31.1
^ permalink raw reply related [flat|nested] 23+ messages in thread* Re: [dm-devel] [RFC] block: Change the granularity of io ticks from ms to ns
2022-12-06 18:15 ` Gulam Mohamed
(?)
@ 2022-12-06 19:31 ` Paul Menzel
-1 siblings, 0 replies; 23+ messages in thread
From: Paul Menzel @ 2022-12-06 19:31 UTC (permalink / raw)
To: Gulam Mohamed
Cc: nvdimm, linux-kernel, song, dm-devel, ira.weiny, agk, drbd-dev,
dave.jiang, minchan, vishal.l.verma, konrad.wilk, kent.overstreet,
ngupta, kch, senozhatsky, snitzer, colyli, linux-block,
linux-bcache, dan.j.williams, axboe, linux-raid, martin.petersen,
philipp.reisner, junxiao.bi, christoph.boehmwalder,
lars.ellenberg
Dear Gulam,
Thank you for the patch.
Am 06.12.22 um 19:15 schrieb Gulam Mohamed:
> Use ktime to change the granularity of IO accounting in block layer from
> milli-seconds to nano-seconds to get the proper latency values for the
> devices whose latency is in micro-seconds. After changing the granularity
> to nano-seconds the iostat command, which was showing incorrect values for
> %util, is now showing correct values.
>
> We did not work on the patch to drop the logic for
> STAT_PRECISE_TIMESTAMPS yet. Will do it if this patch is ok.
>
> The iostat command was run after starting the fio with following command
> on an NVME disk. For the same fio command, the iostat %util was showing
> ~100% for the disks whose latencies are in the range of microseconds.
> With the kernel changes (granularity to nano-seconds), the %util was
> showing correct values. Following are the details of the test and their
> output:
>
> fio command
> -----------
> [global]
> bs=128K
> iodepth=1
> direct=1
> ioengine=libaio
> group_reporting
> time_based
> runtime=90
> thinktime=1ms
> numjobs=1
> name=raw-write
> rw=randrw
> ignore_error=EIO:EIO
> [job1]
> filename=/dev/nvme0n1
>
> Correct values after kernel changes:
> ====================================
> iostat output
> -------------
> iostat -d /dev/nvme0n1 -x 1
>
> Device r_await w_await aqu-sz rareq-sz wareq-sz svctm %util
> nvme0n1 0.08 0.05 0.06 128.00 128.00 0.07 6.50
>
> Device r_await w_await aqu-sz rareq-sz wareq-sz svctm %util
> nvme0n1 0.08 0.06 0.06 128.00 128.00 0.07 6.30
>
> Device r_await w_await aqu-sz rareq-sz wareq-sz svctm %util
> nvme0n1 0.06 0.05 0.06 128.00 128.00 0.06 5.70
>
> From fio
> --------
> Read Latency: clat (usec): min=32, max=2335, avg=79.54, stdev=29.95
> Write Latency: clat (usec): min=38, max=130, avg=57.76, stdev= 3.25
>
> Values before kernel changes
> ============================
> iostat output
> -------------
>
> iostat -d /dev/nvme0n1 -x 1
>
> Device r_await w_await aqu-sz rareq-sz wareq-sz svctm %util
> nvme0n1 0.08 0.06 0.06 128.00 128.00 1.07 97.70
>
> Device r_await w_await aqu-sz rareq-sz wareq-sz svctm %util
> nvme0n1 0.08 0.06 0.06 128.00 128.00 1.08 98.80
>
> Device r_await w_await aqu-sz rareq-sz wareq-sz svctm %util
> nvme0n1 0.08 0.05 0.06 128.00 128.00 1.06 97.20
>
> From fio
> --------
> Read Latency: clat (usec): min=33, max=468, avg=79.56, stdev=28.04
> Write Latency: clat (usec): min=9, max=139, avg=57.10, stdev= 3.79
I’d order the numbers before the change first, but it’s not important.
> Signed-off-by: Junxiao Bi <junxiao.bi@oracle.com>
> Signed-off-by: Gulam Mohamed <gulam.mohamed@oracle.com>
(If Junxiao is the patch author, that name should be documented as the
patch author.)
> ---
> block/blk-core.c | 26 +++++++++++++-------------
> block/blk-mq.c | 4 ++--
> block/blk.h | 2 +-
> block/genhd.c | 8 ++++----
> drivers/block/drbd/drbd_debugfs.c | 4 ++--
> drivers/block/drbd/drbd_int.h | 2 +-
> drivers/block/zram/zram_drv.c | 4 ++--
> drivers/md/bcache/request.c | 10 +++++-----
> drivers/md/dm-core.h | 2 +-
> drivers/md/dm.c | 8 ++++----
> drivers/md/md.h | 2 +-
> drivers/md/raid1.h | 2 +-
> drivers/md/raid10.h | 2 +-
> drivers/md/raid5.c | 2 +-
> drivers/nvdimm/btt.c | 2 +-
> drivers/nvdimm/pmem.c | 2 +-
> include/linux/blk_types.h | 2 +-
> include/linux/blkdev.h | 14 +++++++-------
> include/linux/part_stat.h | 2 +-
> 19 files changed, 50 insertions(+), 50 deletions(-)
>
> diff --git a/block/blk-core.c b/block/blk-core.c
> index 5487912befe8..069c29dad3e7 100644
> --- a/block/blk-core.c
> +++ b/block/blk-core.c
> @@ -912,12 +912,12 @@ int iocb_bio_iopoll(struct kiocb *kiocb, struct io_comp_batch *iob,
> }
> EXPORT_SYMBOL_GPL(iocb_bio_iopoll);
>
> -void update_io_ticks(struct block_device *part, unsigned long now, bool end)
> +void update_io_ticks(struct block_device *part, u64 now, bool end)
> {
> - unsigned long stamp;
> + u64 stamp;
Did you check the code size difference with `scripts/bloat-o-meter`?
Instead of the fixed-size type, I’d use `unsigned long long` to ensure
the minimum size is 64-bit.
> again:
> stamp = READ_ONCE(part->bd_stamp);
> - if (unlikely(time_after(now, stamp))) {
> + if (unlikely(time_after64(now, stamp))) {
No idea, if it’s possible with `time_after64()` though, as that uses
`__u64`.
[…]
Kind regards,
Paul
--
dm-devel mailing list
dm-devel@redhat.com
https://listman.redhat.com/mailman/listinfo/dm-devel
^ permalink raw reply [flat|nested] 23+ messages in thread* Re: [Drbd-dev] [RFC] block: Change the granularity of io ticks from ms to ns
@ 2022-12-06 19:31 ` Paul Menzel
0 siblings, 0 replies; 23+ messages in thread
From: Paul Menzel @ 2022-12-06 19:31 UTC (permalink / raw)
To: Gulam Mohamed
Cc: nvdimm, linux-kernel, song, dm-devel, ira.weiny, agk, drbd-dev,
dave.jiang, minchan, vishal.l.verma, konrad.wilk, kent.overstreet,
ngupta, kch, senozhatsky, snitzer, colyli, linux-block,
linux-bcache, dan.j.williams, axboe, linux-raid, martin.petersen,
philipp.reisner, junxiao.bi, lars.ellenberg
Dear Gulam,
Thank you for the patch.
Am 06.12.22 um 19:15 schrieb Gulam Mohamed:
> Use ktime to change the granularity of IO accounting in block layer from
> milli-seconds to nano-seconds to get the proper latency values for the
> devices whose latency is in micro-seconds. After changing the granularity
> to nano-seconds the iostat command, which was showing incorrect values for
> %util, is now showing correct values.
>
> We did not work on the patch to drop the logic for
> STAT_PRECISE_TIMESTAMPS yet. Will do it if this patch is ok.
>
> The iostat command was run after starting the fio with following command
> on an NVME disk. For the same fio command, the iostat %util was showing
> ~100% for the disks whose latencies are in the range of microseconds.
> With the kernel changes (granularity to nano-seconds), the %util was
> showing correct values. Following are the details of the test and their
> output:
>
> fio command
> -----------
> [global]
> bs=128K
> iodepth=1
> direct=1
> ioengine=libaio
> group_reporting
> time_based
> runtime=90
> thinktime=1ms
> numjobs=1
> name=raw-write
> rw=randrw
> ignore_error=EIO:EIO
> [job1]
> filename=/dev/nvme0n1
>
> Correct values after kernel changes:
> ====================================
> iostat output
> -------------
> iostat -d /dev/nvme0n1 -x 1
>
> Device r_await w_await aqu-sz rareq-sz wareq-sz svctm %util
> nvme0n1 0.08 0.05 0.06 128.00 128.00 0.07 6.50
>
> Device r_await w_await aqu-sz rareq-sz wareq-sz svctm %util
> nvme0n1 0.08 0.06 0.06 128.00 128.00 0.07 6.30
>
> Device r_await w_await aqu-sz rareq-sz wareq-sz svctm %util
> nvme0n1 0.06 0.05 0.06 128.00 128.00 0.06 5.70
>
> From fio
> --------
> Read Latency: clat (usec): min=32, max=2335, avg=79.54, stdev=29.95
> Write Latency: clat (usec): min=38, max=130, avg=57.76, stdev= 3.25
>
> Values before kernel changes
> ============================
> iostat output
> -------------
>
> iostat -d /dev/nvme0n1 -x 1
>
> Device r_await w_await aqu-sz rareq-sz wareq-sz svctm %util
> nvme0n1 0.08 0.06 0.06 128.00 128.00 1.07 97.70
>
> Device r_await w_await aqu-sz rareq-sz wareq-sz svctm %util
> nvme0n1 0.08 0.06 0.06 128.00 128.00 1.08 98.80
>
> Device r_await w_await aqu-sz rareq-sz wareq-sz svctm %util
> nvme0n1 0.08 0.05 0.06 128.00 128.00 1.06 97.20
>
> From fio
> --------
> Read Latency: clat (usec): min=33, max=468, avg=79.56, stdev=28.04
> Write Latency: clat (usec): min=9, max=139, avg=57.10, stdev= 3.79
I’d order the numbers before the change first, but it’s not important.
> Signed-off-by: Junxiao Bi <junxiao.bi@oracle.com>
> Signed-off-by: Gulam Mohamed <gulam.mohamed@oracle.com>
(If Junxiao is the patch author, that name should be documented as the
patch author.)
> ---
> block/blk-core.c | 26 +++++++++++++-------------
> block/blk-mq.c | 4 ++--
> block/blk.h | 2 +-
> block/genhd.c | 8 ++++----
> drivers/block/drbd/drbd_debugfs.c | 4 ++--
> drivers/block/drbd/drbd_int.h | 2 +-
> drivers/block/zram/zram_drv.c | 4 ++--
> drivers/md/bcache/request.c | 10 +++++-----
> drivers/md/dm-core.h | 2 +-
> drivers/md/dm.c | 8 ++++----
> drivers/md/md.h | 2 +-
> drivers/md/raid1.h | 2 +-
> drivers/md/raid10.h | 2 +-
> drivers/md/raid5.c | 2 +-
> drivers/nvdimm/btt.c | 2 +-
> drivers/nvdimm/pmem.c | 2 +-
> include/linux/blk_types.h | 2 +-
> include/linux/blkdev.h | 14 +++++++-------
> include/linux/part_stat.h | 2 +-
> 19 files changed, 50 insertions(+), 50 deletions(-)
>
> diff --git a/block/blk-core.c b/block/blk-core.c
> index 5487912befe8..069c29dad3e7 100644
> --- a/block/blk-core.c
> +++ b/block/blk-core.c
> @@ -912,12 +912,12 @@ int iocb_bio_iopoll(struct kiocb *kiocb, struct io_comp_batch *iob,
> }
> EXPORT_SYMBOL_GPL(iocb_bio_iopoll);
>
> -void update_io_ticks(struct block_device *part, unsigned long now, bool end)
> +void update_io_ticks(struct block_device *part, u64 now, bool end)
> {
> - unsigned long stamp;
> + u64 stamp;
Did you check the code size difference with `scripts/bloat-o-meter`?
Instead of the fixed-size type, I’d use `unsigned long long` to ensure
the minimum size is 64-bit.
> again:
> stamp = READ_ONCE(part->bd_stamp);
> - if (unlikely(time_after(now, stamp))) {
> + if (unlikely(time_after64(now, stamp))) {
No idea, if it’s possible with `time_after64()` though, as that uses
`__u64`.
[…]
Kind regards,
Paul
^ permalink raw reply [flat|nested] 23+ messages in thread* Re: [RFC] block: Change the granularity of io ticks from ms to ns
@ 2022-12-06 19:31 ` Paul Menzel
0 siblings, 0 replies; 23+ messages in thread
From: Paul Menzel @ 2022-12-06 19:31 UTC (permalink / raw)
To: Gulam Mohamed
Cc: linux-block, axboe, philipp.reisner, lars.ellenberg,
christoph.boehmwalder, minchan, ngupta, senozhatsky, colyli,
kent.overstreet, agk, snitzer, dm-devel, song, dan.j.williams,
vishal.l.verma, dave.jiang, ira.weiny, junxiao.bi,
martin.petersen, kch, drbd-dev, linux-kernel, linux-bcache,
linux-raid, nvdimm, konrad.wilk
Dear Gulam,
Thank you for the patch.
Am 06.12.22 um 19:15 schrieb Gulam Mohamed:
> Use ktime to change the granularity of IO accounting in block layer from
> milli-seconds to nano-seconds to get the proper latency values for the
> devices whose latency is in micro-seconds. After changing the granularity
> to nano-seconds the iostat command, which was showing incorrect values for
> %util, is now showing correct values.
>
> We did not work on the patch to drop the logic for
> STAT_PRECISE_TIMESTAMPS yet. Will do it if this patch is ok.
>
> The iostat command was run after starting the fio with following command
> on an NVME disk. For the same fio command, the iostat %util was showing
> ~100% for the disks whose latencies are in the range of microseconds.
> With the kernel changes (granularity to nano-seconds), the %util was
> showing correct values. Following are the details of the test and their
> output:
>
> fio command
> -----------
> [global]
> bs=128K
> iodepth=1
> direct=1
> ioengine=libaio
> group_reporting
> time_based
> runtime=90
> thinktime=1ms
> numjobs=1
> name=raw-write
> rw=randrw
> ignore_error=EIO:EIO
> [job1]
> filename=/dev/nvme0n1
>
> Correct values after kernel changes:
> ====================================
> iostat output
> -------------
> iostat -d /dev/nvme0n1 -x 1
>
> Device r_await w_await aqu-sz rareq-sz wareq-sz svctm %util
> nvme0n1 0.08 0.05 0.06 128.00 128.00 0.07 6.50
>
> Device r_await w_await aqu-sz rareq-sz wareq-sz svctm %util
> nvme0n1 0.08 0.06 0.06 128.00 128.00 0.07 6.30
>
> Device r_await w_await aqu-sz rareq-sz wareq-sz svctm %util
> nvme0n1 0.06 0.05 0.06 128.00 128.00 0.06 5.70
>
> From fio
> --------
> Read Latency: clat (usec): min=32, max=2335, avg=79.54, stdev=29.95
> Write Latency: clat (usec): min=38, max=130, avg=57.76, stdev= 3.25
>
> Values before kernel changes
> ============================
> iostat output
> -------------
>
> iostat -d /dev/nvme0n1 -x 1
>
> Device r_await w_await aqu-sz rareq-sz wareq-sz svctm %util
> nvme0n1 0.08 0.06 0.06 128.00 128.00 1.07 97.70
>
> Device r_await w_await aqu-sz rareq-sz wareq-sz svctm %util
> nvme0n1 0.08 0.06 0.06 128.00 128.00 1.08 98.80
>
> Device r_await w_await aqu-sz rareq-sz wareq-sz svctm %util
> nvme0n1 0.08 0.05 0.06 128.00 128.00 1.06 97.20
>
> From fio
> --------
> Read Latency: clat (usec): min=33, max=468, avg=79.56, stdev=28.04
> Write Latency: clat (usec): min=9, max=139, avg=57.10, stdev= 3.79
I’d order the numbers before the change first, but it’s not important.
> Signed-off-by: Junxiao Bi <junxiao.bi@oracle.com>
> Signed-off-by: Gulam Mohamed <gulam.mohamed@oracle.com>
(If Junxiao is the patch author, that name should be documented as the
patch author.)
> ---
> block/blk-core.c | 26 +++++++++++++-------------
> block/blk-mq.c | 4 ++--
> block/blk.h | 2 +-
> block/genhd.c | 8 ++++----
> drivers/block/drbd/drbd_debugfs.c | 4 ++--
> drivers/block/drbd/drbd_int.h | 2 +-
> drivers/block/zram/zram_drv.c | 4 ++--
> drivers/md/bcache/request.c | 10 +++++-----
> drivers/md/dm-core.h | 2 +-
> drivers/md/dm.c | 8 ++++----
> drivers/md/md.h | 2 +-
> drivers/md/raid1.h | 2 +-
> drivers/md/raid10.h | 2 +-
> drivers/md/raid5.c | 2 +-
> drivers/nvdimm/btt.c | 2 +-
> drivers/nvdimm/pmem.c | 2 +-
> include/linux/blk_types.h | 2 +-
> include/linux/blkdev.h | 14 +++++++-------
> include/linux/part_stat.h | 2 +-
> 19 files changed, 50 insertions(+), 50 deletions(-)
>
> diff --git a/block/blk-core.c b/block/blk-core.c
> index 5487912befe8..069c29dad3e7 100644
> --- a/block/blk-core.c
> +++ b/block/blk-core.c
> @@ -912,12 +912,12 @@ int iocb_bio_iopoll(struct kiocb *kiocb, struct io_comp_batch *iob,
> }
> EXPORT_SYMBOL_GPL(iocb_bio_iopoll);
>
> -void update_io_ticks(struct block_device *part, unsigned long now, bool end)
> +void update_io_ticks(struct block_device *part, u64 now, bool end)
> {
> - unsigned long stamp;
> + u64 stamp;
Did you check the code size difference with `scripts/bloat-o-meter`?
Instead of the fixed-size type, I’d use `unsigned long long` to ensure
the minimum size is 64-bit.
> again:
> stamp = READ_ONCE(part->bd_stamp);
> - if (unlikely(time_after(now, stamp))) {
> + if (unlikely(time_after64(now, stamp))) {
No idea, if it’s possible with `time_after64()` though, as that uses
`__u64`.
[…]
Kind regards,
Paul
^ permalink raw reply [flat|nested] 23+ messages in thread
* Re: [RFC] block: Change the granularity of io ticks from ms to ns
2022-12-06 18:15 ` Gulam Mohamed
` (2 preceding siblings ...)
(?)
@ 2022-12-06 22:50 ` kernel test robot
-1 siblings, 0 replies; 23+ messages in thread
From: kernel test robot @ 2022-12-06 22:50 UTC (permalink / raw)
To: Gulam Mohamed; +Cc: oe-kbuild-all
[-- Attachment #1: Type: text/plain, Size: 9140 bytes --]
Hi Gulam,
[FYI, it's a private test report for your RFC patch.]
[auto build test ERROR on device-mapper-dm/for-next]
[also build test ERROR on nvdimm/libnvdimm-for-next linus/master v6.1-rc8]
[cannot apply to axboe-block/for-next song-md/md-next nvdimm/dax-misc next-20221206]
[If your patch is applied to the wrong git tree, kindly drop us a note.
And when submitting patch, we suggest to use '--base' as documented in
https://git-scm.com/docs/git-format-patch#_base_tree_information]
url: https://github.com/intel-lab-lkp/linux/commits/Gulam-Mohamed/block-Change-the-granularity-of-io-ticks-from-ms-to-ns/20221207-021732
base: https://git.kernel.org/pub/scm/linux/kernel/git/device-mapper/linux-dm.git for-next
patch link: https://lore.kernel.org/r/20221206181536.13333-1-gulam.mohamed%40oracle.com
patch subject: [RFC] block: Change the granularity of io ticks from ms to ns
config: um-i386_defconfig
compiler: gcc-11 (Debian 11.3.0-8) 11.3.0
reproduce (this is a W=1 build):
# https://github.com/intel-lab-lkp/linux/commit/317177bd9c45961836e65a3c291bd51a1d81a260
git remote add linux-review https://github.com/intel-lab-lkp/linux
git fetch --no-tags linux-review Gulam-Mohamed/block-Change-the-granularity-of-io-ticks-from-ms-to-ns/20221207-021732
git checkout 317177bd9c45961836e65a3c291bd51a1d81a260
# save the config file
mkdir build_dir && cp config build_dir/.config
make W=1 O=build_dir ARCH=um SUBARCH=i386 SHELL=/bin/bash
If you fix the issue, kindly add following tag where applicable
| Reported-by: kernel test robot <lkp@intel.com>
All errors (new ones prefixed by >>):
In file included from include/linux/kernel.h:20,
from block/blk-core.c:15:
block/blk-core.c: In function 'update_io_ticks':
>> arch/x86/include/asm/cmpxchg.h:214:17: error: call to '__cmpxchg_wrong_size' declared with attribute error: Bad argument size for cmpxchg
214 | __cmpxchg_wrong_size(); \
| ^~~~~~~~~~~~~~~~~~~~~~
include/linux/compiler.h:77:45: note: in definition of macro 'likely'
77 | # define likely(x) __builtin_expect(!!(x), 1)
| ^
arch/x86/include/asm/cmpxchg.h:222:9: note: in expansion of macro '__raw_try_cmpxchg'
222 | __raw_try_cmpxchg((ptr), (pold), (new), (size), LOCK_PREFIX)
| ^~~~~~~~~~~~~~~~~
arch/x86/include/asm/cmpxchg.h:225:9: note: in expansion of macro '__try_cmpxchg'
225 | __try_cmpxchg((ptr), (pold), (new), sizeof(*(ptr)))
| ^~~~~~~~~~~~~
include/linux/atomic/atomic-instrumented.h:1978:9: note: in expansion of macro 'arch_try_cmpxchg'
1978 | arch_try_cmpxchg(__ai_ptr, __ai_oldp, __VA_ARGS__); \
| ^~~~~~~~~~~~~~~~
block/blk-core.c:921:28: note: in expansion of macro 'try_cmpxchg'
921 | if (likely(try_cmpxchg(&part->bd_stamp, &stamp, now)))
| ^~~~~~~~~~~
vim +/__cmpxchg_wrong_size +214 arch/x86/include/asm/cmpxchg.h
e9826380d83d1b Jeremy Fitzhardinge 2011-08-18 147
8bf705d130396e Dmitry Vyukov 2018-01-29 148 #define arch_cmpxchg(ptr, old, new) \
fc395b9291925b Jan Beulich 2012-01-26 149 __cmpxchg(ptr, old, new, sizeof(*(ptr)))
e9826380d83d1b Jeremy Fitzhardinge 2011-08-18 150
8bf705d130396e Dmitry Vyukov 2018-01-29 151 #define arch_sync_cmpxchg(ptr, old, new) \
fc395b9291925b Jan Beulich 2012-01-26 152 __sync_cmpxchg(ptr, old, new, sizeof(*(ptr)))
e9826380d83d1b Jeremy Fitzhardinge 2011-08-18 153
8bf705d130396e Dmitry Vyukov 2018-01-29 154 #define arch_cmpxchg_local(ptr, old, new) \
fc395b9291925b Jan Beulich 2012-01-26 155 __cmpxchg_local(ptr, old, new, sizeof(*(ptr)))
e9826380d83d1b Jeremy Fitzhardinge 2011-08-18 156
a9ebf306f52c75 Peter Zijlstra 2017-02-01 157
a9ebf306f52c75 Peter Zijlstra 2017-02-01 158 #define __raw_try_cmpxchg(_ptr, _pold, _new, size, lock) \
a9ebf306f52c75 Peter Zijlstra 2017-02-01 159 ({ \
a9ebf306f52c75 Peter Zijlstra 2017-02-01 160 bool success; \
007d185b44620f Dmitry Vyukov 2017-06-17 161 __typeof__(_ptr) _old = (__typeof__(_ptr))(_pold); \
a9ebf306f52c75 Peter Zijlstra 2017-02-01 162 __typeof__(*(_ptr)) __old = *_old; \
a9ebf306f52c75 Peter Zijlstra 2017-02-01 163 __typeof__(*(_ptr)) __new = (_new); \
a9ebf306f52c75 Peter Zijlstra 2017-02-01 164 switch (size) { \
a9ebf306f52c75 Peter Zijlstra 2017-02-01 165 case __X86_CASE_B: \
a9ebf306f52c75 Peter Zijlstra 2017-02-01 166 { \
a9ebf306f52c75 Peter Zijlstra 2017-02-01 167 volatile u8 *__ptr = (volatile u8 *)(_ptr); \
a9ebf306f52c75 Peter Zijlstra 2017-02-01 168 asm volatile(lock "cmpxchgb %[new], %[ptr]" \
a9ebf306f52c75 Peter Zijlstra 2017-02-01 169 CC_SET(z) \
a9ebf306f52c75 Peter Zijlstra 2017-02-01 170 : CC_OUT(z) (success), \
a9ebf306f52c75 Peter Zijlstra 2017-02-01 171 [ptr] "+m" (*__ptr), \
a9ebf306f52c75 Peter Zijlstra 2017-02-01 172 [old] "+a" (__old) \
a9ebf306f52c75 Peter Zijlstra 2017-02-01 173 : [new] "q" (__new) \
a9ebf306f52c75 Peter Zijlstra 2017-02-01 174 : "memory"); \
a9ebf306f52c75 Peter Zijlstra 2017-02-01 175 break; \
a9ebf306f52c75 Peter Zijlstra 2017-02-01 176 } \
a9ebf306f52c75 Peter Zijlstra 2017-02-01 177 case __X86_CASE_W: \
a9ebf306f52c75 Peter Zijlstra 2017-02-01 178 { \
a9ebf306f52c75 Peter Zijlstra 2017-02-01 179 volatile u16 *__ptr = (volatile u16 *)(_ptr); \
a9ebf306f52c75 Peter Zijlstra 2017-02-01 180 asm volatile(lock "cmpxchgw %[new], %[ptr]" \
a9ebf306f52c75 Peter Zijlstra 2017-02-01 181 CC_SET(z) \
a9ebf306f52c75 Peter Zijlstra 2017-02-01 182 : CC_OUT(z) (success), \
a9ebf306f52c75 Peter Zijlstra 2017-02-01 183 [ptr] "+m" (*__ptr), \
a9ebf306f52c75 Peter Zijlstra 2017-02-01 184 [old] "+a" (__old) \
a9ebf306f52c75 Peter Zijlstra 2017-02-01 185 : [new] "r" (__new) \
a9ebf306f52c75 Peter Zijlstra 2017-02-01 186 : "memory"); \
a9ebf306f52c75 Peter Zijlstra 2017-02-01 187 break; \
a9ebf306f52c75 Peter Zijlstra 2017-02-01 188 } \
a9ebf306f52c75 Peter Zijlstra 2017-02-01 189 case __X86_CASE_L: \
a9ebf306f52c75 Peter Zijlstra 2017-02-01 190 { \
a9ebf306f52c75 Peter Zijlstra 2017-02-01 191 volatile u32 *__ptr = (volatile u32 *)(_ptr); \
a9ebf306f52c75 Peter Zijlstra 2017-02-01 192 asm volatile(lock "cmpxchgl %[new], %[ptr]" \
a9ebf306f52c75 Peter Zijlstra 2017-02-01 193 CC_SET(z) \
a9ebf306f52c75 Peter Zijlstra 2017-02-01 194 : CC_OUT(z) (success), \
a9ebf306f52c75 Peter Zijlstra 2017-02-01 195 [ptr] "+m" (*__ptr), \
a9ebf306f52c75 Peter Zijlstra 2017-02-01 196 [old] "+a" (__old) \
a9ebf306f52c75 Peter Zijlstra 2017-02-01 197 : [new] "r" (__new) \
a9ebf306f52c75 Peter Zijlstra 2017-02-01 198 : "memory"); \
a9ebf306f52c75 Peter Zijlstra 2017-02-01 199 break; \
a9ebf306f52c75 Peter Zijlstra 2017-02-01 200 } \
a9ebf306f52c75 Peter Zijlstra 2017-02-01 201 case __X86_CASE_Q: \
a9ebf306f52c75 Peter Zijlstra 2017-02-01 202 { \
a9ebf306f52c75 Peter Zijlstra 2017-02-01 203 volatile u64 *__ptr = (volatile u64 *)(_ptr); \
a9ebf306f52c75 Peter Zijlstra 2017-02-01 204 asm volatile(lock "cmpxchgq %[new], %[ptr]" \
a9ebf306f52c75 Peter Zijlstra 2017-02-01 205 CC_SET(z) \
a9ebf306f52c75 Peter Zijlstra 2017-02-01 206 : CC_OUT(z) (success), \
a9ebf306f52c75 Peter Zijlstra 2017-02-01 207 [ptr] "+m" (*__ptr), \
a9ebf306f52c75 Peter Zijlstra 2017-02-01 208 [old] "+a" (__old) \
a9ebf306f52c75 Peter Zijlstra 2017-02-01 209 : [new] "r" (__new) \
a9ebf306f52c75 Peter Zijlstra 2017-02-01 210 : "memory"); \
a9ebf306f52c75 Peter Zijlstra 2017-02-01 211 break; \
a9ebf306f52c75 Peter Zijlstra 2017-02-01 212 } \
a9ebf306f52c75 Peter Zijlstra 2017-02-01 213 default: \
a9ebf306f52c75 Peter Zijlstra 2017-02-01 @214 __cmpxchg_wrong_size(); \
a9ebf306f52c75 Peter Zijlstra 2017-02-01 215 } \
44fe84459faf1a Peter Zijlstra 2017-03-27 216 if (unlikely(!success)) \
a9ebf306f52c75 Peter Zijlstra 2017-02-01 217 *_old = __old; \
44fe84459faf1a Peter Zijlstra 2017-03-27 218 likely(success); \
a9ebf306f52c75 Peter Zijlstra 2017-02-01 219 })
a9ebf306f52c75 Peter Zijlstra 2017-02-01 220
--
0-DAY CI Kernel Test Service
https://01.org/lkp
[-- Attachment #2: config --]
[-- Type: text/plain, Size: 42363 bytes --]
#
# Automatically generated file; DO NOT EDIT.
# Linux/um 6.1.0-rc7 Kernel Configuration
#
CONFIG_CC_VERSION_TEXT="gcc-11 (Debian 11.3.0-8) 11.3.0"
CONFIG_CC_IS_GCC=y
CONFIG_GCC_VERSION=110300
CONFIG_CLANG_VERSION=0
CONFIG_AS_IS_GNU=y
CONFIG_AS_VERSION=23900
CONFIG_LD_IS_BFD=y
CONFIG_LD_VERSION=23900
CONFIG_LLD_VERSION=0
CONFIG_CC_CAN_LINK=y
CONFIG_CC_CAN_LINK_STATIC=y
CONFIG_CC_HAS_ASM_GOTO_OUTPUT=y
CONFIG_CC_HAS_ASM_GOTO_TIED_OUTPUT=y
CONFIG_CC_HAS_ASM_INLINE=y
CONFIG_CC_HAS_NO_PROFILE_FN_ATTR=y
CONFIG_PAHOLE_VERSION=123
CONFIG_IRQ_WORK=y
#
# General setup
#
CONFIG_BROKEN_ON_SMP=y
CONFIG_INIT_ENV_ARG_LIMIT=128
# CONFIG_WERROR is not set
CONFIG_LOCALVERSION=""
CONFIG_LOCALVERSION_AUTO=y
CONFIG_BUILD_SALT=""
CONFIG_DEFAULT_INIT=""
CONFIG_DEFAULT_HOSTNAME="(none)"
CONFIG_SYSVIPC=y
CONFIG_SYSVIPC_SYSCTL=y
CONFIG_POSIX_MQUEUE=y
CONFIG_POSIX_MQUEUE_SYSCTL=y
# CONFIG_WATCH_QUEUE is not set
CONFIG_CROSS_MEMORY_ATTACH=y
# CONFIG_USELIB is not set
# CONFIG_AUDIT is not set
CONFIG_HAVE_ARCH_AUDITSYSCALL=y
#
# IRQ subsystem
#
CONFIG_GENERIC_IRQ_SHOW=y
# end of IRQ subsystem
CONFIG_GENERIC_CLOCKEVENTS=y
#
# Timers subsystem
#
CONFIG_TICK_ONESHOT=y
CONFIG_NO_HZ_COMMON=y
# CONFIG_HZ_PERIODIC is not set
CONFIG_NO_HZ_IDLE=y
CONFIG_NO_HZ=y
CONFIG_HIGH_RES_TIMERS=y
# end of Timers subsystem
CONFIG_BPF=y
#
# BPF subsystem
#
# CONFIG_BPF_SYSCALL is not set
# end of BPF subsystem
CONFIG_PREEMPT_NONE_BUILD=y
CONFIG_PREEMPT_NONE=y
#
# CPU/Task time and stats accounting
#
CONFIG_TICK_CPU_ACCOUNTING=y
CONFIG_BSD_PROCESS_ACCT=y
# CONFIG_BSD_PROCESS_ACCT_V3 is not set
# CONFIG_TASKSTATS is not set
# CONFIG_PSI is not set
# end of CPU/Task time and stats accounting
#
# RCU Subsystem
#
CONFIG_TINY_RCU=y
# CONFIG_RCU_EXPERT is not set
CONFIG_SRCU=y
CONFIG_TINY_SRCU=y
# end of RCU Subsystem
CONFIG_IKCONFIG=y
CONFIG_IKCONFIG_PROC=y
# CONFIG_IKHEADERS is not set
CONFIG_LOG_BUF_SHIFT=14
CONFIG_PRINTK_SAFE_LOG_BUF_SHIFT=13
#
# Scheduler features
#
# end of Scheduler features
CONFIG_CC_IMPLICIT_FALLTHROUGH="-Wimplicit-fallthrough=5"
CONFIG_GCC12_NO_ARRAY_BOUNDS=y
CONFIG_CGROUPS=y
# CONFIG_CGROUP_FAVOR_DYNMODS is not set
# CONFIG_MEMCG is not set
CONFIG_BLK_CGROUP=y
CONFIG_CGROUP_SCHED=y
CONFIG_FAIR_GROUP_SCHED=y
# CONFIG_CFS_BANDWIDTH is not set
# CONFIG_RT_GROUP_SCHED is not set
# CONFIG_CGROUP_PIDS is not set
# CONFIG_CGROUP_RDMA is not set
CONFIG_CGROUP_FREEZER=y
CONFIG_CGROUP_DEVICE=y
CONFIG_CGROUP_CPUACCT=y
# CONFIG_CGROUP_MISC is not set
# CONFIG_CGROUP_DEBUG is not set
CONFIG_NAMESPACES=y
CONFIG_UTS_NS=y
CONFIG_IPC_NS=y
# CONFIG_USER_NS is not set
# CONFIG_PID_NS is not set
CONFIG_NET_NS=y
# CONFIG_CHECKPOINT_RESTORE is not set
# CONFIG_SCHED_AUTOGROUP is not set
CONFIG_SYSFS_DEPRECATED=y
# CONFIG_SYSFS_DEPRECATED_V2 is not set
# CONFIG_RELAY is not set
# CONFIG_BLK_DEV_INITRD is not set
# CONFIG_BOOT_CONFIG is not set
CONFIG_INITRAMFS_PRESERVE_MTIME=y
# CONFIG_CC_OPTIMIZE_FOR_PERFORMANCE is not set
CONFIG_CC_OPTIMIZE_FOR_SIZE=y
CONFIG_SYSCTL=y
CONFIG_HAVE_UID16=y
# CONFIG_EXPERT is not set
CONFIG_UID16=y
CONFIG_MULTIUSER=y
CONFIG_SYSFS_SYSCALL=y
CONFIG_FHANDLE=y
CONFIG_POSIX_TIMERS=y
CONFIG_PRINTK=y
CONFIG_BUG=y
CONFIG_ELF_CORE=y
CONFIG_BASE_FULL=y
CONFIG_FUTEX=y
CONFIG_FUTEX_PI=y
CONFIG_EPOLL=y
CONFIG_SIGNALFD=y
CONFIG_TIMERFD=y
CONFIG_EVENTFD=y
CONFIG_SHMEM=y
CONFIG_AIO=y
CONFIG_IO_URING=y
CONFIG_ADVISE_SYSCALLS=y
CONFIG_MEMBARRIER=y
CONFIG_KALLSYMS=y
# CONFIG_KALLSYMS_ALL is not set
CONFIG_KALLSYMS_BASE_RELATIVE=y
# CONFIG_EMBEDDED is not set
#
# Kernel Performance Events And Counters
#
# end of Kernel Performance Events And Counters
# CONFIG_PROFILING is not set
# end of General setup
#
# UML-specific options
#
CONFIG_UML=y
CONFIG_MMU=y
CONFIG_NO_IOMEM=y
CONFIG_NO_IOPORT_MAP=y
CONFIG_LOCKDEP_SUPPORT=y
CONFIG_STACKTRACE_SUPPORT=y
CONFIG_GENERIC_CALIBRATE_DELAY=y
CONFIG_HZ=100
CONFIG_NR_CPUS=1
CONFIG_ARCH_HAS_CACHE_LINE_SIZE=y
#
# Host processor type and features
#
# CONFIG_M486SX is not set
# CONFIG_M486 is not set
# CONFIG_M586 is not set
# CONFIG_M586TSC is not set
# CONFIG_M586MMX is not set
CONFIG_M686=y
# CONFIG_MPENTIUMII is not set
# CONFIG_MPENTIUMIII is not set
# CONFIG_MPENTIUMM is not set
# CONFIG_MPENTIUM4 is not set
# CONFIG_MK6 is not set
# CONFIG_MK7 is not set
# CONFIG_MK8 is not set
# CONFIG_MCRUSOE is not set
# CONFIG_MEFFICEON is not set
# CONFIG_MWINCHIPC6 is not set
# CONFIG_MWINCHIP3D is not set
# CONFIG_MELAN is not set
# CONFIG_MGEODEGX1 is not set
# CONFIG_MGEODE_LX is not set
# CONFIG_MCYRIXIII is not set
# CONFIG_MVIAC3_2 is not set
# CONFIG_MVIAC7 is not set
# CONFIG_MCORE2 is not set
# CONFIG_MATOM is not set
# CONFIG_X86_GENERIC is not set
CONFIG_X86_INTERNODE_CACHE_SHIFT=5
CONFIG_X86_L1_CACHE_SHIFT=5
CONFIG_X86_USE_PPRO_CHECKSUM=y
CONFIG_X86_TSC=y
CONFIG_X86_CMPXCHG64=y
CONFIG_X86_CMOV=y
CONFIG_X86_MINIMUM_CPU_FAMILY=6
CONFIG_IA32_FEAT_CTL=y
CONFIG_CPU_SUP_INTEL=y
CONFIG_CPU_SUP_AMD=y
CONFIG_CPU_SUP_HYGON=y
CONFIG_CPU_SUP_CENTAUR=y
CONFIG_CPU_SUP_TRANSMETA_32=y
CONFIG_CPU_SUP_ZHAOXIN=y
CONFIG_CPU_SUP_VORTEX_32=y
# end of Host processor type and features
CONFIG_UML_X86=y
CONFIG_X86_32=y
CONFIG_3_LEVEL_PGTABLES=y
CONFIG_ARCH_HAS_SC_SIGNALS=y
CONFIG_ARCH_REUSE_HOST_VSYSCALL_AREA=y
CONFIG_GENERIC_HWEIGHT=y
# CONFIG_STATIC_LINK is not set
CONFIG_LD_SCRIPT_DYN=y
CONFIG_LD_SCRIPT_DYN_RPATH=y
CONFIG_HOSTFS=y
CONFIG_MCONSOLE=y
CONFIG_MAGIC_SYSRQ=y
CONFIG_KERNEL_STACK_ORDER=1
# CONFIG_MMAPPER is not set
CONFIG_PGTABLE_LEVELS=3
# CONFIG_UML_TIME_TRAVEL_SUPPORT is not set
# end of UML-specific options
#
# UML Character Devices
#
CONFIG_STDERR_CONSOLE=y
CONFIG_SSL=y
CONFIG_NULL_CHAN=y
CONFIG_PORT_CHAN=y
CONFIG_PTY_CHAN=y
CONFIG_TTY_CHAN=y
CONFIG_XTERM_CHAN=y
CONFIG_XTERM_CHAN_DEFAULT_EMULATOR="xterm"
CONFIG_CON_ZERO_CHAN="fd:0,fd:1"
CONFIG_CON_CHAN="pts"
CONFIG_SSL_CHAN="pts"
CONFIG_UML_SOUND=m
CONFIG_SOUND=m
CONFIG_SOUND_OSS_CORE=y
CONFIG_HOSTAUDIO=m
# end of UML Character Devices
#
# UML Network Devices
#
CONFIG_UML_NET=y
CONFIG_UML_NET_ETHERTAP=y
CONFIG_UML_NET_TUNTAP=y
CONFIG_UML_NET_SLIP=y
CONFIG_UML_NET_DAEMON=y
CONFIG_UML_NET_DAEMON_DEFAULT_SOCK="/tmp/uml.ctl"
# CONFIG_UML_NET_VECTOR is not set
# CONFIG_UML_NET_VDE is not set
CONFIG_UML_NET_MCAST=y
# CONFIG_UML_NET_PCAP is not set
CONFIG_UML_NET_SLIRP=y
# end of UML Network Devices
# CONFIG_VIRTIO_UML is not set
CONFIG_ARCH_SUSPEND_POSSIBLE=y
CONFIG_SUSPEND=y
CONFIG_SUSPEND_FREEZER=y
CONFIG_PM_SLEEP=y
# CONFIG_PM_AUTOSLEEP is not set
# CONFIG_PM_USERSPACE_AUTOSLEEP is not set
# CONFIG_PM_WAKELOCKS is not set
CONFIG_PM=y
# CONFIG_PM_DEBUG is not set
# CONFIG_WQ_POWER_EFFICIENT_DEFAULT is not set
#
# General architecture-dependent options
#
CONFIG_CRASH_CORE=y
CONFIG_TRACE_IRQFLAGS_SUPPORT=y
CONFIG_ARCH_HAS_FORTIFY_SOURCE=y
CONFIG_ARCH_32BIT_OFF_T=y
CONFIG_HAVE_ASM_MODVERSIONS=y
CONFIG_ARCH_WANT_IPC_PARSE_VERSION=y
CONFIG_HAVE_ARCH_SECCOMP=y
CONFIG_HAVE_ARCH_SECCOMP_FILTER=y
CONFIG_SECCOMP=y
CONFIG_SECCOMP_FILTER=y
# CONFIG_SECCOMP_CACHE_DEBUG is not set
CONFIG_LTO_NONE=y
CONFIG_MODULES_USE_ELF_REL=y
CONFIG_PAGE_SIZE_LESS_THAN_64KB=y
CONFIG_PAGE_SIZE_LESS_THAN_256KB=y
CONFIG_CLONE_BACKWARDS=y
CONFIG_OLD_SIGSUSPEND3=y
CONFIG_OLD_SIGACTION=y
CONFIG_COMPAT_32BIT_TIME=y
CONFIG_ARCH_NO_PREEMPT=y
CONFIG_ARCH_EPHEMERAL_INODES=y
CONFIG_HAVE_ARCH_VMAP_STACK=y
CONFIG_VMAP_STACK=y
#
# GCOV-based kernel profiling
#
CONFIG_ARCH_HAS_GCOV_PROFILE_ALL=y
# end of GCOV-based kernel profiling
CONFIG_HAVE_GCC_PLUGINS=y
CONFIG_GCC_PLUGINS=y
# CONFIG_GCC_PLUGIN_LATENT_ENTROPY is not set
# end of General architecture-dependent options
CONFIG_RT_MUTEXES=y
CONFIG_BASE_SMALL=0
CONFIG_MODULES=y
# CONFIG_MODULE_FORCE_LOAD is not set
CONFIG_MODULE_UNLOAD=y
# CONFIG_MODULE_FORCE_UNLOAD is not set
# CONFIG_MODULE_UNLOAD_TAINT_TRACKING is not set
# CONFIG_MODVERSIONS is not set
# CONFIG_MODULE_SRCVERSION_ALL is not set
# CONFIG_MODULE_SIG is not set
CONFIG_MODULE_COMPRESS_NONE=y
# CONFIG_MODULE_COMPRESS_GZIP is not set
# CONFIG_MODULE_COMPRESS_XZ is not set
# CONFIG_MODULE_COMPRESS_ZSTD is not set
# CONFIG_MODULE_ALLOW_MISSING_NAMESPACE_IMPORTS is not set
CONFIG_MODPROBE_PATH="/sbin/modprobe"
CONFIG_BLOCK=y
CONFIG_BLOCK_LEGACY_AUTOLOAD=y
CONFIG_BLK_ICQ=y
# CONFIG_BLK_DEV_BSGLIB is not set
# CONFIG_BLK_DEV_INTEGRITY is not set
# CONFIG_BLK_DEV_ZONED is not set
# CONFIG_BLK_DEV_THROTTLING is not set
# CONFIG_BLK_WBT is not set
# CONFIG_BLK_CGROUP_IOLATENCY is not set
# CONFIG_BLK_CGROUP_IOCOST is not set
# CONFIG_BLK_CGROUP_IOPRIO is not set
# CONFIG_BLK_SED_OPAL is not set
# CONFIG_BLK_INLINE_ENCRYPTION is not set
#
# Partition Types
#
# CONFIG_PARTITION_ADVANCED is not set
CONFIG_MSDOS_PARTITION=y
CONFIG_EFI_PARTITION=y
# end of Partition Types
CONFIG_BLK_PM=y
#
# IO Schedulers
#
CONFIG_MQ_IOSCHED_DEADLINE=y
CONFIG_MQ_IOSCHED_KYBER=y
CONFIG_IOSCHED_BFQ=m
# CONFIG_BFQ_GROUP_IOSCHED is not set
# end of IO Schedulers
CONFIG_INLINE_SPIN_UNLOCK_IRQ=y
CONFIG_INLINE_READ_UNLOCK=y
CONFIG_INLINE_READ_UNLOCK_IRQ=y
CONFIG_INLINE_WRITE_UNLOCK=y
CONFIG_INLINE_WRITE_UNLOCK_IRQ=y
CONFIG_FREEZER=y
#
# Executable file formats
#
CONFIG_BINFMT_ELF=y
CONFIG_ARCH_BINFMT_ELF_EXTRA_PHDRS=y
CONFIG_ELFCORE=y
CONFIG_CORE_DUMP_DEFAULT_ELF_HEADERS=y
CONFIG_BINFMT_SCRIPT=y
CONFIG_BINFMT_MISC=m
CONFIG_COREDUMP=y
# end of Executable file formats
#
# Memory Management options
#
CONFIG_SWAP=y
# CONFIG_ZSWAP is not set
#
# SLAB allocator options
#
CONFIG_SLAB=y
# CONFIG_SLUB is not set
CONFIG_SLAB_MERGE_DEFAULT=y
# CONFIG_SLAB_FREELIST_RANDOM is not set
# CONFIG_SLAB_FREELIST_HARDENED is not set
# end of SLAB allocator options
# CONFIG_SHUFFLE_PAGE_ALLOCATOR is not set
CONFIG_COMPAT_BRK=y
CONFIG_FLATMEM=y
CONFIG_SPLIT_PTLOCK_CPUS=4
# CONFIG_COMPACTION is not set
# CONFIG_PAGE_REPORTING is not set
# CONFIG_KSM is not set
CONFIG_DEFAULT_MMAP_MIN_ADDR=4096
CONFIG_NEED_PER_CPU_KM=y
# CONFIG_CMA is not set
# CONFIG_IDLE_PAGE_TRACKING is not set
CONFIG_VM_EVENT_COUNTERS=y
# CONFIG_PERCPU_STATS is not set
#
# GUP_TEST needs to have DEBUG_FS enabled
#
# CONFIG_ANON_VMA_NAME is not set
# CONFIG_USERFAULTFD is not set
# CONFIG_LRU_GEN is not set
#
# Data Access Monitoring
#
# CONFIG_DAMON is not set
# end of Data Access Monitoring
# end of Memory Management options
CONFIG_NET=y
#
# Networking options
#
CONFIG_PACKET=y
# CONFIG_PACKET_DIAG is not set
CONFIG_UNIX=y
CONFIG_UNIX_SCM=y
CONFIG_AF_UNIX_OOB=y
# CONFIG_UNIX_DIAG is not set
# CONFIG_TLS is not set
# CONFIG_XFRM_USER is not set
# CONFIG_NET_KEY is not set
CONFIG_INET=y
# CONFIG_IP_MULTICAST is not set
# CONFIG_IP_ADVANCED_ROUTER is not set
# CONFIG_IP_PNP is not set
# CONFIG_NET_IPIP is not set
# CONFIG_NET_IPGRE_DEMUX is not set
# CONFIG_SYN_COOKIES is not set
# CONFIG_NET_IPVTI is not set
# CONFIG_NET_FOU is not set
# CONFIG_INET_AH is not set
# CONFIG_INET_ESP is not set
# CONFIG_INET_IPCOMP is not set
CONFIG_INET_TABLE_PERTURB_ORDER=16
CONFIG_INET_DIAG=y
CONFIG_INET_TCP_DIAG=y
# CONFIG_INET_UDP_DIAG is not set
# CONFIG_INET_RAW_DIAG is not set
# CONFIG_INET_DIAG_DESTROY is not set
# CONFIG_TCP_CONG_ADVANCED is not set
CONFIG_TCP_CONG_CUBIC=y
CONFIG_DEFAULT_TCP_CONG="cubic"
# CONFIG_TCP_MD5SIG is not set
# CONFIG_IPV6 is not set
# CONFIG_MPTCP is not set
# CONFIG_NETWORK_SECMARK is not set
CONFIG_NET_PTP_CLASSIFY=y
# CONFIG_NETWORK_PHY_TIMESTAMPING is not set
# CONFIG_NETFILTER is not set
# CONFIG_BPFILTER is not set
# CONFIG_IP_DCCP is not set
# CONFIG_IP_SCTP is not set
# CONFIG_RDS is not set
# CONFIG_TIPC is not set
# CONFIG_ATM is not set
# CONFIG_L2TP is not set
# CONFIG_BRIDGE is not set
# CONFIG_NET_DSA is not set
# CONFIG_VLAN_8021Q is not set
# CONFIG_LLC2 is not set
# CONFIG_ATALK is not set
# CONFIG_X25 is not set
# CONFIG_LAPB is not set
# CONFIG_PHONET is not set
# CONFIG_IEEE802154 is not set
# CONFIG_NET_SCHED is not set
# CONFIG_DCB is not set
# CONFIG_BATMAN_ADV is not set
# CONFIG_OPENVSWITCH is not set
# CONFIG_VSOCKETS is not set
# CONFIG_NETLINK_DIAG is not set
# CONFIG_MPLS is not set
# CONFIG_NET_NSH is not set
# CONFIG_HSR is not set
# CONFIG_NET_SWITCHDEV is not set
# CONFIG_NET_L3_MASTER_DEV is not set
# CONFIG_QRTR is not set
# CONFIG_NET_NCSI is not set
# CONFIG_CGROUP_NET_PRIO is not set
# CONFIG_CGROUP_NET_CLASSID is not set
CONFIG_NET_RX_BUSY_POLL=y
CONFIG_BQL=y
#
# Network testing
#
# CONFIG_NET_PKTGEN is not set
# end of Network testing
# end of Networking options
# CONFIG_HAMRADIO is not set
# CONFIG_CAN is not set
# CONFIG_BT is not set
# CONFIG_AF_RXRPC is not set
# CONFIG_AF_KCM is not set
# CONFIG_MCTP is not set
CONFIG_WIRELESS=y
# CONFIG_CFG80211 is not set
#
# CFG80211 needs to be enabled for MAC80211
#
CONFIG_MAC80211_STA_HASH_MAX_SIZE=0
# CONFIG_RFKILL is not set
# CONFIG_NET_9P is not set
# CONFIG_CAIF is not set
# CONFIG_CEPH_LIB is not set
# CONFIG_NFC is not set
# CONFIG_PSAMPLE is not set
# CONFIG_NET_IFE is not set
# CONFIG_LWTUNNEL is not set
# CONFIG_FAILOVER is not set
CONFIG_ETHTOOL_NETLINK=y
#
# Device Drivers
#
#
# Generic Driver Options
#
# CONFIG_UEVENT_HELPER is not set
CONFIG_DEVTMPFS=y
CONFIG_DEVTMPFS_MOUNT=y
# CONFIG_DEVTMPFS_SAFE is not set
CONFIG_STANDALONE=y
CONFIG_PREVENT_FIRMWARE_BUILD=y
#
# Firmware loader
#
CONFIG_FW_LOADER=y
CONFIG_EXTRA_FIRMWARE=""
# CONFIG_FW_LOADER_USER_HELPER is not set
# CONFIG_FW_LOADER_COMPRESS is not set
CONFIG_FW_CACHE=y
# CONFIG_FW_UPLOAD is not set
# end of Firmware loader
CONFIG_ALLOW_DEV_COREDUMP=y
# CONFIG_DEBUG_DRIVER is not set
# CONFIG_DEBUG_DEVRES is not set
# CONFIG_DEBUG_TEST_DRIVER_REMOVE is not set
# CONFIG_TEST_ASYNC_DRIVER_PROBE is not set
CONFIG_GENERIC_CPU_DEVICES=y
# end of Generic Driver Options
#
# Bus devices
#
# CONFIG_MHI_BUS is not set
# CONFIG_MHI_BUS_EP is not set
# end of Bus devices
# CONFIG_CONNECTOR is not set
#
# Firmware Drivers
#
#
# ARM System Control and Management Interface Protocol
#
# end of ARM System Control and Management Interface Protocol
# CONFIG_GOOGLE_FIRMWARE is not set
#
# Tegra firmware driver
#
# end of Tegra firmware driver
# end of Firmware Drivers
# CONFIG_GNSS is not set
# CONFIG_MTD is not set
# CONFIG_OF is not set
CONFIG_BLK_DEV=y
# CONFIG_BLK_DEV_NULL_BLK is not set
CONFIG_BLK_DEV_UBD=y
# CONFIG_BLK_DEV_UBD_SYNC is not set
CONFIG_BLK_DEV_COW_COMMON=y
CONFIG_BLK_DEV_LOOP=m
CONFIG_BLK_DEV_LOOP_MIN_COUNT=8
# CONFIG_BLK_DEV_DRBD is not set
CONFIG_BLK_DEV_NBD=m
# CONFIG_BLK_DEV_RAM is not set
# CONFIG_ATA_OVER_ETH is not set
# CONFIG_BLK_DEV_RBD is not set
# CONFIG_BLK_DEV_UBLK is not set
#
# NVME Support
#
# CONFIG_NVME_TCP is not set
# end of NVME Support
#
# Misc devices
#
# CONFIG_DUMMY_IRQ is not set
# CONFIG_ENCLOSURE_SERVICES is not set
# CONFIG_C2PORT is not set
#
# EEPROM support
#
# CONFIG_EEPROM_93CX6 is not set
# end of EEPROM support
#
# Texas Instruments shared transport line discipline
#
# end of Texas Instruments shared transport line discipline
#
# Altera FPGA firmware download module (requires I2C)
#
# CONFIG_ECHO is not set
# CONFIG_PVPANIC is not set
# end of Misc devices
#
# SCSI device support
#
CONFIG_SCSI_MOD=y
# CONFIG_RAID_ATTRS is not set
# CONFIG_SCSI is not set
# end of SCSI device support
# CONFIG_MD is not set
# CONFIG_TARGET_CORE is not set
CONFIG_NETDEVICES=y
CONFIG_NET_CORE=y
# CONFIG_BONDING is not set
CONFIG_DUMMY=m
# CONFIG_WIREGUARD is not set
# CONFIG_EQUALIZER is not set
# CONFIG_NET_TEAM is not set
# CONFIG_MACVLAN is not set
# CONFIG_IPVLAN is not set
# CONFIG_VXLAN is not set
# CONFIG_GENEVE is not set
# CONFIG_BAREUDP is not set
# CONFIG_GTP is not set
# CONFIG_MACSEC is not set
# CONFIG_NETCONSOLE is not set
CONFIG_TUN=m
# CONFIG_TUN_VNET_CROSS_LE is not set
# CONFIG_VETH is not set
# CONFIG_NLMON is not set
CONFIG_ETHERNET=y
CONFIG_NET_VENDOR_ALACRITECH=y
CONFIG_NET_VENDOR_AMAZON=y
CONFIG_NET_VENDOR_AQUANTIA=y
CONFIG_NET_VENDOR_ARC=y
CONFIG_NET_VENDOR_ASIX=y
CONFIG_NET_VENDOR_CAVIUM=y
CONFIG_NET_VENDOR_CORTINA=y
CONFIG_NET_VENDOR_DAVICOM=y
CONFIG_NET_VENDOR_ENGLEDER=y
CONFIG_NET_VENDOR_EZCHIP=y
CONFIG_NET_VENDOR_FUNGIBLE=y
CONFIG_NET_VENDOR_GOOGLE=y
CONFIG_NET_VENDOR_HUAWEI=y
CONFIG_NET_VENDOR_I825XX=y
CONFIG_NET_VENDOR_INTEL=y
CONFIG_NET_VENDOR_WANGXUN=y
CONFIG_NET_VENDOR_LITEX=y
CONFIG_NET_VENDOR_MARVELL=y
CONFIG_NET_VENDOR_MICROCHIP=y
CONFIG_NET_VENDOR_MICROSEMI=y
CONFIG_NET_VENDOR_MICROSOFT=y
CONFIG_NET_VENDOR_NI=y
CONFIG_NET_VENDOR_NATSEMI=y
CONFIG_NET_VENDOR_NETRONOME=y
CONFIG_NET_VENDOR_8390=y
CONFIG_NET_VENDOR_PENSANDO=y
CONFIG_NET_VENDOR_QUALCOMM=y
# CONFIG_RMNET is not set
CONFIG_NET_VENDOR_RENESAS=y
CONFIG_NET_VENDOR_ROCKER=y
CONFIG_NET_VENDOR_SAMSUNG=y
CONFIG_NET_VENDOR_SOLARFLARE=y
CONFIG_NET_VENDOR_SOCIONEXT=y
CONFIG_NET_VENDOR_SYNOPSYS=y
CONFIG_NET_VENDOR_VERTEXCOM=y
CONFIG_NET_VENDOR_VIA=y
CONFIG_NET_VENDOR_XILINX=y
# CONFIG_PHYLIB is not set
# CONFIG_PSE_CONTROLLER is not set
# CONFIG_MDIO_DEVICE is not set
#
# PCS device drivers
#
# end of PCS device drivers
CONFIG_PPP=m
# CONFIG_PPP_BSDCOMP is not set
# CONFIG_PPP_DEFLATE is not set
# CONFIG_PPP_FILTER is not set
# CONFIG_PPP_MPPE is not set
# CONFIG_PPP_MULTILINK is not set
# CONFIG_PPPOE is not set
# CONFIG_PPP_ASYNC is not set
# CONFIG_PPP_SYNC_TTY is not set
CONFIG_SLIP=m
CONFIG_SLHC=m
# CONFIG_SLIP_COMPRESSED is not set
# CONFIG_SLIP_SMART is not set
# CONFIG_SLIP_MODE_SLIP6 is not set
#
# Host-side USB support is needed for USB Network Adapter support
#
CONFIG_WLAN=y
CONFIG_WLAN_VENDOR_ADMTEK=y
CONFIG_WLAN_VENDOR_ATH=y
# CONFIG_ATH_DEBUG is not set
CONFIG_WLAN_VENDOR_ATMEL=y
CONFIG_WLAN_VENDOR_BROADCOM=y
CONFIG_WLAN_VENDOR_CISCO=y
CONFIG_WLAN_VENDOR_INTEL=y
CONFIG_WLAN_VENDOR_INTERSIL=y
# CONFIG_HOSTAP is not set
CONFIG_WLAN_VENDOR_MARVELL=y
CONFIG_WLAN_VENDOR_MEDIATEK=y
CONFIG_WLAN_VENDOR_MICROCHIP=y
CONFIG_WLAN_VENDOR_PURELIFI=y
CONFIG_WLAN_VENDOR_RALINK=y
CONFIG_WLAN_VENDOR_REALTEK=y
CONFIG_WLAN_VENDOR_RSI=y
CONFIG_WLAN_VENDOR_SILABS=y
CONFIG_WLAN_VENDOR_ST=y
CONFIG_WLAN_VENDOR_TI=y
CONFIG_WLAN_VENDOR_ZYDAS=y
CONFIG_WLAN_VENDOR_QUANTENNA=y
# CONFIG_WAN is not set
#
# Wireless WAN
#
# CONFIG_WWAN is not set
# end of Wireless WAN
# CONFIG_NET_FAILOVER is not set
#
# Input device support
#
CONFIG_INPUT=y
CONFIG_INPUT_FF_MEMLESS=y
# CONFIG_INPUT_SPARSEKMAP is not set
# CONFIG_INPUT_MATRIXKMAP is not set
CONFIG_INPUT_VIVALDIFMAP=y
#
# Userland interfaces
#
# CONFIG_INPUT_MOUSEDEV is not set
# CONFIG_INPUT_JOYDEV is not set
# CONFIG_INPUT_EVDEV is not set
# CONFIG_INPUT_EVBUG is not set
#
# Input Device Drivers
#
CONFIG_INPUT_KEYBOARD=y
CONFIG_KEYBOARD_ATKBD=y
# CONFIG_KEYBOARD_LKKBD is not set
# CONFIG_KEYBOARD_NEWTON is not set
# CONFIG_KEYBOARD_STOWAWAY is not set
# CONFIG_KEYBOARD_SUNKBD is not set
# CONFIG_KEYBOARD_XTKBD is not set
CONFIG_INPUT_MOUSE=y
CONFIG_MOUSE_PS2=y
CONFIG_MOUSE_PS2_ALPS=y
CONFIG_MOUSE_PS2_BYD=y
CONFIG_MOUSE_PS2_LOGIPS2PP=y
CONFIG_MOUSE_PS2_SYNAPTICS=y
CONFIG_MOUSE_PS2_CYPRESS=y
CONFIG_MOUSE_PS2_TRACKPOINT=y
# CONFIG_MOUSE_PS2_ELANTECH is not set
# CONFIG_MOUSE_PS2_SENTELIC is not set
# CONFIG_MOUSE_PS2_TOUCHKIT is not set
CONFIG_MOUSE_PS2_FOCALTECH=y
# CONFIG_MOUSE_SERIAL is not set
# CONFIG_MOUSE_VSXXXAA is not set
# CONFIG_INPUT_TABLET is not set
# CONFIG_INPUT_TOUCHSCREEN is not set
# CONFIG_INPUT_MISC is not set
# CONFIG_RMI4_CORE is not set
#
# Hardware I/O ports
#
CONFIG_SERIO=y
CONFIG_SERIO_SERPORT=y
CONFIG_SERIO_LIBPS2=y
# CONFIG_SERIO_RAW is not set
# CONFIG_SERIO_PS2MULT is not set
# CONFIG_USERIO is not set
# end of Hardware I/O ports
# end of Input device support
#
# Character devices
#
CONFIG_TTY=y
CONFIG_UNIX98_PTYS=y
CONFIG_LEGACY_PTYS=y
CONFIG_LEGACY_PTY_COUNT=32
CONFIG_LDISC_AUTOLOAD=y
# CONFIG_N_GSM is not set
# CONFIG_NULL_TTY is not set
# CONFIG_SERIAL_DEV_BUS is not set
# CONFIG_VIRTIO_CONSOLE is not set
CONFIG_HW_RANDOM=y
CONFIG_UML_RANDOM=y
# CONFIG_NSC_GPIO is not set
CONFIG_DEVMEM=y
CONFIG_RANDOM_TRUST_CPU=y
CONFIG_RANDOM_TRUST_BOOTLOADER=y
# end of Character devices
#
# I2C support
#
# CONFIG_I2C is not set
# end of I2C support
# CONFIG_I3C is not set
# CONFIG_SPMI is not set
# CONFIG_HSI is not set
CONFIG_PPS=y
# CONFIG_PPS_DEBUG is not set
#
# PPS clients support
#
# CONFIG_PPS_CLIENT_KTIMER is not set
# CONFIG_PPS_CLIENT_LDISC is not set
# CONFIG_PPS_CLIENT_GPIO is not set
#
# PPS generators support
#
#
# PTP clock support
#
CONFIG_PTP_1588_CLOCK=y
CONFIG_PTP_1588_CLOCK_OPTIONAL=y
#
# Enable PHYLIB and NETWORK_PHY_TIMESTAMPING to see the additional clocks.
#
# end of PTP clock support
# CONFIG_PINCTRL is not set
# CONFIG_GPIOLIB is not set
# CONFIG_POWER_RESET is not set
# CONFIG_POWER_SUPPLY is not set
# CONFIG_THERMAL is not set
# CONFIG_WATCHDOG is not set
# CONFIG_REGULATOR is not set
# CONFIG_RC_CORE is not set
#
# CEC support
#
# CONFIG_MEDIA_CEC_SUPPORT is not set
# end of CEC support
#
# Graphics support
#
# end of Graphics support
CONFIG_SOUND_OSS_CORE_PRECLAIM=y
#
# HID support
#
CONFIG_HID=y
# CONFIG_HID_BATTERY_STRENGTH is not set
# CONFIG_HIDRAW is not set
# CONFIG_UHID is not set
CONFIG_HID_GENERIC=y
#
# Special HID drivers
#
CONFIG_HID_A4TECH=y
# CONFIG_HID_ACRUX is not set
# CONFIG_HID_AUREAL is not set
CONFIG_HID_BELKIN=y
CONFIG_HID_CHERRY=y
# CONFIG_HID_COUGAR is not set
# CONFIG_HID_MACALLY is not set
# CONFIG_HID_CMEDIA is not set
CONFIG_HID_CYPRESS=y
# CONFIG_HID_DRAGONRISE is not set
# CONFIG_HID_EMS_FF is not set
# CONFIG_HID_ELECOM is not set
CONFIG_HID_EZKEY=y
# CONFIG_HID_GEMBIRD is not set
# CONFIG_HID_GFRM is not set
# CONFIG_HID_GLORIOUS is not set
# CONFIG_HID_VIVALDI is not set
# CONFIG_HID_KEYTOUCH is not set
# CONFIG_HID_KYE is not set
# CONFIG_HID_WALTOP is not set
# CONFIG_HID_VIEWSONIC is not set
# CONFIG_HID_VRC2 is not set
# CONFIG_HID_XIAOMI is not set
# CONFIG_HID_GYRATION is not set
# CONFIG_HID_ICADE is not set
CONFIG_HID_ITE=y
# CONFIG_HID_JABRA is not set
# CONFIG_HID_TWINHAN is not set
CONFIG_HID_KENSINGTON=y
# CONFIG_HID_LCPOWER is not set
# CONFIG_HID_LENOVO is not set
# CONFIG_HID_MAGICMOUSE is not set
# CONFIG_HID_MALTRON is not set
# CONFIG_HID_MAYFLASH is not set
CONFIG_HID_REDRAGON=y
CONFIG_HID_MICROSOFT=y
CONFIG_HID_MONTEREY=y
# CONFIG_HID_MULTITOUCH is not set
# CONFIG_HID_NTI is not set
# CONFIG_HID_ORTEK is not set
# CONFIG_HID_PANTHERLORD is not set
# CONFIG_HID_PETALYNX is not set
# CONFIG_HID_PICOLCD is not set
# CONFIG_HID_PLANTRONICS is not set
# CONFIG_HID_PXRC is not set
# CONFIG_HID_RAZER is not set
# CONFIG_HID_PRIMAX is not set
# CONFIG_HID_SAITEK is not set
# CONFIG_HID_SEMITEK is not set
# CONFIG_HID_SPEEDLINK is not set
# CONFIG_HID_STEAM is not set
# CONFIG_HID_STEELSERIES is not set
# CONFIG_HID_SUNPLUS is not set
# CONFIG_HID_RMI is not set
# CONFIG_HID_GREENASIA is not set
# CONFIG_HID_SMARTJOYPLUS is not set
# CONFIG_HID_TIVO is not set
# CONFIG_HID_TOPSEED is not set
# CONFIG_HID_TOPRE is not set
# CONFIG_HID_UDRAW_PS3 is not set
# CONFIG_HID_XINMO is not set
# CONFIG_HID_ZEROPLUS is not set
# CONFIG_HID_ZYDACRON is not set
# CONFIG_HID_ALPS is not set
# end of Special HID drivers
# end of HID support
CONFIG_USB_OHCI_LITTLE_ENDIAN=y
# CONFIG_MEMSTICK is not set
# CONFIG_NEW_LEDS is not set
# CONFIG_ACCESSIBILITY is not set
# CONFIG_RTC_CLASS is not set
#
# DMABUF options
#
# CONFIG_SYNC_FILE is not set
# CONFIG_DMABUF_HEAPS is not set
# end of DMABUF options
# CONFIG_AUXDISPLAY is not set
# CONFIG_UIO is not set
# CONFIG_VFIO is not set
# CONFIG_VIRT_DRIVERS is not set
CONFIG_VIRTIO_MENU=y
# CONFIG_VDPA is not set
CONFIG_VHOST_MENU=y
# CONFIG_VHOST_NET is not set
# CONFIG_VHOST_CROSS_ENDIAN_LEGACY is not set
#
# Microsoft Hyper-V guest support
#
# end of Microsoft Hyper-V guest support
# CONFIG_GREYBUS is not set
# CONFIG_COMEDI is not set
# CONFIG_STAGING is not set
# CONFIG_COMMON_CLK is not set
# CONFIG_HWSPINLOCK is not set
#
# Clock Source drivers
#
# end of Clock Source drivers
# CONFIG_MAILBOX is not set
CONFIG_IOMMU_SUPPORT=y
#
# Generic IOMMU Pagetable Support
#
# end of Generic IOMMU Pagetable Support
#
# Remoteproc drivers
#
# end of Remoteproc drivers
#
# Rpmsg drivers
#
# end of Rpmsg drivers
#
# SOC (System On Chip) specific Drivers
#
#
# Amlogic SoC drivers
#
# end of Amlogic SoC drivers
#
# Broadcom SoC drivers
#
# end of Broadcom SoC drivers
#
# NXP/Freescale QorIQ SoC drivers
#
# end of NXP/Freescale QorIQ SoC drivers
#
# fujitsu SoC drivers
#
# end of fujitsu SoC drivers
#
# i.MX SoC drivers
#
# end of i.MX SoC drivers
#
# Enable LiteX SoC Builder specific drivers
#
# end of Enable LiteX SoC Builder specific drivers
#
# Qualcomm SoC drivers
#
# end of Qualcomm SoC drivers
# CONFIG_SOC_TI is not set
#
# Xilinx SoC drivers
#
# end of Xilinx SoC drivers
# end of SOC (System On Chip) specific Drivers
# CONFIG_PM_DEVFREQ is not set
# CONFIG_EXTCON is not set
# CONFIG_MEMORY is not set
# CONFIG_IIO is not set
# CONFIG_PWM is not set
#
# IRQ chip support
#
# end of IRQ chip support
# CONFIG_RESET_CONTROLLER is not set
#
# PHY Subsystem
#
# CONFIG_GENERIC_PHY is not set
# CONFIG_PHY_CAN_TRANSCEIVER is not set
#
# PHY drivers for Broadcom platforms
#
# end of PHY drivers for Broadcom platforms
# end of PHY Subsystem
# CONFIG_POWERCAP is not set
# CONFIG_RAS is not set
#
# Android
#
# CONFIG_ANDROID_BINDER_IPC is not set
# end of Android
# CONFIG_DAX is not set
# CONFIG_NVMEM is not set
#
# HW tracing support
#
# CONFIG_STM is not set
# end of HW tracing support
# CONFIG_FPGA is not set
# CONFIG_TEE is not set
# CONFIG_SIOX is not set
# CONFIG_SLIMBUS is not set
# CONFIG_INTERCONNECT is not set
# CONFIG_COUNTER is not set
# CONFIG_PECI is not set
# CONFIG_HTE is not set
# end of Device Drivers
#
# File systems
#
CONFIG_DCACHE_WORD_ACCESS=y
# CONFIG_VALIDATE_FS_PARSER is not set
CONFIG_FS_IOMAP=y
# CONFIG_EXT2_FS is not set
# CONFIG_EXT3_FS is not set
CONFIG_EXT4_FS=y
CONFIG_EXT4_USE_FOR_EXT2=y
# CONFIG_EXT4_FS_POSIX_ACL is not set
# CONFIG_EXT4_FS_SECURITY is not set
# CONFIG_EXT4_DEBUG is not set
CONFIG_JBD2=y
# CONFIG_JBD2_DEBUG is not set
CONFIG_FS_MBCACHE=y
CONFIG_REISERFS_FS=y
# CONFIG_REISERFS_CHECK is not set
# CONFIG_REISERFS_PROC_INFO is not set
# CONFIG_REISERFS_FS_XATTR is not set
# CONFIG_JFS_FS is not set
# CONFIG_XFS_FS is not set
# CONFIG_GFS2_FS is not set
# CONFIG_BTRFS_FS is not set
# CONFIG_NILFS2_FS is not set
# CONFIG_F2FS_FS is not set
CONFIG_EXPORTFS=y
# CONFIG_EXPORTFS_BLOCK_OPS is not set
CONFIG_FILE_LOCKING=y
# CONFIG_FS_ENCRYPTION is not set
# CONFIG_FS_VERITY is not set
CONFIG_FSNOTIFY=y
CONFIG_DNOTIFY=y
CONFIG_INOTIFY_USER=y
# CONFIG_FANOTIFY is not set
CONFIG_QUOTA=y
# CONFIG_QUOTA_NETLINK_INTERFACE is not set
CONFIG_PRINT_QUOTA_WARNING=y
# CONFIG_QUOTA_DEBUG is not set
# CONFIG_QFMT_V1 is not set
# CONFIG_QFMT_V2 is not set
CONFIG_QUOTACTL=y
CONFIG_AUTOFS4_FS=m
CONFIG_AUTOFS_FS=m
# CONFIG_FUSE_FS is not set
# CONFIG_OVERLAY_FS is not set
#
# Caches
#
# CONFIG_FSCACHE is not set
# end of Caches
#
# CD-ROM/DVD Filesystems
#
CONFIG_ISO9660_FS=m
CONFIG_JOLIET=y
# CONFIG_ZISOFS is not set
# CONFIG_UDF_FS is not set
# end of CD-ROM/DVD Filesystems
#
# DOS/FAT/EXFAT/NT Filesystems
#
# CONFIG_MSDOS_FS is not set
# CONFIG_VFAT_FS is not set
# CONFIG_EXFAT_FS is not set
# CONFIG_NTFS_FS is not set
# CONFIG_NTFS3_FS is not set
# end of DOS/FAT/EXFAT/NT Filesystems
#
# Pseudo filesystems
#
CONFIG_PROC_FS=y
CONFIG_PROC_KCORE=y
CONFIG_PROC_SYSCTL=y
CONFIG_PROC_PAGE_MONITOR=y
# CONFIG_PROC_CHILDREN is not set
CONFIG_KERNFS=y
CONFIG_SYSFS=y
CONFIG_TMPFS=y
# CONFIG_TMPFS_POSIX_ACL is not set
# CONFIG_TMPFS_XATTR is not set
CONFIG_MEMFD_CREATE=y
# CONFIG_CONFIGFS_FS is not set
# end of Pseudo filesystems
CONFIG_MISC_FILESYSTEMS=y
# CONFIG_ORANGEFS_FS is not set
# CONFIG_ADFS_FS is not set
# CONFIG_AFFS_FS is not set
# CONFIG_HFS_FS is not set
# CONFIG_HFSPLUS_FS is not set
# CONFIG_BEFS_FS is not set
# CONFIG_BFS_FS is not set
# CONFIG_EFS_FS is not set
# CONFIG_CRAMFS is not set
# CONFIG_SQUASHFS is not set
# CONFIG_VXFS_FS is not set
# CONFIG_MINIX_FS is not set
# CONFIG_OMFS_FS is not set
# CONFIG_HPFS_FS is not set
# CONFIG_QNX4FS_FS is not set
# CONFIG_QNX6FS_FS is not set
# CONFIG_ROMFS_FS is not set
# CONFIG_PSTORE is not set
# CONFIG_SYSV_FS is not set
# CONFIG_UFS_FS is not set
# CONFIG_EROFS_FS is not set
CONFIG_NETWORK_FILESYSTEMS=y
# CONFIG_NFS_FS is not set
# CONFIG_NFSD is not set
# CONFIG_CEPH_FS is not set
# CONFIG_CIFS is not set
# CONFIG_SMB_SERVER is not set
# CONFIG_CODA_FS is not set
# CONFIG_AFS_FS is not set
CONFIG_NLS=y
CONFIG_NLS_DEFAULT="iso8859-1"
# CONFIG_NLS_CODEPAGE_437 is not set
# CONFIG_NLS_CODEPAGE_737 is not set
# CONFIG_NLS_CODEPAGE_775 is not set
# CONFIG_NLS_CODEPAGE_850 is not set
# CONFIG_NLS_CODEPAGE_852 is not set
# CONFIG_NLS_CODEPAGE_855 is not set
# CONFIG_NLS_CODEPAGE_857 is not set
# CONFIG_NLS_CODEPAGE_860 is not set
# CONFIG_NLS_CODEPAGE_861 is not set
# CONFIG_NLS_CODEPAGE_862 is not set
# CONFIG_NLS_CODEPAGE_863 is not set
# CONFIG_NLS_CODEPAGE_864 is not set
# CONFIG_NLS_CODEPAGE_865 is not set
# CONFIG_NLS_CODEPAGE_866 is not set
# CONFIG_NLS_CODEPAGE_869 is not set
# CONFIG_NLS_CODEPAGE_936 is not set
# CONFIG_NLS_CODEPAGE_950 is not set
# CONFIG_NLS_CODEPAGE_932 is not set
# CONFIG_NLS_CODEPAGE_949 is not set
# CONFIG_NLS_CODEPAGE_874 is not set
# CONFIG_NLS_ISO8859_8 is not set
# CONFIG_NLS_CODEPAGE_1250 is not set
# CONFIG_NLS_CODEPAGE_1251 is not set
# CONFIG_NLS_ASCII is not set
# CONFIG_NLS_ISO8859_1 is not set
# CONFIG_NLS_ISO8859_2 is not set
# CONFIG_NLS_ISO8859_3 is not set
# CONFIG_NLS_ISO8859_4 is not set
# CONFIG_NLS_ISO8859_5 is not set
# CONFIG_NLS_ISO8859_6 is not set
# CONFIG_NLS_ISO8859_7 is not set
# CONFIG_NLS_ISO8859_9 is not set
# CONFIG_NLS_ISO8859_13 is not set
# CONFIG_NLS_ISO8859_14 is not set
# CONFIG_NLS_ISO8859_15 is not set
# CONFIG_NLS_KOI8_R is not set
# CONFIG_NLS_KOI8_U is not set
# CONFIG_NLS_MAC_ROMAN is not set
# CONFIG_NLS_MAC_CELTIC is not set
# CONFIG_NLS_MAC_CENTEURO is not set
# CONFIG_NLS_MAC_CROATIAN is not set
# CONFIG_NLS_MAC_CYRILLIC is not set
# CONFIG_NLS_MAC_GAELIC is not set
# CONFIG_NLS_MAC_GREEK is not set
# CONFIG_NLS_MAC_ICELAND is not set
# CONFIG_NLS_MAC_INUIT is not set
# CONFIG_NLS_MAC_ROMANIAN is not set
# CONFIG_NLS_MAC_TURKISH is not set
# CONFIG_NLS_UTF8 is not set
# CONFIG_UNICODE is not set
CONFIG_IO_WQ=y
# end of File systems
#
# Security options
#
# CONFIG_KEYS is not set
# CONFIG_SECURITY_DMESG_RESTRICT is not set
# CONFIG_SECURITY is not set
# CONFIG_SECURITYFS is not set
CONFIG_HAVE_HARDENED_USERCOPY_ALLOCATOR=y
# CONFIG_HARDENED_USERCOPY is not set
# CONFIG_FORTIFY_SOURCE is not set
# CONFIG_STATIC_USERMODEHELPER is not set
CONFIG_DEFAULT_SECURITY_DAC=y
CONFIG_LSM="landlock,lockdown,yama,loadpin,safesetid,integrity,bpf"
#
# Kernel hardening options
#
#
# Memory initialization
#
CONFIG_INIT_STACK_NONE=y
# CONFIG_GCC_PLUGIN_STRUCTLEAK_USER is not set
# CONFIG_GCC_PLUGIN_STRUCTLEAK_BYREF is not set
# CONFIG_GCC_PLUGIN_STRUCTLEAK_BYREF_ALL is not set
# CONFIG_INIT_ON_ALLOC_DEFAULT_ON is not set
# CONFIG_INIT_ON_FREE_DEFAULT_ON is not set
CONFIG_CC_HAS_ZERO_CALL_USED_REGS=y
# CONFIG_ZERO_CALL_USED_REGS is not set
# end of Memory initialization
CONFIG_RANDSTRUCT_NONE=y
# CONFIG_RANDSTRUCT_FULL is not set
# CONFIG_RANDSTRUCT_PERFORMANCE is not set
# end of Kernel hardening options
# end of Security options
CONFIG_CRYPTO=y
#
# Crypto core or helper
#
CONFIG_CRYPTO_ALGAPI=y
CONFIG_CRYPTO_ALGAPI2=y
CONFIG_CRYPTO_HASH=y
CONFIG_CRYPTO_HASH2=y
# CONFIG_CRYPTO_MANAGER is not set
# CONFIG_CRYPTO_USER is not set
CONFIG_CRYPTO_MANAGER_DISABLE_TESTS=y
# CONFIG_CRYPTO_NULL is not set
# CONFIG_CRYPTO_CRYPTD is not set
# CONFIG_CRYPTO_AUTHENC is not set
# CONFIG_CRYPTO_TEST is not set
# end of Crypto core or helper
#
# Public-key cryptography
#
# CONFIG_CRYPTO_RSA is not set
# CONFIG_CRYPTO_DH is not set
# CONFIG_CRYPTO_ECDH is not set
# CONFIG_CRYPTO_ECDSA is not set
# CONFIG_CRYPTO_ECRDSA is not set
# CONFIG_CRYPTO_SM2 is not set
# CONFIG_CRYPTO_CURVE25519 is not set
# end of Public-key cryptography
#
# Block ciphers
#
# CONFIG_CRYPTO_AES is not set
# CONFIG_CRYPTO_AES_TI is not set
# CONFIG_CRYPTO_ARIA is not set
# CONFIG_CRYPTO_BLOWFISH is not set
# CONFIG_CRYPTO_CAMELLIA is not set
# CONFIG_CRYPTO_CAST5 is not set
# CONFIG_CRYPTO_CAST6 is not set
# CONFIG_CRYPTO_DES is not set
# CONFIG_CRYPTO_FCRYPT is not set
# CONFIG_CRYPTO_SERPENT is not set
# CONFIG_CRYPTO_SM4_GENERIC is not set
# CONFIG_CRYPTO_TWOFISH is not set
# end of Block ciphers
#
# Length-preserving ciphers and modes
#
# CONFIG_CRYPTO_ADIANTUM is not set
# CONFIG_CRYPTO_CHACHA20 is not set
# CONFIG_CRYPTO_CBC is not set
# CONFIG_CRYPTO_CFB is not set
# CONFIG_CRYPTO_CTR is not set
# CONFIG_CRYPTO_CTS is not set
# CONFIG_CRYPTO_ECB is not set
# CONFIG_CRYPTO_HCTR2 is not set
# CONFIG_CRYPTO_KEYWRAP is not set
# CONFIG_CRYPTO_LRW is not set
# CONFIG_CRYPTO_OFB is not set
# CONFIG_CRYPTO_PCBC is not set
# CONFIG_CRYPTO_XTS is not set
# end of Length-preserving ciphers and modes
#
# AEAD (authenticated encryption with associated data) ciphers
#
# CONFIG_CRYPTO_AEGIS128 is not set
# CONFIG_CRYPTO_CHACHA20POLY1305 is not set
# CONFIG_CRYPTO_CCM is not set
# CONFIG_CRYPTO_GCM is not set
# CONFIG_CRYPTO_SEQIV is not set
# CONFIG_CRYPTO_ECHAINIV is not set
# CONFIG_CRYPTO_ESSIV is not set
# end of AEAD (authenticated encryption with associated data) ciphers
#
# Hashes, digests, and MACs
#
# CONFIG_CRYPTO_BLAKE2B is not set
# CONFIG_CRYPTO_CMAC is not set
# CONFIG_CRYPTO_GHASH is not set
# CONFIG_CRYPTO_HMAC is not set
# CONFIG_CRYPTO_MD4 is not set
# CONFIG_CRYPTO_MD5 is not set
# CONFIG_CRYPTO_MICHAEL_MIC is not set
# CONFIG_CRYPTO_POLY1305 is not set
# CONFIG_CRYPTO_RMD160 is not set
# CONFIG_CRYPTO_SHA1 is not set
# CONFIG_CRYPTO_SHA256 is not set
# CONFIG_CRYPTO_SHA512 is not set
# CONFIG_CRYPTO_SHA3 is not set
# CONFIG_CRYPTO_SM3_GENERIC is not set
# CONFIG_CRYPTO_STREEBOG is not set
# CONFIG_CRYPTO_VMAC is not set
# CONFIG_CRYPTO_WP512 is not set
# CONFIG_CRYPTO_XCBC is not set
# CONFIG_CRYPTO_XXHASH is not set
# end of Hashes, digests, and MACs
#
# CRCs (cyclic redundancy checks)
#
CONFIG_CRYPTO_CRC32C=y
# CONFIG_CRYPTO_CRC32 is not set
# CONFIG_CRYPTO_CRCT10DIF is not set
# end of CRCs (cyclic redundancy checks)
#
# Compression
#
# CONFIG_CRYPTO_DEFLATE is not set
# CONFIG_CRYPTO_LZO is not set
# CONFIG_CRYPTO_842 is not set
# CONFIG_CRYPTO_LZ4 is not set
# CONFIG_CRYPTO_LZ4HC is not set
# CONFIG_CRYPTO_ZSTD is not set
# end of Compression
#
# Random number generation
#
# CONFIG_CRYPTO_ANSI_CPRNG is not set
# CONFIG_CRYPTO_DRBG_MENU is not set
# CONFIG_CRYPTO_JITTERENTROPY is not set
# end of Random number generation
#
# Userspace interface
#
# CONFIG_CRYPTO_USER_API_HASH is not set
# CONFIG_CRYPTO_USER_API_SKCIPHER is not set
# CONFIG_CRYPTO_USER_API_RNG is not set
# CONFIG_CRYPTO_USER_API_AEAD is not set
# end of Userspace interface
CONFIG_CRYPTO_HW=y
#
# Certificates for signature checking
#
# end of Certificates for signature checking
#
# Library routines
#
# CONFIG_PACKING is not set
CONFIG_BITREVERSE=y
CONFIG_ARCH_HAS_STRNCPY_FROM_USER=y
CONFIG_ARCH_HAS_STRNLEN_USER=y
CONFIG_GENERIC_NET_UTILS=y
# CONFIG_CORDIC is not set
# CONFIG_PRIME_NUMBERS is not set
#
# Crypto library routines
#
CONFIG_CRYPTO_LIB_UTILS=y
CONFIG_CRYPTO_LIB_BLAKE2S_GENERIC=y
# CONFIG_CRYPTO_LIB_CHACHA is not set
# CONFIG_CRYPTO_LIB_CURVE25519 is not set
CONFIG_CRYPTO_LIB_POLY1305_RSIZE=1
# CONFIG_CRYPTO_LIB_POLY1305 is not set
# CONFIG_CRYPTO_LIB_CHACHA20POLY1305 is not set
CONFIG_CRYPTO_LIB_SHA1=y
# end of Crypto library routines
# CONFIG_CRC_CCITT is not set
CONFIG_CRC16=y
# CONFIG_CRC_T10DIF is not set
# CONFIG_CRC64_ROCKSOFT is not set
# CONFIG_CRC_ITU_T is not set
CONFIG_CRC32=y
# CONFIG_CRC32_SELFTEST is not set
CONFIG_CRC32_SLICEBY8=y
# CONFIG_CRC32_SLICEBY4 is not set
# CONFIG_CRC32_SARWATE is not set
# CONFIG_CRC32_BIT is not set
# CONFIG_CRC64 is not set
# CONFIG_CRC4 is not set
# CONFIG_CRC7 is not set
# CONFIG_LIBCRC32C is not set
# CONFIG_CRC8 is not set
# CONFIG_RANDOM32_SELFTEST is not set
# CONFIG_XZ_DEC is not set
CONFIG_NO_DMA=y
# CONFIG_DMA_API_DEBUG is not set
CONFIG_DQL=y
CONFIG_NLATTR=y
# CONFIG_IRQ_POLL is not set
CONFIG_SBITMAP=y
# end of Library routines
#
# Kernel hacking
#
#
# printk and dmesg options
#
# CONFIG_PRINTK_TIME is not set
# CONFIG_PRINTK_CALLER is not set
# CONFIG_STACKTRACE_BUILD_ID is not set
CONFIG_CONSOLE_LOGLEVEL_DEFAULT=7
CONFIG_CONSOLE_LOGLEVEL_QUIET=4
CONFIG_MESSAGE_LOGLEVEL_DEFAULT=4
# CONFIG_BOOT_PRINTK_DELAY is not set
# CONFIG_DYNAMIC_DEBUG is not set
# CONFIG_DYNAMIC_DEBUG_CORE is not set
CONFIG_SYMBOLIC_ERRNAME=y
CONFIG_DEBUG_BUGVERBOSE=y
# end of printk and dmesg options
CONFIG_DEBUG_KERNEL=y
CONFIG_DEBUG_MISC=y
#
# Compile-time checks and compiler options
#
CONFIG_DEBUG_INFO=y
CONFIG_AS_HAS_NON_CONST_LEB128=y
# CONFIG_DEBUG_INFO_NONE is not set
CONFIG_DEBUG_INFO_DWARF_TOOLCHAIN_DEFAULT=y
# CONFIG_DEBUG_INFO_DWARF4 is not set
# CONFIG_DEBUG_INFO_DWARF5 is not set
# CONFIG_DEBUG_INFO_REDUCED is not set
# CONFIG_DEBUG_INFO_COMPRESSED is not set
# CONFIG_DEBUG_INFO_SPLIT is not set
CONFIG_PAHOLE_HAS_SPLIT_BTF=y
# CONFIG_GDB_SCRIPTS is not set
CONFIG_FRAME_WARN=1024
# CONFIG_STRIP_ASM_SYMS is not set
# CONFIG_READABLE_ASM is not set
CONFIG_DEBUG_SECTION_MISMATCH=y
CONFIG_SECTION_MISMATCH_WARN_ONLY=y
CONFIG_FRAME_POINTER=y
# CONFIG_DEBUG_FORCE_WEAK_PER_CPU is not set
# end of Compile-time checks and compiler options
#
# Generic Kernel Debugging Instruments
#
CONFIG_MAGIC_SYSRQ_DEFAULT_ENABLE=0x1
CONFIG_MAGIC_SYSRQ_SERIAL=y
CONFIG_MAGIC_SYSRQ_SERIAL_SEQUENCE=""
# CONFIG_DEBUG_FS is not set
# CONFIG_UBSAN is not set
CONFIG_HAVE_KCSAN_COMPILER=y
# end of Generic Kernel Debugging Instruments
#
# Networking Debugging
#
# CONFIG_NET_DEV_REFCNT_TRACKER is not set
# CONFIG_NET_NS_REFCNT_TRACKER is not set
# CONFIG_DEBUG_NET is not set
# end of Networking Debugging
#
# Memory Debugging
#
# CONFIG_PAGE_EXTENSION is not set
# CONFIG_DEBUG_PAGEALLOC is not set
# CONFIG_DEBUG_SLAB is not set
# CONFIG_PAGE_OWNER is not set
# CONFIG_PAGE_POISONING is not set
# CONFIG_DEBUG_OBJECTS is not set
CONFIG_HAVE_DEBUG_KMEMLEAK=y
# CONFIG_DEBUG_KMEMLEAK is not set
# CONFIG_DEBUG_STACK_USAGE is not set
# CONFIG_SCHED_STACK_END_CHECK is not set
# CONFIG_DEBUG_VM is not set
CONFIG_DEBUG_MEMORY_INIT=y
CONFIG_CC_HAS_KASAN_GENERIC=y
CONFIG_CC_HAS_WORKING_NOSANITIZE_ADDRESS=y
# end of Memory Debugging
# CONFIG_DEBUG_SHIRQ is not set
#
# Debug Oops, Lockups and Hangs
#
# CONFIG_PANIC_ON_OOPS is not set
CONFIG_PANIC_ON_OOPS_VALUE=0
CONFIG_PANIC_TIMEOUT=0
# CONFIG_SOFTLOCKUP_DETECTOR is not set
# CONFIG_DETECT_HUNG_TASK is not set
# CONFIG_WQ_WATCHDOG is not set
# CONFIG_TEST_LOCKUP is not set
# end of Debug Oops, Lockups and Hangs
#
# Scheduler Debugging
#
CONFIG_SCHED_DEBUG=y
# CONFIG_SCHEDSTATS is not set
# end of Scheduler Debugging
# CONFIG_DEBUG_TIMEKEEPING is not set
#
# Lock Debugging (spinlocks, mutexes, etc...)
#
CONFIG_LOCK_DEBUGGING_SUPPORT=y
# CONFIG_PROVE_LOCKING is not set
# CONFIG_LOCK_STAT is not set
# CONFIG_DEBUG_RT_MUTEXES is not set
# CONFIG_DEBUG_SPINLOCK is not set
# CONFIG_DEBUG_MUTEXES is not set
# CONFIG_DEBUG_WW_MUTEX_SLOWPATH is not set
# CONFIG_DEBUG_RWSEMS is not set
# CONFIG_DEBUG_LOCK_ALLOC is not set
# CONFIG_DEBUG_LOCKING_API_SELFTESTS is not set
# CONFIG_LOCK_TORTURE_TEST is not set
# CONFIG_WW_MUTEX_SELFTEST is not set
# CONFIG_SCF_TORTURE_TEST is not set
# end of Lock Debugging (spinlocks, mutexes, etc...)
# CONFIG_DEBUG_IRQFLAGS is not set
CONFIG_STACKTRACE=y
# CONFIG_WARN_ALL_UNSEEDED_RANDOM is not set
# CONFIG_DEBUG_KOBJECT is not set
CONFIG_HAVE_DEBUG_BUGVERBOSE=y
#
# Debug kernel data structures
#
# CONFIG_DEBUG_LIST is not set
# CONFIG_DEBUG_PLIST is not set
# CONFIG_DEBUG_SG is not set
# CONFIG_DEBUG_NOTIFIERS is not set
# CONFIG_BUG_ON_DATA_CORRUPTION is not set
# CONFIG_DEBUG_MAPLE_TREE is not set
# end of Debug kernel data structures
# CONFIG_DEBUG_CREDENTIALS is not set
#
# RCU Debugging
#
# CONFIG_RCU_SCALE_TEST is not set
# CONFIG_RCU_TORTURE_TEST is not set
# CONFIG_RCU_REF_SCALE_TEST is not set
# CONFIG_RCU_TRACE is not set
# CONFIG_RCU_EQS_DEBUG is not set
# end of RCU Debugging
# CONFIG_DEBUG_WQ_FORCE_RR_CPU is not set
# CONFIG_LATENCYTOP is not set
CONFIG_TRACING_SUPPORT=y
CONFIG_FTRACE=y
# CONFIG_IRQSOFF_TRACER is not set
# CONFIG_SCHED_TRACER is not set
# CONFIG_HWLAT_TRACER is not set
# CONFIG_OSNOISE_TRACER is not set
# CONFIG_TIMERLAT_TRACER is not set
# CONFIG_ENABLE_DEFAULT_TRACERS is not set
# CONFIG_TRACER_SNAPSHOT is not set
CONFIG_BRANCH_PROFILE_NONE=y
# CONFIG_PROFILE_ANNOTATED_BRANCHES is not set
# CONFIG_PROFILE_ALL_BRANCHES is not set
# CONFIG_BLK_DEV_IO_TRACE is not set
# CONFIG_SYNTH_EVENTS is not set
# CONFIG_TRACEPOINT_BENCHMARK is not set
# CONFIG_PREEMPTIRQ_DELAY_TEST is not set
# CONFIG_SAMPLES is not set
#
# um Debugging
#
# CONFIG_GPROF is not set
CONFIG_EARLY_PRINTK=y
# end of um Debugging
#
# Kernel Testing and Coverage
#
# CONFIG_KUNIT is not set
# CONFIG_NOTIFIER_ERROR_INJECTION is not set
# CONFIG_FAULT_INJECTION is not set
CONFIG_ARCH_HAS_KCOV=y
CONFIG_CC_HAS_SANCOV_TRACE_PC=y
# CONFIG_KCOV is not set
CONFIG_RUNTIME_TESTING_MENU=y
# CONFIG_TEST_MIN_HEAP is not set
# CONFIG_TEST_DIV64 is not set
# CONFIG_BACKTRACE_SELF_TEST is not set
# CONFIG_TEST_REF_TRACKER is not set
# CONFIG_RBTREE_TEST is not set
# CONFIG_REED_SOLOMON_TEST is not set
# CONFIG_INTERVAL_TREE_TEST is not set
# CONFIG_PERCPU_TEST is not set
# CONFIG_ATOMIC64_SELFTEST is not set
# CONFIG_TEST_HEXDUMP is not set
# CONFIG_STRING_SELFTEST is not set
# CONFIG_TEST_STRING_HELPERS is not set
# CONFIG_TEST_STRSCPY is not set
# CONFIG_TEST_KSTRTOX is not set
# CONFIG_TEST_PRINTF is not set
# CONFIG_TEST_SCANF is not set
# CONFIG_TEST_BITMAP is not set
# CONFIG_TEST_UUID is not set
# CONFIG_TEST_XARRAY is not set
# CONFIG_TEST_MAPLE_TREE is not set
# CONFIG_TEST_RHASHTABLE is not set
# CONFIG_TEST_SIPHASH is not set
# CONFIG_TEST_IDA is not set
# CONFIG_TEST_LKM is not set
# CONFIG_TEST_BITOPS is not set
# CONFIG_TEST_VMALLOC is not set
# CONFIG_TEST_USER_COPY is not set
# CONFIG_TEST_BPF is not set
# CONFIG_TEST_BLACKHOLE_DEV is not set
# CONFIG_FIND_BIT_BENCHMARK is not set
# CONFIG_TEST_FIRMWARE is not set
# CONFIG_TEST_SYSCTL is not set
# CONFIG_TEST_UDELAY is not set
# CONFIG_TEST_STATIC_KEYS is not set
# CONFIG_TEST_KMOD is not set
# CONFIG_TEST_MEMCAT_P is not set
# CONFIG_TEST_MEMINIT is not set
# CONFIG_TEST_FREE_PAGES is not set
# end of Kernel Testing and Coverage
#
# Rust hacking
#
# end of Rust hacking
# end of Kernel hacking
^ permalink raw reply [flat|nested] 23+ messages in thread* Re: [dm-devel] [RFC] block: Change the granularity of io ticks from ms to ns
2022-12-06 18:15 ` Gulam Mohamed
(?)
@ 2022-12-07 2:19 ` Yu Kuai
-1 siblings, 0 replies; 23+ messages in thread
From: Yu Kuai @ 2022-12-07 2:19 UTC (permalink / raw)
To: Gulam Mohamed, linux-block, Ming Lei
Cc: nvdimm, linux-kernel, song, dm-devel, ira.weiny, agk, drbd-dev,
dave.jiang, christoph.boehmwalder, vishal.l.verma, konrad.wilk,
yukuai (C), kent.overstreet, ngupta, kch, senozhatsky, snitzer,
colyli, linux-raid, linux-bcache, dan.j.williams, axboe,
martin.petersen, philipp.reisner, junxiao.bi, minchan,
lars.ellenberg
Hi,
在 2022/12/07 2:15, Gulam Mohamed 写道:
> Use ktime to change the granularity of IO accounting in block layer from
> milli-seconds to nano-seconds to get the proper latency values for the
> devices whose latency is in micro-seconds. After changing the granularity
> to nano-seconds the iostat command, which was showing incorrect values for
> %util, is now showing correct values.
This patch didn't correct the counting of io_ticks, just make the
error accounting from jiffies(ms) to ns. The problem that util can be
smaller or larger still exist.
However, I think this change make sense consider that error margin is
much smaller, and performance overhead should be minimum.
Hi, Ming, how do you think?
>
> We did not work on the patch to drop the logic for
> STAT_PRECISE_TIMESTAMPS yet. Will do it if this patch is ok.
>
> The iostat command was run after starting the fio with following command
> on an NVME disk. For the same fio command, the iostat %util was showing
> ~100% for the disks whose latencies are in the range of microseconds.
> With the kernel changes (granularity to nano-seconds), the %util was
> showing correct values. Following are the details of the test and their
> output:
>
> fio command
> -----------
> [global]
> bs=128K
> iodepth=1
> direct=1
> ioengine=libaio
> group_reporting
> time_based
> runtime=90
> thinktime=1ms
> numjobs=1
> name=raw-write
> rw=randrw
> ignore_error=EIO:EIO
> [job1]
> filename=/dev/nvme0n1
>
> Correct values after kernel changes:
> ====================================
> iostat output
> -------------
> iostat -d /dev/nvme0n1 -x 1
>
> Device r_await w_await aqu-sz rareq-sz wareq-sz svctm %util
> nvme0n1 0.08 0.05 0.06 128.00 128.00 0.07 6.50
>
> Device r_await w_await aqu-sz rareq-sz wareq-sz svctm %util
> nvme0n1 0.08 0.06 0.06 128.00 128.00 0.07 6.30
>
> Device r_await w_await aqu-sz rareq-sz wareq-sz svctm %util
> nvme0n1 0.06 0.05 0.06 128.00 128.00 0.06 5.70
>
>>From fio
> --------
> Read Latency: clat (usec): min=32, max=2335, avg=79.54, stdev=29.95
> Write Latency: clat (usec): min=38, max=130, avg=57.76, stdev= 3.25
>
> Values before kernel changes
> ============================
> iostat output
> -------------
>
> iostat -d /dev/nvme0n1 -x 1
>
> Device r_await w_await aqu-sz rareq-sz wareq-sz svctm %util
> nvme0n1 0.08 0.06 0.06 128.00 128.00 1.07 97.70
>
> Device r_await w_await aqu-sz rareq-sz wareq-sz svctm %util
> nvme0n1 0.08 0.06 0.06 128.00 128.00 1.08 98.80
>
> Device r_await w_await aqu-sz rareq-sz wareq-sz svctm %util
> nvme0n1 0.08 0.05 0.06 128.00 128.00 1.06 97.20
>
>>From fio
> --------
> Read Latency: clat (usec): min=33, max=468, avg=79.56, stdev=28.04
> Write Latency: clat (usec): min=9, max=139, avg=57.10, stdev= 3.79
>
> Signed-off-by: Junxiao Bi <junxiao.bi@oracle.com>
> Signed-off-by: Gulam Mohamed <gulam.mohamed@oracle.com>
> ---
> block/blk-core.c | 26 +++++++++++++-------------
> block/blk-mq.c | 4 ++--
> block/blk.h | 2 +-
> block/genhd.c | 8 ++++----
> drivers/block/drbd/drbd_debugfs.c | 4 ++--
> drivers/block/drbd/drbd_int.h | 2 +-
> drivers/block/zram/zram_drv.c | 4 ++--
> drivers/md/bcache/request.c | 10 +++++-----
> drivers/md/dm-core.h | 2 +-
> drivers/md/dm.c | 8 ++++----
> drivers/md/md.h | 2 +-
> drivers/md/raid1.h | 2 +-
> drivers/md/raid10.h | 2 +-
> drivers/md/raid5.c | 2 +-
> drivers/nvdimm/btt.c | 2 +-
> drivers/nvdimm/pmem.c | 2 +-
> include/linux/blk_types.h | 2 +-
> include/linux/blkdev.h | 14 +++++++-------
> include/linux/part_stat.h | 2 +-
> 19 files changed, 50 insertions(+), 50 deletions(-)
>
> diff --git a/block/blk-core.c b/block/blk-core.c
> index 5487912befe8..069c29dad3e7 100644
> --- a/block/blk-core.c
> +++ b/block/blk-core.c
> @@ -912,12 +912,12 @@ int iocb_bio_iopoll(struct kiocb *kiocb, struct io_comp_batch *iob,
> }
> EXPORT_SYMBOL_GPL(iocb_bio_iopoll);
>
> -void update_io_ticks(struct block_device *part, unsigned long now, bool end)
> +void update_io_ticks(struct block_device *part, u64 now, bool end)
> {
> - unsigned long stamp;
> + u64 stamp;
> again:
> stamp = READ_ONCE(part->bd_stamp);
> - if (unlikely(time_after(now, stamp))) {
> + if (unlikely(time_after64(now, stamp))) {
> if (likely(try_cmpxchg(&part->bd_stamp, &stamp, now)))
> __part_stat_add(part, io_ticks, end ? now - stamp : 1);
> }
> @@ -927,9 +927,9 @@ void update_io_ticks(struct block_device *part, unsigned long now, bool end)
> }
> }
>
> -unsigned long bdev_start_io_acct(struct block_device *bdev,
> +u64 bdev_start_io_acct(struct block_device *bdev,
> unsigned int sectors, enum req_op op,
> - unsigned long start_time)
> + u64 start_time)
> {
> const int sgrp = op_stat_group(op);
>
> @@ -949,7 +949,7 @@ EXPORT_SYMBOL(bdev_start_io_acct);
> * @bio: bio to start account for
> * @start_time: start time that should be passed back to bio_end_io_acct().
> */
> -void bio_start_io_acct_time(struct bio *bio, unsigned long start_time)
> +void bio_start_io_acct_time(struct bio *bio, u64 start_time)
> {
> bdev_start_io_acct(bio->bi_bdev, bio_sectors(bio),
> bio_op(bio), start_time);
> @@ -962,29 +962,29 @@ EXPORT_SYMBOL_GPL(bio_start_io_acct_time);
> *
> * Returns the start time that should be passed back to bio_end_io_acct().
> */
> -unsigned long bio_start_io_acct(struct bio *bio)
> +u64 bio_start_io_acct(struct bio *bio)
> {
> return bdev_start_io_acct(bio->bi_bdev, bio_sectors(bio),
> - bio_op(bio), jiffies);
> + bio_op(bio), ktime_get_ns());
> }
> EXPORT_SYMBOL_GPL(bio_start_io_acct);
>
> void bdev_end_io_acct(struct block_device *bdev, enum req_op op,
> - unsigned long start_time)
> + u64 start_time)
> {
> const int sgrp = op_stat_group(op);
> - unsigned long now = READ_ONCE(jiffies);
> - unsigned long duration = now - start_time;
> + u64 now = ktime_get_ns();
> + u64 duration = now - start_time;
>
> part_stat_lock();
> update_io_ticks(bdev, now, true);
> - part_stat_add(bdev, nsecs[sgrp], jiffies_to_nsecs(duration));
> + part_stat_add(bdev, nsecs[sgrp], duration);
> part_stat_local_dec(bdev, in_flight[op_is_write(op)]);
> part_stat_unlock();
> }
> EXPORT_SYMBOL(bdev_end_io_acct);
>
> -void bio_end_io_acct_remapped(struct bio *bio, unsigned long start_time,
> +void bio_end_io_acct_remapped(struct bio *bio, u64 start_time,
> struct block_device *orig_bdev)
> {
> bdev_end_io_acct(orig_bdev, bio_op(bio), start_time);
> diff --git a/block/blk-mq.c b/block/blk-mq.c
> index 228a6696d835..45bc2fc3d4e7 100644
> --- a/block/blk-mq.c
> +++ b/block/blk-mq.c
> @@ -948,7 +948,7 @@ static void __blk_account_io_done(struct request *req, u64 now)
> const int sgrp = op_stat_group(req_op(req));
>
> part_stat_lock();
> - update_io_ticks(req->part, jiffies, true);
> + update_io_ticks(req->part, ktime_get_ns(), true);
> part_stat_inc(req->part, ios[sgrp]);
> part_stat_add(req->part, nsecs[sgrp], now - req->start_time_ns);
> part_stat_unlock();
> @@ -980,7 +980,7 @@ static void __blk_account_io_start(struct request *rq)
> rq->part = rq->q->disk->part0;
>
> part_stat_lock();
> - update_io_ticks(rq->part, jiffies, false);
> + update_io_ticks(rq->part, ktime_get_ns(), false);
> part_stat_unlock();
> }
>
> diff --git a/block/blk.h b/block/blk.h
> index a186ea20f39d..938607c9964a 100644
> --- a/block/blk.h
> +++ b/block/blk.h
> @@ -345,7 +345,7 @@ static inline bool blk_do_io_stat(struct request *rq)
> return (rq->rq_flags & RQF_IO_STAT) && !blk_rq_is_passthrough(rq);
> }
>
> -void update_io_ticks(struct block_device *part, unsigned long now, bool end);
> +void update_io_ticks(struct block_device *part, u64 now, bool end);
>
> static inline void req_set_nomerge(struct request_queue *q, struct request *req)
> {
> diff --git a/block/genhd.c b/block/genhd.c
> index 0f9769db2de8..0fb2a3dcbe9d 100644
> --- a/block/genhd.c
> +++ b/block/genhd.c
> @@ -956,7 +956,7 @@ ssize_t part_stat_show(struct device *dev,
>
> if (inflight) {
> part_stat_lock();
> - update_io_ticks(bdev, jiffies, true);
> + update_io_ticks(bdev, ktime_get_ns(), true);
> part_stat_unlock();
> }
> part_stat_read_all(bdev, &stat);
> @@ -976,7 +976,7 @@ ssize_t part_stat_show(struct device *dev,
> (unsigned long long)stat.sectors[STAT_WRITE],
> (unsigned int)div_u64(stat.nsecs[STAT_WRITE], NSEC_PER_MSEC),
> inflight,
> - jiffies_to_msecs(stat.io_ticks),
> + (unsigned int)div_u64(stat.io_ticks, NSEC_PER_MSEC),
> (unsigned int)div_u64(stat.nsecs[STAT_READ] +
> stat.nsecs[STAT_WRITE] +
> stat.nsecs[STAT_DISCARD] +
> @@ -1245,7 +1245,7 @@ static int diskstats_show(struct seq_file *seqf, void *v)
>
> if (inflight) {
> part_stat_lock();
> - update_io_ticks(hd, jiffies, true);
> + update_io_ticks(hd, ktime_get_ns(), true);
> part_stat_unlock();
> }
> part_stat_read_all(hd, &stat);
> @@ -1268,7 +1268,7 @@ static int diskstats_show(struct seq_file *seqf, void *v)
> (unsigned int)div_u64(stat.nsecs[STAT_WRITE],
> NSEC_PER_MSEC),
> inflight,
> - jiffies_to_msecs(stat.io_ticks),
> + (unsigned int)div_u64(stat.io_ticks, NSEC_PER_MSEC),
> (unsigned int)div_u64(stat.nsecs[STAT_READ] +
> stat.nsecs[STAT_WRITE] +
> stat.nsecs[STAT_DISCARD] +
> diff --git a/drivers/block/drbd/drbd_debugfs.c b/drivers/block/drbd/drbd_debugfs.c
> index b3b9cd5628fd..5359c04e658b 100644
> --- a/drivers/block/drbd/drbd_debugfs.c
> +++ b/drivers/block/drbd/drbd_debugfs.c
> @@ -105,7 +105,7 @@ static void seq_print_one_request(struct seq_file *m, struct drbd_request *req,
> (s & RQ_WRITE) ? "W" : "R");
>
> #define RQ_HDR_2 "\tstart\tin AL\tsubmit"
> - seq_printf(m, "\t%d", jiffies_to_msecs(now - req->start_jif));
> + seq_printf(m, "\t%d", jiffies_to_msecs(now - nsecs_to_jiffies(req->start_jif)));
> seq_print_age_or_dash(m, s & RQ_IN_ACT_LOG, now - req->in_actlog_jif);
> seq_print_age_or_dash(m, s & RQ_LOCAL_PENDING, now - req->pre_submit_jif);
>
> @@ -171,7 +171,7 @@ static void seq_print_waiting_for_AL(struct seq_file *m, struct drbd_resource *r
> /* if the oldest request does not wait for the activity log
> * it is not interesting for us here */
> if (req && !(req->rq_state & RQ_IN_ACT_LOG))
> - jif = req->start_jif;
> + jif = nsecs_to_jiffies(req->start_jif);
> else
> req = NULL;
> spin_unlock_irq(&device->resource->req_lock);
> diff --git a/drivers/block/drbd/drbd_int.h b/drivers/block/drbd/drbd_int.h
> index 4d661282ff41..1d605c47c592 100644
> --- a/drivers/block/drbd/drbd_int.h
> +++ b/drivers/block/drbd/drbd_int.h
> @@ -300,7 +300,7 @@ struct drbd_request {
> struct list_head req_pending_local;
>
> /* for generic IO accounting */
> - unsigned long start_jif;
> + u64 start_jif;
>
> /* for DRBD internal statistics */
>
> diff --git a/drivers/block/zram/zram_drv.c b/drivers/block/zram/zram_drv.c
> index 966aab902d19..5376b67b88c6 100644
> --- a/drivers/block/zram/zram_drv.c
> +++ b/drivers/block/zram/zram_drv.c
> @@ -1662,7 +1662,7 @@ static int zram_rw_page(struct block_device *bdev, sector_t sector,
> u32 index;
> struct zram *zram;
> struct bio_vec bv;
> - unsigned long start_time;
> + u64 start_time;
>
> if (PageTransHuge(page))
> return -ENOTSUPP;
> @@ -1682,7 +1682,7 @@ static int zram_rw_page(struct block_device *bdev, sector_t sector,
> bv.bv_offset = 0;
>
> start_time = bdev_start_io_acct(bdev->bd_disk->part0,
> - SECTORS_PER_PAGE, op, jiffies);
> + SECTORS_PER_PAGE, op, ktime_get_ns());
> ret = zram_bvec_rw(zram, &bv, index, offset, op, NULL);
> bdev_end_io_acct(bdev->bd_disk->part0, op, start_time);
> out:
> diff --git a/drivers/md/bcache/request.c b/drivers/md/bcache/request.c
> index 3427555b0cca..8798b1eb6d2d 100644
> --- a/drivers/md/bcache/request.c
> +++ b/drivers/md/bcache/request.c
> @@ -476,7 +476,7 @@ struct search {
> unsigned int cache_missed:1;
>
> struct block_device *orig_bdev;
> - unsigned long start_time;
> + u64 start_time;
>
> struct btree_op op;
> struct data_insert_op iop;
> @@ -714,7 +714,7 @@ static void search_free(struct closure *cl)
>
> static inline struct search *search_alloc(struct bio *bio,
> struct bcache_device *d, struct block_device *orig_bdev,
> - unsigned long start_time)
> + u64 start_time)
> {
> struct search *s;
>
> @@ -1065,7 +1065,7 @@ static void cached_dev_nodata(struct closure *cl)
>
> struct detached_dev_io_private {
> struct bcache_device *d;
> - unsigned long start_time;
> + u64 start_time;
> bio_end_io_t *bi_end_io;
> void *bi_private;
> struct block_device *orig_bdev;
> @@ -1094,7 +1094,7 @@ static void detached_dev_end_io(struct bio *bio)
> }
>
> static void detached_dev_do_request(struct bcache_device *d, struct bio *bio,
> - struct block_device *orig_bdev, unsigned long start_time)
> + struct block_device *orig_bdev, u64 start_time)
> {
> struct detached_dev_io_private *ddip;
> struct cached_dev *dc = container_of(d, struct cached_dev, disk);
> @@ -1173,7 +1173,7 @@ void cached_dev_submit_bio(struct bio *bio)
> struct block_device *orig_bdev = bio->bi_bdev;
> struct bcache_device *d = orig_bdev->bd_disk->private_data;
> struct cached_dev *dc = container_of(d, struct cached_dev, disk);
> - unsigned long start_time;
> + u64 start_time;
> int rw = bio_data_dir(bio);
>
> if (unlikely((d->c && test_bit(CACHE_SET_IO_DISABLE, &d->c->flags)) ||
> diff --git a/drivers/md/dm-core.h b/drivers/md/dm-core.h
> index 6c6bd24774f2..e620fd878b08 100644
> --- a/drivers/md/dm-core.h
> +++ b/drivers/md/dm-core.h
> @@ -284,7 +284,7 @@ struct dm_io {
> unsigned short magic;
> blk_short_t flags;
> spinlock_t lock;
> - unsigned long start_time;
> + u64 start_time;
> void *data;
> struct dm_io *next;
> struct dm_stats_aux stats_aux;
> diff --git a/drivers/md/dm.c b/drivers/md/dm.c
> index 95a1ee3d314e..dacd8eaadf73 100644
> --- a/drivers/md/dm.c
> +++ b/drivers/md/dm.c
> @@ -482,7 +482,7 @@ static int dm_blk_ioctl(struct block_device *bdev, fmode_t mode,
>
> u64 dm_start_time_ns_from_clone(struct bio *bio)
> {
> - return jiffies_to_nsecs(clone_to_tio(bio)->io->start_time);
> + return clone_to_tio(bio)->io->start_time;
> }
> EXPORT_SYMBOL_GPL(dm_start_time_ns_from_clone);
>
> @@ -494,7 +494,7 @@ static bool bio_is_flush_with_data(struct bio *bio)
> static void dm_io_acct(struct dm_io *io, bool end)
> {
> struct dm_stats_aux *stats_aux = &io->stats_aux;
> - unsigned long start_time = io->start_time;
> + u64 start_time = io->start_time;
> struct mapped_device *md = io->md;
> struct bio *bio = io->orig_bio;
> unsigned int sectors;
> @@ -527,7 +527,7 @@ static void dm_io_acct(struct dm_io *io, bool end)
>
> dm_stats_account_io(&md->stats, bio_data_dir(bio),
> sector, sectors,
> - end, start_time, stats_aux);
> + end, nsecs_to_jiffies(start_time), stats_aux);
> }
> }
>
> @@ -589,7 +589,7 @@ static struct dm_io *alloc_io(struct mapped_device *md, struct bio *bio)
> io->orig_bio = bio;
> io->md = md;
> spin_lock_init(&io->lock);
> - io->start_time = jiffies;
> + io->start_time = ktime_get_ns();
> io->flags = 0;
>
> if (static_branch_unlikely(&stats_enabled))
> diff --git a/drivers/md/md.h b/drivers/md/md.h
> index b4e2d8b87b61..f129e0ae59da 100644
> --- a/drivers/md/md.h
> +++ b/drivers/md/md.h
> @@ -711,7 +711,7 @@ struct md_thread {
>
> struct md_io_acct {
> struct bio *orig_bio;
> - unsigned long start_time;
> + u64 start_time;
> struct bio bio_clone;
> };
>
> diff --git a/drivers/md/raid1.h b/drivers/md/raid1.h
> index ebb6788820e7..0fb5a1148745 100644
> --- a/drivers/md/raid1.h
> +++ b/drivers/md/raid1.h
> @@ -157,7 +157,7 @@ struct r1bio {
> sector_t sector;
> int sectors;
> unsigned long state;
> - unsigned long start_time;
> + u64 start_time;
> struct mddev *mddev;
> /*
> * original bio going to /dev/mdx
> diff --git a/drivers/md/raid10.h b/drivers/md/raid10.h
> index 8c072ce0bc54..4cf3eec89bf3 100644
> --- a/drivers/md/raid10.h
> +++ b/drivers/md/raid10.h
> @@ -123,7 +123,7 @@ struct r10bio {
> sector_t sector; /* virtual sector number */
> int sectors;
> unsigned long state;
> - unsigned long start_time;
> + u64 start_time;
> struct mddev *mddev;
> /*
> * original bio going to /dev/mdx
> diff --git a/drivers/md/raid5.c b/drivers/md/raid5.c
> index 7b820b81d8c2..8f4364f4bda0 100644
> --- a/drivers/md/raid5.c
> +++ b/drivers/md/raid5.c
> @@ -5474,7 +5474,7 @@ static void raid5_align_endio(struct bio *bi)
> struct r5conf *conf;
> struct md_rdev *rdev;
> blk_status_t error = bi->bi_status;
> - unsigned long start_time = md_io_acct->start_time;
> + u64 start_time = md_io_acct->start_time;
>
> bio_put(bi);
>
> diff --git a/drivers/nvdimm/btt.c b/drivers/nvdimm/btt.c
> index 0297b7882e33..4d7ff7c3ad11 100644
> --- a/drivers/nvdimm/btt.c
> +++ b/drivers/nvdimm/btt.c
> @@ -1442,7 +1442,7 @@ static void btt_submit_bio(struct bio *bio)
> struct bio_integrity_payload *bip = bio_integrity(bio);
> struct btt *btt = bio->bi_bdev->bd_disk->private_data;
> struct bvec_iter iter;
> - unsigned long start;
> + u64 start;
> struct bio_vec bvec;
> int err = 0;
> bool do_acct;
> diff --git a/drivers/nvdimm/pmem.c b/drivers/nvdimm/pmem.c
> index 96e6e9a5f235..b5b7a709e1ab 100644
> --- a/drivers/nvdimm/pmem.c
> +++ b/drivers/nvdimm/pmem.c
> @@ -202,7 +202,7 @@ static void pmem_submit_bio(struct bio *bio)
> int ret = 0;
> blk_status_t rc = 0;
> bool do_acct;
> - unsigned long start;
> + u64 start;
> struct bio_vec bvec;
> struct bvec_iter iter;
> struct pmem_device *pmem = bio->bi_bdev->bd_disk->private_data;
> diff --git a/include/linux/blk_types.h b/include/linux/blk_types.h
> index e0b098089ef2..6ffa0ca80217 100644
> --- a/include/linux/blk_types.h
> +++ b/include/linux/blk_types.h
> @@ -41,7 +41,7 @@ struct block_device {
> sector_t bd_start_sect;
> sector_t bd_nr_sectors;
> struct disk_stats __percpu *bd_stats;
> - unsigned long bd_stamp;
> + u64 bd_stamp;
> bool bd_read_only; /* read-only policy */
> dev_t bd_dev;
> atomic_t bd_openers;
> diff --git a/include/linux/blkdev.h b/include/linux/blkdev.h
> index 891f8cbcd043..0ecfc1ffd4a5 100644
> --- a/include/linux/blkdev.h
> +++ b/include/linux/blkdev.h
> @@ -1452,15 +1452,15 @@ static inline void blk_wake_io_task(struct task_struct *waiter)
> wake_up_process(waiter);
> }
>
> -unsigned long bdev_start_io_acct(struct block_device *bdev,
> +u64 bdev_start_io_acct(struct block_device *bdev,
> unsigned int sectors, enum req_op op,
> - unsigned long start_time);
> + u64 start_time);
> void bdev_end_io_acct(struct block_device *bdev, enum req_op op,
> - unsigned long start_time);
> + u64 start_time);
>
> -void bio_start_io_acct_time(struct bio *bio, unsigned long start_time);
> -unsigned long bio_start_io_acct(struct bio *bio);
> -void bio_end_io_acct_remapped(struct bio *bio, unsigned long start_time,
> +void bio_start_io_acct_time(struct bio *bio, u64 start_time);
> +u64 bio_start_io_acct(struct bio *bio);
> +void bio_end_io_acct_remapped(struct bio *bio, u64 start_time,
> struct block_device *orig_bdev);
>
> /**
> @@ -1468,7 +1468,7 @@ void bio_end_io_acct_remapped(struct bio *bio, unsigned long start_time,
> * @bio: bio to end account for
> * @start_time: start time returned by bio_start_io_acct()
> */
> -static inline void bio_end_io_acct(struct bio *bio, unsigned long start_time)
> +static inline void bio_end_io_acct(struct bio *bio, u64 start_time)
> {
> return bio_end_io_acct_remapped(bio, start_time, bio->bi_bdev);
> }
> diff --git a/include/linux/part_stat.h b/include/linux/part_stat.h
> index abeba356bc3f..85c50235693c 100644
> --- a/include/linux/part_stat.h
> +++ b/include/linux/part_stat.h
> @@ -10,7 +10,7 @@ struct disk_stats {
> unsigned long sectors[NR_STAT_GROUPS];
> unsigned long ios[NR_STAT_GROUPS];
> unsigned long merges[NR_STAT_GROUPS];
> - unsigned long io_ticks;
> + u64 io_ticks;
> local_t in_flight[2];
> };
>
>
--
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^ permalink raw reply [flat|nested] 23+ messages in thread* Re: [Drbd-dev] [RFC] block: Change the granularity of io ticks from ms to ns
@ 2022-12-07 2:19 ` Yu Kuai
0 siblings, 0 replies; 23+ messages in thread
From: Yu Kuai @ 2022-12-07 2:19 UTC (permalink / raw)
To: Gulam Mohamed, linux-block, Ming Lei
Cc: nvdimm, linux-kernel, song, dm-devel, ira.weiny, agk, drbd-dev,
dave.jiang, vishal.l.verma, konrad.wilk, yukuai (C),
kent.overstreet, ngupta, kch, senozhatsky, snitzer, colyli,
linux-raid, linux-bcache, dan.j.williams, axboe, martin.petersen,
philipp.reisner, junxiao.bi, minchan, lars.ellenberg
Hi,
在 2022/12/07 2:15, Gulam Mohamed 写道:
> Use ktime to change the granularity of IO accounting in block layer from
> milli-seconds to nano-seconds to get the proper latency values for the
> devices whose latency is in micro-seconds. After changing the granularity
> to nano-seconds the iostat command, which was showing incorrect values for
> %util, is now showing correct values.
This patch didn't correct the counting of io_ticks, just make the
error accounting from jiffies(ms) to ns. The problem that util can be
smaller or larger still exist.
However, I think this change make sense consider that error margin is
much smaller, and performance overhead should be minimum.
Hi, Ming, how do you think?
>
> We did not work on the patch to drop the logic for
> STAT_PRECISE_TIMESTAMPS yet. Will do it if this patch is ok.
>
> The iostat command was run after starting the fio with following command
> on an NVME disk. For the same fio command, the iostat %util was showing
> ~100% for the disks whose latencies are in the range of microseconds.
> With the kernel changes (granularity to nano-seconds), the %util was
> showing correct values. Following are the details of the test and their
> output:
>
> fio command
> -----------
> [global]
> bs=128K
> iodepth=1
> direct=1
> ioengine=libaio
> group_reporting
> time_based
> runtime=90
> thinktime=1ms
> numjobs=1
> name=raw-write
> rw=randrw
> ignore_error=EIO:EIO
> [job1]
> filename=/dev/nvme0n1
>
> Correct values after kernel changes:
> ====================================
> iostat output
> -------------
> iostat -d /dev/nvme0n1 -x 1
>
> Device r_await w_await aqu-sz rareq-sz wareq-sz svctm %util
> nvme0n1 0.08 0.05 0.06 128.00 128.00 0.07 6.50
>
> Device r_await w_await aqu-sz rareq-sz wareq-sz svctm %util
> nvme0n1 0.08 0.06 0.06 128.00 128.00 0.07 6.30
>
> Device r_await w_await aqu-sz rareq-sz wareq-sz svctm %util
> nvme0n1 0.06 0.05 0.06 128.00 128.00 0.06 5.70
>
>>From fio
> --------
> Read Latency: clat (usec): min=32, max=2335, avg=79.54, stdev=29.95
> Write Latency: clat (usec): min=38, max=130, avg=57.76, stdev= 3.25
>
> Values before kernel changes
> ============================
> iostat output
> -------------
>
> iostat -d /dev/nvme0n1 -x 1
>
> Device r_await w_await aqu-sz rareq-sz wareq-sz svctm %util
> nvme0n1 0.08 0.06 0.06 128.00 128.00 1.07 97.70
>
> Device r_await w_await aqu-sz rareq-sz wareq-sz svctm %util
> nvme0n1 0.08 0.06 0.06 128.00 128.00 1.08 98.80
>
> Device r_await w_await aqu-sz rareq-sz wareq-sz svctm %util
> nvme0n1 0.08 0.05 0.06 128.00 128.00 1.06 97.20
>
>>From fio
> --------
> Read Latency: clat (usec): min=33, max=468, avg=79.56, stdev=28.04
> Write Latency: clat (usec): min=9, max=139, avg=57.10, stdev= 3.79
>
> Signed-off-by: Junxiao Bi <junxiao.bi@oracle.com>
> Signed-off-by: Gulam Mohamed <gulam.mohamed@oracle.com>
> ---
> block/blk-core.c | 26 +++++++++++++-------------
> block/blk-mq.c | 4 ++--
> block/blk.h | 2 +-
> block/genhd.c | 8 ++++----
> drivers/block/drbd/drbd_debugfs.c | 4 ++--
> drivers/block/drbd/drbd_int.h | 2 +-
> drivers/block/zram/zram_drv.c | 4 ++--
> drivers/md/bcache/request.c | 10 +++++-----
> drivers/md/dm-core.h | 2 +-
> drivers/md/dm.c | 8 ++++----
> drivers/md/md.h | 2 +-
> drivers/md/raid1.h | 2 +-
> drivers/md/raid10.h | 2 +-
> drivers/md/raid5.c | 2 +-
> drivers/nvdimm/btt.c | 2 +-
> drivers/nvdimm/pmem.c | 2 +-
> include/linux/blk_types.h | 2 +-
> include/linux/blkdev.h | 14 +++++++-------
> include/linux/part_stat.h | 2 +-
> 19 files changed, 50 insertions(+), 50 deletions(-)
>
> diff --git a/block/blk-core.c b/block/blk-core.c
> index 5487912befe8..069c29dad3e7 100644
> --- a/block/blk-core.c
> +++ b/block/blk-core.c
> @@ -912,12 +912,12 @@ int iocb_bio_iopoll(struct kiocb *kiocb, struct io_comp_batch *iob,
> }
> EXPORT_SYMBOL_GPL(iocb_bio_iopoll);
>
> -void update_io_ticks(struct block_device *part, unsigned long now, bool end)
> +void update_io_ticks(struct block_device *part, u64 now, bool end)
> {
> - unsigned long stamp;
> + u64 stamp;
> again:
> stamp = READ_ONCE(part->bd_stamp);
> - if (unlikely(time_after(now, stamp))) {
> + if (unlikely(time_after64(now, stamp))) {
> if (likely(try_cmpxchg(&part->bd_stamp, &stamp, now)))
> __part_stat_add(part, io_ticks, end ? now - stamp : 1);
> }
> @@ -927,9 +927,9 @@ void update_io_ticks(struct block_device *part, unsigned long now, bool end)
> }
> }
>
> -unsigned long bdev_start_io_acct(struct block_device *bdev,
> +u64 bdev_start_io_acct(struct block_device *bdev,
> unsigned int sectors, enum req_op op,
> - unsigned long start_time)
> + u64 start_time)
> {
> const int sgrp = op_stat_group(op);
>
> @@ -949,7 +949,7 @@ EXPORT_SYMBOL(bdev_start_io_acct);
> * @bio: bio to start account for
> * @start_time: start time that should be passed back to bio_end_io_acct().
> */
> -void bio_start_io_acct_time(struct bio *bio, unsigned long start_time)
> +void bio_start_io_acct_time(struct bio *bio, u64 start_time)
> {
> bdev_start_io_acct(bio->bi_bdev, bio_sectors(bio),
> bio_op(bio), start_time);
> @@ -962,29 +962,29 @@ EXPORT_SYMBOL_GPL(bio_start_io_acct_time);
> *
> * Returns the start time that should be passed back to bio_end_io_acct().
> */
> -unsigned long bio_start_io_acct(struct bio *bio)
> +u64 bio_start_io_acct(struct bio *bio)
> {
> return bdev_start_io_acct(bio->bi_bdev, bio_sectors(bio),
> - bio_op(bio), jiffies);
> + bio_op(bio), ktime_get_ns());
> }
> EXPORT_SYMBOL_GPL(bio_start_io_acct);
>
> void bdev_end_io_acct(struct block_device *bdev, enum req_op op,
> - unsigned long start_time)
> + u64 start_time)
> {
> const int sgrp = op_stat_group(op);
> - unsigned long now = READ_ONCE(jiffies);
> - unsigned long duration = now - start_time;
> + u64 now = ktime_get_ns();
> + u64 duration = now - start_time;
>
> part_stat_lock();
> update_io_ticks(bdev, now, true);
> - part_stat_add(bdev, nsecs[sgrp], jiffies_to_nsecs(duration));
> + part_stat_add(bdev, nsecs[sgrp], duration);
> part_stat_local_dec(bdev, in_flight[op_is_write(op)]);
> part_stat_unlock();
> }
> EXPORT_SYMBOL(bdev_end_io_acct);
>
> -void bio_end_io_acct_remapped(struct bio *bio, unsigned long start_time,
> +void bio_end_io_acct_remapped(struct bio *bio, u64 start_time,
> struct block_device *orig_bdev)
> {
> bdev_end_io_acct(orig_bdev, bio_op(bio), start_time);
> diff --git a/block/blk-mq.c b/block/blk-mq.c
> index 228a6696d835..45bc2fc3d4e7 100644
> --- a/block/blk-mq.c
> +++ b/block/blk-mq.c
> @@ -948,7 +948,7 @@ static void __blk_account_io_done(struct request *req, u64 now)
> const int sgrp = op_stat_group(req_op(req));
>
> part_stat_lock();
> - update_io_ticks(req->part, jiffies, true);
> + update_io_ticks(req->part, ktime_get_ns(), true);
> part_stat_inc(req->part, ios[sgrp]);
> part_stat_add(req->part, nsecs[sgrp], now - req->start_time_ns);
> part_stat_unlock();
> @@ -980,7 +980,7 @@ static void __blk_account_io_start(struct request *rq)
> rq->part = rq->q->disk->part0;
>
> part_stat_lock();
> - update_io_ticks(rq->part, jiffies, false);
> + update_io_ticks(rq->part, ktime_get_ns(), false);
> part_stat_unlock();
> }
>
> diff --git a/block/blk.h b/block/blk.h
> index a186ea20f39d..938607c9964a 100644
> --- a/block/blk.h
> +++ b/block/blk.h
> @@ -345,7 +345,7 @@ static inline bool blk_do_io_stat(struct request *rq)
> return (rq->rq_flags & RQF_IO_STAT) && !blk_rq_is_passthrough(rq);
> }
>
> -void update_io_ticks(struct block_device *part, unsigned long now, bool end);
> +void update_io_ticks(struct block_device *part, u64 now, bool end);
>
> static inline void req_set_nomerge(struct request_queue *q, struct request *req)
> {
> diff --git a/block/genhd.c b/block/genhd.c
> index 0f9769db2de8..0fb2a3dcbe9d 100644
> --- a/block/genhd.c
> +++ b/block/genhd.c
> @@ -956,7 +956,7 @@ ssize_t part_stat_show(struct device *dev,
>
> if (inflight) {
> part_stat_lock();
> - update_io_ticks(bdev, jiffies, true);
> + update_io_ticks(bdev, ktime_get_ns(), true);
> part_stat_unlock();
> }
> part_stat_read_all(bdev, &stat);
> @@ -976,7 +976,7 @@ ssize_t part_stat_show(struct device *dev,
> (unsigned long long)stat.sectors[STAT_WRITE],
> (unsigned int)div_u64(stat.nsecs[STAT_WRITE], NSEC_PER_MSEC),
> inflight,
> - jiffies_to_msecs(stat.io_ticks),
> + (unsigned int)div_u64(stat.io_ticks, NSEC_PER_MSEC),
> (unsigned int)div_u64(stat.nsecs[STAT_READ] +
> stat.nsecs[STAT_WRITE] +
> stat.nsecs[STAT_DISCARD] +
> @@ -1245,7 +1245,7 @@ static int diskstats_show(struct seq_file *seqf, void *v)
>
> if (inflight) {
> part_stat_lock();
> - update_io_ticks(hd, jiffies, true);
> + update_io_ticks(hd, ktime_get_ns(), true);
> part_stat_unlock();
> }
> part_stat_read_all(hd, &stat);
> @@ -1268,7 +1268,7 @@ static int diskstats_show(struct seq_file *seqf, void *v)
> (unsigned int)div_u64(stat.nsecs[STAT_WRITE],
> NSEC_PER_MSEC),
> inflight,
> - jiffies_to_msecs(stat.io_ticks),
> + (unsigned int)div_u64(stat.io_ticks, NSEC_PER_MSEC),
> (unsigned int)div_u64(stat.nsecs[STAT_READ] +
> stat.nsecs[STAT_WRITE] +
> stat.nsecs[STAT_DISCARD] +
> diff --git a/drivers/block/drbd/drbd_debugfs.c b/drivers/block/drbd/drbd_debugfs.c
> index b3b9cd5628fd..5359c04e658b 100644
> --- a/drivers/block/drbd/drbd_debugfs.c
> +++ b/drivers/block/drbd/drbd_debugfs.c
> @@ -105,7 +105,7 @@ static void seq_print_one_request(struct seq_file *m, struct drbd_request *req,
> (s & RQ_WRITE) ? "W" : "R");
>
> #define RQ_HDR_2 "\tstart\tin AL\tsubmit"
> - seq_printf(m, "\t%d", jiffies_to_msecs(now - req->start_jif));
> + seq_printf(m, "\t%d", jiffies_to_msecs(now - nsecs_to_jiffies(req->start_jif)));
> seq_print_age_or_dash(m, s & RQ_IN_ACT_LOG, now - req->in_actlog_jif);
> seq_print_age_or_dash(m, s & RQ_LOCAL_PENDING, now - req->pre_submit_jif);
>
> @@ -171,7 +171,7 @@ static void seq_print_waiting_for_AL(struct seq_file *m, struct drbd_resource *r
> /* if the oldest request does not wait for the activity log
> * it is not interesting for us here */
> if (req && !(req->rq_state & RQ_IN_ACT_LOG))
> - jif = req->start_jif;
> + jif = nsecs_to_jiffies(req->start_jif);
> else
> req = NULL;
> spin_unlock_irq(&device->resource->req_lock);
> diff --git a/drivers/block/drbd/drbd_int.h b/drivers/block/drbd/drbd_int.h
> index 4d661282ff41..1d605c47c592 100644
> --- a/drivers/block/drbd/drbd_int.h
> +++ b/drivers/block/drbd/drbd_int.h
> @@ -300,7 +300,7 @@ struct drbd_request {
> struct list_head req_pending_local;
>
> /* for generic IO accounting */
> - unsigned long start_jif;
> + u64 start_jif;
>
> /* for DRBD internal statistics */
>
> diff --git a/drivers/block/zram/zram_drv.c b/drivers/block/zram/zram_drv.c
> index 966aab902d19..5376b67b88c6 100644
> --- a/drivers/block/zram/zram_drv.c
> +++ b/drivers/block/zram/zram_drv.c
> @@ -1662,7 +1662,7 @@ static int zram_rw_page(struct block_device *bdev, sector_t sector,
> u32 index;
> struct zram *zram;
> struct bio_vec bv;
> - unsigned long start_time;
> + u64 start_time;
>
> if (PageTransHuge(page))
> return -ENOTSUPP;
> @@ -1682,7 +1682,7 @@ static int zram_rw_page(struct block_device *bdev, sector_t sector,
> bv.bv_offset = 0;
>
> start_time = bdev_start_io_acct(bdev->bd_disk->part0,
> - SECTORS_PER_PAGE, op, jiffies);
> + SECTORS_PER_PAGE, op, ktime_get_ns());
> ret = zram_bvec_rw(zram, &bv, index, offset, op, NULL);
> bdev_end_io_acct(bdev->bd_disk->part0, op, start_time);
> out:
> diff --git a/drivers/md/bcache/request.c b/drivers/md/bcache/request.c
> index 3427555b0cca..8798b1eb6d2d 100644
> --- a/drivers/md/bcache/request.c
> +++ b/drivers/md/bcache/request.c
> @@ -476,7 +476,7 @@ struct search {
> unsigned int cache_missed:1;
>
> struct block_device *orig_bdev;
> - unsigned long start_time;
> + u64 start_time;
>
> struct btree_op op;
> struct data_insert_op iop;
> @@ -714,7 +714,7 @@ static void search_free(struct closure *cl)
>
> static inline struct search *search_alloc(struct bio *bio,
> struct bcache_device *d, struct block_device *orig_bdev,
> - unsigned long start_time)
> + u64 start_time)
> {
> struct search *s;
>
> @@ -1065,7 +1065,7 @@ static void cached_dev_nodata(struct closure *cl)
>
> struct detached_dev_io_private {
> struct bcache_device *d;
> - unsigned long start_time;
> + u64 start_time;
> bio_end_io_t *bi_end_io;
> void *bi_private;
> struct block_device *orig_bdev;
> @@ -1094,7 +1094,7 @@ static void detached_dev_end_io(struct bio *bio)
> }
>
> static void detached_dev_do_request(struct bcache_device *d, struct bio *bio,
> - struct block_device *orig_bdev, unsigned long start_time)
> + struct block_device *orig_bdev, u64 start_time)
> {
> struct detached_dev_io_private *ddip;
> struct cached_dev *dc = container_of(d, struct cached_dev, disk);
> @@ -1173,7 +1173,7 @@ void cached_dev_submit_bio(struct bio *bio)
> struct block_device *orig_bdev = bio->bi_bdev;
> struct bcache_device *d = orig_bdev->bd_disk->private_data;
> struct cached_dev *dc = container_of(d, struct cached_dev, disk);
> - unsigned long start_time;
> + u64 start_time;
> int rw = bio_data_dir(bio);
>
> if (unlikely((d->c && test_bit(CACHE_SET_IO_DISABLE, &d->c->flags)) ||
> diff --git a/drivers/md/dm-core.h b/drivers/md/dm-core.h
> index 6c6bd24774f2..e620fd878b08 100644
> --- a/drivers/md/dm-core.h
> +++ b/drivers/md/dm-core.h
> @@ -284,7 +284,7 @@ struct dm_io {
> unsigned short magic;
> blk_short_t flags;
> spinlock_t lock;
> - unsigned long start_time;
> + u64 start_time;
> void *data;
> struct dm_io *next;
> struct dm_stats_aux stats_aux;
> diff --git a/drivers/md/dm.c b/drivers/md/dm.c
> index 95a1ee3d314e..dacd8eaadf73 100644
> --- a/drivers/md/dm.c
> +++ b/drivers/md/dm.c
> @@ -482,7 +482,7 @@ static int dm_blk_ioctl(struct block_device *bdev, fmode_t mode,
>
> u64 dm_start_time_ns_from_clone(struct bio *bio)
> {
> - return jiffies_to_nsecs(clone_to_tio(bio)->io->start_time);
> + return clone_to_tio(bio)->io->start_time;
> }
> EXPORT_SYMBOL_GPL(dm_start_time_ns_from_clone);
>
> @@ -494,7 +494,7 @@ static bool bio_is_flush_with_data(struct bio *bio)
> static void dm_io_acct(struct dm_io *io, bool end)
> {
> struct dm_stats_aux *stats_aux = &io->stats_aux;
> - unsigned long start_time = io->start_time;
> + u64 start_time = io->start_time;
> struct mapped_device *md = io->md;
> struct bio *bio = io->orig_bio;
> unsigned int sectors;
> @@ -527,7 +527,7 @@ static void dm_io_acct(struct dm_io *io, bool end)
>
> dm_stats_account_io(&md->stats, bio_data_dir(bio),
> sector, sectors,
> - end, start_time, stats_aux);
> + end, nsecs_to_jiffies(start_time), stats_aux);
> }
> }
>
> @@ -589,7 +589,7 @@ static struct dm_io *alloc_io(struct mapped_device *md, struct bio *bio)
> io->orig_bio = bio;
> io->md = md;
> spin_lock_init(&io->lock);
> - io->start_time = jiffies;
> + io->start_time = ktime_get_ns();
> io->flags = 0;
>
> if (static_branch_unlikely(&stats_enabled))
> diff --git a/drivers/md/md.h b/drivers/md/md.h
> index b4e2d8b87b61..f129e0ae59da 100644
> --- a/drivers/md/md.h
> +++ b/drivers/md/md.h
> @@ -711,7 +711,7 @@ struct md_thread {
>
> struct md_io_acct {
> struct bio *orig_bio;
> - unsigned long start_time;
> + u64 start_time;
> struct bio bio_clone;
> };
>
> diff --git a/drivers/md/raid1.h b/drivers/md/raid1.h
> index ebb6788820e7..0fb5a1148745 100644
> --- a/drivers/md/raid1.h
> +++ b/drivers/md/raid1.h
> @@ -157,7 +157,7 @@ struct r1bio {
> sector_t sector;
> int sectors;
> unsigned long state;
> - unsigned long start_time;
> + u64 start_time;
> struct mddev *mddev;
> /*
> * original bio going to /dev/mdx
> diff --git a/drivers/md/raid10.h b/drivers/md/raid10.h
> index 8c072ce0bc54..4cf3eec89bf3 100644
> --- a/drivers/md/raid10.h
> +++ b/drivers/md/raid10.h
> @@ -123,7 +123,7 @@ struct r10bio {
> sector_t sector; /* virtual sector number */
> int sectors;
> unsigned long state;
> - unsigned long start_time;
> + u64 start_time;
> struct mddev *mddev;
> /*
> * original bio going to /dev/mdx
> diff --git a/drivers/md/raid5.c b/drivers/md/raid5.c
> index 7b820b81d8c2..8f4364f4bda0 100644
> --- a/drivers/md/raid5.c
> +++ b/drivers/md/raid5.c
> @@ -5474,7 +5474,7 @@ static void raid5_align_endio(struct bio *bi)
> struct r5conf *conf;
> struct md_rdev *rdev;
> blk_status_t error = bi->bi_status;
> - unsigned long start_time = md_io_acct->start_time;
> + u64 start_time = md_io_acct->start_time;
>
> bio_put(bi);
>
> diff --git a/drivers/nvdimm/btt.c b/drivers/nvdimm/btt.c
> index 0297b7882e33..4d7ff7c3ad11 100644
> --- a/drivers/nvdimm/btt.c
> +++ b/drivers/nvdimm/btt.c
> @@ -1442,7 +1442,7 @@ static void btt_submit_bio(struct bio *bio)
> struct bio_integrity_payload *bip = bio_integrity(bio);
> struct btt *btt = bio->bi_bdev->bd_disk->private_data;
> struct bvec_iter iter;
> - unsigned long start;
> + u64 start;
> struct bio_vec bvec;
> int err = 0;
> bool do_acct;
> diff --git a/drivers/nvdimm/pmem.c b/drivers/nvdimm/pmem.c
> index 96e6e9a5f235..b5b7a709e1ab 100644
> --- a/drivers/nvdimm/pmem.c
> +++ b/drivers/nvdimm/pmem.c
> @@ -202,7 +202,7 @@ static void pmem_submit_bio(struct bio *bio)
> int ret = 0;
> blk_status_t rc = 0;
> bool do_acct;
> - unsigned long start;
> + u64 start;
> struct bio_vec bvec;
> struct bvec_iter iter;
> struct pmem_device *pmem = bio->bi_bdev->bd_disk->private_data;
> diff --git a/include/linux/blk_types.h b/include/linux/blk_types.h
> index e0b098089ef2..6ffa0ca80217 100644
> --- a/include/linux/blk_types.h
> +++ b/include/linux/blk_types.h
> @@ -41,7 +41,7 @@ struct block_device {
> sector_t bd_start_sect;
> sector_t bd_nr_sectors;
> struct disk_stats __percpu *bd_stats;
> - unsigned long bd_stamp;
> + u64 bd_stamp;
> bool bd_read_only; /* read-only policy */
> dev_t bd_dev;
> atomic_t bd_openers;
> diff --git a/include/linux/blkdev.h b/include/linux/blkdev.h
> index 891f8cbcd043..0ecfc1ffd4a5 100644
> --- a/include/linux/blkdev.h
> +++ b/include/linux/blkdev.h
> @@ -1452,15 +1452,15 @@ static inline void blk_wake_io_task(struct task_struct *waiter)
> wake_up_process(waiter);
> }
>
> -unsigned long bdev_start_io_acct(struct block_device *bdev,
> +u64 bdev_start_io_acct(struct block_device *bdev,
> unsigned int sectors, enum req_op op,
> - unsigned long start_time);
> + u64 start_time);
> void bdev_end_io_acct(struct block_device *bdev, enum req_op op,
> - unsigned long start_time);
> + u64 start_time);
>
> -void bio_start_io_acct_time(struct bio *bio, unsigned long start_time);
> -unsigned long bio_start_io_acct(struct bio *bio);
> -void bio_end_io_acct_remapped(struct bio *bio, unsigned long start_time,
> +void bio_start_io_acct_time(struct bio *bio, u64 start_time);
> +u64 bio_start_io_acct(struct bio *bio);
> +void bio_end_io_acct_remapped(struct bio *bio, u64 start_time,
> struct block_device *orig_bdev);
>
> /**
> @@ -1468,7 +1468,7 @@ void bio_end_io_acct_remapped(struct bio *bio, unsigned long start_time,
> * @bio: bio to end account for
> * @start_time: start time returned by bio_start_io_acct()
> */
> -static inline void bio_end_io_acct(struct bio *bio, unsigned long start_time)
> +static inline void bio_end_io_acct(struct bio *bio, u64 start_time)
> {
> return bio_end_io_acct_remapped(bio, start_time, bio->bi_bdev);
> }
> diff --git a/include/linux/part_stat.h b/include/linux/part_stat.h
> index abeba356bc3f..85c50235693c 100644
> --- a/include/linux/part_stat.h
> +++ b/include/linux/part_stat.h
> @@ -10,7 +10,7 @@ struct disk_stats {
> unsigned long sectors[NR_STAT_GROUPS];
> unsigned long ios[NR_STAT_GROUPS];
> unsigned long merges[NR_STAT_GROUPS];
> - unsigned long io_ticks;
> + u64 io_ticks;
> local_t in_flight[2];
> };
>
>
^ permalink raw reply [flat|nested] 23+ messages in thread* Re: [RFC] block: Change the granularity of io ticks from ms to ns
@ 2022-12-07 2:19 ` Yu Kuai
0 siblings, 0 replies; 23+ messages in thread
From: Yu Kuai @ 2022-12-07 2:19 UTC (permalink / raw)
To: Gulam Mohamed, linux-block, Ming Lei
Cc: axboe, philipp.reisner, lars.ellenberg, christoph.boehmwalder,
minchan, ngupta, senozhatsky, colyli, kent.overstreet, agk,
snitzer, dm-devel, song, dan.j.williams, vishal.l.verma,
dave.jiang, ira.weiny, junxiao.bi, martin.petersen, kch, drbd-dev,
linux-kernel, linux-bcache, linux-raid, nvdimm, konrad.wilk,
yukuai (C)
Hi,
在 2022/12/07 2:15, Gulam Mohamed 写道:
> Use ktime to change the granularity of IO accounting in block layer from
> milli-seconds to nano-seconds to get the proper latency values for the
> devices whose latency is in micro-seconds. After changing the granularity
> to nano-seconds the iostat command, which was showing incorrect values for
> %util, is now showing correct values.
This patch didn't correct the counting of io_ticks, just make the
error accounting from jiffies(ms) to ns. The problem that util can be
smaller or larger still exist.
However, I think this change make sense consider that error margin is
much smaller, and performance overhead should be minimum.
Hi, Ming, how do you think?
>
> We did not work on the patch to drop the logic for
> STAT_PRECISE_TIMESTAMPS yet. Will do it if this patch is ok.
>
> The iostat command was run after starting the fio with following command
> on an NVME disk. For the same fio command, the iostat %util was showing
> ~100% for the disks whose latencies are in the range of microseconds.
> With the kernel changes (granularity to nano-seconds), the %util was
> showing correct values. Following are the details of the test and their
> output:
>
> fio command
> -----------
> [global]
> bs=128K
> iodepth=1
> direct=1
> ioengine=libaio
> group_reporting
> time_based
> runtime=90
> thinktime=1ms
> numjobs=1
> name=raw-write
> rw=randrw
> ignore_error=EIO:EIO
> [job1]
> filename=/dev/nvme0n1
>
> Correct values after kernel changes:
> ====================================
> iostat output
> -------------
> iostat -d /dev/nvme0n1 -x 1
>
> Device r_await w_await aqu-sz rareq-sz wareq-sz svctm %util
> nvme0n1 0.08 0.05 0.06 128.00 128.00 0.07 6.50
>
> Device r_await w_await aqu-sz rareq-sz wareq-sz svctm %util
> nvme0n1 0.08 0.06 0.06 128.00 128.00 0.07 6.30
>
> Device r_await w_await aqu-sz rareq-sz wareq-sz svctm %util
> nvme0n1 0.06 0.05 0.06 128.00 128.00 0.06 5.70
>
>>From fio
> --------
> Read Latency: clat (usec): min=32, max=2335, avg=79.54, stdev=29.95
> Write Latency: clat (usec): min=38, max=130, avg=57.76, stdev= 3.25
>
> Values before kernel changes
> ============================
> iostat output
> -------------
>
> iostat -d /dev/nvme0n1 -x 1
>
> Device r_await w_await aqu-sz rareq-sz wareq-sz svctm %util
> nvme0n1 0.08 0.06 0.06 128.00 128.00 1.07 97.70
>
> Device r_await w_await aqu-sz rareq-sz wareq-sz svctm %util
> nvme0n1 0.08 0.06 0.06 128.00 128.00 1.08 98.80
>
> Device r_await w_await aqu-sz rareq-sz wareq-sz svctm %util
> nvme0n1 0.08 0.05 0.06 128.00 128.00 1.06 97.20
>
>>From fio
> --------
> Read Latency: clat (usec): min=33, max=468, avg=79.56, stdev=28.04
> Write Latency: clat (usec): min=9, max=139, avg=57.10, stdev= 3.79
>
> Signed-off-by: Junxiao Bi <junxiao.bi@oracle.com>
> Signed-off-by: Gulam Mohamed <gulam.mohamed@oracle.com>
> ---
> block/blk-core.c | 26 +++++++++++++-------------
> block/blk-mq.c | 4 ++--
> block/blk.h | 2 +-
> block/genhd.c | 8 ++++----
> drivers/block/drbd/drbd_debugfs.c | 4 ++--
> drivers/block/drbd/drbd_int.h | 2 +-
> drivers/block/zram/zram_drv.c | 4 ++--
> drivers/md/bcache/request.c | 10 +++++-----
> drivers/md/dm-core.h | 2 +-
> drivers/md/dm.c | 8 ++++----
> drivers/md/md.h | 2 +-
> drivers/md/raid1.h | 2 +-
> drivers/md/raid10.h | 2 +-
> drivers/md/raid5.c | 2 +-
> drivers/nvdimm/btt.c | 2 +-
> drivers/nvdimm/pmem.c | 2 +-
> include/linux/blk_types.h | 2 +-
> include/linux/blkdev.h | 14 +++++++-------
> include/linux/part_stat.h | 2 +-
> 19 files changed, 50 insertions(+), 50 deletions(-)
>
> diff --git a/block/blk-core.c b/block/blk-core.c
> index 5487912befe8..069c29dad3e7 100644
> --- a/block/blk-core.c
> +++ b/block/blk-core.c
> @@ -912,12 +912,12 @@ int iocb_bio_iopoll(struct kiocb *kiocb, struct io_comp_batch *iob,
> }
> EXPORT_SYMBOL_GPL(iocb_bio_iopoll);
>
> -void update_io_ticks(struct block_device *part, unsigned long now, bool end)
> +void update_io_ticks(struct block_device *part, u64 now, bool end)
> {
> - unsigned long stamp;
> + u64 stamp;
> again:
> stamp = READ_ONCE(part->bd_stamp);
> - if (unlikely(time_after(now, stamp))) {
> + if (unlikely(time_after64(now, stamp))) {
> if (likely(try_cmpxchg(&part->bd_stamp, &stamp, now)))
> __part_stat_add(part, io_ticks, end ? now - stamp : 1);
> }
> @@ -927,9 +927,9 @@ void update_io_ticks(struct block_device *part, unsigned long now, bool end)
> }
> }
>
> -unsigned long bdev_start_io_acct(struct block_device *bdev,
> +u64 bdev_start_io_acct(struct block_device *bdev,
> unsigned int sectors, enum req_op op,
> - unsigned long start_time)
> + u64 start_time)
> {
> const int sgrp = op_stat_group(op);
>
> @@ -949,7 +949,7 @@ EXPORT_SYMBOL(bdev_start_io_acct);
> * @bio: bio to start account for
> * @start_time: start time that should be passed back to bio_end_io_acct().
> */
> -void bio_start_io_acct_time(struct bio *bio, unsigned long start_time)
> +void bio_start_io_acct_time(struct bio *bio, u64 start_time)
> {
> bdev_start_io_acct(bio->bi_bdev, bio_sectors(bio),
> bio_op(bio), start_time);
> @@ -962,29 +962,29 @@ EXPORT_SYMBOL_GPL(bio_start_io_acct_time);
> *
> * Returns the start time that should be passed back to bio_end_io_acct().
> */
> -unsigned long bio_start_io_acct(struct bio *bio)
> +u64 bio_start_io_acct(struct bio *bio)
> {
> return bdev_start_io_acct(bio->bi_bdev, bio_sectors(bio),
> - bio_op(bio), jiffies);
> + bio_op(bio), ktime_get_ns());
> }
> EXPORT_SYMBOL_GPL(bio_start_io_acct);
>
> void bdev_end_io_acct(struct block_device *bdev, enum req_op op,
> - unsigned long start_time)
> + u64 start_time)
> {
> const int sgrp = op_stat_group(op);
> - unsigned long now = READ_ONCE(jiffies);
> - unsigned long duration = now - start_time;
> + u64 now = ktime_get_ns();
> + u64 duration = now - start_time;
>
> part_stat_lock();
> update_io_ticks(bdev, now, true);
> - part_stat_add(bdev, nsecs[sgrp], jiffies_to_nsecs(duration));
> + part_stat_add(bdev, nsecs[sgrp], duration);
> part_stat_local_dec(bdev, in_flight[op_is_write(op)]);
> part_stat_unlock();
> }
> EXPORT_SYMBOL(bdev_end_io_acct);
>
> -void bio_end_io_acct_remapped(struct bio *bio, unsigned long start_time,
> +void bio_end_io_acct_remapped(struct bio *bio, u64 start_time,
> struct block_device *orig_bdev)
> {
> bdev_end_io_acct(orig_bdev, bio_op(bio), start_time);
> diff --git a/block/blk-mq.c b/block/blk-mq.c
> index 228a6696d835..45bc2fc3d4e7 100644
> --- a/block/blk-mq.c
> +++ b/block/blk-mq.c
> @@ -948,7 +948,7 @@ static void __blk_account_io_done(struct request *req, u64 now)
> const int sgrp = op_stat_group(req_op(req));
>
> part_stat_lock();
> - update_io_ticks(req->part, jiffies, true);
> + update_io_ticks(req->part, ktime_get_ns(), true);
> part_stat_inc(req->part, ios[sgrp]);
> part_stat_add(req->part, nsecs[sgrp], now - req->start_time_ns);
> part_stat_unlock();
> @@ -980,7 +980,7 @@ static void __blk_account_io_start(struct request *rq)
> rq->part = rq->q->disk->part0;
>
> part_stat_lock();
> - update_io_ticks(rq->part, jiffies, false);
> + update_io_ticks(rq->part, ktime_get_ns(), false);
> part_stat_unlock();
> }
>
> diff --git a/block/blk.h b/block/blk.h
> index a186ea20f39d..938607c9964a 100644
> --- a/block/blk.h
> +++ b/block/blk.h
> @@ -345,7 +345,7 @@ static inline bool blk_do_io_stat(struct request *rq)
> return (rq->rq_flags & RQF_IO_STAT) && !blk_rq_is_passthrough(rq);
> }
>
> -void update_io_ticks(struct block_device *part, unsigned long now, bool end);
> +void update_io_ticks(struct block_device *part, u64 now, bool end);
>
> static inline void req_set_nomerge(struct request_queue *q, struct request *req)
> {
> diff --git a/block/genhd.c b/block/genhd.c
> index 0f9769db2de8..0fb2a3dcbe9d 100644
> --- a/block/genhd.c
> +++ b/block/genhd.c
> @@ -956,7 +956,7 @@ ssize_t part_stat_show(struct device *dev,
>
> if (inflight) {
> part_stat_lock();
> - update_io_ticks(bdev, jiffies, true);
> + update_io_ticks(bdev, ktime_get_ns(), true);
> part_stat_unlock();
> }
> part_stat_read_all(bdev, &stat);
> @@ -976,7 +976,7 @@ ssize_t part_stat_show(struct device *dev,
> (unsigned long long)stat.sectors[STAT_WRITE],
> (unsigned int)div_u64(stat.nsecs[STAT_WRITE], NSEC_PER_MSEC),
> inflight,
> - jiffies_to_msecs(stat.io_ticks),
> + (unsigned int)div_u64(stat.io_ticks, NSEC_PER_MSEC),
> (unsigned int)div_u64(stat.nsecs[STAT_READ] +
> stat.nsecs[STAT_WRITE] +
> stat.nsecs[STAT_DISCARD] +
> @@ -1245,7 +1245,7 @@ static int diskstats_show(struct seq_file *seqf, void *v)
>
> if (inflight) {
> part_stat_lock();
> - update_io_ticks(hd, jiffies, true);
> + update_io_ticks(hd, ktime_get_ns(), true);
> part_stat_unlock();
> }
> part_stat_read_all(hd, &stat);
> @@ -1268,7 +1268,7 @@ static int diskstats_show(struct seq_file *seqf, void *v)
> (unsigned int)div_u64(stat.nsecs[STAT_WRITE],
> NSEC_PER_MSEC),
> inflight,
> - jiffies_to_msecs(stat.io_ticks),
> + (unsigned int)div_u64(stat.io_ticks, NSEC_PER_MSEC),
> (unsigned int)div_u64(stat.nsecs[STAT_READ] +
> stat.nsecs[STAT_WRITE] +
> stat.nsecs[STAT_DISCARD] +
> diff --git a/drivers/block/drbd/drbd_debugfs.c b/drivers/block/drbd/drbd_debugfs.c
> index b3b9cd5628fd..5359c04e658b 100644
> --- a/drivers/block/drbd/drbd_debugfs.c
> +++ b/drivers/block/drbd/drbd_debugfs.c
> @@ -105,7 +105,7 @@ static void seq_print_one_request(struct seq_file *m, struct drbd_request *req,
> (s & RQ_WRITE) ? "W" : "R");
>
> #define RQ_HDR_2 "\tstart\tin AL\tsubmit"
> - seq_printf(m, "\t%d", jiffies_to_msecs(now - req->start_jif));
> + seq_printf(m, "\t%d", jiffies_to_msecs(now - nsecs_to_jiffies(req->start_jif)));
> seq_print_age_or_dash(m, s & RQ_IN_ACT_LOG, now - req->in_actlog_jif);
> seq_print_age_or_dash(m, s & RQ_LOCAL_PENDING, now - req->pre_submit_jif);
>
> @@ -171,7 +171,7 @@ static void seq_print_waiting_for_AL(struct seq_file *m, struct drbd_resource *r
> /* if the oldest request does not wait for the activity log
> * it is not interesting for us here */
> if (req && !(req->rq_state & RQ_IN_ACT_LOG))
> - jif = req->start_jif;
> + jif = nsecs_to_jiffies(req->start_jif);
> else
> req = NULL;
> spin_unlock_irq(&device->resource->req_lock);
> diff --git a/drivers/block/drbd/drbd_int.h b/drivers/block/drbd/drbd_int.h
> index 4d661282ff41..1d605c47c592 100644
> --- a/drivers/block/drbd/drbd_int.h
> +++ b/drivers/block/drbd/drbd_int.h
> @@ -300,7 +300,7 @@ struct drbd_request {
> struct list_head req_pending_local;
>
> /* for generic IO accounting */
> - unsigned long start_jif;
> + u64 start_jif;
>
> /* for DRBD internal statistics */
>
> diff --git a/drivers/block/zram/zram_drv.c b/drivers/block/zram/zram_drv.c
> index 966aab902d19..5376b67b88c6 100644
> --- a/drivers/block/zram/zram_drv.c
> +++ b/drivers/block/zram/zram_drv.c
> @@ -1662,7 +1662,7 @@ static int zram_rw_page(struct block_device *bdev, sector_t sector,
> u32 index;
> struct zram *zram;
> struct bio_vec bv;
> - unsigned long start_time;
> + u64 start_time;
>
> if (PageTransHuge(page))
> return -ENOTSUPP;
> @@ -1682,7 +1682,7 @@ static int zram_rw_page(struct block_device *bdev, sector_t sector,
> bv.bv_offset = 0;
>
> start_time = bdev_start_io_acct(bdev->bd_disk->part0,
> - SECTORS_PER_PAGE, op, jiffies);
> + SECTORS_PER_PAGE, op, ktime_get_ns());
> ret = zram_bvec_rw(zram, &bv, index, offset, op, NULL);
> bdev_end_io_acct(bdev->bd_disk->part0, op, start_time);
> out:
> diff --git a/drivers/md/bcache/request.c b/drivers/md/bcache/request.c
> index 3427555b0cca..8798b1eb6d2d 100644
> --- a/drivers/md/bcache/request.c
> +++ b/drivers/md/bcache/request.c
> @@ -476,7 +476,7 @@ struct search {
> unsigned int cache_missed:1;
>
> struct block_device *orig_bdev;
> - unsigned long start_time;
> + u64 start_time;
>
> struct btree_op op;
> struct data_insert_op iop;
> @@ -714,7 +714,7 @@ static void search_free(struct closure *cl)
>
> static inline struct search *search_alloc(struct bio *bio,
> struct bcache_device *d, struct block_device *orig_bdev,
> - unsigned long start_time)
> + u64 start_time)
> {
> struct search *s;
>
> @@ -1065,7 +1065,7 @@ static void cached_dev_nodata(struct closure *cl)
>
> struct detached_dev_io_private {
> struct bcache_device *d;
> - unsigned long start_time;
> + u64 start_time;
> bio_end_io_t *bi_end_io;
> void *bi_private;
> struct block_device *orig_bdev;
> @@ -1094,7 +1094,7 @@ static void detached_dev_end_io(struct bio *bio)
> }
>
> static void detached_dev_do_request(struct bcache_device *d, struct bio *bio,
> - struct block_device *orig_bdev, unsigned long start_time)
> + struct block_device *orig_bdev, u64 start_time)
> {
> struct detached_dev_io_private *ddip;
> struct cached_dev *dc = container_of(d, struct cached_dev, disk);
> @@ -1173,7 +1173,7 @@ void cached_dev_submit_bio(struct bio *bio)
> struct block_device *orig_bdev = bio->bi_bdev;
> struct bcache_device *d = orig_bdev->bd_disk->private_data;
> struct cached_dev *dc = container_of(d, struct cached_dev, disk);
> - unsigned long start_time;
> + u64 start_time;
> int rw = bio_data_dir(bio);
>
> if (unlikely((d->c && test_bit(CACHE_SET_IO_DISABLE, &d->c->flags)) ||
> diff --git a/drivers/md/dm-core.h b/drivers/md/dm-core.h
> index 6c6bd24774f2..e620fd878b08 100644
> --- a/drivers/md/dm-core.h
> +++ b/drivers/md/dm-core.h
> @@ -284,7 +284,7 @@ struct dm_io {
> unsigned short magic;
> blk_short_t flags;
> spinlock_t lock;
> - unsigned long start_time;
> + u64 start_time;
> void *data;
> struct dm_io *next;
> struct dm_stats_aux stats_aux;
> diff --git a/drivers/md/dm.c b/drivers/md/dm.c
> index 95a1ee3d314e..dacd8eaadf73 100644
> --- a/drivers/md/dm.c
> +++ b/drivers/md/dm.c
> @@ -482,7 +482,7 @@ static int dm_blk_ioctl(struct block_device *bdev, fmode_t mode,
>
> u64 dm_start_time_ns_from_clone(struct bio *bio)
> {
> - return jiffies_to_nsecs(clone_to_tio(bio)->io->start_time);
> + return clone_to_tio(bio)->io->start_time;
> }
> EXPORT_SYMBOL_GPL(dm_start_time_ns_from_clone);
>
> @@ -494,7 +494,7 @@ static bool bio_is_flush_with_data(struct bio *bio)
> static void dm_io_acct(struct dm_io *io, bool end)
> {
> struct dm_stats_aux *stats_aux = &io->stats_aux;
> - unsigned long start_time = io->start_time;
> + u64 start_time = io->start_time;
> struct mapped_device *md = io->md;
> struct bio *bio = io->orig_bio;
> unsigned int sectors;
> @@ -527,7 +527,7 @@ static void dm_io_acct(struct dm_io *io, bool end)
>
> dm_stats_account_io(&md->stats, bio_data_dir(bio),
> sector, sectors,
> - end, start_time, stats_aux);
> + end, nsecs_to_jiffies(start_time), stats_aux);
> }
> }
>
> @@ -589,7 +589,7 @@ static struct dm_io *alloc_io(struct mapped_device *md, struct bio *bio)
> io->orig_bio = bio;
> io->md = md;
> spin_lock_init(&io->lock);
> - io->start_time = jiffies;
> + io->start_time = ktime_get_ns();
> io->flags = 0;
>
> if (static_branch_unlikely(&stats_enabled))
> diff --git a/drivers/md/md.h b/drivers/md/md.h
> index b4e2d8b87b61..f129e0ae59da 100644
> --- a/drivers/md/md.h
> +++ b/drivers/md/md.h
> @@ -711,7 +711,7 @@ struct md_thread {
>
> struct md_io_acct {
> struct bio *orig_bio;
> - unsigned long start_time;
> + u64 start_time;
> struct bio bio_clone;
> };
>
> diff --git a/drivers/md/raid1.h b/drivers/md/raid1.h
> index ebb6788820e7..0fb5a1148745 100644
> --- a/drivers/md/raid1.h
> +++ b/drivers/md/raid1.h
> @@ -157,7 +157,7 @@ struct r1bio {
> sector_t sector;
> int sectors;
> unsigned long state;
> - unsigned long start_time;
> + u64 start_time;
> struct mddev *mddev;
> /*
> * original bio going to /dev/mdx
> diff --git a/drivers/md/raid10.h b/drivers/md/raid10.h
> index 8c072ce0bc54..4cf3eec89bf3 100644
> --- a/drivers/md/raid10.h
> +++ b/drivers/md/raid10.h
> @@ -123,7 +123,7 @@ struct r10bio {
> sector_t sector; /* virtual sector number */
> int sectors;
> unsigned long state;
> - unsigned long start_time;
> + u64 start_time;
> struct mddev *mddev;
> /*
> * original bio going to /dev/mdx
> diff --git a/drivers/md/raid5.c b/drivers/md/raid5.c
> index 7b820b81d8c2..8f4364f4bda0 100644
> --- a/drivers/md/raid5.c
> +++ b/drivers/md/raid5.c
> @@ -5474,7 +5474,7 @@ static void raid5_align_endio(struct bio *bi)
> struct r5conf *conf;
> struct md_rdev *rdev;
> blk_status_t error = bi->bi_status;
> - unsigned long start_time = md_io_acct->start_time;
> + u64 start_time = md_io_acct->start_time;
>
> bio_put(bi);
>
> diff --git a/drivers/nvdimm/btt.c b/drivers/nvdimm/btt.c
> index 0297b7882e33..4d7ff7c3ad11 100644
> --- a/drivers/nvdimm/btt.c
> +++ b/drivers/nvdimm/btt.c
> @@ -1442,7 +1442,7 @@ static void btt_submit_bio(struct bio *bio)
> struct bio_integrity_payload *bip = bio_integrity(bio);
> struct btt *btt = bio->bi_bdev->bd_disk->private_data;
> struct bvec_iter iter;
> - unsigned long start;
> + u64 start;
> struct bio_vec bvec;
> int err = 0;
> bool do_acct;
> diff --git a/drivers/nvdimm/pmem.c b/drivers/nvdimm/pmem.c
> index 96e6e9a5f235..b5b7a709e1ab 100644
> --- a/drivers/nvdimm/pmem.c
> +++ b/drivers/nvdimm/pmem.c
> @@ -202,7 +202,7 @@ static void pmem_submit_bio(struct bio *bio)
> int ret = 0;
> blk_status_t rc = 0;
> bool do_acct;
> - unsigned long start;
> + u64 start;
> struct bio_vec bvec;
> struct bvec_iter iter;
> struct pmem_device *pmem = bio->bi_bdev->bd_disk->private_data;
> diff --git a/include/linux/blk_types.h b/include/linux/blk_types.h
> index e0b098089ef2..6ffa0ca80217 100644
> --- a/include/linux/blk_types.h
> +++ b/include/linux/blk_types.h
> @@ -41,7 +41,7 @@ struct block_device {
> sector_t bd_start_sect;
> sector_t bd_nr_sectors;
> struct disk_stats __percpu *bd_stats;
> - unsigned long bd_stamp;
> + u64 bd_stamp;
> bool bd_read_only; /* read-only policy */
> dev_t bd_dev;
> atomic_t bd_openers;
> diff --git a/include/linux/blkdev.h b/include/linux/blkdev.h
> index 891f8cbcd043..0ecfc1ffd4a5 100644
> --- a/include/linux/blkdev.h
> +++ b/include/linux/blkdev.h
> @@ -1452,15 +1452,15 @@ static inline void blk_wake_io_task(struct task_struct *waiter)
> wake_up_process(waiter);
> }
>
> -unsigned long bdev_start_io_acct(struct block_device *bdev,
> +u64 bdev_start_io_acct(struct block_device *bdev,
> unsigned int sectors, enum req_op op,
> - unsigned long start_time);
> + u64 start_time);
> void bdev_end_io_acct(struct block_device *bdev, enum req_op op,
> - unsigned long start_time);
> + u64 start_time);
>
> -void bio_start_io_acct_time(struct bio *bio, unsigned long start_time);
> -unsigned long bio_start_io_acct(struct bio *bio);
> -void bio_end_io_acct_remapped(struct bio *bio, unsigned long start_time,
> +void bio_start_io_acct_time(struct bio *bio, u64 start_time);
> +u64 bio_start_io_acct(struct bio *bio);
> +void bio_end_io_acct_remapped(struct bio *bio, u64 start_time,
> struct block_device *orig_bdev);
>
> /**
> @@ -1468,7 +1468,7 @@ void bio_end_io_acct_remapped(struct bio *bio, unsigned long start_time,
> * @bio: bio to end account for
> * @start_time: start time returned by bio_start_io_acct()
> */
> -static inline void bio_end_io_acct(struct bio *bio, unsigned long start_time)
> +static inline void bio_end_io_acct(struct bio *bio, u64 start_time)
> {
> return bio_end_io_acct_remapped(bio, start_time, bio->bi_bdev);
> }
> diff --git a/include/linux/part_stat.h b/include/linux/part_stat.h
> index abeba356bc3f..85c50235693c 100644
> --- a/include/linux/part_stat.h
> +++ b/include/linux/part_stat.h
> @@ -10,7 +10,7 @@ struct disk_stats {
> unsigned long sectors[NR_STAT_GROUPS];
> unsigned long ios[NR_STAT_GROUPS];
> unsigned long merges[NR_STAT_GROUPS];
> - unsigned long io_ticks;
> + u64 io_ticks;
> local_t in_flight[2];
> };
>
>
^ permalink raw reply [flat|nested] 23+ messages in thread* Re: [dm-devel] [RFC] block: Change the granularity of io ticks from ms to ns
2022-12-07 2:19 ` Yu Kuai
(?)
@ 2022-12-07 3:15 ` Ming Lei
-1 siblings, 0 replies; 23+ messages in thread
From: Ming Lei @ 2022-12-07 3:15 UTC (permalink / raw)
To: Yu Kuai
Cc: nvdimm, linux-kernel, song, dm-devel, ira.weiny, agk, drbd-dev,
dave.jiang, christoph.boehmwalder, vishal.l.verma, konrad.wilk,
yukuai (C), kent.overstreet, ngupta, kch, senozhatsky,
Gulam Mohamed, snitzer, colyli, linux-block, linux-bcache,
dan.j.williams, axboe, linux-raid, martin.petersen,
philipp.reisner, junxiao.bi, minchan, lars.ellenberg
On Wed, Dec 07, 2022 at 10:19:08AM +0800, Yu Kuai wrote:
> Hi,
>
> 在 2022/12/07 2:15, Gulam Mohamed 写道:
> > Use ktime to change the granularity of IO accounting in block layer from
> > milli-seconds to nano-seconds to get the proper latency values for the
> > devices whose latency is in micro-seconds. After changing the granularity
> > to nano-seconds the iostat command, which was showing incorrect values for
> > %util, is now showing correct values.
>
> This patch didn't correct the counting of io_ticks, just make the
> error accounting from jiffies(ms) to ns. The problem that util can be
> smaller or larger still exist.
Agree.
>
> However, I think this change make sense consider that error margin is
> much smaller, and performance overhead should be minimum.
>
> Hi, Ming, how do you think?
I remembered that ktime_get() has non-negligible overhead, is there any
test data(iops/cpu utilization) when running fio or t/io_uring on
null_blk with this patch?
Thanks,
Ming
--
dm-devel mailing list
dm-devel@redhat.com
https://listman.redhat.com/mailman/listinfo/dm-devel
^ permalink raw reply [flat|nested] 23+ messages in thread
* Re: [Drbd-dev] [RFC] block: Change the granularity of io ticks from ms to ns
@ 2022-12-07 3:15 ` Ming Lei
0 siblings, 0 replies; 23+ messages in thread
From: Ming Lei @ 2022-12-07 3:15 UTC (permalink / raw)
To: Yu Kuai
Cc: nvdimm, linux-kernel, song, dm-devel, ira.weiny, agk, drbd-dev,
dave.jiang, vishal.l.verma, konrad.wilk, yukuai (C),
kent.overstreet, ngupta, kch, senozhatsky, Gulam Mohamed, snitzer,
colyli, linux-block, linux-bcache, dan.j.williams, axboe,
linux-raid, martin.petersen, philipp.reisner, junxiao.bi, minchan,
lars.ellenberg
On Wed, Dec 07, 2022 at 10:19:08AM +0800, Yu Kuai wrote:
> Hi,
>
> 在 2022/12/07 2:15, Gulam Mohamed 写道:
> > Use ktime to change the granularity of IO accounting in block layer from
> > milli-seconds to nano-seconds to get the proper latency values for the
> > devices whose latency is in micro-seconds. After changing the granularity
> > to nano-seconds the iostat command, which was showing incorrect values for
> > %util, is now showing correct values.
>
> This patch didn't correct the counting of io_ticks, just make the
> error accounting from jiffies(ms) to ns. The problem that util can be
> smaller or larger still exist.
Agree.
>
> However, I think this change make sense consider that error margin is
> much smaller, and performance overhead should be minimum.
>
> Hi, Ming, how do you think?
I remembered that ktime_get() has non-negligible overhead, is there any
test data(iops/cpu utilization) when running fio or t/io_uring on
null_blk with this patch?
Thanks,
Ming
^ permalink raw reply [flat|nested] 23+ messages in thread
* Re: [RFC] block: Change the granularity of io ticks from ms to ns
@ 2022-12-07 3:15 ` Ming Lei
0 siblings, 0 replies; 23+ messages in thread
From: Ming Lei @ 2022-12-07 3:15 UTC (permalink / raw)
To: Yu Kuai
Cc: Gulam Mohamed, linux-block, axboe, philipp.reisner,
lars.ellenberg, christoph.boehmwalder, minchan, ngupta,
senozhatsky, colyli, kent.overstreet, agk, snitzer, dm-devel,
song, dan.j.williams, vishal.l.verma, dave.jiang, ira.weiny,
junxiao.bi, martin.petersen, kch, drbd-dev, linux-kernel,
linux-bcache, linux-raid, nvdimm, konrad.wilk, yukuai (C)
On Wed, Dec 07, 2022 at 10:19:08AM +0800, Yu Kuai wrote:
> Hi,
>
> 在 2022/12/07 2:15, Gulam Mohamed 写道:
> > Use ktime to change the granularity of IO accounting in block layer from
> > milli-seconds to nano-seconds to get the proper latency values for the
> > devices whose latency is in micro-seconds. After changing the granularity
> > to nano-seconds the iostat command, which was showing incorrect values for
> > %util, is now showing correct values.
>
> This patch didn't correct the counting of io_ticks, just make the
> error accounting from jiffies(ms) to ns. The problem that util can be
> smaller or larger still exist.
Agree.
>
> However, I think this change make sense consider that error margin is
> much smaller, and performance overhead should be minimum.
>
> Hi, Ming, how do you think?
I remembered that ktime_get() has non-negligible overhead, is there any
test data(iops/cpu utilization) when running fio or t/io_uring on
null_blk with this patch?
Thanks,
Ming
^ permalink raw reply [flat|nested] 23+ messages in thread
* Re: [dm-devel] [RFC] block: Change the granularity of io ticks from ms to ns
2022-12-07 3:15 ` Ming Lei
(?)
@ 2022-12-07 13:09 ` Yu Kuai
-1 siblings, 0 replies; 23+ messages in thread
From: Yu Kuai @ 2022-12-07 13:09 UTC (permalink / raw)
To: Ming Lei, Yu Kuai
Cc: nvdimm, linux-kernel, song, dm-devel, ira.weiny, agk, drbd-dev,
dave.jiang, christoph.boehmwalder, vishal.l.verma, konrad.wilk,
yukuai (C), kent.overstreet, ngupta, kch, senozhatsky,
Gulam Mohamed, snitzer, colyli, linux-block, linux-bcache,
dan.j.williams, axboe, linux-raid, martin.petersen,
philipp.reisner, junxiao.bi, minchan, lars.ellenberg
Hi,
在 2022/12/07 11:15, Ming Lei 写道:
> On Wed, Dec 07, 2022 at 10:19:08AM +0800, Yu Kuai wrote:
>> Hi,
>>
>> 在 2022/12/07 2:15, Gulam Mohamed 写道:
>>> Use ktime to change the granularity of IO accounting in block layer from
>>> milli-seconds to nano-seconds to get the proper latency values for the
>>> devices whose latency is in micro-seconds. After changing the granularity
>>> to nano-seconds the iostat command, which was showing incorrect values for
>>> %util, is now showing correct values.
>>
>> This patch didn't correct the counting of io_ticks, just make the
>> error accounting from jiffies(ms) to ns. The problem that util can be
>> smaller or larger still exist.
>
> Agree.
>
>>
>> However, I think this change make sense consider that error margin is
>> much smaller, and performance overhead should be minimum.
>>
>> Hi, Ming, how do you think?
>
> I remembered that ktime_get() has non-negligible overhead, is there any
> test data(iops/cpu utilization) when running fio or t/io_uring on
> null_blk with this patch?
Yes, testing with null_blk is necessary, we don't want any performance
regression.
BTW, I thought it's fine because it's already used for tracking io
latency.
>
>
> Thanks,
> Ming
>
>
> .
>
--
dm-devel mailing list
dm-devel@redhat.com
https://listman.redhat.com/mailman/listinfo/dm-devel
^ permalink raw reply [flat|nested] 23+ messages in thread
* Re: [Drbd-dev] [RFC] block: Change the granularity of io ticks from ms to ns
@ 2022-12-07 13:09 ` Yu Kuai
0 siblings, 0 replies; 23+ messages in thread
From: Yu Kuai @ 2022-12-07 13:09 UTC (permalink / raw)
To: Ming Lei, Yu Kuai
Cc: nvdimm, linux-kernel, song, dm-devel, ira.weiny, agk, drbd-dev,
dave.jiang, vishal.l.verma, konrad.wilk, yukuai (C),
kent.overstreet, ngupta, kch, senozhatsky, Gulam Mohamed, snitzer,
colyli, linux-block, linux-bcache, dan.j.williams, axboe,
linux-raid, martin.petersen, philipp.reisner, junxiao.bi, minchan,
lars.ellenberg
Hi,
在 2022/12/07 11:15, Ming Lei 写道:
> On Wed, Dec 07, 2022 at 10:19:08AM +0800, Yu Kuai wrote:
>> Hi,
>>
>> 在 2022/12/07 2:15, Gulam Mohamed 写道:
>>> Use ktime to change the granularity of IO accounting in block layer from
>>> milli-seconds to nano-seconds to get the proper latency values for the
>>> devices whose latency is in micro-seconds. After changing the granularity
>>> to nano-seconds the iostat command, which was showing incorrect values for
>>> %util, is now showing correct values.
>>
>> This patch didn't correct the counting of io_ticks, just make the
>> error accounting from jiffies(ms) to ns. The problem that util can be
>> smaller or larger still exist.
>
> Agree.
>
>>
>> However, I think this change make sense consider that error margin is
>> much smaller, and performance overhead should be minimum.
>>
>> Hi, Ming, how do you think?
>
> I remembered that ktime_get() has non-negligible overhead, is there any
> test data(iops/cpu utilization) when running fio or t/io_uring on
> null_blk with this patch?
Yes, testing with null_blk is necessary, we don't want any performance
regression.
BTW, I thought it's fine because it's already used for tracking io
latency.
>
>
> Thanks,
> Ming
>
>
> .
>
^ permalink raw reply [flat|nested] 23+ messages in thread
* Re: [RFC] block: Change the granularity of io ticks from ms to ns
@ 2022-12-07 13:09 ` Yu Kuai
0 siblings, 0 replies; 23+ messages in thread
From: Yu Kuai @ 2022-12-07 13:09 UTC (permalink / raw)
To: Ming Lei, Yu Kuai
Cc: Gulam Mohamed, linux-block, axboe, philipp.reisner,
lars.ellenberg, christoph.boehmwalder, minchan, ngupta,
senozhatsky, colyli, kent.overstreet, agk, snitzer, dm-devel,
song, dan.j.williams, vishal.l.verma, dave.jiang, ira.weiny,
junxiao.bi, martin.petersen, kch, drbd-dev, linux-kernel,
linux-bcache, linux-raid, nvdimm, konrad.wilk, yukuai (C)
Hi,
在 2022/12/07 11:15, Ming Lei 写道:
> On Wed, Dec 07, 2022 at 10:19:08AM +0800, Yu Kuai wrote:
>> Hi,
>>
>> 在 2022/12/07 2:15, Gulam Mohamed 写道:
>>> Use ktime to change the granularity of IO accounting in block layer from
>>> milli-seconds to nano-seconds to get the proper latency values for the
>>> devices whose latency is in micro-seconds. After changing the granularity
>>> to nano-seconds the iostat command, which was showing incorrect values for
>>> %util, is now showing correct values.
>>
>> This patch didn't correct the counting of io_ticks, just make the
>> error accounting from jiffies(ms) to ns. The problem that util can be
>> smaller or larger still exist.
>
> Agree.
>
>>
>> However, I think this change make sense consider that error margin is
>> much smaller, and performance overhead should be minimum.
>>
>> Hi, Ming, how do you think?
>
> I remembered that ktime_get() has non-negligible overhead, is there any
> test data(iops/cpu utilization) when running fio or t/io_uring on
> null_blk with this patch?
Yes, testing with null_blk is necessary, we don't want any performance
regression.
BTW, I thought it's fine because it's already used for tracking io
latency.
>
>
> Thanks,
> Ming
>
>
> .
>
^ permalink raw reply [flat|nested] 23+ messages in thread
* Re: [dm-devel] [RFC] block: Change the granularity of io ticks from ms to ns
2022-12-07 13:09 ` Yu Kuai
(?)
@ 2022-12-07 17:22 ` Jens Axboe
-1 siblings, 0 replies; 23+ messages in thread
From: Jens Axboe @ 2022-12-07 17:22 UTC (permalink / raw)
To: Yu Kuai, Ming Lei
Cc: nvdimm, linux-kernel, song, dm-devel, ira.weiny, agk, drbd-dev,
dave.jiang, christoph.boehmwalder, vishal.l.verma, konrad.wilk,
yukuai (C), kent.overstreet, ngupta, kch, senozhatsky,
Gulam Mohamed, snitzer, colyli, linux-block, linux-bcache,
dan.j.williams, linux-raid, martin.petersen, philipp.reisner,
junxiao.bi, minchan, lars.ellenberg
On 12/7/22 6:09 AM, Yu Kuai wrote:
> Hi,
>
> 在 2022/12/07 11:15, Ming Lei 写道:
>> On Wed, Dec 07, 2022 at 10:19:08AM +0800, Yu Kuai wrote:
>>> Hi,
>>>
>>> 在 2022/12/07 2:15, Gulam Mohamed 写道:
>>>> Use ktime to change the granularity of IO accounting in block layer from
>>>> milli-seconds to nano-seconds to get the proper latency values for the
>>>> devices whose latency is in micro-seconds. After changing the granularity
>>>> to nano-seconds the iostat command, which was showing incorrect values for
>>>> %util, is now showing correct values.
>>>
>>> This patch didn't correct the counting of io_ticks, just make the
>>> error accounting from jiffies(ms) to ns. The problem that util can be
>>> smaller or larger still exist.
>>
>> Agree.
>>
>>>
>>> However, I think this change make sense consider that error margin is
>>> much smaller, and performance overhead should be minimum.
>>>
>>> Hi, Ming, how do you think?
>>
>> I remembered that ktime_get() has non-negligible overhead, is there any
>> test data(iops/cpu utilization) when running fio or t/io_uring on
>> null_blk with this patch?
>
> Yes, testing with null_blk is necessary, we don't want any performance
> regression.
null_blk is fine as a substitute, but I'd much rather run this on my
test bench with actual IO and devices.
> BTW, I thought it's fine because it's already used for tracking io
> latency.
Reading a nsec timestamp is a LOT more expensive than reading jiffies,
which is essentially free. If you look at the amount of work that's
gone into minimizing ktime_get() for the fast path in the IO stack,
then that's a testament to that.
So that's a very bad assumption, and definitely wrong.
--
Jens Axboe
--
dm-devel mailing list
dm-devel@redhat.com
https://listman.redhat.com/mailman/listinfo/dm-devel
^ permalink raw reply [flat|nested] 23+ messages in thread
* Re: [Drbd-dev] [RFC] block: Change the granularity of io ticks from ms to ns
@ 2022-12-07 17:22 ` Jens Axboe
0 siblings, 0 replies; 23+ messages in thread
From: Jens Axboe @ 2022-12-07 17:22 UTC (permalink / raw)
To: Yu Kuai, Ming Lei
Cc: nvdimm, linux-kernel, song, dm-devel, ira.weiny, agk, drbd-dev,
dave.jiang, vishal.l.verma, konrad.wilk, yukuai (C),
kent.overstreet, ngupta, kch, senozhatsky, Gulam Mohamed, snitzer,
colyli, linux-block, linux-bcache, dan.j.williams, linux-raid,
martin.petersen, philipp.reisner, junxiao.bi, minchan,
lars.ellenberg
On 12/7/22 6:09 AM, Yu Kuai wrote:
> Hi,
>
> 在 2022/12/07 11:15, Ming Lei 写道:
>> On Wed, Dec 07, 2022 at 10:19:08AM +0800, Yu Kuai wrote:
>>> Hi,
>>>
>>> 在 2022/12/07 2:15, Gulam Mohamed 写道:
>>>> Use ktime to change the granularity of IO accounting in block layer from
>>>> milli-seconds to nano-seconds to get the proper latency values for the
>>>> devices whose latency is in micro-seconds. After changing the granularity
>>>> to nano-seconds the iostat command, which was showing incorrect values for
>>>> %util, is now showing correct values.
>>>
>>> This patch didn't correct the counting of io_ticks, just make the
>>> error accounting from jiffies(ms) to ns. The problem that util can be
>>> smaller or larger still exist.
>>
>> Agree.
>>
>>>
>>> However, I think this change make sense consider that error margin is
>>> much smaller, and performance overhead should be minimum.
>>>
>>> Hi, Ming, how do you think?
>>
>> I remembered that ktime_get() has non-negligible overhead, is there any
>> test data(iops/cpu utilization) when running fio or t/io_uring on
>> null_blk with this patch?
>
> Yes, testing with null_blk is necessary, we don't want any performance
> regression.
null_blk is fine as a substitute, but I'd much rather run this on my
test bench with actual IO and devices.
> BTW, I thought it's fine because it's already used for tracking io
> latency.
Reading a nsec timestamp is a LOT more expensive than reading jiffies,
which is essentially free. If you look at the amount of work that's
gone into minimizing ktime_get() for the fast path in the IO stack,
then that's a testament to that.
So that's a very bad assumption, and definitely wrong.
--
Jens Axboe
^ permalink raw reply [flat|nested] 23+ messages in thread
* Re: [RFC] block: Change the granularity of io ticks from ms to ns
@ 2022-12-07 17:22 ` Jens Axboe
0 siblings, 0 replies; 23+ messages in thread
From: Jens Axboe @ 2022-12-07 17:22 UTC (permalink / raw)
To: Yu Kuai, Ming Lei
Cc: Gulam Mohamed, linux-block, philipp.reisner, lars.ellenberg,
christoph.boehmwalder, minchan, ngupta, senozhatsky, colyli,
kent.overstreet, agk, snitzer, dm-devel, song, dan.j.williams,
vishal.l.verma, dave.jiang, ira.weiny, junxiao.bi,
martin.petersen, kch, drbd-dev, linux-kernel, linux-bcache,
linux-raid, nvdimm, konrad.wilk, yukuai (C)
On 12/7/22 6:09 AM, Yu Kuai wrote:
> Hi,
>
> 在 2022/12/07 11:15, Ming Lei 写道:
>> On Wed, Dec 07, 2022 at 10:19:08AM +0800, Yu Kuai wrote:
>>> Hi,
>>>
>>> 在 2022/12/07 2:15, Gulam Mohamed 写道:
>>>> Use ktime to change the granularity of IO accounting in block layer from
>>>> milli-seconds to nano-seconds to get the proper latency values for the
>>>> devices whose latency is in micro-seconds. After changing the granularity
>>>> to nano-seconds the iostat command, which was showing incorrect values for
>>>> %util, is now showing correct values.
>>>
>>> This patch didn't correct the counting of io_ticks, just make the
>>> error accounting from jiffies(ms) to ns. The problem that util can be
>>> smaller or larger still exist.
>>
>> Agree.
>>
>>>
>>> However, I think this change make sense consider that error margin is
>>> much smaller, and performance overhead should be minimum.
>>>
>>> Hi, Ming, how do you think?
>>
>> I remembered that ktime_get() has non-negligible overhead, is there any
>> test data(iops/cpu utilization) when running fio or t/io_uring on
>> null_blk with this patch?
>
> Yes, testing with null_blk is necessary, we don't want any performance
> regression.
null_blk is fine as a substitute, but I'd much rather run this on my
test bench with actual IO and devices.
> BTW, I thought it's fine because it's already used for tracking io
> latency.
Reading a nsec timestamp is a LOT more expensive than reading jiffies,
which is essentially free. If you look at the amount of work that's
gone into minimizing ktime_get() for the fast path in the IO stack,
then that's a testament to that.
So that's a very bad assumption, and definitely wrong.
--
Jens Axboe
^ permalink raw reply [flat|nested] 23+ messages in thread
* Re: [RFC] block: Change the granularity of io ticks from ms to ns
2022-12-06 18:15 ` Gulam Mohamed
` (4 preceding siblings ...)
(?)
@ 2022-12-07 5:55 ` kernel test robot
-1 siblings, 0 replies; 23+ messages in thread
From: kernel test robot @ 2022-12-07 5:55 UTC (permalink / raw)
To: Gulam Mohamed; +Cc: oe-kbuild-all
[-- Attachment #1: Type: text/plain, Size: 5221 bytes --]
Hi Gulam,
[FYI, it's a private test report for your RFC patch.]
[auto build test ERROR on device-mapper-dm/for-next]
[also build test ERROR on linus/master v6.1-rc8]
[cannot apply to axboe-block/for-next song-md/md-next next-20221207]
[If your patch is applied to the wrong git tree, kindly drop us a note.
And when submitting patch, we suggest to use '--base' as documented in
https://git-scm.com/docs/git-format-patch#_base_tree_information]
url: https://github.com/intel-lab-lkp/linux/commits/Gulam-Mohamed/block-Change-the-granularity-of-io-ticks-from-ms-to-ns/20221207-021732
base: https://git.kernel.org/pub/scm/linux/kernel/git/device-mapper/linux-dm.git for-next
patch link: https://lore.kernel.org/r/20221206181536.13333-1-gulam.mohamed%40oracle.com
patch subject: [RFC] block: Change the granularity of io ticks from ms to ns
config: microblaze-buildonly-randconfig-r006-20221206
compiler: microblaze-linux-gcc (GCC) 12.1.0
reproduce (this is a W=1 build):
wget https://raw.githubusercontent.com/intel/lkp-tests/master/sbin/make.cross -O ~/bin/make.cross
chmod +x ~/bin/make.cross
# https://github.com/intel-lab-lkp/linux/commit/317177bd9c45961836e65a3c291bd51a1d81a260
git remote add linux-review https://github.com/intel-lab-lkp/linux
git fetch --no-tags linux-review Gulam-Mohamed/block-Change-the-granularity-of-io-ticks-from-ms-to-ns/20221207-021732
git checkout 317177bd9c45961836e65a3c291bd51a1d81a260
# save the config file
mkdir build_dir && cp config build_dir/.config
COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-12.1.0 make.cross W=1 O=build_dir ARCH=microblaze SHELL=/bin/bash
If you fix the issue, kindly add following tag where applicable
| Reported-by: kernel test robot <lkp@intel.com>
All errors (new ones prefixed by >>):
microblaze-linux-ld: block/blk-core.o: in function `__generic_cmpxchg_local':
>> include/asm-generic/cmpxchg-local.h:24: undefined reference to `wrong_size_cmpxchg'
vim +24 include/asm-generic/cmpxchg-local.h
068fbad288a2c1 Mathieu Desnoyers 2008-02-07 7
aa93685afbefa0 Behan Webster 2012-11-20 8 extern unsigned long wrong_size_cmpxchg(volatile void *ptr)
aa93685afbefa0 Behan Webster 2012-11-20 9 __noreturn;
068fbad288a2c1 Mathieu Desnoyers 2008-02-07 10
068fbad288a2c1 Mathieu Desnoyers 2008-02-07 11 /*
068fbad288a2c1 Mathieu Desnoyers 2008-02-07 12 * Generic version of __cmpxchg_local (disables interrupts). Takes an unsigned
068fbad288a2c1 Mathieu Desnoyers 2008-02-07 13 * long parameter, supporting various types of architectures.
068fbad288a2c1 Mathieu Desnoyers 2008-02-07 14 */
6988631bdfddce Mark Rutland 2021-05-25 15 static inline unsigned long __generic_cmpxchg_local(volatile void *ptr,
068fbad288a2c1 Mathieu Desnoyers 2008-02-07 16 unsigned long old, unsigned long new, int size)
068fbad288a2c1 Mathieu Desnoyers 2008-02-07 17 {
068fbad288a2c1 Mathieu Desnoyers 2008-02-07 18 unsigned long flags, prev;
068fbad288a2c1 Mathieu Desnoyers 2008-02-07 19
068fbad288a2c1 Mathieu Desnoyers 2008-02-07 20 /*
068fbad288a2c1 Mathieu Desnoyers 2008-02-07 21 * Sanity checking, compile-time.
068fbad288a2c1 Mathieu Desnoyers 2008-02-07 22 */
068fbad288a2c1 Mathieu Desnoyers 2008-02-07 23 if (size == 8 && sizeof(unsigned long) != 8)
068fbad288a2c1 Mathieu Desnoyers 2008-02-07 @24 wrong_size_cmpxchg(ptr);
068fbad288a2c1 Mathieu Desnoyers 2008-02-07 25
5042afe7fe3239 Ingo Molnar 2009-07-03 26 raw_local_irq_save(flags);
068fbad288a2c1 Mathieu Desnoyers 2008-02-07 27 switch (size) {
068fbad288a2c1 Mathieu Desnoyers 2008-02-07 28 case 1: prev = *(u8 *)ptr;
068fbad288a2c1 Mathieu Desnoyers 2008-02-07 29 if (prev == old)
068fbad288a2c1 Mathieu Desnoyers 2008-02-07 30 *(u8 *)ptr = (u8)new;
068fbad288a2c1 Mathieu Desnoyers 2008-02-07 31 break;
068fbad288a2c1 Mathieu Desnoyers 2008-02-07 32 case 2: prev = *(u16 *)ptr;
068fbad288a2c1 Mathieu Desnoyers 2008-02-07 33 if (prev == old)
068fbad288a2c1 Mathieu Desnoyers 2008-02-07 34 *(u16 *)ptr = (u16)new;
068fbad288a2c1 Mathieu Desnoyers 2008-02-07 35 break;
068fbad288a2c1 Mathieu Desnoyers 2008-02-07 36 case 4: prev = *(u32 *)ptr;
068fbad288a2c1 Mathieu Desnoyers 2008-02-07 37 if (prev == old)
068fbad288a2c1 Mathieu Desnoyers 2008-02-07 38 *(u32 *)ptr = (u32)new;
068fbad288a2c1 Mathieu Desnoyers 2008-02-07 39 break;
068fbad288a2c1 Mathieu Desnoyers 2008-02-07 40 case 8: prev = *(u64 *)ptr;
068fbad288a2c1 Mathieu Desnoyers 2008-02-07 41 if (prev == old)
068fbad288a2c1 Mathieu Desnoyers 2008-02-07 42 *(u64 *)ptr = (u64)new;
068fbad288a2c1 Mathieu Desnoyers 2008-02-07 43 break;
068fbad288a2c1 Mathieu Desnoyers 2008-02-07 44 default:
068fbad288a2c1 Mathieu Desnoyers 2008-02-07 45 wrong_size_cmpxchg(ptr);
068fbad288a2c1 Mathieu Desnoyers 2008-02-07 46 }
5042afe7fe3239 Ingo Molnar 2009-07-03 47 raw_local_irq_restore(flags);
068fbad288a2c1 Mathieu Desnoyers 2008-02-07 48 return prev;
068fbad288a2c1 Mathieu Desnoyers 2008-02-07 49 }
068fbad288a2c1 Mathieu Desnoyers 2008-02-07 50
--
0-DAY CI Kernel Test Service
https://01.org/lkp
[-- Attachment #2: config --]
[-- Type: text/plain, Size: 134709 bytes --]
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CONFIG_BUILDTIME_TABLE_SORT=y
#
# General setup
#
CONFIG_BROKEN_ON_SMP=y
CONFIG_INIT_ENV_ARG_LIMIT=32
CONFIG_COMPILE_TEST=y
# CONFIG_WERROR is not set
CONFIG_LOCALVERSION=""
CONFIG_BUILD_SALT=""
CONFIG_DEFAULT_INIT=""
CONFIG_DEFAULT_HOSTNAME="(none)"
CONFIG_SYSVIPC=y
# CONFIG_WATCH_QUEUE is not set
CONFIG_CROSS_MEMORY_ATTACH=y
CONFIG_USELIB=y
#
# IRQ subsystem
#
CONFIG_GENERIC_IRQ_PROBE=y
CONFIG_GENERIC_IRQ_SHOW=y
CONFIG_GENERIC_IRQ_INJECTION=y
CONFIG_GENERIC_IRQ_CHIP=y
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CONFIG_SPARSE_IRQ=y
CONFIG_GENERIC_IRQ_DEBUGFS=y
# end of IRQ subsystem
CONFIG_GENERIC_IRQ_MULTI_HANDLER=y
CONFIG_GENERIC_CLOCKEVENTS=y
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CONFIG_CONTEXT_TRACKING_IDLE=y
#
# Timers subsystem
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# CONFIG_NO_HZ_IDLE is not set
CONFIG_NO_HZ=y
# CONFIG_HIGH_RES_TIMERS is not set
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# CONFIG_FORCE_TASKS_RCU is not set
CONFIG_TASKS_RCU=y
# CONFIG_FORCE_TASKS_RUDE_RCU is not set
# CONFIG_FORCE_TASKS_TRACE_RCU is not set
CONFIG_RCU_STALL_COMMON=y
CONFIG_RCU_NEED_SEGCBLIST=y
CONFIG_RCU_FANOUT=32
CONFIG_RCU_FANOUT_LEAF=16
# CONFIG_RCU_BOOST is not set
# CONFIG_RCU_NOCB_CPU is not set
# end of RCU Subsystem
CONFIG_IKCONFIG=m
# CONFIG_IKHEADERS is not set
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#
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CONFIG_SIGNALFD=y
CONFIG_TIMERFD=y
CONFIG_EVENTFD=y
CONFIG_SHMEM=y
CONFIG_AIO=y
CONFIG_IO_URING=y
# CONFIG_ADVISE_SYSCALLS is not set
# CONFIG_MEMBARRIER is not set
CONFIG_KALLSYMS=y
CONFIG_KALLSYMS_ALL=y
CONFIG_KALLSYMS_BASE_RELATIVE=y
# CONFIG_KCMP is not set
# CONFIG_EMBEDDED is not set
# CONFIG_PC104 is not set
#
# Kernel Performance Events And Counters
#
# end of Kernel Performance Events And Counters
CONFIG_SYSTEM_DATA_VERIFICATION=y
CONFIG_PROFILING=y
CONFIG_TRACEPOINTS=y
# end of General setup
CONFIG_MICROBLAZE=y
# CONFIG_CPU_BIG_ENDIAN is not set
CONFIG_CPU_LITTLE_ENDIAN=y
CONFIG_GENERIC_HWEIGHT=y
CONFIG_GENERIC_CALIBRATE_DELAY=y
CONFIG_GENERIC_CSUM=y
CONFIG_STACKTRACE_SUPPORT=y
CONFIG_LOCKDEP_SUPPORT=y
#
# Platform options
#
# CONFIG_OPT_LIB_FUNCTION is not set
#
# Definitions for MICROBLAZE0
#
CONFIG_KERNEL_BASE_ADDR=0x90000000
CONFIG_XILINX_MICROBLAZE0_FAMILY="virtex5"
CONFIG_XILINX_MICROBLAZE0_USE_MSR_INSTR=0
CONFIG_XILINX_MICROBLAZE0_USE_PCMP_INSTR=0
CONFIG_XILINX_MICROBLAZE0_USE_BARREL=0
CONFIG_XILINX_MICROBLAZE0_USE_DIV=0
CONFIG_XILINX_MICROBLAZE0_USE_HW_MUL=0
CONFIG_XILINX_MICROBLAZE0_USE_FPU=0
CONFIG_XILINX_MICROBLAZE0_HW_VER="7.10.d"
# end of Platform options
#
# Processor type and features
#
# CONFIG_HZ_100 is not set
# CONFIG_HZ_250 is not set
# CONFIG_HZ_300 is not set
CONFIG_HZ_1000=y
CONFIG_HZ=1000
CONFIG_MMU=y
#
# Boot options
#
# CONFIG_CMDLINE_BOOL is not set
# end of Processor type and features
#
# Kernel features
#
CONFIG_NR_CPUS=1
CONFIG_ADVANCED_OPTIONS=y
# CONFIG_HIGHMEM is not set
CONFIG_LOWMEM_SIZE_BOOL=y
CONFIG_LOWMEM_SIZE=0x30000000
CONFIG_MANUAL_RESET_VECTOR=0x0
# CONFIG_KERNEL_START_BOOL is not set
CONFIG_KERNEL_START=0xc0000000
# CONFIG_TASK_SIZE_BOOL is not set
CONFIG_TASK_SIZE=0x80000000
# CONFIG_MB_MANAGER is not set
# end of Kernel features
#
# Bus Options
#
# end of Bus Options
#
# General architecture-dependent options
#
CONFIG_TRACE_IRQFLAGS_SUPPORT=y
CONFIG_HAVE_DMA_CONTIGUOUS=y
CONFIG_GENERIC_IDLE_POLL_SETUP=y
CONFIG_ARCH_32BIT_OFF_T=y
CONFIG_MMU_GATHER_NO_RANGE=y
CONFIG_MMU_GATHER_MERGE_VMAS=y
CONFIG_ARCH_WANT_IPC_PARSE_VERSION=y
CONFIG_HAVE_ARCH_SECCOMP=y
CONFIG_SECCOMP=y
CONFIG_LTO_NONE=y
CONFIG_MODULES_USE_ELF_RELA=y
CONFIG_PGTABLE_LEVELS=2
CONFIG_PAGE_SIZE_LESS_THAN_64KB=y
CONFIG_PAGE_SIZE_LESS_THAN_256KB=y
CONFIG_HAVE_ARCH_HASH=y
CONFIG_CLONE_BACKWARDS3=y
CONFIG_COMPAT_32BIT_TIME=y
CONFIG_CPU_NO_EFFICIENT_FFS=y
CONFIG_LOCK_EVENT_COUNTS=y
#
# GCOV-based kernel profiling
#
CONFIG_GCOV_KERNEL=y
CONFIG_ARCH_HAS_GCOV_PROFILE_ALL=y
# end of GCOV-based kernel profiling
# end of General architecture-dependent options
CONFIG_RT_MUTEXES=y
CONFIG_BASE_SMALL=1
CONFIG_MODULE_SIG_FORMAT=y
CONFIG_MODULES=y
# CONFIG_MODULE_FORCE_LOAD is not set
# CONFIG_MODULE_UNLOAD is not set
# CONFIG_MODVERSIONS is not set
# CONFIG_MODULE_SRCVERSION_ALL is not set
CONFIG_MODULE_SIG=y
CONFIG_MODULE_SIG_FORCE=y
# CONFIG_MODULE_SIG_ALL is not set
#
# Do not forget to sign required modules with scripts/sign-file
#
# CONFIG_MODULE_SIG_SHA1 is not set
# CONFIG_MODULE_SIG_SHA224 is not set
# CONFIG_MODULE_SIG_SHA256 is not set
CONFIG_MODULE_SIG_SHA384=y
# CONFIG_MODULE_SIG_SHA512 is not set
CONFIG_MODULE_SIG_HASH="sha384"
CONFIG_MODULE_COMPRESS_NONE=y
# CONFIG_MODULE_COMPRESS_GZIP is not set
# CONFIG_MODULE_COMPRESS_XZ is not set
# CONFIG_MODULE_COMPRESS_ZSTD is not set
CONFIG_MODULE_ALLOW_MISSING_NAMESPACE_IMPORTS=y
CONFIG_MODPROBE_PATH="/sbin/modprobe"
CONFIG_MODULES_TREE_LOOKUP=y
CONFIG_BLOCK=y
CONFIG_BLOCK_LEGACY_AUTOLOAD=y
CONFIG_BLK_DEV_BSG_COMMON=y
CONFIG_BLK_ICQ=y
CONFIG_BLK_DEV_BSGLIB=y
# CONFIG_BLK_DEV_INTEGRITY is not set
# CONFIG_BLK_DEV_ZONED is not set
CONFIG_BLK_WBT=y
# CONFIG_BLK_WBT_MQ is not set
# CONFIG_BLK_DEBUG_FS is not set
# CONFIG_BLK_SED_OPAL is not set
# CONFIG_BLK_INLINE_ENCRYPTION is not set
#
# Partition Types
#
CONFIG_PARTITION_ADVANCED=y
CONFIG_ACORN_PARTITION=y
CONFIG_ACORN_PARTITION_CUMANA=y
CONFIG_ACORN_PARTITION_EESOX=y
CONFIG_ACORN_PARTITION_ICS=y
# CONFIG_ACORN_PARTITION_ADFS is not set
CONFIG_ACORN_PARTITION_POWERTEC=y
# CONFIG_ACORN_PARTITION_RISCIX is not set
CONFIG_AIX_PARTITION=y
CONFIG_OSF_PARTITION=y
# CONFIG_AMIGA_PARTITION is not set
CONFIG_ATARI_PARTITION=y
CONFIG_MAC_PARTITION=y
# CONFIG_MSDOS_PARTITION is not set
# CONFIG_LDM_PARTITION is not set
CONFIG_SGI_PARTITION=y
CONFIG_ULTRIX_PARTITION=y
CONFIG_SUN_PARTITION=y
CONFIG_KARMA_PARTITION=y
CONFIG_EFI_PARTITION=y
CONFIG_SYSV68_PARTITION=y
CONFIG_CMDLINE_PARTITION=y
# end of Partition Types
CONFIG_BLK_MQ_VIRTIO=y
#
# IO Schedulers
#
CONFIG_MQ_IOSCHED_DEADLINE=m
# CONFIG_MQ_IOSCHED_KYBER is not set
CONFIG_IOSCHED_BFQ=m
# end of IO Schedulers
CONFIG_ASN1=y
CONFIG_UNINLINE_SPIN_UNLOCK=y
#
# Executable file formats
#
# CONFIG_BINFMT_ELF is not set
CONFIG_BINFMT_SCRIPT=y
CONFIG_BINFMT_MISC=m
# CONFIG_COREDUMP is not set
# end of Executable file formats
#
# Memory Management options
#
CONFIG_ARCH_NO_SWAP=y
CONFIG_ZSMALLOC=y
CONFIG_ZSMALLOC_STAT=y
#
# SLAB allocator options
#
# CONFIG_SLAB is not set
# CONFIG_SLUB is not set
CONFIG_SLOB=y
# end of SLAB allocator options
CONFIG_SHUFFLE_PAGE_ALLOCATOR=y
CONFIG_COMPAT_BRK=y
CONFIG_FLATMEM=y
CONFIG_EXCLUSIVE_SYSTEM_RAM=y
CONFIG_SPLIT_PTLOCK_CPUS=4
CONFIG_MEMORY_BALLOON=y
# CONFIG_COMPACTION is not set
CONFIG_PAGE_REPORTING=y
# CONFIG_KSM is not set
CONFIG_DEFAULT_MMAP_MIN_ADDR=4096
CONFIG_NEED_PER_CPU_KM=y
# CONFIG_CMA is not set
CONFIG_PAGE_IDLE_FLAG=y
CONFIG_IDLE_PAGE_TRACKING=y
CONFIG_ZONE_DMA=y
# CONFIG_VM_EVENT_COUNTERS is not set
# CONFIG_PERCPU_STATS is not set
# CONFIG_GUP_TEST is not set
CONFIG_USERFAULTFD=y
# CONFIG_LRU_GEN is not set
#
# Data Access Monitoring
#
# CONFIG_DAMON is not set
# end of Data Access Monitoring
# end of Memory Management options
# CONFIG_NET is not set
#
# Device Drivers
#
CONFIG_HAVE_PCI=y
# CONFIG_PCI is not set
# CONFIG_PCCARD is not set
#
# Generic Driver Options
#
CONFIG_UEVENT_HELPER=y
CONFIG_UEVENT_HELPER_PATH=""
# CONFIG_DEVTMPFS is not set
CONFIG_STANDALONE=y
CONFIG_PREVENT_FIRMWARE_BUILD=y
#
# Firmware loader
#
CONFIG_FW_LOADER=m
CONFIG_FW_LOADER_PAGED_BUF=y
CONFIG_FW_LOADER_SYSFS=y
CONFIG_EXTRA_FIRMWARE=""
CONFIG_FW_LOADER_USER_HELPER=y
# CONFIG_FW_LOADER_USER_HELPER_FALLBACK is not set
# CONFIG_FW_LOADER_COMPRESS is not set
# CONFIG_FW_UPLOAD is not set
# end of Firmware loader
CONFIG_ALLOW_DEV_COREDUMP=y
# CONFIG_DEBUG_DRIVER is not set
# CONFIG_DEBUG_DEVRES is not set
CONFIG_DEBUG_TEST_DRIVER_REMOVE=y
CONFIG_TEST_ASYNC_DRIVER_PROBE=m
CONFIG_GENERIC_CPU_DEVICES=y
CONFIG_REGMAP=y
CONFIG_REGMAP_I2C=m
CONFIG_REGMAP_SPI=y
CONFIG_REGMAP_W1=y
CONFIG_REGMAP_MMIO=y
CONFIG_REGMAP_IRQ=y
# end of Generic Driver Options
#
# Bus devices
#
# CONFIG_ARM_INTEGRATOR_LM is not set
# CONFIG_BT1_APB is not set
# CONFIG_BT1_AXI is not set
CONFIG_MOXTET=y
# CONFIG_HISILICON_LPC is not set
# CONFIG_INTEL_IXP4XX_EB is not set
# CONFIG_QCOM_EBI2 is not set
# CONFIG_MHI_BUS is not set
# CONFIG_MHI_BUS_EP is not set
# end of Bus devices
#
# Firmware Drivers
#
#
# ARM System Control and Management Interface Protocol
#
# CONFIG_ARM_SCMI_PROTOCOL is not set
CONFIG_ARM_SCMI_POWER_DOMAIN=y
# CONFIG_ARM_SCMI_POWER_CONTROL is not set
# end of ARM System Control and Management Interface Protocol
CONFIG_ARM_SCPI_POWER_DOMAIN=y
# CONFIG_FIRMWARE_MEMMAP is not set
# CONFIG_BCM47XX_NVRAM is not set
# CONFIG_GOOGLE_FIRMWARE is not set
#
# Tegra firmware driver
#
# end of Tegra firmware driver
# end of Firmware Drivers
CONFIG_GNSS=y
CONFIG_GNSS_SERIAL=y
CONFIG_GNSS_MTK_SERIAL=y
CONFIG_GNSS_SIRF_SERIAL=y
CONFIG_GNSS_UBX_SERIAL=m
# CONFIG_GNSS_USB is not set
CONFIG_MTD=y
CONFIG_MTD_TESTS=m
#
# Partition parsers
#
CONFIG_MTD_AR7_PARTS=y
# CONFIG_MTD_BCM63XX_PARTS is not set
# CONFIG_MTD_BRCM_U_BOOT is not set
CONFIG_MTD_CMDLINE_PARTS=m
CONFIG_MTD_OF_PARTS=m
# CONFIG_MTD_OF_PARTS_BCM4908 is not set
# CONFIG_MTD_OF_PARTS_LINKSYS_NS is not set
# CONFIG_MTD_PARSER_IMAGETAG is not set
# CONFIG_MTD_PARSER_TRX is not set
# CONFIG_MTD_SHARPSL_PARTS is not set
CONFIG_MTD_REDBOOT_PARTS=y
CONFIG_MTD_REDBOOT_DIRECTORY_BLOCK=-1
CONFIG_MTD_REDBOOT_PARTS_UNALLOCATED=y
CONFIG_MTD_REDBOOT_PARTS_READONLY=y
# end of Partition parsers
#
# User Modules And Translation Layers
#
CONFIG_MTD_BLKDEVS=y
CONFIG_MTD_BLOCK=y
#
# Note that in some cases UBI block is preferred. See MTD_UBI_BLOCK.
#
CONFIG_FTL=m
CONFIG_NFTL=y
CONFIG_NFTL_RW=y
CONFIG_INFTL=m
CONFIG_RFD_FTL=y
CONFIG_SSFDC=m
# CONFIG_SM_FTL is not set
CONFIG_MTD_OOPS=y
# CONFIG_MTD_PARTITIONED_MASTER is not set
#
# RAM/ROM/Flash chip drivers
#
CONFIG_MTD_CFI=m
CONFIG_MTD_JEDECPROBE=m
CONFIG_MTD_GEN_PROBE=m
CONFIG_MTD_CFI_ADV_OPTIONS=y
CONFIG_MTD_CFI_NOSWAP=y
# CONFIG_MTD_CFI_BE_BYTE_SWAP is not set
# CONFIG_MTD_CFI_LE_BYTE_SWAP is not set
# CONFIG_MTD_CFI_GEOMETRY is not set
CONFIG_MTD_MAP_BANK_WIDTH_1=y
CONFIG_MTD_MAP_BANK_WIDTH_2=y
CONFIG_MTD_MAP_BANK_WIDTH_4=y
CONFIG_MTD_CFI_I1=y
CONFIG_MTD_CFI_I2=y
# CONFIG_MTD_OTP is not set
CONFIG_MTD_CFI_INTELEXT=m
CONFIG_MTD_CFI_AMDSTD=m
CONFIG_MTD_CFI_STAA=m
CONFIG_MTD_CFI_UTIL=m
# CONFIG_MTD_RAM is not set
# CONFIG_MTD_ROM is not set
CONFIG_MTD_ABSENT=m
# end of RAM/ROM/Flash chip drivers
#
# Mapping drivers for chip access
#
CONFIG_MTD_COMPLEX_MAPPINGS=y
CONFIG_MTD_PHYSMAP=m
# CONFIG_MTD_PHYSMAP_COMPAT is not set
# CONFIG_MTD_PHYSMAP_OF is not set
CONFIG_MTD_PHYSMAP_GPIO_ADDR=y
# CONFIG_MTD_SC520CDP is not set
# CONFIG_MTD_NETSC520 is not set
# CONFIG_MTD_TS5500 is not set
# CONFIG_MTD_PLATRAM is not set
# end of Mapping drivers for chip access
#
# Self-contained MTD device drivers
#
CONFIG_MTD_DATAFLASH=m
# CONFIG_MTD_DATAFLASH_WRITE_VERIFY is not set
CONFIG_MTD_DATAFLASH_OTP=y
CONFIG_MTD_MCHP23K256=m
# CONFIG_MTD_MCHP48L640 is not set
CONFIG_MTD_SPEAR_SMI=y
CONFIG_MTD_SST25L=y
CONFIG_MTD_SLRAM=m
CONFIG_MTD_PHRAM=m
CONFIG_MTD_MTDRAM=y
CONFIG_MTDRAM_TOTAL_SIZE=4096
CONFIG_MTDRAM_ERASE_SIZE=128
# CONFIG_MTD_BLOCK2MTD is not set
#
# Disk-On-Chip Device Drivers
#
CONFIG_MTD_DOCG3=m
CONFIG_BCH_CONST_M=14
CONFIG_BCH_CONST_T=4
# end of Self-contained MTD device drivers
#
# NAND
#
CONFIG_MTD_NAND_CORE=y
CONFIG_MTD_ONENAND=y
# CONFIG_MTD_ONENAND_VERIFY_WRITE is not set
# CONFIG_MTD_ONENAND_GENERIC is not set
# CONFIG_MTD_ONENAND_SAMSUNG is not set
CONFIG_MTD_ONENAND_OTP=y
CONFIG_MTD_ONENAND_2X_PROGRAM=y
CONFIG_MTD_RAW_NAND=m
#
# Raw/parallel NAND flash controllers
#
CONFIG_MTD_NAND_DENALI=m
CONFIG_MTD_NAND_DENALI_DT=m
CONFIG_MTD_NAND_AMS_DELTA=m
# CONFIG_MTD_NAND_SHARPSL is not set
# CONFIG_MTD_NAND_ATMEL is not set
# CONFIG_MTD_NAND_MARVELL is not set
# CONFIG_MTD_NAND_SLC_LPC32XX is not set
# CONFIG_MTD_NAND_MLC_LPC32XX is not set
# CONFIG_MTD_NAND_BRCMNAND is not set
# CONFIG_MTD_NAND_OXNAS is not set
# CONFIG_MTD_NAND_FSL_IFC is not set
# CONFIG_MTD_NAND_VF610_NFC is not set
# CONFIG_MTD_NAND_MXC is not set
# CONFIG_MTD_NAND_SH_FLCTL is not set
# CONFIG_MTD_NAND_DAVINCI is not set
# CONFIG_MTD_NAND_TXX9NDFMC is not set
# CONFIG_MTD_NAND_FSMC is not set
# CONFIG_MTD_NAND_SUNXI is not set
# CONFIG_MTD_NAND_HISI504 is not set
# CONFIG_MTD_NAND_QCOM is not set
CONFIG_MTD_NAND_MXIC=m
# CONFIG_MTD_NAND_TEGRA is not set
# CONFIG_MTD_NAND_STM32_FMC2 is not set
# CONFIG_MTD_NAND_MESON is not set
CONFIG_MTD_NAND_GPIO=m
CONFIG_MTD_NAND_PLATFORM=m
# CONFIG_MTD_NAND_CADENCE is not set
# CONFIG_MTD_NAND_ARASAN is not set
# CONFIG_MTD_NAND_INTEL_LGM is not set
# CONFIG_MTD_NAND_RENESAS is not set
#
# Misc
#
# CONFIG_MTD_NAND_NANDSIM is not set
CONFIG_MTD_NAND_DISKONCHIP=m
CONFIG_MTD_NAND_DISKONCHIP_PROBE_ADVANCED=y
CONFIG_MTD_NAND_DISKONCHIP_PROBE_ADDRESS=0
CONFIG_MTD_NAND_DISKONCHIP_PROBE_HIGH=y
CONFIG_MTD_NAND_DISKONCHIP_BBTWRITE=y
CONFIG_MTD_SPI_NAND=y
#
# ECC engine support
#
CONFIG_MTD_NAND_ECC=y
CONFIG_MTD_NAND_ECC_SW_HAMMING=y
CONFIG_MTD_NAND_ECC_SW_HAMMING_SMC=y
CONFIG_MTD_NAND_ECC_SW_BCH=y
CONFIG_MTD_NAND_ECC_MXIC=y
# CONFIG_MTD_NAND_ECC_MEDIATEK is not set
# end of ECC engine support
# end of NAND
#
# LPDDR & LPDDR2 PCM memory drivers
#
CONFIG_MTD_LPDDR=m
CONFIG_MTD_QINFO_PROBE=m
# end of LPDDR & LPDDR2 PCM memory drivers
# CONFIG_MTD_SPI_NOR is not set
CONFIG_MTD_UBI=m
CONFIG_MTD_UBI_WL_THRESHOLD=4096
CONFIG_MTD_UBI_BEB_LIMIT=20
CONFIG_MTD_UBI_FASTMAP=y
# CONFIG_MTD_UBI_GLUEBI is not set
CONFIG_MTD_UBI_BLOCK=y
CONFIG_MTD_HYPERBUS=m
# CONFIG_HBMC_AM654 is not set
CONFIG_DTC=y
CONFIG_OF=y
# CONFIG_OF_UNITTEST is not set
# CONFIG_OF_ALL_DTBS is not set
CONFIG_OF_FLATTREE=y
CONFIG_OF_EARLY_FLATTREE=y
CONFIG_OF_KOBJ=y
CONFIG_OF_ADDRESS=y
CONFIG_OF_IRQ=y
CONFIG_OF_RESERVED_MEM=y
# CONFIG_OF_OVERLAY is not set
CONFIG_ARCH_MIGHT_HAVE_PC_PARPORT=y
CONFIG_PARPORT=m
CONFIG_PARPORT_PC=m
# CONFIG_PARPORT_PC_FIFO is not set
# CONFIG_PARPORT_PC_SUPERIO is not set
CONFIG_PARPORT_AX88796=m
# CONFIG_PARPORT_1284 is not set
CONFIG_PARPORT_NOT_PC=y
CONFIG_BLK_DEV=y
CONFIG_BLK_DEV_NULL_BLK=y
CONFIG_BLK_DEV_NULL_BLK_FAULT_INJECTION=y
CONFIG_CDROM=m
# CONFIG_PARIDE is not set
CONFIG_ZRAM=y
CONFIG_ZRAM_DEF_COMP_LZORLE=y
# CONFIG_ZRAM_DEF_COMP_ZSTD is not set
# CONFIG_ZRAM_DEF_COMP_LZ4 is not set
# CONFIG_ZRAM_DEF_COMP_LZO is not set
# CONFIG_ZRAM_DEF_COMP_LZ4HC is not set
# CONFIG_ZRAM_DEF_COMP_842 is not set
CONFIG_ZRAM_DEF_COMP="lzo-rle"
CONFIG_ZRAM_WRITEBACK=y
CONFIG_ZRAM_MEMORY_TRACKING=y
CONFIG_BLK_DEV_LOOP=m
CONFIG_BLK_DEV_LOOP_MIN_COUNT=8
#
# DRBD disabled because PROC_FS or INET not selected
#
CONFIG_BLK_DEV_RAM=y
CONFIG_BLK_DEV_RAM_COUNT=16
CONFIG_BLK_DEV_RAM_SIZE=4096
CONFIG_CDROM_PKTCDVD=m
CONFIG_CDROM_PKTCDVD_BUFFERS=8
CONFIG_CDROM_PKTCDVD_WCACHE=y
# CONFIG_VIRTIO_BLK is not set
# CONFIG_BLK_DEV_UBLK is not set
#
# NVME Support
#
# CONFIG_NVME_FC is not set
# CONFIG_NVME_TARGET is not set
# end of NVME Support
#
# Misc devices
#
CONFIG_AD525X_DPOT=m
CONFIG_AD525X_DPOT_I2C=m
CONFIG_AD525X_DPOT_SPI=m
# CONFIG_DUMMY_IRQ is not set
CONFIG_ICS932S401=m
# CONFIG_ATMEL_SSC is not set
CONFIG_ENCLOSURE_SERVICES=m
# CONFIG_GEHC_ACHC is not set
# CONFIG_QCOM_COINCELL is not set
# CONFIG_QCOM_FASTRPC is not set
CONFIG_APDS9802ALS=m
CONFIG_ISL29003=m
CONFIG_ISL29020=m
CONFIG_SENSORS_TSL2550=m
CONFIG_SENSORS_BH1770=m
CONFIG_SENSORS_APDS990X=m
CONFIG_HMC6352=m
CONFIG_DS1682=m
# CONFIG_LATTICE_ECP3_CONFIG is not set
# CONFIG_SRAM is not set
CONFIG_XILINX_SDFEC=m
# CONFIG_HISI_HIKEY_USB is not set
# CONFIG_OPEN_DICE is not set
# CONFIG_VCPU_STALL_DETECTOR is not set
CONFIG_C2PORT=m
#
# EEPROM support
#
# CONFIG_EEPROM_AT24 is not set
CONFIG_EEPROM_AT25=m
CONFIG_EEPROM_LEGACY=m
CONFIG_EEPROM_MAX6875=m
# CONFIG_EEPROM_93CX6 is not set
CONFIG_EEPROM_93XX46=y
CONFIG_EEPROM_IDT_89HPESX=m
CONFIG_EEPROM_EE1004=m
# end of EEPROM support
#
# Texas Instruments shared transport line discipline
#
# end of Texas Instruments shared transport line discipline
# CONFIG_SENSORS_LIS3_SPI is not set
# CONFIG_SENSORS_LIS3_I2C is not set
#
# Altera FPGA firmware download module (requires I2C)
#
CONFIG_ALTERA_STAPL=m
# CONFIG_ECHO is not set
# CONFIG_MISC_RTSX_USB is not set
# CONFIG_UACCE is not set
# CONFIG_PVPANIC is not set
# end of Misc devices
#
# SCSI device support
#
CONFIG_SCSI_MOD=m
CONFIG_RAID_ATTRS=m
CONFIG_SCSI_COMMON=m
CONFIG_SCSI=m
CONFIG_SCSI_DMA=y
#
# SCSI support type (disk, tape, CD-ROM)
#
CONFIG_BLK_DEV_SD=m
# CONFIG_CHR_DEV_ST is not set
CONFIG_BLK_DEV_SR=m
# CONFIG_CHR_DEV_SG is not set
CONFIG_BLK_DEV_BSG=y
CONFIG_CHR_DEV_SCH=m
CONFIG_SCSI_ENCLOSURE=m
# CONFIG_SCSI_CONSTANTS is not set
CONFIG_SCSI_LOGGING=y
# CONFIG_SCSI_SCAN_ASYNC is not set
#
# SCSI Transports
#
CONFIG_SCSI_SPI_ATTRS=m
CONFIG_SCSI_SAS_ATTRS=m
CONFIG_SCSI_SAS_LIBSAS=m
CONFIG_SCSI_SAS_ATA=y
# CONFIG_SCSI_SAS_HOST_SMP is not set
CONFIG_SCSI_SRP_ATTRS=m
# end of SCSI Transports
# CONFIG_SCSI_LOWLEVEL is not set
# CONFIG_SCSI_DH is not set
# end of SCSI device support
CONFIG_ATA=m
CONFIG_SATA_HOST=y
# CONFIG_ATA_VERBOSE_ERROR is not set
CONFIG_ATA_FORCE=y
CONFIG_SATA_PMP=y
#
# Controllers with non-SFF native interface
#
# CONFIG_SATA_AHCI_PLATFORM is not set
# CONFIG_AHCI_BRCM is not set
# CONFIG_AHCI_DA850 is not set
# CONFIG_AHCI_DM816 is not set
# CONFIG_AHCI_DWC is not set
# CONFIG_AHCI_ST is not set
# CONFIG_AHCI_IMX is not set
CONFIG_AHCI_CEVA=m
# CONFIG_AHCI_MTK is not set
# CONFIG_AHCI_MVEBU is not set
# CONFIG_AHCI_SUNXI is not set
# CONFIG_AHCI_TEGRA is not set
# CONFIG_AHCI_XGENE is not set
# CONFIG_AHCI_QORIQ is not set
# CONFIG_SATA_FSL is not set
# CONFIG_SATA_GEMINI is not set
# CONFIG_SATA_AHCI_SEATTLE is not set
CONFIG_ATA_SFF=y
#
# SFF controllers with custom DMA interface
#
# CONFIG_ATA_BMDMA is not set
#
# PIO-only SFF controllers
#
# CONFIG_PATA_IXP4XX_CF is not set
# CONFIG_PATA_OF_PLATFORM is not set
# CONFIG_PATA_SAMSUNG_CF is not set
#
# Generic fallback / legacy drivers
#
# CONFIG_MD is not set
# CONFIG_TARGET_CORE is not set
#
# IEEE 1394 (FireWire) support
#
# CONFIG_FIREWIRE is not set
# end of IEEE 1394 (FireWire) support
#
# Input device support
#
CONFIG_INPUT=m
# CONFIG_INPUT_LEDS is not set
CONFIG_INPUT_FF_MEMLESS=m
CONFIG_INPUT_SPARSEKMAP=m
CONFIG_INPUT_MATRIXKMAP=m
CONFIG_INPUT_VIVALDIFMAP=m
#
# Userland interfaces
#
CONFIG_INPUT_MOUSEDEV=m
CONFIG_INPUT_MOUSEDEV_PSAUX=y
CONFIG_INPUT_MOUSEDEV_SCREEN_X=1024
CONFIG_INPUT_MOUSEDEV_SCREEN_Y=768
# CONFIG_INPUT_JOYDEV is not set
CONFIG_INPUT_EVDEV=m
CONFIG_INPUT_EVBUG=m
#
# Input Device Drivers
#
CONFIG_INPUT_KEYBOARD=y
# CONFIG_KEYBOARD_ADC is not set
CONFIG_KEYBOARD_ADP5588=m
CONFIG_KEYBOARD_ADP5589=m
CONFIG_KEYBOARD_ATKBD=m
CONFIG_KEYBOARD_QT1050=m
# CONFIG_KEYBOARD_QT1070 is not set
CONFIG_KEYBOARD_QT2160=m
# CONFIG_KEYBOARD_CLPS711X is not set
CONFIG_KEYBOARD_DLINK_DIR685=m
# CONFIG_KEYBOARD_LKKBD is not set
# CONFIG_KEYBOARD_EP93XX is not set
# CONFIG_KEYBOARD_GPIO is not set
# CONFIG_KEYBOARD_GPIO_POLLED is not set
# CONFIG_KEYBOARD_TCA6416 is not set
CONFIG_KEYBOARD_TCA8418=m
CONFIG_KEYBOARD_MATRIX=m
CONFIG_KEYBOARD_LM8323=m
# CONFIG_KEYBOARD_LM8333 is not set
# CONFIG_KEYBOARD_MAX7359 is not set
CONFIG_KEYBOARD_MCS=m
CONFIG_KEYBOARD_MPR121=m
# CONFIG_KEYBOARD_SNVS_PWRKEY is not set
# CONFIG_KEYBOARD_IMX is not set
CONFIG_KEYBOARD_NEWTON=m
CONFIG_KEYBOARD_OPENCORES=m
# CONFIG_KEYBOARD_PINEPHONE is not set
CONFIG_KEYBOARD_SAMSUNG=m
# CONFIG_KEYBOARD_GOLDFISH_EVENTS is not set
# CONFIG_KEYBOARD_STOWAWAY is not set
# CONFIG_KEYBOARD_ST_KEYSCAN is not set
# CONFIG_KEYBOARD_SUNKBD is not set
# CONFIG_KEYBOARD_SH_KEYSC is not set
CONFIG_KEYBOARD_OMAP4=m
CONFIG_KEYBOARD_TM2_TOUCHKEY=m
CONFIG_KEYBOARD_XTKBD=m
# CONFIG_KEYBOARD_CAP11XX is not set
# CONFIG_KEYBOARD_BCM is not set
# CONFIG_KEYBOARD_MT6779 is not set
CONFIG_KEYBOARD_MTK_PMIC=m
# CONFIG_KEYBOARD_CYPRESS_SF is not set
CONFIG_INPUT_MOUSE=y
CONFIG_MOUSE_PS2=m
# CONFIG_MOUSE_PS2_ALPS is not set
# CONFIG_MOUSE_PS2_BYD is not set
CONFIG_MOUSE_PS2_LOGIPS2PP=y
# CONFIG_MOUSE_PS2_SYNAPTICS is not set
CONFIG_MOUSE_PS2_SYNAPTICS_SMBUS=y
# CONFIG_MOUSE_PS2_CYPRESS is not set
CONFIG_MOUSE_PS2_TRACKPOINT=y
CONFIG_MOUSE_PS2_ELANTECH=y
# CONFIG_MOUSE_PS2_ELANTECH_SMBUS is not set
CONFIG_MOUSE_PS2_SENTELIC=y
# CONFIG_MOUSE_PS2_TOUCHKIT is not set
# CONFIG_MOUSE_PS2_FOCALTECH is not set
CONFIG_MOUSE_PS2_SMBUS=y
CONFIG_MOUSE_SERIAL=m
CONFIG_MOUSE_APPLETOUCH=m
CONFIG_MOUSE_BCM5974=m
CONFIG_MOUSE_CYAPA=m
CONFIG_MOUSE_ELAN_I2C=m
# CONFIG_MOUSE_ELAN_I2C_I2C is not set
CONFIG_MOUSE_ELAN_I2C_SMBUS=y
# CONFIG_MOUSE_VSXXXAA is not set
CONFIG_MOUSE_GPIO=m
# CONFIG_MOUSE_SYNAPTICS_I2C is not set
CONFIG_MOUSE_SYNAPTICS_USB=m
# CONFIG_INPUT_JOYSTICK is not set
CONFIG_INPUT_TABLET=y
# CONFIG_TABLET_USB_ACECAD is not set
CONFIG_TABLET_USB_AIPTEK=m
CONFIG_TABLET_USB_HANWANG=m
CONFIG_TABLET_USB_KBTAB=m
# CONFIG_TABLET_USB_PEGASUS is not set
CONFIG_TABLET_SERIAL_WACOM4=m
# CONFIG_INPUT_TOUCHSCREEN is not set
# CONFIG_INPUT_MISC is not set
CONFIG_RMI4_CORE=m
# CONFIG_RMI4_I2C is not set
# CONFIG_RMI4_SPI is not set
# CONFIG_RMI4_SMB is not set
CONFIG_RMI4_F03=y
CONFIG_RMI4_F03_SERIO=m
CONFIG_RMI4_2D_SENSOR=y
CONFIG_RMI4_F11=y
CONFIG_RMI4_F12=y
CONFIG_RMI4_F30=y
CONFIG_RMI4_F34=y
# CONFIG_RMI4_F3A is not set
CONFIG_RMI4_F55=y
#
# Hardware I/O ports
#
CONFIG_SERIO=m
CONFIG_SERIO_PARKBD=m
CONFIG_SERIO_LIBPS2=m
CONFIG_SERIO_RAW=m
# CONFIG_SERIO_XILINX_XPS_PS2 is not set
CONFIG_SERIO_ALTERA_PS2=m
CONFIG_SERIO_PS2MULT=m
CONFIG_SERIO_ARC_PS2=m
CONFIG_SERIO_APBPS2=m
# CONFIG_SERIO_OLPC_APSP is not set
# CONFIG_SERIO_SUN4I_PS2 is not set
CONFIG_SERIO_GPIO_PS2=m
# CONFIG_USERIO is not set
CONFIG_GAMEPORT=y
CONFIG_GAMEPORT_NS558=m
CONFIG_GAMEPORT_L4=m
# end of Hardware I/O ports
# end of Input device support
#
# Character devices
#
# CONFIG_TTY is not set
CONFIG_SERIAL_DEV_BUS=y
# CONFIG_PRINTER is not set
# CONFIG_PPDEV is not set
CONFIG_IPMI_HANDLER=y
# CONFIG_IPMI_PANIC_EVENT is not set
CONFIG_IPMI_DEVICE_INTERFACE=m
# CONFIG_IPMI_SI is not set
# CONFIG_IPMI_SSIF is not set
CONFIG_IPMI_WATCHDOG=y
CONFIG_IPMI_POWEROFF=m
# CONFIG_ASPEED_KCS_IPMI_BMC is not set
# CONFIG_NPCM7XX_KCS_IPMI_BMC is not set
# CONFIG_ASPEED_BT_IPMI_BMC is not set
# CONFIG_HW_RANDOM is not set
# CONFIG_XILINX_HWICAP is not set
# CONFIG_DEVMEM is not set
CONFIG_TCG_TPM=y
# CONFIG_TCG_TIS is not set
# CONFIG_TCG_TIS_SPI is not set
# CONFIG_TCG_TIS_I2C is not set
# CONFIG_TCG_TIS_SYNQUACER is not set
# CONFIG_TCG_TIS_I2C_CR50 is not set
CONFIG_TCG_TIS_I2C_ATMEL=m
# CONFIG_TCG_TIS_I2C_INFINEON is not set
# CONFIG_TCG_TIS_I2C_NUVOTON is not set
CONFIG_TCG_ATMEL=m
# CONFIG_TCG_VTPM_PROXY is not set
CONFIG_TCG_TIS_ST33ZP24=m
CONFIG_TCG_TIS_ST33ZP24_I2C=m
# CONFIG_TCG_TIS_ST33ZP24_SPI is not set
CONFIG_XILLYBUS_CLASS=y
CONFIG_XILLYBUS=y
CONFIG_XILLYBUS_OF=y
# CONFIG_XILLYUSB is not set
CONFIG_RANDOM_TRUST_CPU=y
CONFIG_RANDOM_TRUST_BOOTLOADER=y
# end of Character devices
#
# I2C support
#
CONFIG_I2C=m
CONFIG_I2C_BOARDINFO=y
# CONFIG_I2C_COMPAT is not set
CONFIG_I2C_CHARDEV=m
# CONFIG_I2C_MUX is not set
CONFIG_I2C_HELPER_AUTO=y
CONFIG_I2C_ALGOBIT=m
#
# I2C Hardware Bus support
#
# CONFIG_I2C_HIX5HD2 is not set
#
# I2C system bus drivers (mostly embedded / system-on-chip)
#
# CONFIG_I2C_ALTERA is not set
# CONFIG_I2C_ASPEED is not set
# CONFIG_I2C_AT91 is not set
# CONFIG_I2C_AXXIA is not set
# CONFIG_I2C_BCM2835 is not set
# CONFIG_I2C_BCM_IPROC is not set
# CONFIG_I2C_BCM_KONA is not set
CONFIG_I2C_BRCMSTB=m
# CONFIG_I2C_CADENCE is not set
# CONFIG_I2C_CBUS_GPIO is not set
# CONFIG_I2C_DAVINCI is not set
# CONFIG_I2C_DESIGNWARE_PLATFORM is not set
# CONFIG_I2C_DIGICOLOR is not set
# CONFIG_I2C_EMEV2 is not set
# CONFIG_I2C_EXYNOS5 is not set
# CONFIG_I2C_GPIO is not set
# CONFIG_I2C_HIGHLANDER is not set
# CONFIG_I2C_HISI is not set
# CONFIG_I2C_IMG is not set
# CONFIG_I2C_IMX is not set
# CONFIG_I2C_IMX_LPI2C is not set
# CONFIG_I2C_IOP3XX is not set
# CONFIG_I2C_JZ4780 is not set
CONFIG_I2C_KEMPLD=m
# CONFIG_I2C_LPC2K is not set
# CONFIG_I2C_MESON is not set
# CONFIG_I2C_MICROCHIP_CORE is not set
# CONFIG_I2C_MT65XX is not set
# CONFIG_I2C_MT7621 is not set
# CONFIG_I2C_MV64XXX is not set
# CONFIG_I2C_MXS is not set
# CONFIG_I2C_NPCM is not set
CONFIG_I2C_OCORES=m
# CONFIG_I2C_OMAP is not set
# CONFIG_I2C_OWL is not set
# CONFIG_I2C_APPLE is not set
# CONFIG_I2C_PCA_PLATFORM is not set
# CONFIG_I2C_PNX is not set
# CONFIG_I2C_PXA is not set
# CONFIG_I2C_QCOM_CCI is not set
# CONFIG_I2C_QUP is not set
# CONFIG_I2C_RIIC is not set
CONFIG_I2C_RK3X=m
# CONFIG_I2C_RZV2M is not set
# CONFIG_I2C_S3C2410 is not set
# CONFIG_I2C_SH_MOBILE is not set
CONFIG_I2C_SIMTEC=m
# CONFIG_I2C_ST is not set
# CONFIG_I2C_STM32F4 is not set
# CONFIG_I2C_STM32F7 is not set
# CONFIG_I2C_SUN6I_P2WI is not set
# CONFIG_I2C_SYNQUACER is not set
# CONFIG_I2C_TEGRA_BPMP is not set
# CONFIG_I2C_UNIPHIER is not set
# CONFIG_I2C_UNIPHIER_F is not set
# CONFIG_I2C_VERSATILE is not set
# CONFIG_I2C_WMT is not set
# CONFIG_I2C_XILINX is not set
# CONFIG_I2C_XLP9XX is not set
# CONFIG_I2C_RCAR is not set
#
# External I2C/SMBus adapter drivers
#
CONFIG_I2C_DIOLAN_U2C=m
CONFIG_I2C_DLN2=m
# CONFIG_I2C_CP2615 is not set
# CONFIG_I2C_PARPORT is not set
CONFIG_I2C_ROBOTFUZZ_OSIF=m
CONFIG_I2C_TINY_USB=m
#
# Other I2C/SMBus bus drivers
#
# CONFIG_I2C_MLXCPLD is not set
# CONFIG_I2C_VIRTIO is not set
# end of I2C Hardware Bus support
# CONFIG_I2C_STUB is not set
# CONFIG_I2C_SLAVE is not set
CONFIG_I2C_DEBUG_CORE=y
# CONFIG_I2C_DEBUG_ALGO is not set
# CONFIG_I2C_DEBUG_BUS is not set
# end of I2C support
# CONFIG_I3C is not set
CONFIG_SPI=y
CONFIG_SPI_DEBUG=y
CONFIG_SPI_MASTER=y
CONFIG_SPI_MEM=y
#
# SPI Master Controller Drivers
#
CONFIG_SPI_ALTERA=m
CONFIG_SPI_ALTERA_CORE=m
# CONFIG_SPI_ALTERA_DFL is not set
# CONFIG_SPI_AR934X is not set
# CONFIG_SPI_ATH79 is not set
# CONFIG_SPI_ARMADA_3700 is not set
# CONFIG_SPI_ASPEED_SMC is not set
# CONFIG_SPI_ATMEL is not set
# CONFIG_SPI_ATMEL_QUADSPI is not set
CONFIG_SPI_AXI_SPI_ENGINE=m
# CONFIG_SPI_BCM2835 is not set
# CONFIG_SPI_BCM2835AUX is not set
# CONFIG_SPI_BCM63XX is not set
# CONFIG_SPI_BCM63XX_HSSPI is not set
# CONFIG_SPI_BCM_QSPI is not set
CONFIG_SPI_BITBANG=y
CONFIG_SPI_BUTTERFLY=m
# CONFIG_SPI_CADENCE is not set
# CONFIG_SPI_CADENCE_QUADSPI is not set
# CONFIG_SPI_CADENCE_XSPI is not set
# CONFIG_SPI_CLPS711X is not set
CONFIG_SPI_DESIGNWARE=y
# CONFIG_SPI_DW_DMA is not set
# CONFIG_SPI_DW_MMIO is not set
# CONFIG_SPI_DW_BT1 is not set
CONFIG_SPI_DLN2=y
# CONFIG_SPI_EP93XX is not set
# CONFIG_SPI_FSL_LPSPI is not set
# CONFIG_SPI_FSL_QUADSPI is not set
# CONFIG_SPI_GXP is not set
# CONFIG_SPI_HISI_KUNPENG is not set
# CONFIG_SPI_HISI_SFC_V3XX is not set
CONFIG_SPI_NXP_FLEXSPI=m
# CONFIG_SPI_GPIO is not set
# CONFIG_SPI_IMG_SPFI is not set
# CONFIG_SPI_IMX is not set
# CONFIG_SPI_INGENIC is not set
# CONFIG_SPI_INTEL_PLATFORM is not set
# CONFIG_SPI_JCORE is not set
# CONFIG_SPI_LM70_LLP is not set
# CONFIG_SPI_LP8841_RTC is not set
# CONFIG_SPI_FSL_SPI is not set
# CONFIG_SPI_FSL_DSPI is not set
# CONFIG_SPI_MESON_SPICC is not set
# CONFIG_SPI_MESON_SPIFC is not set
# CONFIG_SPI_MICROCHIP_CORE is not set
# CONFIG_SPI_MICROCHIP_CORE_QSPI is not set
# CONFIG_SPI_MT65XX is not set
# CONFIG_SPI_MT7621 is not set
# CONFIG_SPI_MTK_NOR is not set
# CONFIG_SPI_NPCM_FIU is not set
# CONFIG_SPI_NPCM_PSPI is not set
# CONFIG_SPI_LANTIQ_SSC is not set
CONFIG_SPI_OC_TINY=y
# CONFIG_SPI_OMAP24XX is not set
# CONFIG_SPI_TI_QSPI is not set
# CONFIG_SPI_OMAP_100K is not set
# CONFIG_SPI_ORION is not set
# CONFIG_SPI_PIC32 is not set
# CONFIG_SPI_PIC32_SQI is not set
# CONFIG_SPI_PXA2XX is not set
# CONFIG_SPI_ROCKCHIP is not set
# CONFIG_SPI_ROCKCHIP_SFC is not set
# CONFIG_SPI_RSPI is not set
# CONFIG_SPI_QUP is not set
# CONFIG_SPI_S3C64XX is not set
# CONFIG_SPI_SC18IS602 is not set
# CONFIG_SPI_SH_MSIOF is not set
# CONFIG_SPI_SH is not set
# CONFIG_SPI_SH_HSPI is not set
CONFIG_SPI_SIFIVE=y
# CONFIG_SPI_SLAVE_MT27XX is not set
# CONFIG_SPI_SPRD is not set
# CONFIG_SPI_SPRD_ADI is not set
# CONFIG_SPI_STM32 is not set
# CONFIG_SPI_STM32_QSPI is not set
# CONFIG_SPI_ST_SSC4 is not set
# CONFIG_SPI_SUN4I is not set
# CONFIG_SPI_SUN6I is not set
# CONFIG_SPI_SUNPLUS_SP7021 is not set
# CONFIG_SPI_SYNQUACER is not set
CONFIG_SPI_MXIC=m
# CONFIG_SPI_TEGRA210_QUAD is not set
# CONFIG_SPI_TEGRA114 is not set
# CONFIG_SPI_TEGRA20_SFLASH is not set
# CONFIG_SPI_TEGRA20_SLINK is not set
# CONFIG_SPI_UNIPHIER is not set
CONFIG_SPI_XCOMM=m
CONFIG_SPI_XILINX=m
# CONFIG_SPI_XLP is not set
# CONFIG_SPI_XTENSA_XTFPGA is not set
# CONFIG_SPI_ZYNQ_QSPI is not set
# CONFIG_SPI_ZYNQMP_GQSPI is not set
# CONFIG_SPI_AMD is not set
#
# SPI Multiplexer support
#
# CONFIG_SPI_MUX is not set
#
# SPI Protocol Masters
#
# CONFIG_SPI_SPIDEV is not set
# CONFIG_SPI_LOOPBACK_TEST is not set
CONFIG_SPI_TLE62X0=y
CONFIG_SPI_SLAVE=y
# CONFIG_SPI_SLAVE_TIME is not set
CONFIG_SPI_SLAVE_SYSTEM_CONTROL=y
CONFIG_SPI_DYNAMIC=y
# CONFIG_SPMI is not set
# CONFIG_HSI is not set
# CONFIG_PPS is not set
#
# PTP clock support
#
CONFIG_PTP_1588_CLOCK_OPTIONAL=y
#
# Enable PHYLIB and NETWORK_PHY_TIMESTAMPING to see the additional clocks.
#
# end of PTP clock support
CONFIG_PINCTRL=y
CONFIG_GENERIC_PINCTRL_GROUPS=y
CONFIG_PINMUX=y
CONFIG_GENERIC_PINMUX_FUNCTIONS=y
CONFIG_PINCONF=y
CONFIG_GENERIC_PINCONF=y
CONFIG_DEBUG_PINCTRL=y
# CONFIG_PINCTRL_AMD is not set
# CONFIG_PINCTRL_AT91PIO4 is not set
# CONFIG_PINCTRL_BM1880 is not set
# CONFIG_PINCTRL_CY8C95X0 is not set
# CONFIG_PINCTRL_DA850_PUPD is not set
# CONFIG_PINCTRL_DA9062 is not set
# CONFIG_PINCTRL_EQUILIBRIUM is not set
# CONFIG_PINCTRL_INGENIC is not set
# CONFIG_PINCTRL_LPC18XX is not set
# CONFIG_PINCTRL_MCP23S08 is not set
# CONFIG_PINCTRL_MICROCHIP_SGPIO is not set
# CONFIG_PINCTRL_OCELOT is not set
# CONFIG_PINCTRL_PISTACHIO is not set
# CONFIG_PINCTRL_RK805 is not set
# CONFIG_PINCTRL_ROCKCHIP is not set
CONFIG_PINCTRL_SINGLE=m
CONFIG_PINCTRL_STMFX=m
# CONFIG_PINCTRL_OWL is not set
# CONFIG_PINCTRL_ASPEED_G4 is not set
# CONFIG_PINCTRL_ASPEED_G5 is not set
# CONFIG_PINCTRL_ASPEED_G6 is not set
# CONFIG_PINCTRL_BCM281XX is not set
# CONFIG_PINCTRL_BCM2835 is not set
# CONFIG_PINCTRL_BCM4908 is not set
# CONFIG_PINCTRL_BCM6318 is not set
# CONFIG_PINCTRL_BCM6328 is not set
# CONFIG_PINCTRL_BCM6358 is not set
# CONFIG_PINCTRL_BCM6362 is not set
# CONFIG_PINCTRL_BCM6368 is not set
# CONFIG_PINCTRL_BCM63268 is not set
# CONFIG_PINCTRL_IPROC_GPIO is not set
# CONFIG_PINCTRL_CYGNUS_MUX is not set
# CONFIG_PINCTRL_NS is not set
# CONFIG_PINCTRL_NSP_GPIO is not set
# CONFIG_PINCTRL_NS2_MUX is not set
# CONFIG_PINCTRL_NSP_MUX is not set
# CONFIG_PINCTRL_AS370 is not set
# CONFIG_PINCTRL_BERLIN_BG4CT is not set
CONFIG_PINCTRL_MADERA=m
CONFIG_PINCTRL_CS47L35=y
CONFIG_PINCTRL_CS47L85=y
CONFIG_PINCTRL_CS47L90=y
CONFIG_PINCTRL_CS47L92=y
#
# Intel pinctrl drivers
#
# end of Intel pinctrl drivers
#
# MediaTek pinctrl drivers
#
CONFIG_EINT_MTK=y
CONFIG_PINCTRL_MTK=y
# CONFIG_PINCTRL_MT2701 is not set
# CONFIG_PINCTRL_MT7623 is not set
# CONFIG_PINCTRL_MT7629 is not set
# CONFIG_PINCTRL_MT8135 is not set
# CONFIG_PINCTRL_MT8127 is not set
# CONFIG_PINCTRL_MT2712 is not set
# CONFIG_PINCTRL_MT6765 is not set
# CONFIG_PINCTRL_MT6779 is not set
# CONFIG_PINCTRL_MT6795 is not set
# CONFIG_PINCTRL_MT6797 is not set
# CONFIG_PINCTRL_MT7622 is not set
# CONFIG_PINCTRL_MT7986 is not set
# CONFIG_PINCTRL_MT8167 is not set
# CONFIG_PINCTRL_MT8173 is not set
# CONFIG_PINCTRL_MT8183 is not set
# CONFIG_PINCTRL_MT8186 is not set
# CONFIG_PINCTRL_MT8188 is not set
# CONFIG_PINCTRL_MT8192 is not set
# CONFIG_PINCTRL_MT8195 is not set
# CONFIG_PINCTRL_MT8365 is not set
# CONFIG_PINCTRL_MT8516 is not set
CONFIG_PINCTRL_MT6397=y
# end of MediaTek pinctrl drivers
CONFIG_PINCTRL_MESON=y
# CONFIG_PINCTRL_WPCM450 is not set
# CONFIG_PINCTRL_NPCM7XX is not set
# CONFIG_PINCTRL_PXA25X is not set
# CONFIG_PINCTRL_PXA27X is not set
# CONFIG_PINCTRL_MSM is not set
# CONFIG_PINCTRL_QCOM_SSBI_PMIC is not set
# CONFIG_PINCTRL_LPASS_LPI is not set
#
# Renesas pinctrl drivers
#
# CONFIG_PINCTRL_RENESAS is not set
# CONFIG_PINCTRL_PFC_EMEV2 is not set
# CONFIG_PINCTRL_PFC_R8A77995 is not set
# CONFIG_PINCTRL_PFC_R8A7794 is not set
# CONFIG_PINCTRL_PFC_R8A77990 is not set
# CONFIG_PINCTRL_PFC_R8A7779 is not set
# CONFIG_PINCTRL_PFC_R8A7790 is not set
# CONFIG_PINCTRL_PFC_R8A77950 is not set
# CONFIG_PINCTRL_PFC_R8A77951 is not set
# CONFIG_PINCTRL_PFC_R8A7778 is not set
# CONFIG_PINCTRL_PFC_R8A7793 is not set
# CONFIG_PINCTRL_PFC_R8A7791 is not set
# CONFIG_PINCTRL_PFC_R8A77965 is not set
# CONFIG_PINCTRL_PFC_R8A77960 is not set
# CONFIG_PINCTRL_PFC_R8A77961 is not set
# CONFIG_PINCTRL_PFC_R8A779F0 is not set
# CONFIG_PINCTRL_PFC_R8A7792 is not set
# CONFIG_PINCTRL_PFC_R8A77980 is not set
# CONFIG_PINCTRL_PFC_R8A77970 is not set
# CONFIG_PINCTRL_PFC_R8A779A0 is not set
# CONFIG_PINCTRL_PFC_R8A779G0 is not set
# CONFIG_PINCTRL_PFC_R8A7740 is not set
# CONFIG_PINCTRL_PFC_R8A73A4 is not set
# CONFIG_PINCTRL_RZA1 is not set
# CONFIG_PINCTRL_RZA2 is not set
# CONFIG_PINCTRL_RZG2L is not set
# CONFIG_PINCTRL_PFC_R8A77470 is not set
# CONFIG_PINCTRL_PFC_R8A7745 is not set
# CONFIG_PINCTRL_PFC_R8A7742 is not set
# CONFIG_PINCTRL_PFC_R8A7743 is not set
# CONFIG_PINCTRL_PFC_R8A7744 is not set
# CONFIG_PINCTRL_PFC_R8A774C0 is not set
# CONFIG_PINCTRL_PFC_R8A774E1 is not set
# CONFIG_PINCTRL_PFC_R8A774A1 is not set
# CONFIG_PINCTRL_PFC_R8A774B1 is not set
# CONFIG_PINCTRL_RZN1 is not set
# CONFIG_PINCTRL_RZV2M is not set
# CONFIG_PINCTRL_PFC_SH7203 is not set
# CONFIG_PINCTRL_PFC_SH7264 is not set
# CONFIG_PINCTRL_PFC_SH7269 is not set
# CONFIG_PINCTRL_PFC_SH7720 is not set
# CONFIG_PINCTRL_PFC_SH7722 is not set
# CONFIG_PINCTRL_PFC_SH7734 is not set
# CONFIG_PINCTRL_PFC_SH7757 is not set
# CONFIG_PINCTRL_PFC_SH7785 is not set
# CONFIG_PINCTRL_PFC_SH7786 is not set
# CONFIG_PINCTRL_PFC_SH73A0 is not set
# CONFIG_PINCTRL_PFC_SH7723 is not set
# CONFIG_PINCTRL_PFC_SH7724 is not set
# CONFIG_PINCTRL_PFC_SHX3 is not set
# end of Renesas pinctrl drivers
# CONFIG_PINCTRL_EXYNOS is not set
# CONFIG_PINCTRL_S3C24XX is not set
# CONFIG_PINCTRL_S3C64XX is not set
# CONFIG_PINCTRL_SPRD_SC9860 is not set
# CONFIG_PINCTRL_STARFIVE_JH7100 is not set
# CONFIG_PINCTRL_STM32F429 is not set
# CONFIG_PINCTRL_STM32F469 is not set
# CONFIG_PINCTRL_STM32F746 is not set
# CONFIG_PINCTRL_STM32F769 is not set
# CONFIG_PINCTRL_STM32H743 is not set
# CONFIG_PINCTRL_STM32MP135 is not set
# CONFIG_PINCTRL_STM32MP157 is not set
# CONFIG_PINCTRL_TI_IODELAY is not set
CONFIG_PINCTRL_UNIPHIER=y
# CONFIG_PINCTRL_UNIPHIER_LD4 is not set
# CONFIG_PINCTRL_UNIPHIER_PRO4 is not set
# CONFIG_PINCTRL_UNIPHIER_SLD8 is not set
# CONFIG_PINCTRL_UNIPHIER_PRO5 is not set
# CONFIG_PINCTRL_UNIPHIER_PXS2 is not set
# CONFIG_PINCTRL_UNIPHIER_LD6B is not set
# CONFIG_PINCTRL_UNIPHIER_LD11 is not set
# CONFIG_PINCTRL_UNIPHIER_LD20 is not set
# CONFIG_PINCTRL_UNIPHIER_PXS3 is not set
# CONFIG_PINCTRL_UNIPHIER_NX1 is not set
# CONFIG_PINCTRL_TMPV7700 is not set
CONFIG_GPIOLIB=y
CONFIG_GPIOLIB_FASTPATH_LIMIT=512
CONFIG_OF_GPIO=y
CONFIG_GPIOLIB_IRQCHIP=y
CONFIG_DEBUG_GPIO=y
# CONFIG_GPIO_SYSFS is not set
CONFIG_GPIO_CDEV=y
CONFIG_GPIO_CDEV_V1=y
CONFIG_GPIO_GENERIC=y
CONFIG_GPIO_MAX730X=m
#
# Memory mapped GPIO drivers
#
CONFIG_GPIO_74XX_MMIO=y
CONFIG_GPIO_ALTERA=y
# CONFIG_GPIO_ASPEED is not set
# CONFIG_GPIO_ASPEED_SGPIO is not set
# CONFIG_GPIO_ATH79 is not set
# CONFIG_GPIO_RASPBERRYPI_EXP is not set
# CONFIG_GPIO_BCM_KONA is not set
# CONFIG_GPIO_BCM_XGS_IPROC is not set
# CONFIG_GPIO_BRCMSTB is not set
# CONFIG_GPIO_CADENCE is not set
# CONFIG_GPIO_CLPS711X is not set
CONFIG_GPIO_DWAPB=y
# CONFIG_GPIO_EIC_SPRD is not set
# CONFIG_GPIO_EM is not set
CONFIG_GPIO_FTGPIO010=y
CONFIG_GPIO_GENERIC_PLATFORM=y
CONFIG_GPIO_GRGPIO=m
# CONFIG_GPIO_HISI is not set
CONFIG_GPIO_HLWD=m
# CONFIG_GPIO_IOP is not set
# CONFIG_GPIO_LOGICVC is not set
# CONFIG_GPIO_LPC18XX is not set
# CONFIG_GPIO_LPC32XX is not set
# CONFIG_GPIO_MB86S7X is not set
CONFIG_GPIO_MENZ127=m
# CONFIG_GPIO_MPC8XXX is not set
# CONFIG_GPIO_MT7621 is not set
# CONFIG_GPIO_MXC is not set
# CONFIG_GPIO_MXS is not set
# CONFIG_GPIO_PMIC_EIC_SPRD is not set
# CONFIG_GPIO_PXA is not set
# CONFIG_GPIO_RCAR is not set
# CONFIG_GPIO_RDA is not set
# CONFIG_GPIO_ROCKCHIP is not set
CONFIG_GPIO_SAMA5D2_PIOBU=y
# CONFIG_GPIO_SIFIVE is not set
# CONFIG_GPIO_SIOX is not set
# CONFIG_GPIO_SNPS_CREG is not set
# CONFIG_GPIO_SPRD is not set
# CONFIG_GPIO_STP_XWAY is not set
CONFIG_GPIO_SYSCON=y
# CONFIG_GPIO_TEGRA is not set
# CONFIG_GPIO_TEGRA186 is not set
# CONFIG_GPIO_TS4800 is not set
# CONFIG_GPIO_UNIPHIER is not set
# CONFIG_GPIO_VISCONTI is not set
# CONFIG_GPIO_XGENE_SB is not set
CONFIG_GPIO_XILINX=m
# CONFIG_GPIO_XLP is not set
CONFIG_GPIO_AMD_FCH=y
# CONFIG_GPIO_IDT3243X is not set
# end of Memory mapped GPIO drivers
#
# I2C GPIO expanders
#
CONFIG_GPIO_ADNP=m
CONFIG_GPIO_GW_PLD=m
CONFIG_GPIO_MAX7300=m
CONFIG_GPIO_MAX732X=m
# CONFIG_GPIO_PCA953X is not set
# CONFIG_GPIO_PCA9570 is not set
# CONFIG_GPIO_PCF857X is not set
CONFIG_GPIO_TPIC2810=m
# CONFIG_GPIO_TS4900 is not set
# end of I2C GPIO expanders
#
# MFD GPIO expanders
#
CONFIG_GPIO_ARIZONA=m
# CONFIG_GPIO_BD9571MWV is not set
CONFIG_GPIO_DLN2=y
CONFIG_GPIO_KEMPLD=y
# CONFIG_GPIO_LP3943 is not set
# CONFIG_GPIO_LP873X is not set
CONFIG_GPIO_MADERA=m
CONFIG_GPIO_MAX77650=m
# CONFIG_GPIO_SL28CPLD is not set
CONFIG_GPIO_TPS65086=m
CONFIG_GPIO_TPS65218=m
# CONFIG_GPIO_TPS65912 is not set
# CONFIG_GPIO_TQMX86 is not set
CONFIG_GPIO_WM8994=m
# end of MFD GPIO expanders
#
# SPI GPIO expanders
#
CONFIG_GPIO_74X164=m
CONFIG_GPIO_MAX3191X=y
# CONFIG_GPIO_MAX7301 is not set
CONFIG_GPIO_MC33880=m
CONFIG_GPIO_PISOSR=m
CONFIG_GPIO_XRA1403=y
CONFIG_GPIO_MOXTET=m
# end of SPI GPIO expanders
#
# USB GPIO expanders
#
# end of USB GPIO expanders
#
# Virtual GPIO drivers
#
# CONFIG_GPIO_AGGREGATOR is not set
CONFIG_GPIO_MOCKUP=m
# CONFIG_GPIO_VIRTIO is not set
# CONFIG_GPIO_SIM is not set
# end of Virtual GPIO drivers
CONFIG_W1=y
#
# 1-wire Bus Masters
#
# CONFIG_W1_MASTER_DS2490 is not set
CONFIG_W1_MASTER_DS2482=m
# CONFIG_W1_MASTER_MXC is not set
CONFIG_W1_MASTER_DS1WM=y
CONFIG_W1_MASTER_GPIO=m
CONFIG_W1_MASTER_SGI=y
# end of 1-wire Bus Masters
#
# 1-wire Slaves
#
CONFIG_W1_SLAVE_THERM=y
CONFIG_W1_SLAVE_SMEM=m
CONFIG_W1_SLAVE_DS2405=m
CONFIG_W1_SLAVE_DS2408=y
# CONFIG_W1_SLAVE_DS2408_READBACK is not set
CONFIG_W1_SLAVE_DS2413=m
# CONFIG_W1_SLAVE_DS2406 is not set
# CONFIG_W1_SLAVE_DS2423 is not set
CONFIG_W1_SLAVE_DS2805=y
# CONFIG_W1_SLAVE_DS2430 is not set
# CONFIG_W1_SLAVE_DS2431 is not set
CONFIG_W1_SLAVE_DS2433=m
CONFIG_W1_SLAVE_DS2433_CRC=y
CONFIG_W1_SLAVE_DS2438=m
# CONFIG_W1_SLAVE_DS250X is not set
CONFIG_W1_SLAVE_DS2780=y
# CONFIG_W1_SLAVE_DS2781 is not set
CONFIG_W1_SLAVE_DS28E04=m
# CONFIG_W1_SLAVE_DS28E17 is not set
# end of 1-wire Slaves
CONFIG_POWER_RESET=y
# CONFIG_POWER_RESET_BRCMKONA is not set
# CONFIG_POWER_RESET_BRCMSTB is not set
# CONFIG_POWER_RESET_GEMINI_POWEROFF is not set
CONFIG_POWER_RESET_GPIO=y
CONFIG_POWER_RESET_GPIO_RESTART=y
# CONFIG_POWER_RESET_OCELOT_RESET is not set
CONFIG_POWER_RESET_LTC2952=y
# CONFIG_POWER_RESET_MT6323 is not set
# CONFIG_POWER_RESET_REGULATOR is not set
CONFIG_POWER_RESET_RESTART=y
# CONFIG_POWER_RESET_TPS65086 is not set
# CONFIG_POWER_RESET_KEYSTONE is not set
# CONFIG_POWER_RESET_SYSCON is not set
# CONFIG_POWER_RESET_SYSCON_POWEROFF is not set
# CONFIG_POWER_RESET_RMOBILE is not set
CONFIG_REBOOT_MODE=y
# CONFIG_SYSCON_REBOOT_MODE is not set
# CONFIG_POWER_RESET_SC27XX is not set
CONFIG_NVMEM_REBOOT_MODE=y
CONFIG_POWER_SUPPLY=y
# CONFIG_POWER_SUPPLY_DEBUG is not set
CONFIG_PDA_POWER=y
# CONFIG_GENERIC_ADC_BATTERY is not set
# CONFIG_IP5XXX_POWER is not set
# CONFIG_TEST_POWER is not set
# CONFIG_CHARGER_ADP5061 is not set
CONFIG_BATTERY_ACT8945A=m
CONFIG_BATTERY_CPCAP=m
# CONFIG_BATTERY_CW2015 is not set
CONFIG_BATTERY_DS2760=y
CONFIG_BATTERY_DS2780=y
# CONFIG_BATTERY_DS2781 is not set
CONFIG_BATTERY_DS2782=m
# CONFIG_BATTERY_LEGO_EV3 is not set
# CONFIG_BATTERY_SAMSUNG_SDI is not set
# CONFIG_BATTERY_SBS is not set
CONFIG_CHARGER_SBS=m
# CONFIG_BATTERY_BQ27XXX is not set
CONFIG_BATTERY_MAX17040=m
# CONFIG_BATTERY_MAX17042 is not set
CONFIG_BATTERY_MAX1721X=y
CONFIG_CHARGER_PCF50633=m
CONFIG_CHARGER_CPCAP=m
CONFIG_CHARGER_ISP1704=m
CONFIG_CHARGER_MAX8903=y
CONFIG_CHARGER_LP8727=m
CONFIG_CHARGER_GPIO=y
# CONFIG_CHARGER_MANAGER is not set
CONFIG_CHARGER_LT3651=y
# CONFIG_CHARGER_LTC4162L is not set
# CONFIG_CHARGER_MAX14577 is not set
CONFIG_CHARGER_DETECTOR_MAX14656=m
CONFIG_CHARGER_MAX77650=m
CONFIG_CHARGER_MAX77693=m
# CONFIG_CHARGER_MAX77976 is not set
# CONFIG_CHARGER_QCOM_SMBB is not set
# CONFIG_CHARGER_BQ2415X is not set
CONFIG_CHARGER_BQ24190=m
CONFIG_CHARGER_BQ24257=m
CONFIG_CHARGER_BQ24735=m
# CONFIG_CHARGER_BQ2515X is not set
CONFIG_CHARGER_BQ25890=m
# CONFIG_CHARGER_BQ25980 is not set
# CONFIG_CHARGER_BQ256XX is not set
# CONFIG_CHARGER_RK817 is not set
CONFIG_CHARGER_SMB347=m
# CONFIG_BATTERY_GAUGE_LTC2941 is not set
# CONFIG_BATTERY_GOLDFISH is not set
CONFIG_BATTERY_RT5033=m
# CONFIG_CHARGER_RT9455 is not set
# CONFIG_CHARGER_SC2731 is not set
# CONFIG_FUEL_GAUGE_SC27XX is not set
CONFIG_CHARGER_UCS1002=m
# CONFIG_CHARGER_BD99954 is not set
# CONFIG_BATTERY_UG3105 is not set
# CONFIG_HWMON is not set
# CONFIG_THERMAL is not set
CONFIG_WATCHDOG=y
CONFIG_WATCHDOG_CORE=y
# CONFIG_WATCHDOG_NOWAYOUT is not set
# CONFIG_WATCHDOG_HANDLE_BOOT_ENABLED is not set
CONFIG_WATCHDOG_OPEN_TIMEOUT=0
# CONFIG_WATCHDOG_SYSFS is not set
# CONFIG_WATCHDOG_HRTIMER_PRETIMEOUT is not set
#
# Watchdog Pretimeout Governors
#
CONFIG_WATCHDOG_PRETIMEOUT_GOV=y
CONFIG_WATCHDOG_PRETIMEOUT_GOV_SEL=m
CONFIG_WATCHDOG_PRETIMEOUT_GOV_NOOP=y
# CONFIG_WATCHDOG_PRETIMEOUT_GOV_PANIC is not set
CONFIG_WATCHDOG_PRETIMEOUT_DEFAULT_GOV_NOOP=y
#
# Watchdog Device Drivers
#
CONFIG_SOFT_WATCHDOG=y
CONFIG_SOFT_WATCHDOG_PRETIMEOUT=y
# CONFIG_DA9052_WATCHDOG is not set
# CONFIG_DA9055_WATCHDOG is not set
# CONFIG_DA9063_WATCHDOG is not set
# CONFIG_DA9062_WATCHDOG is not set
CONFIG_GPIO_WATCHDOG=m
CONFIG_MENF21BMC_WATCHDOG=m
# CONFIG_MENZ069_WATCHDOG is not set
CONFIG_XILINX_WATCHDOG=y
CONFIG_ZIIRAVE_WATCHDOG=m
# CONFIG_RAVE_SP_WATCHDOG is not set
# CONFIG_SL28CPLD_WATCHDOG is not set
# CONFIG_ARMADA_37XX_WATCHDOG is not set
# CONFIG_ASM9260_WATCHDOG is not set
# CONFIG_AT91RM9200_WATCHDOG is not set
# CONFIG_AT91SAM9X_WATCHDOG is not set
# CONFIG_SAMA5D4_WATCHDOG is not set
CONFIG_CADENCE_WATCHDOG=y
# CONFIG_FTWDT010_WATCHDOG is not set
# CONFIG_S3C2410_WATCHDOG is not set
CONFIG_DW_WATCHDOG=y
# CONFIG_EP93XX_WATCHDOG is not set
# CONFIG_OMAP_WATCHDOG is not set
# CONFIG_PNX4008_WATCHDOG is not set
# CONFIG_DAVINCI_WATCHDOG is not set
# CONFIG_K3_RTI_WATCHDOG is not set
CONFIG_RN5T618_WATCHDOG=m
# CONFIG_SUNXI_WATCHDOG is not set
# CONFIG_NPCM7XX_WATCHDOG is not set
# CONFIG_STMP3XXX_RTC_WATCHDOG is not set
# CONFIG_TS4800_WATCHDOG is not set
# CONFIG_TS72XX_WATCHDOG is not set
CONFIG_MAX63XX_WATCHDOG=m
# CONFIG_MAX77620_WATCHDOG is not set
# CONFIG_IMX2_WDT is not set
# CONFIG_IMX7ULP_WDT is not set
CONFIG_RETU_WATCHDOG=m
# CONFIG_MOXART_WDT is not set
# CONFIG_ST_LPC_WATCHDOG is not set
# CONFIG_TEGRA_WATCHDOG is not set
# CONFIG_QCOM_WDT is not set
# CONFIG_MESON_GXBB_WATCHDOG is not set
# CONFIG_MESON_WATCHDOG is not set
# CONFIG_MEDIATEK_WATCHDOG is not set
# CONFIG_DIGICOLOR_WATCHDOG is not set
# CONFIG_LPC18XX_WATCHDOG is not set
# CONFIG_RENESAS_WDT is not set
# CONFIG_RENESAS_RZAWDT is not set
# CONFIG_RENESAS_RZN1WDT is not set
# CONFIG_RENESAS_RZG2LWDT is not set
# CONFIG_ASPEED_WATCHDOG is not set
# CONFIG_UNIPHIER_WATCHDOG is not set
# CONFIG_RTD119X_WATCHDOG is not set
# CONFIG_REALTEK_OTTO_WDT is not set
# CONFIG_SPRD_WATCHDOG is not set
# CONFIG_VISCONTI_WATCHDOG is not set
# CONFIG_MSC313E_WATCHDOG is not set
# CONFIG_APPLE_WATCHDOG is not set
# CONFIG_SUNPLUS_WATCHDOG is not set
# CONFIG_SC520_WDT is not set
CONFIG_KEMPLD_WDT=y
# CONFIG_BCM47XX_WDT is not set
# CONFIG_BCM2835_WDT is not set
# CONFIG_BCM_KONA_WDT is not set
# CONFIG_BCM7038_WDT is not set
# CONFIG_IMGPDC_WDT is not set
# CONFIG_MPC5200_WDT is not set
CONFIG_MEN_A21_WDT=y
# CONFIG_UML_WATCHDOG is not set
#
# USB-based Watchdog Cards
#
CONFIG_USBPCWATCHDOG=m
CONFIG_SSB_POSSIBLE=y
# CONFIG_SSB is not set
CONFIG_BCMA_POSSIBLE=y
# CONFIG_BCMA is not set
#
# Multifunction device drivers
#
CONFIG_MFD_CORE=y
CONFIG_MFD_ACT8945A=m
# CONFIG_MFD_SUN4I_GPADC is not set
# CONFIG_MFD_AT91_USART is not set
CONFIG_MFD_ATMEL_FLEXCOM=m
# CONFIG_MFD_ATMEL_HLCDC is not set
CONFIG_MFD_BCM590XX=m
CONFIG_MFD_BD9571MWV=m
# CONFIG_MFD_AXP20X_I2C is not set
CONFIG_MFD_MADERA=m
CONFIG_MFD_MADERA_I2C=m
CONFIG_MFD_MADERA_SPI=m
# CONFIG_MFD_CS47L15 is not set
CONFIG_MFD_CS47L35=y
CONFIG_MFD_CS47L85=y
CONFIG_MFD_CS47L90=y
CONFIG_MFD_CS47L92=y
# CONFIG_MFD_ASIC3 is not set
# CONFIG_MFD_DA9052_SPI is not set
CONFIG_MFD_DA9062=m
CONFIG_MFD_DA9063=m
# CONFIG_MFD_DA9150 is not set
CONFIG_MFD_DLN2=y
# CONFIG_MFD_ENE_KB3930 is not set
# CONFIG_MFD_EXYNOS_LPASS is not set
# CONFIG_MFD_GATEWORKS_GSC is not set
CONFIG_MFD_MC13XXX=y
CONFIG_MFD_MC13XXX_SPI=y
# CONFIG_MFD_MC13XXX_I2C is not set
# CONFIG_MFD_MP2629 is not set
# CONFIG_MFD_MXS_LRADC is not set
# CONFIG_MFD_MX25_TSADC is not set
# CONFIG_MFD_HI6421_PMIC is not set
# CONFIG_MFD_HI655X_PMIC is not set
CONFIG_HTC_PASIC3=y
# CONFIG_MFD_IQS62X is not set
CONFIG_MFD_KEMPLD=y
CONFIG_MFD_88PM800=m
# CONFIG_MFD_88PM805 is not set
CONFIG_MFD_MAX14577=m
CONFIG_MFD_MAX77650=m
CONFIG_MFD_MAX77686=m
CONFIG_MFD_MAX77693=m
# CONFIG_MFD_MAX77714 is not set
CONFIG_MFD_MAX8907=m
# CONFIG_MFD_MT6360 is not set
# CONFIG_MFD_MT6370 is not set
CONFIG_MFD_MT6397=y
CONFIG_MFD_MENF21BMC=m
# CONFIG_MFD_OCELOT is not set
CONFIG_EZX_PCAP=y
CONFIG_MFD_CPCAP=y
# CONFIG_MFD_VIPERBOARD is not set
# CONFIG_MFD_NTXEC is not set
CONFIG_MFD_RETU=m
CONFIG_MFD_PCF50633=m
# CONFIG_PCF50633_ADC is not set
CONFIG_PCF50633_GPIO=m
# CONFIG_MFD_PM8XXX is not set
# CONFIG_MFD_SY7636A is not set
# CONFIG_MFD_RT4831 is not set
CONFIG_MFD_RT5033=m
# CONFIG_MFD_RT5120 is not set
CONFIG_MFD_RK808=m
CONFIG_MFD_RN5T618=m
CONFIG_MFD_SI476X_CORE=m
# CONFIG_MFD_SL28CPLD is not set
# CONFIG_MFD_SM501 is not set
# CONFIG_MFD_SKY81452 is not set
# CONFIG_MFD_SC27XX_PMIC is not set
CONFIG_ABX500_CORE=y
# CONFIG_MFD_STMPE is not set
# CONFIG_MFD_SUN6I_PRCM is not set
CONFIG_MFD_SYSCON=y
CONFIG_MFD_TI_AM335X_TSCADC=y
CONFIG_MFD_LP3943=m
CONFIG_MFD_TI_LMU=m
# CONFIG_TPS6105X is not set
# CONFIG_TPS65010 is not set
CONFIG_TPS6507X=m
CONFIG_MFD_TPS65086=m
# CONFIG_MFD_TPS65217 is not set
CONFIG_MFD_TI_LP873X=m
# CONFIG_MFD_TI_LP87565 is not set
CONFIG_MFD_TPS65218=m
CONFIG_MFD_TPS65912=y
# CONFIG_MFD_TPS65912_I2C is not set
CONFIG_MFD_TPS65912_SPI=y
CONFIG_MFD_WL1273_CORE=m
CONFIG_MFD_LM3533=m
CONFIG_MFD_TQMX86=m
CONFIG_MFD_ARIZONA=m
CONFIG_MFD_ARIZONA_I2C=m
# CONFIG_MFD_ARIZONA_SPI is not set
# CONFIG_MFD_CS47L24 is not set
CONFIG_MFD_WM5102=y
CONFIG_MFD_WM5110=y
CONFIG_MFD_WM8997=y
# CONFIG_MFD_WM8998 is not set
# CONFIG_MFD_WM831X_SPI is not set
CONFIG_MFD_WM8994=m
# CONFIG_MFD_STW481X is not set
# CONFIG_MFD_STM32_LPTIMER is not set
# CONFIG_MFD_STM32_TIMERS is not set
CONFIG_MFD_STMFX=m
# CONFIG_MFD_WCD934X is not set
# CONFIG_MFD_ATC260X_I2C is not set
# CONFIG_MFD_KHADAS_MCU is not set
# CONFIG_MFD_ACER_A500_EC is not set
# CONFIG_MFD_QCOM_PM8008 is not set
CONFIG_RAVE_SP_CORE=m
# CONFIG_MFD_INTEL_M10_BMC is not set
# CONFIG_MFD_RSMU_I2C is not set
# CONFIG_MFD_RSMU_SPI is not set
# end of Multifunction device drivers
CONFIG_REGULATOR=y
# CONFIG_REGULATOR_DEBUG is not set
CONFIG_REGULATOR_FIXED_VOLTAGE=y
CONFIG_REGULATOR_VIRTUAL_CONSUMER=m
# CONFIG_REGULATOR_USERSPACE_CONSUMER is not set
CONFIG_REGULATOR_88PG86X=m
CONFIG_REGULATOR_88PM800=m
CONFIG_REGULATOR_ACT8865=m
# CONFIG_REGULATOR_ACT8945A is not set
CONFIG_REGULATOR_AD5398=m
CONFIG_REGULATOR_ANATOP=m
CONFIG_REGULATOR_BCM590XX=m
# CONFIG_REGULATOR_BD9571MWV is not set
CONFIG_REGULATOR_CPCAP=y
CONFIG_REGULATOR_DA9062=m
CONFIG_REGULATOR_DA9063=m
# CONFIG_REGULATOR_DA9121 is not set
CONFIG_REGULATOR_DA9210=m
CONFIG_REGULATOR_DA9211=m
CONFIG_REGULATOR_FAN53555=m
# CONFIG_REGULATOR_FAN53880 is not set
CONFIG_REGULATOR_GPIO=m
CONFIG_REGULATOR_ISL9305=m
CONFIG_REGULATOR_ISL6271A=m
# CONFIG_REGULATOR_LM363X is not set
# CONFIG_REGULATOR_LP3971 is not set
# CONFIG_REGULATOR_LP3972 is not set
CONFIG_REGULATOR_LP872X=m
CONFIG_REGULATOR_LP873X=m
CONFIG_REGULATOR_LP8755=m
# CONFIG_REGULATOR_LTC3589 is not set
# CONFIG_REGULATOR_LTC3676 is not set
CONFIG_REGULATOR_MAX14577=m
# CONFIG_REGULATOR_MAX1586 is not set
# CONFIG_REGULATOR_MAX77620 is not set
CONFIG_REGULATOR_MAX77650=m
# CONFIG_REGULATOR_MAX8649 is not set
CONFIG_REGULATOR_MAX8660=m
# CONFIG_REGULATOR_MAX8893 is not set
CONFIG_REGULATOR_MAX8907=m
CONFIG_REGULATOR_MAX8952=m
# CONFIG_REGULATOR_MAX20086 is not set
CONFIG_REGULATOR_MAX77686=m
CONFIG_REGULATOR_MAX77693=m
# CONFIG_REGULATOR_MAX77802 is not set
# CONFIG_REGULATOR_MAX77826 is not set
CONFIG_REGULATOR_MC13XXX_CORE=y
CONFIG_REGULATOR_MC13783=m
CONFIG_REGULATOR_MC13892=y
# CONFIG_REGULATOR_MCP16502 is not set
# CONFIG_REGULATOR_MP5416 is not set
# CONFIG_REGULATOR_MP8859 is not set
# CONFIG_REGULATOR_MP886X is not set
# CONFIG_REGULATOR_MPQ7920 is not set
CONFIG_REGULATOR_MT6311=m
CONFIG_REGULATOR_MT6323=y
# CONFIG_REGULATOR_MT6331 is not set
# CONFIG_REGULATOR_MT6332 is not set
# CONFIG_REGULATOR_MT6358 is not set
# CONFIG_REGULATOR_MT6359 is not set
CONFIG_REGULATOR_MT6397=m
# CONFIG_REGULATOR_PBIAS is not set
# CONFIG_REGULATOR_PCA9450 is not set
# CONFIG_REGULATOR_PCAP is not set
CONFIG_REGULATOR_PCF50633=m
# CONFIG_REGULATOR_PF8X00 is not set
CONFIG_REGULATOR_PFUZE100=m
CONFIG_REGULATOR_PV88060=m
CONFIG_REGULATOR_PV88080=m
CONFIG_REGULATOR_PV88090=m
CONFIG_REGULATOR_PWM=m
# CONFIG_REGULATOR_QCOM_RPMH is not set
# CONFIG_REGULATOR_QCOM_SPMI is not set
# CONFIG_REGULATOR_QCOM_USB_VBUS is not set
# CONFIG_REGULATOR_RASPBERRYPI_TOUCHSCREEN_ATTINY is not set
CONFIG_REGULATOR_RK808=m
# CONFIG_REGULATOR_RN5T618 is not set
# CONFIG_REGULATOR_RT4801 is not set
CONFIG_REGULATOR_RT5033=m
# CONFIG_REGULATOR_RT5190A is not set
# CONFIG_REGULATOR_RT5759 is not set
# CONFIG_REGULATOR_RT6160 is not set
# CONFIG_REGULATOR_RT6245 is not set
# CONFIG_REGULATOR_RTQ2134 is not set
# CONFIG_REGULATOR_RTMV20 is not set
# CONFIG_REGULATOR_RTQ6752 is not set
# CONFIG_REGULATOR_S2MPA01 is not set
# CONFIG_REGULATOR_S2MPS11 is not set
# CONFIG_REGULATOR_S5M8767 is not set
# CONFIG_REGULATOR_SC2731 is not set
CONFIG_REGULATOR_SLG51000=m
# CONFIG_REGULATOR_STM32_BOOSTER is not set
# CONFIG_REGULATOR_STM32_VREFBUF is not set
# CONFIG_REGULATOR_STM32_PWR is not set
# CONFIG_REGULATOR_TI_ABB is not set
# CONFIG_REGULATOR_STW481X_VMMC is not set
CONFIG_REGULATOR_SY8106A=m
# CONFIG_REGULATOR_SY8824X is not set
# CONFIG_REGULATOR_SY8827N is not set
# CONFIG_REGULATOR_TPS51632 is not set
CONFIG_REGULATOR_TPS62360=m
# CONFIG_REGULATOR_TPS6286X is not set
CONFIG_REGULATOR_TPS65023=m
CONFIG_REGULATOR_TPS6507X=m
CONFIG_REGULATOR_TPS65086=m
CONFIG_REGULATOR_TPS65132=m
CONFIG_REGULATOR_TPS65218=m
CONFIG_REGULATOR_TPS6524X=y
CONFIG_REGULATOR_TPS65912=y
# CONFIG_REGULATOR_TPS68470 is not set
# CONFIG_REGULATOR_UNIPHIER is not set
CONFIG_REGULATOR_VCTRL=y
CONFIG_REGULATOR_WM8994=m
# CONFIG_REGULATOR_QCOM_LABIBB is not set
CONFIG_RC_CORE=m
# CONFIG_LIRC is not set
CONFIG_RC_MAP=m
# CONFIG_RC_DECODERS is not set
# CONFIG_RC_DEVICES is not set
#
# CEC support
#
# CONFIG_MEDIA_CEC_SUPPORT is not set
# end of CEC support
# CONFIG_MEDIA_SUPPORT is not set
#
# Graphics support
#
# CONFIG_IMX_IPUV3_CORE is not set
# CONFIG_DRM is not set
CONFIG_DRM_DEBUG_MODESET_LOCK=y
#
# ARM devices
#
# end of ARM devices
#
# Frame buffer Devices
#
CONFIG_FB_CMDLINE=y
CONFIG_FB_NOTIFY=y
CONFIG_FB=m
CONFIG_FIRMWARE_EDID=y
CONFIG_FB_CFB_FILLRECT=m
CONFIG_FB_CFB_COPYAREA=m
CONFIG_FB_CFB_IMAGEBLIT=m
CONFIG_FB_SYS_FILLRECT=m
CONFIG_FB_SYS_COPYAREA=m
CONFIG_FB_SYS_IMAGEBLIT=m
CONFIG_FB_FOREIGN_ENDIAN=y
# CONFIG_FB_BOTH_ENDIAN is not set
# CONFIG_FB_BIG_ENDIAN is not set
CONFIG_FB_LITTLE_ENDIAN=y
CONFIG_FB_SYS_FOPS=m
CONFIG_FB_DEFERRED_IO=y
CONFIG_FB_BACKLIGHT=m
# CONFIG_FB_MODE_HELPERS is not set
# CONFIG_FB_TILEBLITTING is not set
#
# Frame buffer hardware drivers
#
# CONFIG_FB_CLPS711X is not set
# CONFIG_FB_IMX is not set
# CONFIG_FB_ARC is not set
# CONFIG_FB_PVR2 is not set
# CONFIG_FB_OPENCORES is not set
CONFIG_FB_S1D13XXX=m
# CONFIG_FB_ATMEL is not set
# CONFIG_FB_PXA168 is not set
# CONFIG_FB_W100 is not set
# CONFIG_FB_SH_MOBILE_LCDC is not set
# CONFIG_FB_TMIO is not set
# CONFIG_FB_S3C is not set
# CONFIG_FB_SMSCUFX is not set
# CONFIG_FB_UDL is not set
CONFIG_FB_IBM_GXT4500=m
CONFIG_FB_XILINX=m
# CONFIG_FB_GOLDFISH is not set
# CONFIG_FB_DA8XX is not set
CONFIG_FB_VIRTUAL=m
CONFIG_FB_METRONOME=m
# CONFIG_FB_BROADSHEET is not set
# CONFIG_FB_SIMPLE is not set
CONFIG_FB_SSD1307=m
# CONFIG_FB_OMAP2 is not set
# CONFIG_MMP_DISP is not set
# end of Frame buffer Devices
#
# Backlight & LCD device support
#
# CONFIG_LCD_CLASS_DEVICE is not set
CONFIG_BACKLIGHT_CLASS_DEVICE=y
# CONFIG_BACKLIGHT_KTD253 is not set
CONFIG_BACKLIGHT_LM3533=m
# CONFIG_BACKLIGHT_OMAP1 is not set
# CONFIG_BACKLIGHT_PWM is not set
# CONFIG_BACKLIGHT_QCOM_WLED is not set
CONFIG_BACKLIGHT_ADP8860=m
# CONFIG_BACKLIGHT_ADP8870 is not set
CONFIG_BACKLIGHT_PCF50633=m
CONFIG_BACKLIGHT_LM3630A=m
CONFIG_BACKLIGHT_LM3639=m
# CONFIG_BACKLIGHT_LP855X is not set
CONFIG_BACKLIGHT_GPIO=m
# CONFIG_BACKLIGHT_LV5207LP is not set
# CONFIG_BACKLIGHT_BD6107 is not set
CONFIG_BACKLIGHT_ARCXCNN=m
CONFIG_BACKLIGHT_RAVE_SP=m
# CONFIG_BACKLIGHT_LED is not set
# end of Backlight & LCD device support
CONFIG_LOGO=y
# CONFIG_LOGO_LINUX_MONO is not set
# CONFIG_LOGO_LINUX_VGA16 is not set
# CONFIG_LOGO_LINUX_CLUT224 is not set
# end of Graphics support
# CONFIG_SOUND is not set
#
# HID support
#
CONFIG_HID=m
CONFIG_HID_BATTERY_STRENGTH=y
# CONFIG_HIDRAW is not set
# CONFIG_UHID is not set
# CONFIG_HID_GENERIC is not set
#
# Special HID drivers
#
CONFIG_HID_A4TECH=m
CONFIG_HID_ACCUTOUCH=m
CONFIG_HID_ACRUX=m
CONFIG_HID_ACRUX_FF=y
CONFIG_HID_APPLE=m
CONFIG_HID_APPLEIR=m
CONFIG_HID_ASUS=m
CONFIG_HID_AUREAL=m
CONFIG_HID_BELKIN=m
CONFIG_HID_BETOP_FF=m
# CONFIG_HID_BIGBEN_FF is not set
CONFIG_HID_CHERRY=m
CONFIG_HID_CHICONY=m
CONFIG_HID_CORSAIR=m
CONFIG_HID_COUGAR=m
CONFIG_HID_MACALLY=m
CONFIG_HID_CMEDIA=m
CONFIG_HID_CREATIVE_SB0540=m
CONFIG_HID_CYPRESS=m
# CONFIG_HID_DRAGONRISE is not set
CONFIG_HID_EMS_FF=m
CONFIG_HID_ELAN=m
# CONFIG_HID_ELECOM is not set
# CONFIG_HID_ELO is not set
CONFIG_HID_EZKEY=m
# CONFIG_HID_GEMBIRD is not set
# CONFIG_HID_GFRM is not set
# CONFIG_HID_GLORIOUS is not set
# CONFIG_HID_HOLTEK is not set
# CONFIG_HID_VIVALDI is not set
CONFIG_HID_GT683R=m
# CONFIG_HID_KEYTOUCH is not set
CONFIG_HID_KYE=m
CONFIG_HID_UCLOGIC=m
# CONFIG_HID_WALTOP is not set
CONFIG_HID_VIEWSONIC=m
# CONFIG_HID_VRC2 is not set
# CONFIG_HID_XIAOMI is not set
CONFIG_HID_GYRATION=m
# CONFIG_HID_ICADE is not set
CONFIG_HID_ITE=m
# CONFIG_HID_JABRA is not set
# CONFIG_HID_TWINHAN is not set
CONFIG_HID_KENSINGTON=m
CONFIG_HID_LCPOWER=m
CONFIG_HID_LED=m
CONFIG_HID_LENOVO=m
# CONFIG_HID_LETSKETCH is not set
# CONFIG_HID_LOGITECH is not set
CONFIG_HID_MAGICMOUSE=m
# CONFIG_HID_MALTRON is not set
CONFIG_HID_MAYFLASH=m
# CONFIG_HID_MEGAWORLD_FF is not set
# CONFIG_HID_REDRAGON is not set
# CONFIG_HID_MICROSOFT is not set
CONFIG_HID_MONTEREY=m
CONFIG_HID_MULTITOUCH=m
# CONFIG_HID_NINTENDO is not set
CONFIG_HID_NTI=m
# CONFIG_HID_NTRIG is not set
CONFIG_HID_ORTEK=m
# CONFIG_HID_PANTHERLORD is not set
CONFIG_HID_PENMOUNT=m
CONFIG_HID_PETALYNX=m
# CONFIG_HID_PICOLCD is not set
CONFIG_HID_PLANTRONICS=m
# CONFIG_HID_PXRC is not set
# CONFIG_HID_RAZER is not set
CONFIG_HID_PRIMAX=m
# CONFIG_HID_RETRODE is not set
# CONFIG_HID_ROCCAT is not set
CONFIG_HID_SAITEK=m
# CONFIG_HID_SAMSUNG is not set
# CONFIG_HID_SEMITEK is not set
# CONFIG_HID_SIGMAMICRO is not set
CONFIG_HID_SONY=m
CONFIG_SONY_FF=y
# CONFIG_HID_SPEEDLINK is not set
CONFIG_HID_STEAM=m
CONFIG_HID_STEELSERIES=m
CONFIG_HID_SUNPLUS=m
CONFIG_HID_RMI=m
CONFIG_HID_GREENASIA=m
CONFIG_GREENASIA_FF=y
CONFIG_HID_SMARTJOYPLUS=m
# CONFIG_SMARTJOYPLUS_FF is not set
CONFIG_HID_TIVO=m
CONFIG_HID_TOPSEED=m
# CONFIG_HID_TOPRE is not set
# CONFIG_HID_THINGM is not set
CONFIG_HID_THRUSTMASTER=m
# CONFIG_THRUSTMASTER_FF is not set
CONFIG_HID_UDRAW_PS3=m
# CONFIG_HID_WACOM is not set
CONFIG_HID_WIIMOTE=m
CONFIG_HID_XINMO=m
# CONFIG_HID_ZEROPLUS is not set
CONFIG_HID_ZYDACRON=m
CONFIG_HID_SENSOR_HUB=m
CONFIG_HID_SENSOR_CUSTOM_SENSOR=m
CONFIG_HID_ALPS=m
# CONFIG_HID_MCP2221 is not set
# end of Special HID drivers
#
# USB HID support
#
CONFIG_USB_HID=m
CONFIG_HID_PID=y
# CONFIG_USB_HIDDEV is not set
#
# USB HID Boot Protocol drivers
#
CONFIG_USB_KBD=m
# CONFIG_USB_MOUSE is not set
# end of USB HID Boot Protocol drivers
# end of USB HID support
#
# I2C HID support
#
# CONFIG_I2C_HID_OF is not set
# CONFIG_I2C_HID_OF_ELAN is not set
# CONFIG_I2C_HID_OF_GOODIX is not set
# end of I2C HID support
# end of HID support
CONFIG_USB_OHCI_LITTLE_ENDIAN=y
CONFIG_USB_SUPPORT=y
CONFIG_USB_COMMON=y
CONFIG_USB_ULPI_BUS=y
CONFIG_USB_CONN_GPIO=m
CONFIG_USB_ARCH_HAS_HCD=y
CONFIG_USB=y
# CONFIG_USB_ANNOUNCE_NEW_DEVICES is not set
#
# Miscellaneous USB options
#
# CONFIG_USB_DEFAULT_PERSIST is not set
# CONFIG_USB_FEW_INIT_RETRIES is not set
CONFIG_USB_DYNAMIC_MINORS=y
# CONFIG_USB_OTG_PRODUCTLIST is not set
# CONFIG_USB_OTG_DISABLE_EXTERNAL_HUB is not set
CONFIG_USB_AUTOSUSPEND_DELAY=2
CONFIG_USB_MON=m
#
# USB Host Controller Drivers
#
# CONFIG_USB_C67X00_HCD is not set
# CONFIG_USB_XHCI_HCD is not set
# CONFIG_USB_BRCMSTB is not set
CONFIG_USB_EHCI_HCD=y
CONFIG_USB_EHCI_ROOT_HUB_TT=y
# CONFIG_USB_EHCI_TT_NEWSCHED is not set
# CONFIG_XPS_USB_HCD_XILINX is not set
CONFIG_USB_EHCI_FSL=m
# CONFIG_USB_EHCI_HCD_NPCM7XX is not set
# CONFIG_USB_EHCI_HCD_ORION is not set
# CONFIG_USB_EHCI_HCD_SPEAR is not set
# CONFIG_USB_EHCI_HCD_STI is not set
# CONFIG_USB_EHCI_HCD_AT91 is not set
# CONFIG_USB_EHCI_SH is not set
# CONFIG_USB_EHCI_EXYNOS is not set
# CONFIG_USB_EHCI_MV is not set
# CONFIG_USB_CNS3XXX_EHCI is not set
# CONFIG_USB_EHCI_HCD_PLATFORM is not set
CONFIG_USB_OXU210HP_HCD=y
CONFIG_USB_ISP116X_HCD=m
# CONFIG_USB_ISP1362_HCD is not set
# CONFIG_USB_FOTG210_HCD is not set
CONFIG_USB_MAX3421_HCD=m
CONFIG_USB_OHCI_HCD=m
# CONFIG_USB_OHCI_HCD_SPEAR is not set
# CONFIG_USB_OHCI_HCD_STI is not set
# CONFIG_USB_OHCI_HCD_S3C2410 is not set
CONFIG_USB_OHCI_HCD_LPC32XX=m
# CONFIG_USB_OHCI_HCD_AT91 is not set
# CONFIG_USB_OHCI_HCD_OMAP3 is not set
# CONFIG_USB_OHCI_HCD_DAVINCI is not set
# CONFIG_USB_OHCI_SH is not set
# CONFIG_USB_OHCI_EXYNOS is not set
# CONFIG_USB_CNS3XXX_OHCI is not set
CONFIG_USB_OHCI_HCD_PLATFORM=m
CONFIG_USB_U132_HCD=m
CONFIG_USB_SL811_HCD=y
CONFIG_USB_SL811_HCD_ISO=y
CONFIG_USB_R8A66597_HCD=y
# CONFIG_USB_HCD_TEST_MODE is not set
#
# USB Device Class drivers
#
CONFIG_USB_PRINTER=m
# CONFIG_USB_WDM is not set
# CONFIG_USB_TMC is not set
#
# NOTE: USB_STORAGE depends on SCSI but BLK_DEV_SD may
#
#
# also be needed; see USB_STORAGE Help for more info
#
CONFIG_USB_STORAGE=m
CONFIG_USB_STORAGE_DEBUG=y
CONFIG_USB_STORAGE_REALTEK=m
CONFIG_USB_STORAGE_DATAFAB=m
CONFIG_USB_STORAGE_FREECOM=m
CONFIG_USB_STORAGE_ISD200=m
CONFIG_USB_STORAGE_USBAT=m
CONFIG_USB_STORAGE_SDDR09=m
CONFIG_USB_STORAGE_SDDR55=m
# CONFIG_USB_STORAGE_JUMPSHOT is not set
# CONFIG_USB_STORAGE_ALAUDA is not set
CONFIG_USB_STORAGE_ONETOUCH=m
# CONFIG_USB_STORAGE_KARMA is not set
CONFIG_USB_STORAGE_CYPRESS_ATACB=m
CONFIG_USB_STORAGE_ENE_UB6250=m
# CONFIG_USB_UAS is not set
#
# USB Imaging devices
#
CONFIG_USB_MDC800=y
# CONFIG_USB_MICROTEK is not set
# CONFIG_USB_CDNS_SUPPORT is not set
# CONFIG_USB_MTU3 is not set
# CONFIG_USB_MUSB_HDRC is not set
CONFIG_USB_DWC3=y
CONFIG_USB_DWC3_ULPI=y
CONFIG_USB_DWC3_HOST=y
#
# Platform Glue Driver Support
#
CONFIG_USB_DWC3_OMAP=y
CONFIG_USB_DWC3_EXYNOS=y
CONFIG_USB_DWC3_KEYSTONE=y
CONFIG_USB_DWC3_MESON_G12A=y
CONFIG_USB_DWC3_OF_SIMPLE=m
CONFIG_USB_DWC3_ST=y
CONFIG_USB_DWC3_QCOM=y
CONFIG_USB_DWC3_IMX8MP=y
CONFIG_USB_DWC3_AM62=y
# CONFIG_USB_DWC2 is not set
CONFIG_USB_CHIPIDEA=m
CONFIG_USB_CHIPIDEA_HOST=y
CONFIG_USB_CHIPIDEA_MSM=m
CONFIG_USB_CHIPIDEA_IMX=m
CONFIG_USB_CHIPIDEA_GENERIC=m
CONFIG_USB_CHIPIDEA_TEGRA=m
CONFIG_USB_ISP1760=y
CONFIG_USB_ISP1760_HCD=y
CONFIG_USB_ISP1760_HOST_ROLE=y
#
# USB port drivers
#
CONFIG_USB_USS720=m
#
# USB Miscellaneous drivers
#
CONFIG_USB_EMI62=y
CONFIG_USB_EMI26=m
# CONFIG_USB_ADUTUX is not set
# CONFIG_USB_SEVSEG is not set
# CONFIG_USB_LEGOTOWER is not set
# CONFIG_USB_LCD is not set
# CONFIG_USB_CYPRESS_CY7C63 is not set
CONFIG_USB_CYTHERM=m
# CONFIG_USB_IDMOUSE is not set
CONFIG_USB_FTDI_ELAN=m
CONFIG_USB_APPLEDISPLAY=y
# CONFIG_USB_QCOM_EUD is not set
# CONFIG_APPLE_MFI_FASTCHARGE is not set
# CONFIG_USB_SISUSBVGA is not set
# CONFIG_USB_LD is not set
CONFIG_USB_TRANCEVIBRATOR=m
CONFIG_USB_IOWARRIOR=m
# CONFIG_USB_TEST is not set
CONFIG_USB_EHSET_TEST_FIXTURE=m
CONFIG_USB_ISIGHTFW=m
# CONFIG_USB_YUREX is not set
CONFIG_USB_EZUSB_FX2=m
CONFIG_USB_HUB_USB251XB=m
# CONFIG_USB_HSIC_USB3503 is not set
CONFIG_USB_HSIC_USB4604=m
CONFIG_USB_LINK_LAYER_TEST=m
# CONFIG_BRCM_USB_PINMAP is not set
# CONFIG_USB_ONBOARD_HUB is not set
#
# USB Physical Layer drivers
#
CONFIG_USB_PHY=y
# CONFIG_NOP_USB_XCEIV is not set
# CONFIG_USB_GPIO_VBUS is not set
# CONFIG_TAHVO_USB is not set
CONFIG_USB_ISP1301=m
# CONFIG_USB_TEGRA_PHY is not set
# CONFIG_USB_ULPI is not set
# CONFIG_JZ4770_PHY is not set
# end of USB Physical Layer drivers
# CONFIG_USB_GADGET is not set
CONFIG_TYPEC=m
# CONFIG_TYPEC_TCPM is not set
CONFIG_TYPEC_UCSI=m
CONFIG_UCSI_CCG=m
# CONFIG_UCSI_STM32G0 is not set
CONFIG_TYPEC_TPS6598X=m
# CONFIG_TYPEC_ANX7411 is not set
# CONFIG_TYPEC_RT1719 is not set
# CONFIG_TYPEC_HD3SS3220 is not set
# CONFIG_TYPEC_STUSB160X is not set
# CONFIG_TYPEC_QCOM_PMIC is not set
# CONFIG_TYPEC_WUSB3801 is not set
#
# USB Type-C Multiplexer/DeMultiplexer Switch support
#
# CONFIG_TYPEC_MUX_FSA4480 is not set
# CONFIG_TYPEC_MUX_PI3USB30532 is not set
# end of USB Type-C Multiplexer/DeMultiplexer Switch support
#
# USB Type-C Alternate Mode drivers
#
# end of USB Type-C Alternate Mode drivers
CONFIG_USB_ROLE_SWITCH=y
# CONFIG_MMC is not set
# CONFIG_SCSI_UFSHCD is not set
CONFIG_MEMSTICK=y
CONFIG_MEMSTICK_DEBUG=y
#
# MemoryStick drivers
#
# CONFIG_MEMSTICK_UNSAFE_RESUME is not set
# CONFIG_MSPRO_BLOCK is not set
CONFIG_MS_BLOCK=m
#
# MemoryStick Host Controller Drivers
#
CONFIG_NEW_LEDS=y
CONFIG_LEDS_CLASS=y
CONFIG_LEDS_CLASS_FLASH=y
# CONFIG_LEDS_CLASS_MULTICOLOR is not set
CONFIG_LEDS_BRIGHTNESS_HW_CHANGED=y
#
# LED drivers
#
# CONFIG_LEDS_AN30259A is not set
# CONFIG_LEDS_ARIEL is not set
# CONFIG_LEDS_AW2013 is not set
CONFIG_LEDS_BCM6328=m
CONFIG_LEDS_BCM6358=m
CONFIG_LEDS_CPCAP=y
CONFIG_LEDS_CR0014114=m
# CONFIG_LEDS_EL15203000 is not set
# CONFIG_LEDS_LM3530 is not set
# CONFIG_LEDS_LM3532 is not set
CONFIG_LEDS_LM3533=m
CONFIG_LEDS_LM3642=m
CONFIG_LEDS_LM3692X=m
# CONFIG_LEDS_MT6323 is not set
# CONFIG_LEDS_S3C24XX is not set
# CONFIG_LEDS_COBALT_QUBE is not set
# CONFIG_LEDS_COBALT_RAQ is not set
CONFIG_LEDS_PCA9532=m
CONFIG_LEDS_PCA9532_GPIO=y
CONFIG_LEDS_GPIO=y
# CONFIG_LEDS_LP3944 is not set
CONFIG_LEDS_LP3952=m
# CONFIG_LEDS_LP50XX is not set
CONFIG_LEDS_LP55XX_COMMON=m
CONFIG_LEDS_LP5521=m
CONFIG_LEDS_LP5523=m
CONFIG_LEDS_LP5562=m
CONFIG_LEDS_LP8501=m
# CONFIG_LEDS_LP8860 is not set
# CONFIG_LEDS_PCA955X is not set
# CONFIG_LEDS_PCA963X is not set
CONFIG_LEDS_DAC124S085=y
# CONFIG_LEDS_PWM is not set
CONFIG_LEDS_REGULATOR=m
# CONFIG_LEDS_BD2802 is not set
CONFIG_LEDS_LT3593=m
# CONFIG_LEDS_MC13783 is not set
CONFIG_LEDS_NS2=y
CONFIG_LEDS_NETXBIG=y
# CONFIG_LEDS_TCA6507 is not set
# CONFIG_LEDS_TLC591XX is not set
# CONFIG_LEDS_MAX77650 is not set
CONFIG_LEDS_LM355x=m
# CONFIG_LEDS_OT200 is not set
CONFIG_LEDS_MENF21BMC=m
CONFIG_LEDS_IS31FL319X=m
# CONFIG_LEDS_IS31FL32XX is not set
#
# LED driver for blink(1) USB RGB LED is under Special HID drivers (HID_THINGM)
#
# CONFIG_LEDS_BLINKM is not set
# CONFIG_LEDS_SYSCON is not set
CONFIG_LEDS_MLXREG=m
CONFIG_LEDS_USER=y
CONFIG_LEDS_SPI_BYTE=m
CONFIG_LEDS_TI_LMU_COMMON=m
CONFIG_LEDS_LM3697=m
CONFIG_LEDS_LM36274=m
# CONFIG_LEDS_IP30 is not set
# CONFIG_LEDS_BCM63138 is not set
# CONFIG_LEDS_LGM is not set
#
# Flash and Torch LED drivers
#
CONFIG_LEDS_AAT1290=m
CONFIG_LEDS_AS3645A=m
CONFIG_LEDS_KTD2692=m
CONFIG_LEDS_LM3601X=m
CONFIG_LEDS_MAX77693=m
# CONFIG_LEDS_RT4505 is not set
# CONFIG_LEDS_RT8515 is not set
# CONFIG_LEDS_SGM3140 is not set
#
# RGB LED drivers
#
#
# LED Triggers
#
# CONFIG_LEDS_TRIGGERS is not set
#
# Simple LED drivers
#
CONFIG_ACCESSIBILITY=y
#
# Speakup console speech
#
# end of Speakup console speech
CONFIG_RTC_LIB=y
CONFIG_RTC_CLASS=y
# CONFIG_RTC_HCTOSYS is not set
CONFIG_RTC_SYSTOHC=y
CONFIG_RTC_SYSTOHC_DEVICE="rtc0"
# CONFIG_RTC_DEBUG is not set
CONFIG_RTC_NVMEM=y
#
# RTC interfaces
#
# CONFIG_RTC_INTF_SYSFS is not set
# CONFIG_RTC_INTF_DEV is not set
CONFIG_RTC_DRV_TEST=y
#
# I2C RTC drivers
#
# CONFIG_RTC_DRV_88PM80X is not set
# CONFIG_RTC_DRV_ABB5ZES3 is not set
# CONFIG_RTC_DRV_ABEOZ9 is not set
CONFIG_RTC_DRV_ABX80X=m
# CONFIG_RTC_DRV_BRCMSTB is not set
CONFIG_RTC_DRV_DS1307=m
# CONFIG_RTC_DRV_DS1307_CENTURY is not set
# CONFIG_RTC_DRV_DS1374 is not set
# CONFIG_RTC_DRV_DS1672 is not set
CONFIG_RTC_DRV_HYM8563=m
CONFIG_RTC_DRV_MAX6900=m
CONFIG_RTC_DRV_MAX8907=m
CONFIG_RTC_DRV_MAX77686=m
# CONFIG_RTC_DRV_NCT3018Y is not set
CONFIG_RTC_DRV_RK808=m
CONFIG_RTC_DRV_RS5C372=m
CONFIG_RTC_DRV_ISL1208=m
CONFIG_RTC_DRV_ISL12022=m
# CONFIG_RTC_DRV_ISL12026 is not set
# CONFIG_RTC_DRV_X1205 is not set
CONFIG_RTC_DRV_PCF8523=m
CONFIG_RTC_DRV_PCF85063=m
CONFIG_RTC_DRV_PCF85363=m
CONFIG_RTC_DRV_PCF8563=m
CONFIG_RTC_DRV_PCF8583=m
# CONFIG_RTC_DRV_M41T80 is not set
CONFIG_RTC_DRV_BQ32K=m
# CONFIG_RTC_DRV_RC5T619 is not set
CONFIG_RTC_DRV_S35390A=m
CONFIG_RTC_DRV_FM3130=m
# CONFIG_RTC_DRV_RX8010 is not set
CONFIG_RTC_DRV_RX8581=m
CONFIG_RTC_DRV_RX8025=m
CONFIG_RTC_DRV_EM3027=m
CONFIG_RTC_DRV_RV3028=m
# CONFIG_RTC_DRV_RV3032 is not set
CONFIG_RTC_DRV_RV8803=m
# CONFIG_RTC_DRV_S5M is not set
# CONFIG_RTC_DRV_SD3078 is not set
#
# SPI RTC drivers
#
# CONFIG_RTC_DRV_M41T93 is not set
CONFIG_RTC_DRV_M41T94=y
CONFIG_RTC_DRV_DS1302=y
CONFIG_RTC_DRV_DS1305=m
CONFIG_RTC_DRV_DS1343=y
# CONFIG_RTC_DRV_DS1347 is not set
CONFIG_RTC_DRV_DS1390=y
CONFIG_RTC_DRV_MAX6916=m
CONFIG_RTC_DRV_R9701=y
CONFIG_RTC_DRV_RX4581=m
CONFIG_RTC_DRV_RS5C348=y
CONFIG_RTC_DRV_MAX6902=m
CONFIG_RTC_DRV_PCF2123=y
# CONFIG_RTC_DRV_MCP795 is not set
CONFIG_RTC_I2C_AND_SPI=m
#
# SPI and I2C RTC drivers
#
CONFIG_RTC_DRV_DS3232=m
# CONFIG_RTC_DRV_PCF2127 is not set
CONFIG_RTC_DRV_RV3029C2=m
CONFIG_RTC_DRV_RX6110=m
#
# Platform RTC drivers
#
CONFIG_RTC_DRV_DS1286=m
CONFIG_RTC_DRV_DS1511=y
# CONFIG_RTC_DRV_DS1553 is not set
CONFIG_RTC_DRV_DS1685_FAMILY=y
# CONFIG_RTC_DRV_DS1685 is not set
# CONFIG_RTC_DRV_DS1689 is not set
# CONFIG_RTC_DRV_DS17285 is not set
CONFIG_RTC_DRV_DS17485=y
# CONFIG_RTC_DRV_DS17885 is not set
# CONFIG_RTC_DRV_DS1742 is not set
# CONFIG_RTC_DRV_DS2404 is not set
# CONFIG_RTC_DRV_DA9063 is not set
CONFIG_RTC_DRV_STK17TA8=m
CONFIG_RTC_DRV_M48T86=y
CONFIG_RTC_DRV_M48T35=m
# CONFIG_RTC_DRV_M48T59 is not set
CONFIG_RTC_DRV_MSM6242=m
# CONFIG_RTC_DRV_BQ4802 is not set
CONFIG_RTC_DRV_RP5C01=y
CONFIG_RTC_DRV_V3020=y
# CONFIG_RTC_DRV_GAMECUBE is not set
# CONFIG_RTC_DRV_SC27XX is not set
CONFIG_RTC_DRV_SPEAR=y
# CONFIG_RTC_DRV_PCF50633 is not set
CONFIG_RTC_DRV_ZYNQMP=m
#
# on-CPU RTC drivers
#
# CONFIG_RTC_DRV_ASM9260 is not set
# CONFIG_RTC_DRV_DAVINCI is not set
# CONFIG_RTC_DRV_DIGICOLOR is not set
# CONFIG_RTC_DRV_FSL_FTM_ALARM is not set
# CONFIG_RTC_DRV_MESON is not set
# CONFIG_RTC_DRV_MESON_VRTC is not set
# CONFIG_RTC_DRV_OMAP is not set
# CONFIG_RTC_DRV_S3C is not set
# CONFIG_RTC_DRV_EP93XX is not set
# CONFIG_RTC_DRV_AT91RM9200 is not set
# CONFIG_RTC_DRV_AT91SAM9 is not set
# CONFIG_RTC_DRV_RZN1 is not set
# CONFIG_RTC_DRV_GENERIC is not set
# CONFIG_RTC_DRV_VT8500 is not set
# CONFIG_RTC_DRV_SUN6I is not set
# CONFIG_RTC_DRV_SUNXI is not set
# CONFIG_RTC_DRV_MV is not set
# CONFIG_RTC_DRV_ARMADA38X is not set
# CONFIG_RTC_DRV_CADENCE is not set
CONFIG_RTC_DRV_FTRTC010=y
# CONFIG_RTC_DRV_STMP is not set
CONFIG_RTC_DRV_PCAP=y
# CONFIG_RTC_DRV_MC13XXX is not set
# CONFIG_RTC_DRV_JZ4740 is not set
# CONFIG_RTC_DRV_LPC24XX is not set
# CONFIG_RTC_DRV_LPC32XX is not set
# CONFIG_RTC_DRV_PM8XXX is not set
# CONFIG_RTC_DRV_TEGRA is not set
# CONFIG_RTC_DRV_MXC is not set
# CONFIG_RTC_DRV_MXC_V2 is not set
CONFIG_RTC_DRV_SNVS=m
# CONFIG_RTC_DRV_MOXART is not set
# CONFIG_RTC_DRV_MT2712 is not set
# CONFIG_RTC_DRV_MT6397 is not set
# CONFIG_RTC_DRV_MT7622 is not set
# CONFIG_RTC_DRV_XGENE is not set
CONFIG_RTC_DRV_R7301=m
# CONFIG_RTC_DRV_STM32 is not set
CONFIG_RTC_DRV_CPCAP=y
# CONFIG_RTC_DRV_RTD119X is not set
# CONFIG_RTC_DRV_ASPEED is not set
# CONFIG_RTC_DRV_TI_K3 is not set
#
# HID Sensor RTC drivers
#
CONFIG_RTC_DRV_HID_SENSOR_TIME=m
# CONFIG_RTC_DRV_GOLDFISH is not set
# CONFIG_RTC_DRV_MSC313 is not set
CONFIG_DMADEVICES=y
CONFIG_DMADEVICES_DEBUG=y
CONFIG_DMADEVICES_VDEBUG=y
#
# DMA Devices
#
CONFIG_DMA_ENGINE=y
CONFIG_DMA_VIRTUAL_CHANNELS=y
CONFIG_DMA_OF=y
# CONFIG_ALTERA_MSGDMA is not set
# CONFIG_APPLE_ADMAC is not set
CONFIG_AXI_DMAC=m
# CONFIG_DMA_JZ4780 is not set
# CONFIG_DMA_SA11X0 is not set
# CONFIG_DMA_SUN6I is not set
CONFIG_DW_AXI_DMAC=m
# CONFIG_EP93XX_DMA is not set
CONFIG_FSL_EDMA=m
# CONFIG_IMG_MDC_DMA is not set
# CONFIG_INTEL_IDMA64 is not set
# CONFIG_INTEL_IOP_ADMA is not set
# CONFIG_K3_DMA is not set
# CONFIG_MCF_EDMA is not set
# CONFIG_MILBEAUT_HDMAC is not set
# CONFIG_MILBEAUT_XDMAC is not set
# CONFIG_MMP_PDMA is not set
# CONFIG_MMP_TDMA is not set
# CONFIG_MV_XOR is not set
# CONFIG_MXS_DMA is not set
# CONFIG_NBPFAXI_DMA is not set
# CONFIG_STM32_DMA is not set
# CONFIG_STM32_DMAMUX is not set
# CONFIG_STM32_MDMA is not set
# CONFIG_SPRD_DMA is not set
# CONFIG_S3C24XX_DMAC is not set
# CONFIG_TEGRA20_APB_DMA is not set
# CONFIG_TEGRA210_ADMA is not set
# CONFIG_TIMB_DMA is not set
# CONFIG_UNIPHIER_MDMAC is not set
# CONFIG_UNIPHIER_XDMAC is not set
# CONFIG_XGENE_DMA is not set
CONFIG_XILINX_DMA=y
CONFIG_XILINX_ZYNQMP_DMA=m
# CONFIG_XILINX_ZYNQMP_DPDMA is not set
# CONFIG_MTK_HSDMA is not set
# CONFIG_MTK_CQDMA is not set
# CONFIG_QCOM_ADM is not set
# CONFIG_QCOM_HIDMA_MGMT is not set
CONFIG_QCOM_HIDMA=y
# CONFIG_DW_DMAC is not set
# CONFIG_SF_PDMA is not set
CONFIG_RENESAS_DMA=y
CONFIG_SH_DMAE_BASE=y
# CONFIG_SH_DMAE is not set
# CONFIG_RCAR_DMAC is not set
# CONFIG_RENESAS_USB_DMAC is not set
# CONFIG_RZ_DMAC is not set
CONFIG_TI_EDMA=y
CONFIG_DMA_OMAP=y
CONFIG_TI_DMA_CROSSBAR=y
# CONFIG_INTEL_LDMA is not set
#
# DMA Clients
#
# CONFIG_ASYNC_TX_DMA is not set
CONFIG_DMATEST=m
CONFIG_DMA_ENGINE_RAID=y
#
# DMABUF options
#
# CONFIG_SYNC_FILE is not set
# CONFIG_DMABUF_HEAPS is not set
# end of DMABUF options
CONFIG_AUXDISPLAY=y
CONFIG_CHARLCD=m
CONFIG_LINEDISP=m
CONFIG_HD44780_COMMON=m
# CONFIG_HD44780 is not set
CONFIG_KS0108=m
CONFIG_KS0108_PORT=0x378
CONFIG_KS0108_DELAY=2
CONFIG_IMG_ASCII_LCD=m
CONFIG_HT16K33=m
# CONFIG_LCD2S is not set
CONFIG_PARPORT_PANEL=m
CONFIG_PANEL_PARPORT=0
CONFIG_PANEL_PROFILE=5
# CONFIG_PANEL_CHANGE_MESSAGE is not set
CONFIG_CHARLCD_BL_OFF=y
# CONFIG_CHARLCD_BL_ON is not set
# CONFIG_CHARLCD_BL_FLASH is not set
CONFIG_PANEL=m
CONFIG_UIO=y
CONFIG_UIO_PDRV_GENIRQ=m
CONFIG_UIO_DMEM_GENIRQ=y
# CONFIG_UIO_PRUSS is not set
# CONFIG_UIO_DFL is not set
CONFIG_VFIO=y
# CONFIG_VFIO_NOIOMMU is not set
# CONFIG_VFIO_PLATFORM is not set
# CONFIG_VFIO_MDEV is not set
CONFIG_VIRT_DRIVERS=y
CONFIG_VIRTIO_ANCHOR=y
CONFIG_VIRTIO=m
CONFIG_VIRTIO_MENU=y
CONFIG_VIRTIO_BALLOON=m
CONFIG_VIRTIO_INPUT=m
# CONFIG_VIRTIO_MMIO is not set
CONFIG_VHOST_MENU=y
# CONFIG_VHOST_CROSS_ENDIAN_LEGACY is not set
#
# Microsoft Hyper-V guest support
#
# end of Microsoft Hyper-V guest support
# CONFIG_GREYBUS is not set
CONFIG_COMEDI=m
# CONFIG_COMEDI_DEBUG is not set
CONFIG_COMEDI_DEFAULT_BUF_SIZE_KB=2048
CONFIG_COMEDI_DEFAULT_BUF_MAXSIZE_KB=20480
CONFIG_COMEDI_MISC_DRIVERS=y
# CONFIG_COMEDI_BOND is not set
# CONFIG_COMEDI_TEST is not set
# CONFIG_COMEDI_PARPORT is not set
# CONFIG_COMEDI_SSV_DNP is not set
CONFIG_COMEDI_ISA_DRIVERS=y
CONFIG_COMEDI_PCL711=m
CONFIG_COMEDI_PCL724=m
# CONFIG_COMEDI_PCL726 is not set
CONFIG_COMEDI_PCL730=m
CONFIG_COMEDI_PCL812=m
CONFIG_COMEDI_PCL816=m
CONFIG_COMEDI_PCL818=m
CONFIG_COMEDI_PCM3724=m
CONFIG_COMEDI_AMPLC_DIO200_ISA=m
CONFIG_COMEDI_AMPLC_PC236_ISA=m
# CONFIG_COMEDI_AMPLC_PC263_ISA is not set
# CONFIG_COMEDI_RTI800 is not set
CONFIG_COMEDI_RTI802=m
# CONFIG_COMEDI_DAC02 is not set
CONFIG_COMEDI_DAS16M1=m
# CONFIG_COMEDI_DAS08_ISA is not set
# CONFIG_COMEDI_DAS16 is not set
CONFIG_COMEDI_DAS800=m
CONFIG_COMEDI_DAS1800=m
CONFIG_COMEDI_DAS6402=m
CONFIG_COMEDI_DT2801=m
CONFIG_COMEDI_DT2811=m
# CONFIG_COMEDI_DT2814 is not set
# CONFIG_COMEDI_DT2815 is not set
CONFIG_COMEDI_DT2817=m
# CONFIG_COMEDI_DT282X is not set
# CONFIG_COMEDI_DMM32AT is not set
# CONFIG_COMEDI_FL512 is not set
CONFIG_COMEDI_AIO_AIO12_8=m
# CONFIG_COMEDI_AIO_IIRO_16 is not set
CONFIG_COMEDI_II_PCI20KC=m
CONFIG_COMEDI_C6XDIGIO=m
# CONFIG_COMEDI_MPC624 is not set
CONFIG_COMEDI_ADQ12B=m
CONFIG_COMEDI_NI_AT_A2150=m
CONFIG_COMEDI_NI_AT_AO=m
# CONFIG_COMEDI_NI_ATMIO is not set
CONFIG_COMEDI_NI_ATMIO16D=m
CONFIG_COMEDI_NI_LABPC_ISA=m
# CONFIG_COMEDI_PCMAD is not set
CONFIG_COMEDI_PCMDA12=m
CONFIG_COMEDI_PCMMIO=m
# CONFIG_COMEDI_PCMUIO is not set
# CONFIG_COMEDI_MULTIQ3 is not set
CONFIG_COMEDI_S526=m
# CONFIG_COMEDI_USB_DRIVERS is not set
CONFIG_COMEDI_8254=m
CONFIG_COMEDI_8255=m
CONFIG_COMEDI_8255_SA=m
# CONFIG_COMEDI_KCOMEDILIB is not set
CONFIG_COMEDI_AMPLC_DIO200=m
CONFIG_COMEDI_AMPLC_PC236=m
CONFIG_COMEDI_NI_LABPC=m
# CONFIG_COMEDI_TESTS is not set
CONFIG_STAGING=y
#
# IIO staging drivers
#
#
# Accelerometers
#
CONFIG_ADIS16203=m
# CONFIG_ADIS16240 is not set
# end of Accelerometers
#
# Analog to digital converters
#
# CONFIG_AD7816 is not set
# end of Analog to digital converters
#
# Analog digital bi-direction converters
#
CONFIG_ADT7316=m
# CONFIG_ADT7316_SPI is not set
CONFIG_ADT7316_I2C=m
# end of Analog digital bi-direction converters
#
# Direct Digital Synthesis
#
# CONFIG_AD9832 is not set
CONFIG_AD9834=m
# end of Direct Digital Synthesis
#
# Network Analyzer, Impedance Converters
#
CONFIG_AD5933=m
# end of Network Analyzer, Impedance Converters
#
# Active energy metering IC
#
CONFIG_ADE7854=m
CONFIG_ADE7854_I2C=m
CONFIG_ADE7854_SPI=m
# end of Active energy metering IC
#
# Resolver to digital converters
#
CONFIG_AD2S1210=m
# end of Resolver to digital converters
# end of IIO staging drivers
CONFIG_STAGING_MEDIA=y
CONFIG_STAGING_BOARD=y
# CONFIG_FB_TFT is not set
# CONFIG_MOST_COMPONENTS is not set
CONFIG_BCM_VIDEOCORE=y
# CONFIG_BCM2835_VCHIQ is not set
# CONFIG_PI433 is not set
CONFIG_XIL_AXIS_FIFO=y
CONFIG_FIELDBUS_DEV=y
# CONFIG_HMS_ANYBUSS_BUS is not set
# CONFIG_GOLDFISH is not set
# CONFIG_CHROME_PLATFORMS is not set
# CONFIG_MELLANOX_PLATFORM is not set
# CONFIG_OLPC_XO175 is not set
CONFIG_SURFACE_PLATFORMS=y
CONFIG_HAVE_CLK=y
CONFIG_HAVE_CLK_PREPARE=y
CONFIG_COMMON_CLK=y
#
# Clock driver for ARM Reference designs
#
# CONFIG_CLK_ICST is not set
# CONFIG_CLK_SP810 is not set
# end of Clock driver for ARM Reference designs
# CONFIG_CLK_HSDK is not set
# CONFIG_LMK04832 is not set
# CONFIG_COMMON_CLK_APPLE_NCO is not set
CONFIG_COMMON_CLK_MAX77686=m
# CONFIG_COMMON_CLK_MAX9485 is not set
CONFIG_COMMON_CLK_RK808=m
# CONFIG_COMMON_CLK_HI655X is not set
# CONFIG_COMMON_CLK_SCMI is not set
# CONFIG_COMMON_CLK_SCPI is not set
CONFIG_COMMON_CLK_SI5341=m
CONFIG_COMMON_CLK_SI5351=m
CONFIG_COMMON_CLK_SI514=m
CONFIG_COMMON_CLK_SI544=m
CONFIG_COMMON_CLK_SI570=m
# CONFIG_COMMON_CLK_BM1880 is not set
# CONFIG_COMMON_CLK_CDCE706 is not set
# CONFIG_COMMON_CLK_TPS68470 is not set
CONFIG_COMMON_CLK_CDCE925=m
CONFIG_COMMON_CLK_CS2000_CP=m
# CONFIG_COMMON_CLK_EN7523 is not set
# CONFIG_COMMON_CLK_FSL_FLEXSPI is not set
# CONFIG_COMMON_CLK_FSL_SAI is not set
# CONFIG_COMMON_CLK_GEMINI is not set
# CONFIG_COMMON_CLK_LAN966X is not set
# CONFIG_COMMON_CLK_ASPEED is not set
# CONFIG_COMMON_CLK_S2MPS11 is not set
# CONFIG_COMMON_CLK_AXI_CLKGEN is not set
# CONFIG_CLK_QORIQ is not set
# CONFIG_CLK_LS1028A_PLLDIG is not set
# CONFIG_COMMON_CLK_XGENE is not set
CONFIG_COMMON_CLK_PWM=m
# CONFIG_COMMON_CLK_OXNAS is not set
# CONFIG_COMMON_CLK_RS9_PCIE is not set
CONFIG_COMMON_CLK_VC5=m
# CONFIG_COMMON_CLK_VC7 is not set
# CONFIG_COMMON_CLK_MMP2_AUDIO is not set
CONFIG_COMMON_CLK_FIXED_MMIO=y
# CONFIG_CLK_ACTIONS is not set
# CONFIG_CLK_BAIKAL_T1 is not set
# CONFIG_CLK_BCM2711_DVP is not set
# CONFIG_CLK_BCM2835 is not set
# CONFIG_CLK_BCM_63XX is not set
# CONFIG_CLK_BCM_63XX_GATE is not set
# CONFIG_CLK_BCM_KONA is not set
# CONFIG_CLK_BCM_CYGNUS is not set
# CONFIG_CLK_BCM_HR2 is not set
# CONFIG_CLK_BCM_NSP is not set
# CONFIG_CLK_BCM_NS2 is not set
# CONFIG_CLK_BCM_SR is not set
# CONFIG_CLK_RASPBERRYPI is not set
# CONFIG_COMMON_CLK_HI3516CV300 is not set
# CONFIG_COMMON_CLK_HI3519 is not set
# CONFIG_COMMON_CLK_HI3559A is not set
# CONFIG_COMMON_CLK_HI3660 is not set
# CONFIG_COMMON_CLK_HI3670 is not set
# CONFIG_COMMON_CLK_HI3798CV200 is not set
# CONFIG_COMMON_CLK_HI6220 is not set
# CONFIG_RESET_HISI is not set
# CONFIG_COMMON_CLK_BOSTON is not set
# CONFIG_MXC_CLK is not set
# CONFIG_CLK_IMX8MM is not set
# CONFIG_CLK_IMX8MN is not set
# CONFIG_CLK_IMX8MP is not set
# CONFIG_CLK_IMX8MQ is not set
# CONFIG_CLK_IMX8ULP is not set
# CONFIG_CLK_IMX93 is not set
#
# Ingenic SoCs drivers
#
# CONFIG_INGENIC_CGU_JZ4740 is not set
# CONFIG_INGENIC_CGU_JZ4725B is not set
# CONFIG_INGENIC_CGU_JZ4760 is not set
# CONFIG_INGENIC_CGU_JZ4770 is not set
# CONFIG_INGENIC_CGU_JZ4780 is not set
# CONFIG_INGENIC_CGU_X1000 is not set
# CONFIG_INGENIC_CGU_X1830 is not set
# CONFIG_INGENIC_TCU_CLK is not set
# end of Ingenic SoCs drivers
# CONFIG_COMMON_CLK_KEYSTONE is not set
# CONFIG_TI_SYSCON_CLK is not set
#
# Clock driver for MediaTek SoC
#
# CONFIG_COMMON_CLK_MT2701 is not set
# CONFIG_COMMON_CLK_MT2712 is not set
# CONFIG_COMMON_CLK_MT6765 is not set
# CONFIG_COMMON_CLK_MT6779 is not set
# CONFIG_COMMON_CLK_MT6795 is not set
# CONFIG_COMMON_CLK_MT6797 is not set
# CONFIG_COMMON_CLK_MT7622 is not set
# CONFIG_COMMON_CLK_MT7629 is not set
# CONFIG_COMMON_CLK_MT7986 is not set
# CONFIG_COMMON_CLK_MT8135 is not set
# CONFIG_COMMON_CLK_MT8167 is not set
# CONFIG_COMMON_CLK_MT8173 is not set
# CONFIG_COMMON_CLK_MT8183 is not set
# CONFIG_COMMON_CLK_MT8186 is not set
# CONFIG_COMMON_CLK_MT8192 is not set
# CONFIG_COMMON_CLK_MT8195 is not set
# CONFIG_COMMON_CLK_MT8365 is not set
# CONFIG_COMMON_CLK_MT8516 is not set
# end of Clock driver for MediaTek SoC
#
# Clock support for Amlogic platforms
#
# end of Clock support for Amlogic platforms
# CONFIG_MSTAR_MSC313_MPLL is not set
# CONFIG_MCHP_CLK_MPFS is not set
# CONFIG_COMMON_CLK_PISTACHIO is not set
# CONFIG_COMMON_CLK_QCOM is not set
# CONFIG_CLK_MT7621 is not set
# CONFIG_CLK_RENESAS is not set
# CONFIG_COMMON_CLK_SAMSUNG is not set
# CONFIG_S3C2410_COMMON_CLK is not set
# CONFIG_S3C2412_COMMON_CLK is not set
# CONFIG_S3C2443_COMMON_CLK is not set
# CONFIG_CLK_SIFIVE is not set
# CONFIG_CLK_INTEL_SOCFPGA is not set
# CONFIG_SPRD_COMMON_CLK is not set
# CONFIG_CLK_STARFIVE_JH7100 is not set
CONFIG_CLK_SUNXI=y
CONFIG_CLK_SUNXI_CLOCKS=y
CONFIG_CLK_SUNXI_PRCM_SUN6I=y
CONFIG_CLK_SUNXI_PRCM_SUN8I=y
CONFIG_CLK_SUNXI_PRCM_SUN9I=y
# CONFIG_SUNXI_CCU is not set
# CONFIG_COMMON_CLK_TI_ADPLL is not set
# CONFIG_CLK_UNIPHIER is not set
# CONFIG_COMMON_CLK_VISCONTI is not set
# CONFIG_CLK_LGM_CGU is not set
CONFIG_XILINX_VCU=y
CONFIG_COMMON_CLK_XLNX_CLKWZRD=y
# CONFIG_COMMON_CLK_ZYNQMP is not set
CONFIG_HWSPINLOCK=y
# CONFIG_HWSPINLOCK_OMAP is not set
# CONFIG_HWSPINLOCK_QCOM is not set
# CONFIG_HWSPINLOCK_SPRD is not set
# CONFIG_HWSPINLOCK_STM32 is not set
# CONFIG_HWSPINLOCK_SUN6I is not set
# CONFIG_HSEM_U8500 is not set
#
# Clock Source drivers
#
CONFIG_TIMER_OF=y
CONFIG_TIMER_PROBE=y
# CONFIG_BCM2835_TIMER is not set
# CONFIG_BCM_KONA_TIMER is not set
# CONFIG_DAVINCI_TIMER is not set
# CONFIG_DIGICOLOR_TIMER is not set
# CONFIG_OMAP_DM_TIMER is not set
# CONFIG_DW_APB_TIMER is not set
# CONFIG_FTTMR010_TIMER is not set
# CONFIG_IXP4XX_TIMER is not set
# CONFIG_MESON6_TIMER is not set
# CONFIG_OWL_TIMER is not set
# CONFIG_RDA_TIMER is not set
# CONFIG_SUN4I_TIMER is not set
# CONFIG_SUN5I_HSTIMER is not set
# CONFIG_TEGRA_TIMER is not set
# CONFIG_TEGRA186_TIMER is not set
# CONFIG_VT8500_TIMER is not set
# CONFIG_NPCM7XX_TIMER is not set
# CONFIG_CADENCE_TTC_TIMER is not set
# CONFIG_ASM9260_TIMER is not set
# CONFIG_CLKSRC_DBX500_PRCMU is not set
# CONFIG_CLPS711X_TIMER is not set
# CONFIG_MXS_TIMER is not set
# CONFIG_NSPIRE_TIMER is not set
# CONFIG_INTEGRATOR_AP_TIMER is not set
# CONFIG_CLKSRC_PISTACHIO is not set
# CONFIG_CLKSRC_TI_32K is not set
# CONFIG_CLKSRC_STM32_LP is not set
# CONFIG_CLKSRC_MPS2 is not set
# CONFIG_ARC_TIMERS is not set
# CONFIG_ARM_TIMER_SP804 is not set
# CONFIG_ARMV7M_SYSTICK is not set
# CONFIG_ATMEL_PIT is not set
# CONFIG_ATMEL_ST is not set
# CONFIG_CLKSRC_SAMSUNG_PWM is not set
# CONFIG_FSL_FTM_TIMER is not set
# CONFIG_OXNAS_RPS_TIMER is not set
# CONFIG_MTK_TIMER is not set
# CONFIG_SPRD_TIMER is not set
# CONFIG_CLKSRC_JCORE_PIT is not set
# CONFIG_SH_TIMER_CMT is not set
# CONFIG_SH_TIMER_MTU2 is not set
# CONFIG_RENESAS_OSTM is not set
# CONFIG_SH_TIMER_TMU is not set
# CONFIG_EM_TIMER_STI is not set
# CONFIG_CLKSRC_VERSATILE is not set
# CONFIG_CLKSRC_PXA is not set
# CONFIG_TIMER_IMX_SYS_CTR is not set
# CONFIG_CLKSRC_ST_LPC is not set
# CONFIG_GXP_TIMER is not set
# CONFIG_MSC313E_TIMER is not set
# CONFIG_INGENIC_TIMER is not set
# CONFIG_INGENIC_SYSOST is not set
# CONFIG_INGENIC_OST is not set
# CONFIG_MICROCHIP_PIT64B is not set
# end of Clock Source drivers
# CONFIG_MAILBOX is not set
CONFIG_IOMMU_API=y
# CONFIG_IOMMU_SUPPORT is not set
#
# Remoteproc drivers
#
# CONFIG_REMOTEPROC is not set
# end of Remoteproc drivers
#
# Rpmsg drivers
#
CONFIG_RPMSG=m
# CONFIG_RPMSG_CTRL is not set
CONFIG_RPMSG_NS=m
CONFIG_RPMSG_VIRTIO=m
# end of Rpmsg drivers
CONFIG_SOUNDWIRE=m
#
# SoundWire Devices
#
#
# SOC (System On Chip) specific Drivers
#
#
# Amlogic SoC drivers
#
# CONFIG_MESON_CANVAS is not set
# CONFIG_MESON_CLK_MEASURE is not set
# CONFIG_MESON_GX_SOCINFO is not set
# CONFIG_MESON_MX_SOCINFO is not set
# end of Amlogic SoC drivers
#
# Apple SoC drivers
#
# CONFIG_APPLE_SART is not set
# end of Apple SoC drivers
#
# ASPEED SoC drivers
#
# CONFIG_ASPEED_LPC_CTRL is not set
# CONFIG_ASPEED_LPC_SNOOP is not set
# CONFIG_ASPEED_UART_ROUTING is not set
# CONFIG_ASPEED_P2A_CTRL is not set
# CONFIG_ASPEED_SOCINFO is not set
# end of ASPEED SoC drivers
# CONFIG_AT91_SOC_ID is not set
# CONFIG_AT91_SOC_SFR is not set
#
# Broadcom SoC drivers
#
# CONFIG_BCM2835_POWER is not set
# CONFIG_SOC_BCM63XX is not set
# CONFIG_SOC_BRCMSTB is not set
# CONFIG_BCM_PMB is not set
# end of Broadcom SoC drivers
#
# NXP/Freescale QorIQ SoC drivers
#
# CONFIG_QUICC_ENGINE is not set
CONFIG_DPAA2_CONSOLE=y
# end of NXP/Freescale QorIQ SoC drivers
#
# fujitsu SoC drivers
#
# end of fujitsu SoC drivers
#
# i.MX SoC drivers
#
# CONFIG_SOC_IMX8M is not set
# CONFIG_SOC_IMX9 is not set
# end of i.MX SoC drivers
#
# IXP4xx SoC drivers
#
# CONFIG_IXP4XX_QMGR is not set
# CONFIG_IXP4XX_NPE is not set
# end of IXP4xx SoC drivers
#
# Enable LiteX SoC Builder specific drivers
#
# CONFIG_LITEX_SOC_CONTROLLER is not set
# end of Enable LiteX SoC Builder specific drivers
#
# MediaTek SoC drivers
#
# CONFIG_MTK_CMDQ is not set
# CONFIG_MTK_DEVAPC is not set
# CONFIG_MTK_INFRACFG is not set
# CONFIG_MTK_PMIC_WRAP is not set
# CONFIG_MTK_SCPSYS is not set
# CONFIG_MTK_MMSYS is not set
# end of MediaTek SoC drivers
#
# Qualcomm SoC drivers
#
# CONFIG_QCOM_COMMAND_DB is not set
# CONFIG_QCOM_GENI_SE is not set
# CONFIG_QCOM_GSBI is not set
# CONFIG_QCOM_LLCC is not set
# CONFIG_QCOM_RPMH is not set
# CONFIG_QCOM_SMEM is not set
# CONFIG_QCOM_SMD_RPM is not set
# CONFIG_QCOM_SPM is not set
# CONFIG_QCOM_WCNSS_CTRL is not set
# CONFIG_QCOM_ICC_BWMON is not set
# end of Qualcomm SoC drivers
# CONFIG_SOC_RENESAS is not set
# CONFIG_ROCKCHIP_GRF is not set
# CONFIG_ROCKCHIP_IODOMAIN is not set
# CONFIG_SOC_SAMSUNG is not set
# CONFIG_SOC_TEGRA20_VOLTAGE_COUPLER is not set
# CONFIG_SOC_TEGRA30_VOLTAGE_COUPLER is not set
CONFIG_SOC_TI=y
# CONFIG_UX500_SOC_ID is not set
#
# Xilinx SoC drivers
#
# end of Xilinx SoC drivers
# end of SOC (System On Chip) specific Drivers
CONFIG_PM_DEVFREQ=y
#
# DEVFREQ Governors
#
CONFIG_DEVFREQ_GOV_SIMPLE_ONDEMAND=y
# CONFIG_DEVFREQ_GOV_PERFORMANCE is not set
# CONFIG_DEVFREQ_GOV_POWERSAVE is not set
# CONFIG_DEVFREQ_GOV_USERSPACE is not set
# CONFIG_DEVFREQ_GOV_PASSIVE is not set
#
# DEVFREQ Drivers
#
# CONFIG_ARM_EXYNOS_BUS_DEVFREQ is not set
# CONFIG_ARM_IMX_BUS_DEVFREQ is not set
# CONFIG_ARM_TEGRA_DEVFREQ is not set
# CONFIG_ARM_MEDIATEK_CCI_DEVFREQ is not set
# CONFIG_ARM_SUN8I_A33_MBUS_DEVFREQ is not set
# CONFIG_PM_DEVFREQ_EVENT is not set
CONFIG_EXTCON=y
#
# Extcon Device Drivers
#
# CONFIG_EXTCON_ADC_JACK is not set
# CONFIG_EXTCON_FSA9480 is not set
CONFIG_EXTCON_GPIO=y
CONFIG_EXTCON_MAX14577=m
# CONFIG_EXTCON_MAX3355 is not set
CONFIG_EXTCON_MAX77693=m
# CONFIG_EXTCON_PTN5150 is not set
# CONFIG_EXTCON_QCOM_SPMI_MISC is not set
CONFIG_EXTCON_RT8973A=m
CONFIG_EXTCON_SM5502=m
CONFIG_EXTCON_USB_GPIO=m
# CONFIG_EXTCON_USBC_TUSB320 is not set
CONFIG_MEMORY=y
CONFIG_DDR=y
# CONFIG_ATMEL_SDRAMC is not set
# CONFIG_ATMEL_EBI is not set
# CONFIG_BRCMSTB_DPFE is not set
# CONFIG_BRCMSTB_MEMC is not set
# CONFIG_BT1_L2_CTL is not set
# CONFIG_TI_AEMIF is not set
# CONFIG_TI_EMIF is not set
# CONFIG_OMAP_GPMC is not set
# CONFIG_FPGA_DFL_EMIF is not set
# CONFIG_MVEBU_DEVBUS is not set
# CONFIG_FSL_CORENET_CF is not set
# CONFIG_FSL_IFC is not set
# CONFIG_JZ4780_NEMC is not set
# CONFIG_MTK_SMI is not set
# CONFIG_DA8XX_DDRCTL is not set
# CONFIG_RENESAS_RPCIF is not set
# CONFIG_STM32_FMC2_EBI is not set
# CONFIG_SAMSUNG_MC is not set
CONFIG_TEGRA_MC=y
CONFIG_TEGRA20_EMC=y
CONFIG_TEGRA30_EMC=y
CONFIG_TEGRA124_EMC=y
# CONFIG_TEGRA210_EMC is not set
CONFIG_IIO=m
CONFIG_IIO_BUFFER=y
CONFIG_IIO_BUFFER_CB=m
# CONFIG_IIO_BUFFER_DMA is not set
# CONFIG_IIO_BUFFER_DMAENGINE is not set
CONFIG_IIO_BUFFER_HW_CONSUMER=m
CONFIG_IIO_KFIFO_BUF=m
CONFIG_IIO_TRIGGERED_BUFFER=m
CONFIG_IIO_CONFIGFS=m
CONFIG_IIO_TRIGGER=y
CONFIG_IIO_CONSUMERS_PER_TRIGGER=2
# CONFIG_IIO_SW_DEVICE is not set
CONFIG_IIO_SW_TRIGGER=m
CONFIG_IIO_TRIGGERED_EVENT=m
#
# Accelerometers
#
CONFIG_ADIS16201=m
# CONFIG_ADIS16209 is not set
# CONFIG_ADXL313_I2C is not set
# CONFIG_ADXL313_SPI is not set
CONFIG_ADXL345=m
CONFIG_ADXL345_I2C=m
CONFIG_ADXL345_SPI=m
# CONFIG_ADXL355_I2C is not set
# CONFIG_ADXL355_SPI is not set
# CONFIG_ADXL367_SPI is not set
# CONFIG_ADXL367_I2C is not set
CONFIG_ADXL372=m
CONFIG_ADXL372_SPI=m
CONFIG_ADXL372_I2C=m
# CONFIG_BMA180 is not set
CONFIG_BMA220=m
# CONFIG_BMA400 is not set
# CONFIG_BMC150_ACCEL is not set
# CONFIG_BMI088_ACCEL is not set
CONFIG_DA280=m
CONFIG_DA311=m
CONFIG_DMARD06=m
CONFIG_DMARD09=m
CONFIG_DMARD10=m
# CONFIG_FXLS8962AF_I2C is not set
# CONFIG_FXLS8962AF_SPI is not set
CONFIG_HID_SENSOR_ACCEL_3D=m
CONFIG_IIO_ST_ACCEL_3AXIS=m
CONFIG_IIO_ST_ACCEL_I2C_3AXIS=m
CONFIG_IIO_ST_ACCEL_SPI_3AXIS=m
# CONFIG_KXSD9 is not set
# CONFIG_KXCJK1013 is not set
# CONFIG_MC3230 is not set
CONFIG_MMA7455=m
CONFIG_MMA7455_I2C=m
CONFIG_MMA7455_SPI=m
CONFIG_MMA7660=m
# CONFIG_MMA8452 is not set
CONFIG_MMA9551_CORE=m
CONFIG_MMA9551=m
CONFIG_MMA9553=m
# CONFIG_MSA311 is not set
# CONFIG_MXC4005 is not set
# CONFIG_MXC6255 is not set
# CONFIG_SCA3000 is not set
# CONFIG_SCA3300 is not set
CONFIG_STK8312=m
# CONFIG_STK8BA50 is not set
# end of Accelerometers
#
# Analog to digital converters
#
CONFIG_AD_SIGMA_DELTA=m
# CONFIG_AD7091R5 is not set
CONFIG_AD7124=m
CONFIG_AD7192=m
CONFIG_AD7266=m
CONFIG_AD7280=m
# CONFIG_AD7291 is not set
# CONFIG_AD7292 is not set
CONFIG_AD7298=m
CONFIG_AD7476=m
# CONFIG_AD7606_IFACE_PARALLEL is not set
# CONFIG_AD7606_IFACE_SPI is not set
# CONFIG_AD7766 is not set
# CONFIG_AD7768_1 is not set
# CONFIG_AD7780 is not set
# CONFIG_AD7791 is not set
CONFIG_AD7793=m
CONFIG_AD7887=m
# CONFIG_AD7923 is not set
# CONFIG_AD7949 is not set
CONFIG_AD799X=m
# CONFIG_ADI_AXI_ADC is not set
# CONFIG_ASPEED_ADC is not set
# CONFIG_AT91_ADC is not set
# CONFIG_AT91_SAMA5D2_ADC is not set
# CONFIG_BCM_IPROC_ADC is not set
# CONFIG_BERLIN2_ADC is not set
CONFIG_CC10001_ADC=m
CONFIG_CPCAP_ADC=m
CONFIG_DLN2_ADC=m
# CONFIG_ENVELOPE_DETECTOR is not set
# CONFIG_EXYNOS_ADC is not set
CONFIG_HI8435=m
CONFIG_HX711=m
# CONFIG_INA2XX_ADC is not set
# CONFIG_INGENIC_ADC is not set
# CONFIG_IMX7D_ADC is not set
# CONFIG_IMX8QXP_ADC is not set
# CONFIG_LPC18XX_ADC is not set
# CONFIG_LPC32XX_ADC is not set
CONFIG_LTC2471=m
# CONFIG_LTC2485 is not set
# CONFIG_LTC2496 is not set
CONFIG_LTC2497=m
CONFIG_MAX1027=m
CONFIG_MAX11100=m
CONFIG_MAX1118=m
# CONFIG_MAX11205 is not set
# CONFIG_MAX1241 is not set
# CONFIG_MAX1363 is not set
# CONFIG_MAX9611 is not set
# CONFIG_MCP320X is not set
CONFIG_MCP3422=m
CONFIG_MCP3911=m
# CONFIG_MEDIATEK_MT6577_AUXADC is not set
CONFIG_MEN_Z188_ADC=m
# CONFIG_MESON_SARADC is not set
# CONFIG_NAU7802 is not set
# CONFIG_NPCM_ADC is not set
# CONFIG_RCAR_GYRO_ADC is not set
# CONFIG_RN5T618_ADC is not set
# CONFIG_ROCKCHIP_SARADC is not set
# CONFIG_RICHTEK_RTQ6056 is not set
# CONFIG_RZG2L_ADC is not set
# CONFIG_SC27XX_ADC is not set
# CONFIG_SPEAR_ADC is not set
# CONFIG_SD_ADC_MODULATOR is not set
# CONFIG_STM32_ADC_CORE is not set
# CONFIG_STM32_DFSDM_CORE is not set
# CONFIG_STM32_DFSDM_ADC is not set
CONFIG_TI_ADC081C=m
CONFIG_TI_ADC0832=m
# CONFIG_TI_ADC084S021 is not set
CONFIG_TI_ADC12138=m
CONFIG_TI_ADC108S102=m
# CONFIG_TI_ADC128S052 is not set
CONFIG_TI_ADC161S626=m
CONFIG_TI_ADS1015=m
# CONFIG_TI_ADS7950 is not set
# CONFIG_TI_ADS8344 is not set
CONFIG_TI_ADS8688=m
# CONFIG_TI_ADS124S08 is not set
# CONFIG_TI_ADS131E08 is not set
CONFIG_TI_AM335X_ADC=m
# CONFIG_TI_TLC4541 is not set
# CONFIG_TI_TSC2046 is not set
CONFIG_VF610_ADC=m
# CONFIG_XILINX_XADC is not set
# CONFIG_XILINX_AMS is not set
# end of Analog to digital converters
#
# Analog to digital and digital to analog converters
#
# CONFIG_AD74413R is not set
# end of Analog to digital and digital to analog converters
#
# Analog Front Ends
#
CONFIG_IIO_RESCALE=m
# end of Analog Front Ends
#
# Amplifiers
#
CONFIG_AD8366=m
# CONFIG_ADA4250 is not set
# CONFIG_HMC425 is not set
# end of Amplifiers
#
# Capacitance to digital converters
#
CONFIG_AD7150=m
# CONFIG_AD7746 is not set
# end of Capacitance to digital converters
#
# Chemical Sensors
#
CONFIG_ATLAS_PH_SENSOR=m
# CONFIG_ATLAS_EZO_SENSOR is not set
# CONFIG_BME680 is not set
# CONFIG_CCS811 is not set
CONFIG_IAQCORE=m
# CONFIG_PMS7003 is not set
# CONFIG_SCD30_CORE is not set
# CONFIG_SCD4X is not set
CONFIG_SENSIRION_SGP30=m
# CONFIG_SENSIRION_SGP40 is not set
# CONFIG_SPS30_I2C is not set
# CONFIG_SPS30_SERIAL is not set
# CONFIG_SENSEAIR_SUNRISE_CO2 is not set
CONFIG_VZ89X=m
# end of Chemical Sensors
#
# Hid Sensor IIO Common
#
CONFIG_HID_SENSOR_IIO_COMMON=m
CONFIG_HID_SENSOR_IIO_TRIGGER=m
# end of Hid Sensor IIO Common
CONFIG_IIO_MS_SENSORS_I2C=m
#
# IIO SCMI Sensors
#
# end of IIO SCMI Sensors
#
# SSP Sensor Common
#
CONFIG_IIO_SSP_SENSORS_COMMONS=m
CONFIG_IIO_SSP_SENSORHUB=m
# end of SSP Sensor Common
CONFIG_IIO_ST_SENSORS_I2C=m
CONFIG_IIO_ST_SENSORS_SPI=m
CONFIG_IIO_ST_SENSORS_CORE=m
#
# Digital to analog converters
#
# CONFIG_AD3552R is not set
CONFIG_AD5064=m
CONFIG_AD5360=m
CONFIG_AD5380=m
CONFIG_AD5421=m
# CONFIG_AD5446 is not set
# CONFIG_AD5449 is not set
CONFIG_AD5592R_BASE=m
CONFIG_AD5592R=m
# CONFIG_AD5593R is not set
# CONFIG_AD5504 is not set
# CONFIG_AD5624R_SPI is not set
# CONFIG_LTC2688 is not set
CONFIG_AD5686=m
CONFIG_AD5686_SPI=m
# CONFIG_AD5696_I2C is not set
CONFIG_AD5755=m
CONFIG_AD5758=m
CONFIG_AD5761=m
CONFIG_AD5764=m
# CONFIG_AD5766 is not set
# CONFIG_AD5770R is not set
CONFIG_AD5791=m
# CONFIG_AD7293 is not set
# CONFIG_AD7303 is not set
# CONFIG_AD8801 is not set
CONFIG_DPOT_DAC=m
CONFIG_DS4424=m
# CONFIG_LPC18XX_DAC is not set
CONFIG_LTC1660=m
CONFIG_LTC2632=m
CONFIG_M62332=m
# CONFIG_MAX517 is not set
CONFIG_MAX5821=m
CONFIG_MCP4725=m
CONFIG_MCP4922=m
# CONFIG_STM32_DAC is not set
CONFIG_TI_DAC082S085=m
# CONFIG_TI_DAC5571 is not set
# CONFIG_TI_DAC7311 is not set
CONFIG_TI_DAC7612=m
CONFIG_VF610_DAC=m
# end of Digital to analog converters
#
# IIO dummy driver
#
# end of IIO dummy driver
#
# Filters
#
# end of Filters
#
# Frequency Synthesizers DDS/PLL
#
#
# Clock Generator/Distribution
#
# CONFIG_AD9523 is not set
# end of Clock Generator/Distribution
#
# Phase-Locked Loop (PLL) frequency synthesizers
#
CONFIG_ADF4350=m
CONFIG_ADF4371=m
# CONFIG_ADMV1013 is not set
# CONFIG_ADMV4420 is not set
# CONFIG_ADRF6780 is not set
# end of Phase-Locked Loop (PLL) frequency synthesizers
# end of Frequency Synthesizers DDS/PLL
#
# Digital gyroscope sensors
#
CONFIG_ADIS16080=m
# CONFIG_ADIS16130 is not set
CONFIG_ADIS16136=m
CONFIG_ADIS16260=m
# CONFIG_ADXRS290 is not set
CONFIG_ADXRS450=m
CONFIG_BMG160=m
CONFIG_BMG160_I2C=m
CONFIG_BMG160_SPI=m
# CONFIG_FXAS21002C is not set
# CONFIG_HID_SENSOR_GYRO_3D is not set
# CONFIG_MPU3050_I2C is not set
CONFIG_IIO_ST_GYRO_3AXIS=m
CONFIG_IIO_ST_GYRO_I2C_3AXIS=m
CONFIG_IIO_ST_GYRO_SPI_3AXIS=m
# CONFIG_ITG3200 is not set
# end of Digital gyroscope sensors
#
# Health Sensors
#
#
# Heart Rate Monitors
#
# CONFIG_AFE4403 is not set
CONFIG_AFE4404=m
# CONFIG_MAX30100 is not set
# CONFIG_MAX30102 is not set
# end of Heart Rate Monitors
# end of Health Sensors
#
# Humidity sensors
#
CONFIG_AM2315=m
CONFIG_DHT11=m
CONFIG_HDC100X=m
# CONFIG_HDC2010 is not set
CONFIG_HID_SENSOR_HUMIDITY=m
# CONFIG_HTS221 is not set
# CONFIG_HTU21 is not set
CONFIG_SI7005=m
CONFIG_SI7020=m
# end of Humidity sensors
#
# Inertial measurement units
#
CONFIG_ADIS16400=m
CONFIG_ADIS16460=m
# CONFIG_ADIS16475 is not set
CONFIG_ADIS16480=m
CONFIG_BMI160=m
# CONFIG_BMI160_I2C is not set
CONFIG_BMI160_SPI=m
# CONFIG_BOSCH_BNO055_SERIAL is not set
# CONFIG_BOSCH_BNO055_I2C is not set
# CONFIG_FXOS8700_I2C is not set
# CONFIG_FXOS8700_SPI is not set
CONFIG_KMX61=m
# CONFIG_INV_ICM42600_I2C is not set
# CONFIG_INV_ICM42600_SPI is not set
CONFIG_INV_MPU6050_IIO=m
# CONFIG_INV_MPU6050_I2C is not set
CONFIG_INV_MPU6050_SPI=m
# CONFIG_IIO_ST_LSM6DSX is not set
# CONFIG_IIO_ST_LSM9DS0 is not set
# end of Inertial measurement units
CONFIG_IIO_ADIS_LIB=m
CONFIG_IIO_ADIS_LIB_BUFFER=y
#
# Light sensors
#
CONFIG_ADJD_S311=m
# CONFIG_ADUX1020 is not set
# CONFIG_AL3010 is not set
CONFIG_AL3320A=m
CONFIG_APDS9300=m
CONFIG_APDS9960=m
# CONFIG_AS73211 is not set
CONFIG_BH1750=m
CONFIG_BH1780=m
# CONFIG_CM32181 is not set
CONFIG_CM3232=m
CONFIG_CM3323=m
CONFIG_CM3605=m
CONFIG_CM36651=m
# CONFIG_GP2AP002 is not set
CONFIG_GP2AP020A00F=m
# CONFIG_IQS621_ALS is not set
CONFIG_SENSORS_ISL29018=m
# CONFIG_SENSORS_ISL29028 is not set
# CONFIG_ISL29125 is not set
CONFIG_HID_SENSOR_ALS=m
# CONFIG_HID_SENSOR_PROX is not set
CONFIG_JSA1212=m
# CONFIG_RPR0521 is not set
CONFIG_SENSORS_LM3533=m
# CONFIG_LTR501 is not set
# CONFIG_LTRF216A is not set
# CONFIG_LV0104CS is not set
CONFIG_MAX44000=m
CONFIG_MAX44009=m
CONFIG_NOA1305=m
# CONFIG_OPT3001 is not set
# CONFIG_PA12203001 is not set
CONFIG_SI1133=m
CONFIG_SI1145=m
# CONFIG_STK3310 is not set
# CONFIG_ST_UVIS25 is not set
CONFIG_TCS3414=m
CONFIG_TCS3472=m
# CONFIG_SENSORS_TSL2563 is not set
CONFIG_TSL2583=m
# CONFIG_TSL2591 is not set
CONFIG_TSL2772=m
CONFIG_TSL4531=m
# CONFIG_US5182D is not set
# CONFIG_VCNL4000 is not set
CONFIG_VCNL4035=m
# CONFIG_VEML6030 is not set
# CONFIG_VEML6070 is not set
# CONFIG_VL6180 is not set
CONFIG_ZOPT2201=m
# end of Light sensors
#
# Magnetometer sensors
#
# CONFIG_AK8974 is not set
CONFIG_AK8975=m
# CONFIG_AK09911 is not set
CONFIG_BMC150_MAGN=m
CONFIG_BMC150_MAGN_I2C=m
CONFIG_BMC150_MAGN_SPI=m
# CONFIG_MAG3110 is not set
# CONFIG_HID_SENSOR_MAGNETOMETER_3D is not set
CONFIG_MMC35240=m
CONFIG_IIO_ST_MAGN_3AXIS=m
CONFIG_IIO_ST_MAGN_I2C_3AXIS=m
CONFIG_IIO_ST_MAGN_SPI_3AXIS=m
CONFIG_SENSORS_HMC5843=m
CONFIG_SENSORS_HMC5843_I2C=m
# CONFIG_SENSORS_HMC5843_SPI is not set
CONFIG_SENSORS_RM3100=m
CONFIG_SENSORS_RM3100_I2C=m
CONFIG_SENSORS_RM3100_SPI=m
# CONFIG_YAMAHA_YAS530 is not set
# end of Magnetometer sensors
#
# Multiplexers
#
CONFIG_IIO_MUX=m
# end of Multiplexers
#
# Inclinometer sensors
#
CONFIG_HID_SENSOR_INCLINOMETER_3D=m
CONFIG_HID_SENSOR_DEVICE_ROTATION=m
# end of Inclinometer sensors
#
# Triggers - standalone
#
CONFIG_IIO_HRTIMER_TRIGGER=m
CONFIG_IIO_INTERRUPT_TRIGGER=m
# CONFIG_IIO_STM32_LPTIMER_TRIGGER is not set
# CONFIG_IIO_STM32_TIMER_TRIGGER is not set
# CONFIG_IIO_TIGHTLOOP_TRIGGER is not set
# CONFIG_IIO_SYSFS_TRIGGER is not set
# end of Triggers - standalone
#
# Linear and angular position sensors
#
# CONFIG_IQS624_POS is not set
# CONFIG_HID_SENSOR_CUSTOM_INTEL_HINGE is not set
# end of Linear and angular position sensors
#
# Digital potentiometers
#
# CONFIG_AD5110 is not set
CONFIG_AD5272=m
CONFIG_DS1803=m
CONFIG_MAX5432=m
CONFIG_MAX5481=m
# CONFIG_MAX5487 is not set
# CONFIG_MCP4018 is not set
# CONFIG_MCP4131 is not set
# CONFIG_MCP4531 is not set
CONFIG_MCP41010=m
# CONFIG_TPL0102 is not set
# end of Digital potentiometers
#
# Digital potentiostats
#
CONFIG_LMP91000=m
# end of Digital potentiostats
#
# Pressure sensors
#
CONFIG_ABP060MG=m
# CONFIG_BMP280 is not set
# CONFIG_DLHL60D is not set
CONFIG_DPS310=m
# CONFIG_HID_SENSOR_PRESS is not set
CONFIG_HP03=m
# CONFIG_ICP10100 is not set
CONFIG_MPL115=m
CONFIG_MPL115_I2C=m
CONFIG_MPL115_SPI=m
CONFIG_MPL3115=m
CONFIG_MS5611=m
CONFIG_MS5611_I2C=m
CONFIG_MS5611_SPI=m
CONFIG_MS5637=m
CONFIG_IIO_ST_PRESS=m
CONFIG_IIO_ST_PRESS_I2C=m
CONFIG_IIO_ST_PRESS_SPI=m
CONFIG_T5403=m
CONFIG_HP206C=m
# CONFIG_ZPA2326 is not set
# end of Pressure sensors
#
# Lightning sensors
#
CONFIG_AS3935=m
# end of Lightning sensors
#
# Proximity and distance sensors
#
# CONFIG_ISL29501 is not set
CONFIG_LIDAR_LITE_V2=m
# CONFIG_MB1232 is not set
# CONFIG_PING is not set
CONFIG_RFD77402=m
# CONFIG_SRF04 is not set
# CONFIG_SX9310 is not set
# CONFIG_SX9324 is not set
# CONFIG_SX9360 is not set
# CONFIG_SX9500 is not set
# CONFIG_SRF08 is not set
# CONFIG_VCNL3020 is not set
# CONFIG_VL53L0X_I2C is not set
# end of Proximity and distance sensors
#
# Resolver to digital converters
#
CONFIG_AD2S90=m
CONFIG_AD2S1200=m
# end of Resolver to digital converters
#
# Temperature sensors
#
# CONFIG_IQS620AT_TEMP is not set
# CONFIG_LTC2983 is not set
# CONFIG_MAXIM_THERMOCOUPLE is not set
CONFIG_HID_SENSOR_TEMP=m
# CONFIG_MLX90614 is not set
CONFIG_MLX90632=m
CONFIG_TMP006=m
CONFIG_TMP007=m
# CONFIG_TMP117 is not set
CONFIG_TSYS01=m
CONFIG_TSYS02D=m
# CONFIG_MAX31856 is not set
# CONFIG_MAX31865 is not set
# end of Temperature sensors
CONFIG_PWM=y
CONFIG_PWM_SYSFS=y
# CONFIG_PWM_DEBUG is not set
# CONFIG_PWM_ATMEL is not set
# CONFIG_PWM_ATMEL_TCB is not set
# CONFIG_PWM_BCM_IPROC is not set
# CONFIG_PWM_BCM_KONA is not set
# CONFIG_PWM_BCM2835 is not set
# CONFIG_PWM_BERLIN is not set
# CONFIG_PWM_BRCMSTB is not set
# CONFIG_PWM_CLK is not set
# CONFIG_PWM_CLPS711X is not set
# CONFIG_PWM_EP93XX is not set
CONFIG_PWM_FSL_FTM=m
# CONFIG_PWM_HIBVT is not set
# CONFIG_PWM_IMG is not set
# CONFIG_PWM_IMX1 is not set
# CONFIG_PWM_IMX27 is not set
# CONFIG_PWM_IMX_TPM is not set
# CONFIG_PWM_INTEL_LGM is not set
# CONFIG_PWM_IQS620A is not set
# CONFIG_PWM_JZ4740 is not set
# CONFIG_PWM_KEEMBAY is not set
CONFIG_PWM_LP3943=m
# CONFIG_PWM_LPC18XX_SCT is not set
# CONFIG_PWM_LPC32XX is not set
# CONFIG_PWM_LPSS_PLATFORM is not set
# CONFIG_PWM_MESON is not set
# CONFIG_PWM_MTK_DISP is not set
# CONFIG_PWM_MEDIATEK is not set
# CONFIG_PWM_MXS is not set
# CONFIG_PWM_OMAP_DMTIMER is not set
# CONFIG_PWM_PCA9685 is not set
# CONFIG_PWM_PXA is not set
# CONFIG_PWM_RASPBERRYPI_POE is not set
# CONFIG_PWM_RCAR is not set
# CONFIG_PWM_RENESAS_TPU is not set
# CONFIG_PWM_ROCKCHIP is not set
# CONFIG_PWM_SAMSUNG is not set
# CONFIG_PWM_SIFIVE is not set
# CONFIG_PWM_SL28CPLD is not set
# CONFIG_PWM_SPEAR is not set
# CONFIG_PWM_SPRD is not set
# CONFIG_PWM_STI is not set
# CONFIG_PWM_STM32 is not set
# CONFIG_PWM_STM32_LP is not set
# CONFIG_PWM_SUN4I is not set
# CONFIG_PWM_SUNPLUS is not set
# CONFIG_PWM_TEGRA is not set
# CONFIG_PWM_TIECAP is not set
# CONFIG_PWM_TIEHRPWM is not set
# CONFIG_PWM_VISCONTI is not set
# CONFIG_PWM_VT8500 is not set
# CONFIG_PWM_XILINX is not set
#
# IRQ chip support
#
CONFIG_IRQCHIP=y
CONFIG_AL_FIC=y
CONFIG_MADERA_IRQ=m
# CONFIG_JCORE_AIC is not set
# CONFIG_RENESAS_INTC_IRQPIN is not set
# CONFIG_RENESAS_IRQC is not set
# CONFIG_RENESAS_RZA1_IRQC is not set
# CONFIG_RENESAS_RZG2L_IRQC is not set
# CONFIG_SL28CPLD_INTC is not set
# CONFIG_TS4800_IRQ is not set
CONFIG_XILINX_INTC=y
# CONFIG_INGENIC_TCU_IRQ is not set
# CONFIG_IRQ_UNIPHIER_AIDET is not set
# CONFIG_MESON_IRQ_GPIO is not set
# CONFIG_IMX_IRQSTEER is not set
# CONFIG_IMX_INTMUX is not set
# CONFIG_IMX_MU_MSI is not set
# CONFIG_EXYNOS_IRQ_COMBINER is not set
# CONFIG_MST_IRQ is not set
# CONFIG_MCHP_EIC is not set
# CONFIG_SUNPLUS_SP7021_INTC is not set
# end of IRQ chip support
CONFIG_IPACK_BUS=y
CONFIG_RESET_CONTROLLER=y
# CONFIG_RESET_A10SR is not set
# CONFIG_RESET_ATH79 is not set
# CONFIG_RESET_AXS10X is not set
# CONFIG_RESET_BCM6345 is not set
# CONFIG_RESET_BERLIN is not set
# CONFIG_RESET_BRCMSTB is not set
# CONFIG_RESET_BRCMSTB_RESCAL is not set
# CONFIG_RESET_HSDK is not set
# CONFIG_RESET_IMX7 is not set
# CONFIG_RESET_INTEL_GW is not set
# CONFIG_RESET_K210 is not set
# CONFIG_RESET_LANTIQ is not set
# CONFIG_RESET_LPC18XX is not set
# CONFIG_RESET_MCHP_SPARX5 is not set
# CONFIG_RESET_MESON is not set
# CONFIG_RESET_MESON_AUDIO_ARB is not set
# CONFIG_RESET_NPCM is not set
# CONFIG_RESET_PISTACHIO is not set
# CONFIG_RESET_QCOM_AOSS is not set
# CONFIG_RESET_QCOM_PDC is not set
# CONFIG_RESET_RASPBERRYPI is not set
# CONFIG_RESET_RZG2L_USBPHY_CTRL is not set
# CONFIG_RESET_SCMI is not set
# CONFIG_RESET_SIMPLE is not set
# CONFIG_RESET_SOCFPGA is not set
# CONFIG_RESET_STARFIVE_JH7100 is not set
# CONFIG_RESET_SUNPLUS is not set
# CONFIG_RESET_SUNXI is not set
# CONFIG_RESET_TI_SCI is not set
CONFIG_RESET_TI_SYSCON=m
# CONFIG_RESET_TI_TPS380X is not set
# CONFIG_RESET_TN48M_CPLD is not set
# CONFIG_RESET_UNIPHIER is not set
# CONFIG_RESET_UNIPHIER_GLUE is not set
# CONFIG_RESET_ZYNQ is not set
# CONFIG_COMMON_RESET_HI3660 is not set
# CONFIG_COMMON_RESET_HI6220 is not set
#
# PHY Subsystem
#
CONFIG_GENERIC_PHY=y
CONFIG_GENERIC_PHY_MIPI_DPHY=y
# CONFIG_PHY_LPC18XX_USB_OTG is not set
# CONFIG_PHY_PISTACHIO_USB is not set
# CONFIG_PHY_XGENE is not set
# CONFIG_USB_LGM_PHY is not set
# CONFIG_PHY_CAN_TRANSCEIVER is not set
# CONFIG_PHY_SUN4I_USB is not set
# CONFIG_PHY_SUN6I_MIPI_DPHY is not set
# CONFIG_PHY_SUN9I_USB is not set
# CONFIG_PHY_SUN50I_USB3 is not set
# CONFIG_PHY_MESON8_HDMI_TX is not set
# CONFIG_PHY_MESON8B_USB2 is not set
# CONFIG_PHY_MESON_GXL_USB2 is not set
# CONFIG_PHY_MESON_G12A_MIPI_DPHY_ANALOG is not set
# CONFIG_PHY_MESON_G12A_USB2 is not set
# CONFIG_PHY_MESON_G12A_USB3_PCIE is not set
# CONFIG_PHY_MESON_AXG_PCIE is not set
# CONFIG_PHY_MESON_AXG_MIPI_PCIE_ANALOG is not set
# CONFIG_PHY_MESON_AXG_MIPI_DPHY is not set
#
# PHY drivers for Broadcom platforms
#
# CONFIG_PHY_BCM63XX_USBH is not set
# CONFIG_PHY_CYGNUS_PCIE is not set
# CONFIG_PHY_BCM_SR_USB is not set
# CONFIG_BCM_KONA_USB2_PHY is not set
# CONFIG_PHY_BCM_NS_USB2 is not set
# CONFIG_PHY_NS2_USB_DRD is not set
# CONFIG_PHY_BRCM_SATA is not set
# CONFIG_PHY_BRCM_USB is not set
# CONFIG_PHY_BCM_SR_PCIE is not set
# end of PHY drivers for Broadcom platforms
# CONFIG_PHY_CADENCE_TORRENT is not set
# CONFIG_PHY_CADENCE_DPHY is not set
# CONFIG_PHY_CADENCE_DPHY_RX is not set
CONFIG_PHY_CADENCE_SIERRA=y
# CONFIG_PHY_CADENCE_SALVO is not set
CONFIG_PHY_FSL_IMX8MQ_USB=y
# CONFIG_PHY_MIXEL_LVDS_PHY is not set
CONFIG_PHY_MIXEL_MIPI_DPHY=y
# CONFIG_PHY_FSL_IMX8M_PCIE is not set
# CONFIG_PHY_FSL_LYNX_28G is not set
# CONFIG_PHY_HI6220_USB is not set
# CONFIG_PHY_HI3660_USB is not set
# CONFIG_PHY_HI3670_USB is not set
# CONFIG_PHY_HI3670_PCIE is not set
# CONFIG_PHY_HISTB_COMBPHY is not set
# CONFIG_PHY_HISI_INNO_USB2 is not set
# CONFIG_PHY_INGENIC_USB is not set
# CONFIG_PHY_LANTIQ_VRX200_PCIE is not set
# CONFIG_PHY_LANTIQ_RCU_USB2 is not set
# CONFIG_ARMADA375_USBCLUSTER_PHY is not set
# CONFIG_PHY_BERLIN_SATA is not set
# CONFIG_PHY_BERLIN_USB is not set
CONFIG_PHY_MVEBU_A3700_UTMI=y
# CONFIG_PHY_MVEBU_A38X_COMPHY is not set
# CONFIG_PHY_MVEBU_CP110_UTMI is not set
CONFIG_PHY_PXA_28NM_HSIC=y
CONFIG_PHY_PXA_28NM_USB2=m
# CONFIG_PHY_PXA_USB is not set
# CONFIG_PHY_MMP3_USB is not set
# CONFIG_PHY_MMP3_HSIC is not set
# CONFIG_PHY_MTK_PCIE is not set
# CONFIG_PHY_MTK_TPHY is not set
# CONFIG_PHY_MTK_UFS is not set
# CONFIG_PHY_MTK_XSPHY is not set
# CONFIG_PHY_MTK_HDMI is not set
# CONFIG_PHY_MTK_MIPI_DSI is not set
# CONFIG_PHY_MTK_DP is not set
# CONFIG_PHY_SPARX5_SERDES is not set
# CONFIG_PHY_LAN966X_SERDES is not set
CONFIG_PHY_CPCAP_USB=m
CONFIG_PHY_MAPPHONE_MDM6600=m
# CONFIG_PHY_OCELOT_SERDES is not set
CONFIG_PHY_ATH79_USB=m
# CONFIG_PHY_QCOM_EDP is not set
# CONFIG_PHY_QCOM_IPQ4019_USB is not set
# CONFIG_PHY_QCOM_PCIE2 is not set
# CONFIG_PHY_QCOM_QMP is not set
# CONFIG_PHY_QCOM_QUSB2 is not set
# CONFIG_PHY_QCOM_USB_HS is not set
# CONFIG_PHY_QCOM_USB_SNPS_FEMTO_V2 is not set
CONFIG_PHY_QCOM_USB_HSIC=y
# CONFIG_PHY_QCOM_USB_HS_28NM is not set
# CONFIG_PHY_QCOM_USB_SS is not set
# CONFIG_PHY_QCOM_IPQ806X_USB is not set
# CONFIG_PHY_MT7621_PCI is not set
# CONFIG_PHY_RALINK_USB is not set
# CONFIG_PHY_RCAR_GEN3_USB3 is not set
# CONFIG_PHY_ROCKCHIP_DPHY_RX0 is not set
# CONFIG_PHY_ROCKCHIP_INNO_HDMI is not set
# CONFIG_PHY_ROCKCHIP_INNO_USB2 is not set
# CONFIG_PHY_ROCKCHIP_INNO_CSIDPHY is not set
# CONFIG_PHY_ROCKCHIP_INNO_DSIDPHY is not set
# CONFIG_PHY_ROCKCHIP_PCIE is not set
# CONFIG_PHY_ROCKCHIP_SNPS_PCIE3 is not set
# CONFIG_PHY_ROCKCHIP_TYPEC is not set
# CONFIG_PHY_EXYNOS_DP_VIDEO is not set
# CONFIG_PHY_EXYNOS_MIPI_VIDEO is not set
# CONFIG_PHY_EXYNOS_PCIE is not set
# CONFIG_PHY_SAMSUNG_UFS is not set
# CONFIG_PHY_SAMSUNG_USB2 is not set
CONFIG_PHY_EXYNOS5_USBDRD=y
# CONFIG_PHY_UNIPHIER_USB2 is not set
# CONFIG_PHY_UNIPHIER_USB3 is not set
# CONFIG_PHY_UNIPHIER_PCIE is not set
# CONFIG_PHY_UNIPHIER_AHCI is not set
# CONFIG_PHY_ST_SPEAR1310_MIPHY is not set
# CONFIG_PHY_ST_SPEAR1340_MIPHY is not set
# CONFIG_PHY_STIH407_USB is not set
# CONFIG_PHY_STM32_USBPHYC is not set
# CONFIG_PHY_SUNPLUS_USB is not set
# CONFIG_PHY_TEGRA194_P2U is not set
# CONFIG_PHY_DA8XX_USB is not set
# CONFIG_PHY_DM816X_USB is not set
# CONFIG_PHY_AM654_SERDES is not set
# CONFIG_PHY_J721E_WIZ is not set
# CONFIG_OMAP_CONTROL_PHY is not set
# CONFIG_TI_PIPE3 is not set
# CONFIG_PHY_TUSB1210 is not set
# CONFIG_PHY_INTEL_KEEMBAY_EMMC is not set
# CONFIG_PHY_INTEL_KEEMBAY_USB is not set
# CONFIG_PHY_INTEL_LGM_COMBO is not set
# CONFIG_PHY_INTEL_LGM_EMMC is not set
# CONFIG_PHY_INTEL_THUNDERBAY_EMMC is not set
# CONFIG_PHY_XILINX_ZYNQMP is not set
# end of PHY Subsystem
# CONFIG_POWERCAP is not set
CONFIG_MCB=m
CONFIG_MCB_LPC=m
# CONFIG_RAS is not set
#
# Android
#
CONFIG_ANDROID_BINDER_IPC=y
# CONFIG_ANDROID_BINDERFS is not set
CONFIG_ANDROID_BINDER_DEVICES="binder,hwbinder,vndbinder"
CONFIG_ANDROID_BINDER_IPC_SELFTEST=y
# end of Android
CONFIG_DAX=y
CONFIG_NVMEM=y
CONFIG_NVMEM_SYSFS=y
# CONFIG_NVMEM_APPLE_EFUSES is not set
# CONFIG_NVMEM_BCM_OCOTP is not set
# CONFIG_NVMEM_BRCM_NVRAM is not set
# CONFIG_NVMEM_IMX_IIM is not set
# CONFIG_NVMEM_IMX_OCOTP is not set
# CONFIG_NVMEM_JZ4780_EFUSE is not set
# CONFIG_NVMEM_LAN9662_OTPC is not set
# CONFIG_NVMEM_LAYERSCAPE_SFP is not set
# CONFIG_NVMEM_LPC18XX_EEPROM is not set
# CONFIG_NVMEM_LPC18XX_OTP is not set
# CONFIG_NVMEM_MESON_MX_EFUSE is not set
# CONFIG_NVMEM_MICROCHIP_OTPC is not set
# CONFIG_NVMEM_MTK_EFUSE is not set
# CONFIG_NVMEM_MXS_OCOTP is not set
# CONFIG_NVMEM_NINTENDO_OTP is not set
# CONFIG_NVMEM_QCOM_QFPROM is not set
# CONFIG_NVMEM_RAVE_SP_EEPROM is not set
# CONFIG_NVMEM_RMEM is not set
# CONFIG_NVMEM_ROCKCHIP_EFUSE is not set
# CONFIG_NVMEM_ROCKCHIP_OTP is not set
# CONFIG_NVMEM_SC27XX_EFUSE is not set
# CONFIG_NVMEM_SNVS_LPGPR is not set
# CONFIG_NVMEM_SPRD_EFUSE is not set
# CONFIG_NVMEM_STM32_ROMEM is not set
# CONFIG_NVMEM_SUNPLUS_OCOTP is not set
# CONFIG_NVMEM_U_BOOT_ENV is not set
# CONFIG_NVMEM_UNIPHIER_EFUSE is not set
# CONFIG_NVMEM_VF610_OCOTP is not set
#
# HW tracing support
#
# CONFIG_STM is not set
# CONFIG_INTEL_TH is not set
# end of HW tracing support
CONFIG_FPGA=m
# CONFIG_FPGA_MGR_SOCFPGA is not set
# CONFIG_FPGA_MGR_SOCFPGA_A10 is not set
CONFIG_ALTERA_PR_IP_CORE=m
# CONFIG_ALTERA_PR_IP_CORE_PLAT is not set
# CONFIG_FPGA_MGR_ALTERA_PS_SPI is not set
# CONFIG_FPGA_MGR_ZYNQ_FPGA is not set
CONFIG_FPGA_MGR_XILINX_SPI=m
CONFIG_FPGA_MGR_ICE40_SPI=m
# CONFIG_FPGA_MGR_MACHXO2_SPI is not set
CONFIG_FPGA_BRIDGE=m
CONFIG_ALTERA_FREEZE_BRIDGE=m
CONFIG_XILINX_PR_DECOUPLER=m
CONFIG_FPGA_REGION=m
CONFIG_OF_FPGA_REGION=m
CONFIG_FPGA_DFL=m
# CONFIG_FPGA_DFL_AFU is not set
# CONFIG_FPGA_DFL_NIOS_INTEL_PAC_N3000 is not set
# CONFIG_FPGA_MGR_ZYNQMP_FPGA is not set
# CONFIG_FPGA_MGR_VERSAL_FPGA is not set
# CONFIG_FPGA_MGR_MICROCHIP_SPI is not set
# CONFIG_FSI is not set
# CONFIG_TEE is not set
CONFIG_MULTIPLEXER=m
#
# Multiplexer drivers
#
CONFIG_MUX_ADG792A=m
CONFIG_MUX_ADGS1408=m
CONFIG_MUX_GPIO=m
# CONFIG_MUX_MMIO is not set
# end of Multiplexer drivers
CONFIG_PM_OPP=y
CONFIG_SIOX=y
CONFIG_SIOX_BUS_GPIO=y
CONFIG_SLIMBUS=m
CONFIG_SLIM_QCOM_CTRL=m
CONFIG_INTERCONNECT=y
# CONFIG_INTERCONNECT_IMX is not set
# CONFIG_INTERCONNECT_QCOM_OSM_L3 is not set
# CONFIG_INTERCONNECT_SAMSUNG is not set
CONFIG_COUNTER=m
# CONFIG_104_QUAD_8 is not set
# CONFIG_INTERRUPT_CNT is not set
# CONFIG_STM32_TIMER_CNT is not set
# CONFIG_STM32_LPTIMER_CNT is not set
# CONFIG_TI_EQEP is not set
CONFIG_FTM_QUADDEC=m
# CONFIG_MICROCHIP_TCB_CAPTURE is not set
# CONFIG_TI_ECAP_CAPTURE is not set
CONFIG_MOST=y
# CONFIG_MOST_USB_HDM is not set
CONFIG_MOST_CDEV=m
# CONFIG_PECI is not set
# CONFIG_HTE is not set
# end of Device Drivers
#
# File systems
#
# CONFIG_VALIDATE_FS_PARSER is not set
CONFIG_FS_IOMAP=y
CONFIG_EXT2_FS=m
CONFIG_EXT2_FS_XATTR=y
CONFIG_EXT2_FS_POSIX_ACL=y
CONFIG_EXT2_FS_SECURITY=y
CONFIG_EXT3_FS=m
# CONFIG_EXT3_FS_POSIX_ACL is not set
CONFIG_EXT3_FS_SECURITY=y
CONFIG_EXT4_FS=m
CONFIG_EXT4_FS_POSIX_ACL=y
CONFIG_EXT4_FS_SECURITY=y
# CONFIG_EXT4_DEBUG is not set
CONFIG_JBD2=m
# CONFIG_JBD2_DEBUG is not set
CONFIG_FS_MBCACHE=m
CONFIG_REISERFS_FS=y
# CONFIG_REISERFS_CHECK is not set
# CONFIG_REISERFS_FS_XATTR is not set
CONFIG_JFS_FS=y
CONFIG_JFS_POSIX_ACL=y
# CONFIG_JFS_SECURITY is not set
CONFIG_JFS_DEBUG=y
# CONFIG_JFS_STATISTICS is not set
# CONFIG_XFS_FS is not set
CONFIG_GFS2_FS=y
CONFIG_BTRFS_FS=m
CONFIG_BTRFS_FS_POSIX_ACL=y
CONFIG_BTRFS_FS_CHECK_INTEGRITY=y
CONFIG_BTRFS_FS_RUN_SANITY_TESTS=y
# CONFIG_BTRFS_DEBUG is not set
# CONFIG_BTRFS_ASSERT is not set
# CONFIG_BTRFS_FS_REF_VERIFY is not set
# CONFIG_NILFS2_FS is not set
# CONFIG_F2FS_FS is not set
CONFIG_FS_POSIX_ACL=y
CONFIG_EXPORTFS=y
CONFIG_EXPORTFS_BLOCK_OPS=y
# CONFIG_FILE_LOCKING is not set
# CONFIG_FS_ENCRYPTION is not set
CONFIG_FS_VERITY=y
# CONFIG_FS_VERITY_DEBUG is not set
CONFIG_FS_VERITY_BUILTIN_SIGNATURES=y
CONFIG_FSNOTIFY=y
CONFIG_DNOTIFY=y
CONFIG_INOTIFY_USER=y
# CONFIG_FANOTIFY is not set
CONFIG_QUOTA=y
CONFIG_PRINT_QUOTA_WARNING=y
# CONFIG_QUOTA_DEBUG is not set
CONFIG_QFMT_V1=y
# CONFIG_QFMT_V2 is not set
CONFIG_QUOTACTL=y
CONFIG_AUTOFS4_FS=y
CONFIG_AUTOFS_FS=y
# CONFIG_FUSE_FS is not set
CONFIG_OVERLAY_FS=m
CONFIG_OVERLAY_FS_REDIRECT_DIR=y
CONFIG_OVERLAY_FS_REDIRECT_ALWAYS_FOLLOW=y
# CONFIG_OVERLAY_FS_INDEX is not set
# CONFIG_OVERLAY_FS_METACOPY is not set
#
# Caches
#
# CONFIG_FSCACHE is not set
# end of Caches
#
# CD-ROM/DVD Filesystems
#
CONFIG_ISO9660_FS=m
CONFIG_JOLIET=y
# CONFIG_ZISOFS is not set
CONFIG_UDF_FS=m
# end of CD-ROM/DVD Filesystems
#
# DOS/FAT/EXFAT/NT Filesystems
#
CONFIG_FAT_FS=m
CONFIG_MSDOS_FS=m
CONFIG_VFAT_FS=m
CONFIG_FAT_DEFAULT_CODEPAGE=437
CONFIG_FAT_DEFAULT_IOCHARSET="iso8859-1"
CONFIG_FAT_DEFAULT_UTF8=y
CONFIG_EXFAT_FS=m
CONFIG_EXFAT_DEFAULT_IOCHARSET="utf8"
CONFIG_NTFS_FS=m
# CONFIG_NTFS_DEBUG is not set
CONFIG_NTFS_RW=y
# CONFIG_NTFS3_FS is not set
# end of DOS/FAT/EXFAT/NT Filesystems
#
# Pseudo filesystems
#
# CONFIG_PROC_FS is not set
CONFIG_KERNFS=y
CONFIG_SYSFS=y
# CONFIG_TMPFS is not set
CONFIG_CONFIGFS_FS=y
# end of Pseudo filesystems
CONFIG_MISC_FILESYSTEMS=y
CONFIG_ORANGEFS_FS=m
CONFIG_ADFS_FS=y
# CONFIG_ADFS_FS_RW is not set
CONFIG_AFFS_FS=y
CONFIG_ECRYPT_FS=m
CONFIG_ECRYPT_FS_MESSAGING=y
CONFIG_HFS_FS=m
CONFIG_HFSPLUS_FS=y
CONFIG_BEFS_FS=m
CONFIG_BEFS_DEBUG=y
CONFIG_BFS_FS=m
# CONFIG_EFS_FS is not set
CONFIG_JFFS2_FS=m
CONFIG_JFFS2_FS_DEBUG=0
# CONFIG_JFFS2_FS_WRITEBUFFER is not set
CONFIG_JFFS2_SUMMARY=y
CONFIG_JFFS2_FS_XATTR=y
CONFIG_JFFS2_FS_POSIX_ACL=y
# CONFIG_JFFS2_FS_SECURITY is not set
CONFIG_JFFS2_COMPRESSION_OPTIONS=y
# CONFIG_JFFS2_ZLIB is not set
CONFIG_JFFS2_LZO=y
# CONFIG_JFFS2_RTIME is not set
CONFIG_JFFS2_RUBIN=y
# CONFIG_JFFS2_CMODE_NONE is not set
CONFIG_JFFS2_CMODE_PRIORITY=y
# CONFIG_JFFS2_CMODE_SIZE is not set
# CONFIG_JFFS2_CMODE_FAVOURLZO is not set
CONFIG_UBIFS_FS=m
# CONFIG_UBIFS_FS_ADVANCED_COMPR is not set
CONFIG_UBIFS_FS_LZO=y
CONFIG_UBIFS_FS_ZLIB=y
CONFIG_UBIFS_FS_ZSTD=y
# CONFIG_UBIFS_ATIME_SUPPORT is not set
# CONFIG_UBIFS_FS_XATTR is not set
CONFIG_UBIFS_FS_AUTHENTICATION=y
CONFIG_CRAMFS=y
CONFIG_CRAMFS_BLOCKDEV=y
CONFIG_CRAMFS_MTD=y
# CONFIG_SQUASHFS is not set
# CONFIG_VXFS_FS is not set
CONFIG_MINIX_FS=m
CONFIG_MINIX_FS_NATIVE_ENDIAN=y
CONFIG_OMFS_FS=y
CONFIG_HPFS_FS=m
CONFIG_QNX4FS_FS=y
CONFIG_QNX6FS_FS=y
CONFIG_QNX6FS_DEBUG=y
CONFIG_ROMFS_FS=y
# CONFIG_ROMFS_BACKED_BY_BLOCK is not set
# CONFIG_ROMFS_BACKED_BY_MTD is not set
CONFIG_ROMFS_BACKED_BY_BOTH=y
CONFIG_ROMFS_ON_BLOCK=y
CONFIG_ROMFS_ON_MTD=y
CONFIG_PSTORE=y
CONFIG_PSTORE_DEFAULT_KMSG_BYTES=10240
# CONFIG_PSTORE_DEFLATE_COMPRESS is not set
CONFIG_PSTORE_LZO_COMPRESS=y
CONFIG_PSTORE_LZ4_COMPRESS=y
CONFIG_PSTORE_LZ4HC_COMPRESS=m
CONFIG_PSTORE_842_COMPRESS=y
CONFIG_PSTORE_ZSTD_COMPRESS=y
CONFIG_PSTORE_COMPRESS=y
CONFIG_PSTORE_LZO_COMPRESS_DEFAULT=y
# CONFIG_PSTORE_LZ4_COMPRESS_DEFAULT is not set
# CONFIG_PSTORE_LZ4HC_COMPRESS_DEFAULT is not set
# CONFIG_PSTORE_842_COMPRESS_DEFAULT is not set
# CONFIG_PSTORE_ZSTD_COMPRESS_DEFAULT is not set
CONFIG_PSTORE_COMPRESS_DEFAULT="lzo"
# CONFIG_PSTORE_CONSOLE is not set
# CONFIG_PSTORE_PMSG is not set
# CONFIG_PSTORE_RAM is not set
# CONFIG_PSTORE_BLK is not set
CONFIG_SYSV_FS=y
CONFIG_UFS_FS=y
CONFIG_UFS_FS_WRITE=y
CONFIG_UFS_DEBUG=y
CONFIG_EROFS_FS=m
# CONFIG_EROFS_FS_DEBUG is not set
# CONFIG_EROFS_FS_XATTR is not set
# CONFIG_EROFS_FS_ZIP is not set
CONFIG_NLS=y
CONFIG_NLS_DEFAULT="iso8859-1"
CONFIG_NLS_CODEPAGE_437=y
# CONFIG_NLS_CODEPAGE_737 is not set
CONFIG_NLS_CODEPAGE_775=y
CONFIG_NLS_CODEPAGE_850=y
CONFIG_NLS_CODEPAGE_852=y
# CONFIG_NLS_CODEPAGE_855 is not set
CONFIG_NLS_CODEPAGE_857=y
CONFIG_NLS_CODEPAGE_860=y
CONFIG_NLS_CODEPAGE_861=m
CONFIG_NLS_CODEPAGE_862=y
# CONFIG_NLS_CODEPAGE_863 is not set
CONFIG_NLS_CODEPAGE_864=m
CONFIG_NLS_CODEPAGE_865=m
CONFIG_NLS_CODEPAGE_866=y
CONFIG_NLS_CODEPAGE_869=m
CONFIG_NLS_CODEPAGE_936=m
CONFIG_NLS_CODEPAGE_950=y
# CONFIG_NLS_CODEPAGE_932 is not set
CONFIG_NLS_CODEPAGE_949=m
CONFIG_NLS_CODEPAGE_874=m
# CONFIG_NLS_ISO8859_8 is not set
CONFIG_NLS_CODEPAGE_1250=y
CONFIG_NLS_CODEPAGE_1251=m
CONFIG_NLS_ASCII=m
# CONFIG_NLS_ISO8859_1 is not set
# CONFIG_NLS_ISO8859_2 is not set
CONFIG_NLS_ISO8859_3=m
CONFIG_NLS_ISO8859_4=m
# CONFIG_NLS_ISO8859_5 is not set
CONFIG_NLS_ISO8859_6=m
CONFIG_NLS_ISO8859_7=m
CONFIG_NLS_ISO8859_9=y
CONFIG_NLS_ISO8859_13=y
CONFIG_NLS_ISO8859_14=m
CONFIG_NLS_ISO8859_15=m
CONFIG_NLS_KOI8_R=m
CONFIG_NLS_KOI8_U=m
CONFIG_NLS_MAC_ROMAN=y
CONFIG_NLS_MAC_CELTIC=y
CONFIG_NLS_MAC_CENTEURO=y
CONFIG_NLS_MAC_CROATIAN=y
CONFIG_NLS_MAC_CYRILLIC=m
# CONFIG_NLS_MAC_GAELIC is not set
CONFIG_NLS_MAC_GREEK=m
# CONFIG_NLS_MAC_ICELAND is not set
CONFIG_NLS_MAC_INUIT=y
# CONFIG_NLS_MAC_ROMANIAN is not set
CONFIG_NLS_MAC_TURKISH=m
CONFIG_NLS_UTF8=y
# CONFIG_UNICODE is not set
CONFIG_IO_WQ=y
# end of File systems
#
# Security options
#
CONFIG_KEYS=y
CONFIG_KEYS_REQUEST_CACHE=y
# CONFIG_PERSISTENT_KEYRINGS is not set
CONFIG_TRUSTED_KEYS=m
CONFIG_TRUSTED_KEYS_TPM=y
CONFIG_ENCRYPTED_KEYS=y
# CONFIG_USER_DECRYPTED_DATA is not set
CONFIG_KEY_DH_OPERATIONS=y
CONFIG_SECURITY_DMESG_RESTRICT=y
CONFIG_SECURITYFS=y
CONFIG_STATIC_USERMODEHELPER=y
CONFIG_STATIC_USERMODEHELPER_PATH="/sbin/usermode-helper"
CONFIG_DEFAULT_SECURITY_DAC=y
CONFIG_LSM="lockdown,yama,loadpin,safesetid,integrity"
#
# Kernel hardening options
#
#
# Memory initialization
#
CONFIG_CC_HAS_AUTO_VAR_INIT_PATTERN=y
CONFIG_CC_HAS_AUTO_VAR_INIT_ZERO_BARE=y
CONFIG_CC_HAS_AUTO_VAR_INIT_ZERO=y
CONFIG_INIT_STACK_NONE=y
# CONFIG_INIT_STACK_ALL_PATTERN is not set
# CONFIG_INIT_STACK_ALL_ZERO is not set
# CONFIG_INIT_ON_ALLOC_DEFAULT_ON is not set
CONFIG_INIT_ON_FREE_DEFAULT_ON=y
CONFIG_CC_HAS_ZERO_CALL_USED_REGS=y
# CONFIG_ZERO_CALL_USED_REGS is not set
# end of Memory initialization
CONFIG_RANDSTRUCT_NONE=y
# end of Kernel hardening options
# end of Security options
CONFIG_XOR_BLOCKS=m
CONFIG_CRYPTO=y
#
# Crypto core or helper
#
CONFIG_CRYPTO_FIPS=y
CONFIG_CRYPTO_FIPS_NAME="Linux Kernel Cryptographic API"
# CONFIG_CRYPTO_FIPS_CUSTOM_VERSION is not set
CONFIG_CRYPTO_ALGAPI=y
CONFIG_CRYPTO_ALGAPI2=y
CONFIG_CRYPTO_AEAD=m
CONFIG_CRYPTO_AEAD2=y
CONFIG_CRYPTO_SKCIPHER=y
CONFIG_CRYPTO_SKCIPHER2=y
CONFIG_CRYPTO_HASH=y
CONFIG_CRYPTO_HASH2=y
CONFIG_CRYPTO_RNG=y
CONFIG_CRYPTO_RNG2=y
CONFIG_CRYPTO_RNG_DEFAULT=m
CONFIG_CRYPTO_AKCIPHER2=y
CONFIG_CRYPTO_AKCIPHER=y
CONFIG_CRYPTO_KPP2=y
CONFIG_CRYPTO_KPP=y
CONFIG_CRYPTO_ACOMP2=y
CONFIG_CRYPTO_MANAGER=y
CONFIG_CRYPTO_MANAGER2=y
# CONFIG_CRYPTO_MANAGER_DISABLE_TESTS is not set
# CONFIG_CRYPTO_MANAGER_EXTRA_TESTS is not set
CONFIG_CRYPTO_GF128MUL=m
CONFIG_CRYPTO_NULL=y
CONFIG_CRYPTO_NULL2=y
CONFIG_CRYPTO_CRYPTD=y
CONFIG_CRYPTO_AUTHENC=m
CONFIG_CRYPTO_TEST=m
# end of Crypto core or helper
#
# Public-key cryptography
#
CONFIG_CRYPTO_RSA=y
CONFIG_CRYPTO_DH=y
# CONFIG_CRYPTO_DH_RFC7919_GROUPS is not set
CONFIG_CRYPTO_ECC=m
# CONFIG_CRYPTO_ECDH is not set
# CONFIG_CRYPTO_ECDSA is not set
CONFIG_CRYPTO_ECRDSA=m
# CONFIG_CRYPTO_SM2 is not set
# CONFIG_CRYPTO_CURVE25519 is not set
# end of Public-key cryptography
#
# Block ciphers
#
CONFIG_CRYPTO_AES=y
# CONFIG_CRYPTO_AES_TI is not set
# CONFIG_CRYPTO_ARIA is not set
CONFIG_CRYPTO_BLOWFISH=m
CONFIG_CRYPTO_BLOWFISH_COMMON=m
# CONFIG_CRYPTO_CAMELLIA is not set
# CONFIG_CRYPTO_CAST5 is not set
# CONFIG_CRYPTO_CAST6 is not set
CONFIG_CRYPTO_DES=y
CONFIG_CRYPTO_FCRYPT=y
CONFIG_CRYPTO_SERPENT=y
# CONFIG_CRYPTO_SM4_GENERIC is not set
CONFIG_CRYPTO_TWOFISH=m
CONFIG_CRYPTO_TWOFISH_COMMON=m
# end of Block ciphers
#
# Length-preserving ciphers and modes
#
CONFIG_CRYPTO_ADIANTUM=y
CONFIG_CRYPTO_CHACHA20=y
CONFIG_CRYPTO_CBC=y
CONFIG_CRYPTO_CFB=m
CONFIG_CRYPTO_CTR=m
CONFIG_CRYPTO_CTS=y
CONFIG_CRYPTO_ECB=m
# CONFIG_CRYPTO_HCTR2 is not set
# CONFIG_CRYPTO_KEYWRAP is not set
CONFIG_CRYPTO_LRW=m
# CONFIG_CRYPTO_OFB is not set
# CONFIG_CRYPTO_PCBC is not set
CONFIG_CRYPTO_XTS=m
CONFIG_CRYPTO_NHPOLY1305=y
# end of Length-preserving ciphers and modes
#
# AEAD (authenticated encryption with associated data) ciphers
#
CONFIG_CRYPTO_AEGIS128=m
# CONFIG_CRYPTO_CHACHA20POLY1305 is not set
CONFIG_CRYPTO_CCM=m
# CONFIG_CRYPTO_GCM is not set
CONFIG_CRYPTO_SEQIV=m
CONFIG_CRYPTO_ECHAINIV=m
CONFIG_CRYPTO_ESSIV=m
# end of AEAD (authenticated encryption with associated data) ciphers
#
# Hashes, digests, and MACs
#
CONFIG_CRYPTO_BLAKE2B=m
CONFIG_CRYPTO_CMAC=y
CONFIG_CRYPTO_GHASH=m
CONFIG_CRYPTO_HMAC=y
CONFIG_CRYPTO_MD4=y
CONFIG_CRYPTO_MD5=m
# CONFIG_CRYPTO_MICHAEL_MIC is not set
CONFIG_CRYPTO_POLY1305=y
CONFIG_CRYPTO_RMD160=y
CONFIG_CRYPTO_SHA1=y
CONFIG_CRYPTO_SHA256=y
CONFIG_CRYPTO_SHA512=y
# CONFIG_CRYPTO_SHA3 is not set
# CONFIG_CRYPTO_SM3_GENERIC is not set
CONFIG_CRYPTO_STREEBOG=m
CONFIG_CRYPTO_VMAC=y
CONFIG_CRYPTO_WP512=m
CONFIG_CRYPTO_XCBC=y
CONFIG_CRYPTO_XXHASH=m
# end of Hashes, digests, and MACs
#
# CRCs (cyclic redundancy checks)
#
CONFIG_CRYPTO_CRC32C=y
CONFIG_CRYPTO_CRC32=y
CONFIG_CRYPTO_CRCT10DIF=y
# end of CRCs (cyclic redundancy checks)
#
# Compression
#
CONFIG_CRYPTO_DEFLATE=m
CONFIG_CRYPTO_LZO=y
CONFIG_CRYPTO_842=y
CONFIG_CRYPTO_LZ4=y
CONFIG_CRYPTO_LZ4HC=y
CONFIG_CRYPTO_ZSTD=y
# end of Compression
#
# Random number generation
#
CONFIG_CRYPTO_ANSI_CPRNG=m
CONFIG_CRYPTO_DRBG_MENU=m
CONFIG_CRYPTO_DRBG_HMAC=y
CONFIG_CRYPTO_DRBG_HASH=y
CONFIG_CRYPTO_DRBG_CTR=y
CONFIG_CRYPTO_DRBG=m
CONFIG_CRYPTO_JITTERENTROPY=m
CONFIG_CRYPTO_KDF800108_CTR=y
# end of Random number generation
#
# Userspace interface
#
# end of Userspace interface
CONFIG_CRYPTO_HASH_INFO=y
# CONFIG_CRYPTO_HW is not set
CONFIG_ASYMMETRIC_KEY_TYPE=y
CONFIG_ASYMMETRIC_PUBLIC_KEY_SUBTYPE=y
CONFIG_X509_CERTIFICATE_PARSER=y
CONFIG_PKCS8_PRIVATE_KEY_PARSER=y
CONFIG_PKCS7_MESSAGE_PARSER=y
# CONFIG_PKCS7_TEST_KEY is not set
# CONFIG_SIGNED_PE_FILE_VERIFICATION is not set
# CONFIG_FIPS_SIGNATURE_SELFTEST is not set
#
# Certificates for signature checking
#
CONFIG_MODULE_SIG_KEY="certs/signing_key.pem"
CONFIG_MODULE_SIG_KEY_TYPE_RSA=y
# CONFIG_MODULE_SIG_KEY_TYPE_ECDSA is not set
CONFIG_SYSTEM_TRUSTED_KEYRING=y
CONFIG_SYSTEM_TRUSTED_KEYS=""
CONFIG_SYSTEM_EXTRA_CERTIFICATE=y
CONFIG_SYSTEM_EXTRA_CERTIFICATE_SIZE=4096
CONFIG_SECONDARY_TRUSTED_KEYRING=y
CONFIG_SYSTEM_BLACKLIST_KEYRING=y
CONFIG_SYSTEM_BLACKLIST_HASH_LIST=""
# CONFIG_SYSTEM_REVOCATION_LIST is not set
# CONFIG_SYSTEM_BLACKLIST_AUTH_UPDATE is not set
# end of Certificates for signature checking
CONFIG_BINARY_PRINTF=y
#
# Library routines
#
CONFIG_RAID6_PQ=m
CONFIG_RAID6_PQ_BENCHMARK=y
CONFIG_LINEAR_RANGES=y
# CONFIG_PACKING is not set
CONFIG_BITREVERSE=y
CONFIG_GENERIC_STRNCPY_FROM_USER=y
CONFIG_GENERIC_STRNLEN_USER=y
# CONFIG_CORDIC is not set
# CONFIG_PRIME_NUMBERS is not set
CONFIG_RATIONAL=y
CONFIG_GENERIC_PCI_IOMAP=y
#
# Crypto library routines
#
CONFIG_CRYPTO_LIB_UTILS=y
CONFIG_CRYPTO_LIB_AES=y
CONFIG_CRYPTO_LIB_BLAKE2S_GENERIC=y
CONFIG_CRYPTO_LIB_CHACHA_GENERIC=y
# CONFIG_CRYPTO_LIB_CHACHA is not set
# CONFIG_CRYPTO_LIB_CURVE25519 is not set
CONFIG_CRYPTO_LIB_DES=y
CONFIG_CRYPTO_LIB_POLY1305_RSIZE=1
CONFIG_CRYPTO_LIB_POLY1305_GENERIC=y
# CONFIG_CRYPTO_LIB_POLY1305 is not set
# CONFIG_CRYPTO_LIB_CHACHA20POLY1305 is not set
CONFIG_CRYPTO_LIB_SHA1=y
CONFIG_CRYPTO_LIB_SHA256=y
# end of Crypto library routines
CONFIG_CRC_CCITT=m
CONFIG_CRC16=m
CONFIG_CRC_T10DIF=y
# CONFIG_CRC64_ROCKSOFT is not set
CONFIG_CRC_ITU_T=y
CONFIG_CRC32=y
CONFIG_CRC32_SELFTEST=m
# CONFIG_CRC32_SLICEBY8 is not set
CONFIG_CRC32_SLICEBY4=y
# CONFIG_CRC32_SARWATE is not set
# CONFIG_CRC32_BIT is not set
# CONFIG_CRC64 is not set
CONFIG_CRC4=m
# CONFIG_CRC7 is not set
CONFIG_LIBCRC32C=y
CONFIG_CRC8=y
CONFIG_XXHASH=y
# CONFIG_RANDOM32_SELFTEST is not set
CONFIG_842_COMPRESS=y
CONFIG_842_DECOMPRESS=y
CONFIG_ZLIB_INFLATE=y
CONFIG_ZLIB_DEFLATE=m
CONFIG_LZO_COMPRESS=y
CONFIG_LZO_DECOMPRESS=y
CONFIG_LZ4_COMPRESS=y
CONFIG_LZ4HC_COMPRESS=y
CONFIG_LZ4_DECOMPRESS=y
CONFIG_ZSTD_COMMON=y
CONFIG_ZSTD_COMPRESS=y
CONFIG_ZSTD_DECOMPRESS=y
CONFIG_XZ_DEC=y
# CONFIG_XZ_DEC_X86 is not set
# CONFIG_XZ_DEC_POWERPC is not set
# CONFIG_XZ_DEC_IA64 is not set
# CONFIG_XZ_DEC_ARM is not set
CONFIG_XZ_DEC_ARMTHUMB=y
# CONFIG_XZ_DEC_SPARC is not set
# CONFIG_XZ_DEC_MICROLZMA is not set
CONFIG_XZ_DEC_BCJ=y
CONFIG_XZ_DEC_TEST=y
CONFIG_GENERIC_ALLOCATOR=y
CONFIG_REED_SOLOMON=y
CONFIG_REED_SOLOMON_ENC16=y
CONFIG_REED_SOLOMON_DEC16=y
CONFIG_BCH=y
CONFIG_INTERVAL_TREE=y
CONFIG_ASSOCIATIVE_ARRAY=y
CONFIG_HAS_IOMEM=y
CONFIG_HAS_IOPORT_MAP=y
CONFIG_HAS_DMA=y
CONFIG_NEED_DMA_MAP_STATE=y
CONFIG_DMA_DECLARE_COHERENT=y
CONFIG_ARCH_HAS_SYNC_DMA_FOR_DEVICE=y
CONFIG_ARCH_HAS_SYNC_DMA_FOR_CPU=y
CONFIG_ARCH_HAS_DMA_PREP_COHERENT=y
CONFIG_DMA_NONCOHERENT_MMAP=y
CONFIG_DMA_COHERENT_POOL=y
CONFIG_DMA_DIRECT_REMAP=y
CONFIG_DMA_API_DEBUG=y
# CONFIG_DMA_API_DEBUG_SG is not set
# CONFIG_DMA_MAP_BENCHMARK is not set
CONFIG_SGL_ALLOC=y
CONFIG_GLOB=y
# CONFIG_GLOB_SELFTEST is not set
CONFIG_GENERIC_ATOMIC64=y
CONFIG_CLZ_TAB=y
# CONFIG_IRQ_POLL is not set
CONFIG_MPILIB=y
CONFIG_LIBFDT=y
CONFIG_OID_REGISTRY=y
CONFIG_SG_POOL=y
CONFIG_STACKDEPOT=y
CONFIG_SBITMAP=y
# CONFIG_PARMAN is not set
# CONFIG_OBJAGG is not set
# end of Library routines
CONFIG_ASN1_ENCODER=m
#
# Kernel hacking
#
#
# printk and dmesg options
#
CONFIG_PRINTK_TIME=y
# CONFIG_PRINTK_CALLER is not set
# CONFIG_STACKTRACE_BUILD_ID is not set
CONFIG_CONSOLE_LOGLEVEL_DEFAULT=7
CONFIG_CONSOLE_LOGLEVEL_QUIET=4
CONFIG_MESSAGE_LOGLEVEL_DEFAULT=4
CONFIG_BOOT_PRINTK_DELAY=y
# CONFIG_DYNAMIC_DEBUG is not set
# CONFIG_DYNAMIC_DEBUG_CORE is not set
CONFIG_SYMBOLIC_ERRNAME=y
# end of printk and dmesg options
CONFIG_DEBUG_KERNEL=y
# CONFIG_DEBUG_MISC is not set
#
# Compile-time checks and compiler options
#
CONFIG_DEBUG_INFO=y
CONFIG_AS_HAS_NON_CONST_LEB128=y
# CONFIG_DEBUG_INFO_NONE is not set
# CONFIG_DEBUG_INFO_DWARF_TOOLCHAIN_DEFAULT is not set
CONFIG_DEBUG_INFO_DWARF4=y
# CONFIG_DEBUG_INFO_DWARF5 is not set
CONFIG_DEBUG_INFO_REDUCED=y
# CONFIG_DEBUG_INFO_COMPRESSED is not set
# CONFIG_DEBUG_INFO_SPLIT is not set
CONFIG_PAHOLE_HAS_SPLIT_BTF=y
# CONFIG_GDB_SCRIPTS is not set
CONFIG_FRAME_WARN=1024
# CONFIG_STRIP_ASM_SYMS is not set
CONFIG_READABLE_ASM=y
# CONFIG_HEADERS_INSTALL is not set
CONFIG_DEBUG_SECTION_MISMATCH=y
CONFIG_SECTION_MISMATCH_WARN_ONLY=y
# CONFIG_VMLINUX_MAP is not set
# CONFIG_DEBUG_FORCE_WEAK_PER_CPU is not set
# end of Compile-time checks and compiler options
#
# Generic Kernel Debugging Instruments
#
# CONFIG_MAGIC_SYSRQ is not set
CONFIG_DEBUG_FS=y
CONFIG_DEBUG_FS_ALLOW_ALL=y
# CONFIG_DEBUG_FS_DISALLOW_MOUNT is not set
# CONFIG_DEBUG_FS_ALLOW_NONE is not set
CONFIG_HAVE_ARCH_KGDB=y
CONFIG_KGDB=y
# CONFIG_KGDB_TESTS is not set
# CONFIG_KGDB_KDB is not set
CONFIG_UBSAN=y
CONFIG_CC_HAS_UBSAN_BOUNDS=y
CONFIG_UBSAN_BOUNDS=y
CONFIG_UBSAN_ONLY_BOUNDS=y
CONFIG_UBSAN_SHIFT=y
# CONFIG_UBSAN_DIV_ZERO is not set
# CONFIG_UBSAN_UNREACHABLE is not set
CONFIG_UBSAN_BOOL=y
CONFIG_UBSAN_ENUM=y
CONFIG_TEST_UBSAN=m
CONFIG_HAVE_KCSAN_COMPILER=y
# end of Generic Kernel Debugging Instruments
#
# Networking Debugging
#
# end of Networking Debugging
#
# Memory Debugging
#
CONFIG_PAGE_EXTENSION=y
# CONFIG_DEBUG_PAGEALLOC is not set
# CONFIG_PAGE_OWNER is not set
CONFIG_PAGE_POISONING=y
CONFIG_DEBUG_PAGE_REF=y
# CONFIG_DEBUG_OBJECTS is not set
# CONFIG_SHRINKER_DEBUG is not set
CONFIG_HAVE_DEBUG_KMEMLEAK=y
# CONFIG_DEBUG_KMEMLEAK is not set
# CONFIG_DEBUG_STACK_USAGE is not set
# CONFIG_SCHED_STACK_END_CHECK is not set
# CONFIG_DEBUG_VM is not set
# CONFIG_DEBUG_MEMORY_INIT is not set
CONFIG_CC_HAS_WORKING_NOSANITIZE_ADDRESS=y
# end of Memory Debugging
CONFIG_DEBUG_SHIRQ=y
#
# Debug Oops, Lockups and Hangs
#
# CONFIG_PANIC_ON_OOPS is not set
CONFIG_PANIC_ON_OOPS_VALUE=0
CONFIG_PANIC_TIMEOUT=0
CONFIG_LOCKUP_DETECTOR=y
CONFIG_SOFTLOCKUP_DETECTOR=y
# CONFIG_BOOTPARAM_SOFTLOCKUP_PANIC is not set
# CONFIG_DETECT_HUNG_TASK is not set
# CONFIG_WQ_WATCHDOG is not set
# CONFIG_TEST_LOCKUP is not set
# end of Debug Oops, Lockups and Hangs
#
# Scheduler Debugging
#
# end of Scheduler Debugging
# CONFIG_DEBUG_TIMEKEEPING is not set
# CONFIG_DEBUG_PREEMPT is not set
#
# Lock Debugging (spinlocks, mutexes, etc...)
#
CONFIG_LOCK_DEBUGGING_SUPPORT=y
CONFIG_PROVE_LOCKING=y
# CONFIG_PROVE_RAW_LOCK_NESTING is not set
# CONFIG_LOCK_STAT is not set
CONFIG_DEBUG_RT_MUTEXES=y
CONFIG_DEBUG_SPINLOCK=y
CONFIG_DEBUG_MUTEXES=y
CONFIG_DEBUG_WW_MUTEX_SLOWPATH=y
CONFIG_DEBUG_RWSEMS=y
CONFIG_DEBUG_LOCK_ALLOC=y
CONFIG_LOCKDEP=y
CONFIG_LOCKDEP_BITS=15
CONFIG_LOCKDEP_CHAINS_BITS=16
CONFIG_LOCKDEP_STACK_TRACE_BITS=19
CONFIG_LOCKDEP_STACK_TRACE_HASH_BITS=14
CONFIG_LOCKDEP_CIRCULAR_QUEUE_BITS=12
CONFIG_DEBUG_LOCKDEP=y
CONFIG_DEBUG_ATOMIC_SLEEP=y
CONFIG_DEBUG_LOCKING_API_SELFTESTS=y
CONFIG_LOCK_TORTURE_TEST=y
CONFIG_WW_MUTEX_SELFTEST=y
# CONFIG_SCF_TORTURE_TEST is not set
# end of Lock Debugging (spinlocks, mutexes, etc...)
CONFIG_TRACE_IRQFLAGS=y
CONFIG_DEBUG_IRQFLAGS=y
CONFIG_STACKTRACE=y
CONFIG_WARN_ALL_UNSEEDED_RANDOM=y
# CONFIG_DEBUG_KOBJECT is not set
#
# Debug kernel data structures
#
CONFIG_DEBUG_LIST=y
CONFIG_DEBUG_PLIST=y
CONFIG_DEBUG_SG=y
CONFIG_DEBUG_NOTIFIERS=y
CONFIG_BUG_ON_DATA_CORRUPTION=y
# CONFIG_DEBUG_MAPLE_TREE is not set
# end of Debug kernel data structures
CONFIG_DEBUG_CREDENTIALS=y
#
# RCU Debugging
#
CONFIG_PROVE_RCU=y
CONFIG_PROVE_RCU_LIST=y
CONFIG_TORTURE_TEST=y
# CONFIG_RCU_SCALE_TEST is not set
CONFIG_RCU_TORTURE_TEST=y
# CONFIG_RCU_REF_SCALE_TEST is not set
CONFIG_RCU_CPU_STALL_TIMEOUT=21
CONFIG_RCU_EXP_CPU_STALL_TIMEOUT=0
# CONFIG_RCU_TRACE is not set
# CONFIG_RCU_EQS_DEBUG is not set
# CONFIG_RCU_STRICT_GRACE_PERIOD is not set
# end of RCU Debugging
# CONFIG_DEBUG_WQ_FORCE_RR_CPU is not set
CONFIG_NOP_TRACER=y
CONFIG_HAVE_FUNCTION_TRACER=y
CONFIG_HAVE_FUNCTION_GRAPH_TRACER=y
CONFIG_HAVE_DYNAMIC_FTRACE=y
CONFIG_HAVE_FTRACE_MCOUNT_RECORD=y
CONFIG_TRACER_MAX_TRACE=y
CONFIG_TRACE_CLOCK=y
CONFIG_RING_BUFFER=y
CONFIG_EVENT_TRACING=y
CONFIG_CONTEXT_SWITCH_TRACER=y
CONFIG_RING_BUFFER_ALLOW_SWAP=y
CONFIG_PREEMPTIRQ_TRACEPOINTS=y
CONFIG_TRACING=y
CONFIG_GENERIC_TRACER=y
CONFIG_TRACING_SUPPORT=y
CONFIG_FTRACE=y
# CONFIG_BOOTTIME_TRACING is not set
# CONFIG_FUNCTION_TRACER is not set
# CONFIG_STACK_TRACER is not set
CONFIG_IRQSOFF_TRACER=y
# CONFIG_PREEMPT_TRACER is not set
# CONFIG_SCHED_TRACER is not set
# CONFIG_HWLAT_TRACER is not set
# CONFIG_OSNOISE_TRACER is not set
# CONFIG_TIMERLAT_TRACER is not set
CONFIG_TRACER_SNAPSHOT=y
CONFIG_TRACER_SNAPSHOT_PER_CPU_SWAP=y
CONFIG_TRACE_BRANCH_PROFILING=y
# CONFIG_BRANCH_PROFILE_NONE is not set
# CONFIG_PROFILE_ANNOTATED_BRANCHES is not set
CONFIG_PROFILE_ALL_BRANCHES=y
CONFIG_TRACING_BRANCHES=y
CONFIG_BRANCH_TRACER=y
# CONFIG_BLK_DEV_IO_TRACE is not set
# CONFIG_SYNTH_EVENTS is not set
# CONFIG_USER_EVENTS is not set
# CONFIG_TRACE_EVENT_INJECT is not set
# CONFIG_TRACEPOINT_BENCHMARK is not set
CONFIG_RING_BUFFER_BENCHMARK=m
# CONFIG_TRACE_EVAL_MAP_FILE is not set
# CONFIG_GCOV_PROFILE_FTRACE is not set
CONFIG_FTRACE_SELFTEST=y
CONFIG_FTRACE_STARTUP_TEST=y
# CONFIG_EVENT_TRACE_STARTUP_TEST is not set
CONFIG_RING_BUFFER_STARTUP_TEST=y
# CONFIG_RING_BUFFER_VALIDATE_TIME_DELTAS is not set
CONFIG_PREEMPTIRQ_DELAY_TEST=m
# CONFIG_RV is not set
# CONFIG_SAMPLES is not set
#
# microblaze Debugging
#
# end of microblaze Debugging
#
# Kernel Testing and Coverage
#
# CONFIG_KUNIT is not set
# CONFIG_NOTIFIER_ERROR_INJECTION is not set
CONFIG_FAULT_INJECTION=y
CONFIG_FAIL_PAGE_ALLOC=y
# CONFIG_FAULT_INJECTION_USERCOPY is not set
CONFIG_FAIL_MAKE_REQUEST=y
CONFIG_FAIL_IO_TIMEOUT=y
# CONFIG_FAIL_FUTEX is not set
# CONFIG_FAULT_INJECTION_DEBUG_FS is not set
CONFIG_CC_HAS_SANCOV_TRACE_PC=y
CONFIG_RUNTIME_TESTING_MENU=y
CONFIG_LKDTM=y
# CONFIG_TEST_MIN_HEAP is not set
# CONFIG_TEST_DIV64 is not set
# CONFIG_BACKTRACE_SELF_TEST is not set
# CONFIG_TEST_REF_TRACKER is not set
CONFIG_RBTREE_TEST=m
CONFIG_REED_SOLOMON_TEST=y
# CONFIG_INTERVAL_TREE_TEST is not set
# CONFIG_PERCPU_TEST is not set
CONFIG_ATOMIC64_SELFTEST=m
CONFIG_TEST_HEXDUMP=m
# CONFIG_STRING_SELFTEST is not set
CONFIG_TEST_STRING_HELPERS=y
CONFIG_TEST_STRSCPY=y
CONFIG_TEST_KSTRTOX=m
CONFIG_TEST_PRINTF=y
# CONFIG_TEST_SCANF is not set
CONFIG_TEST_BITMAP=m
CONFIG_TEST_UUID=y
# CONFIG_TEST_XARRAY is not set
# CONFIG_TEST_MAPLE_TREE is not set
CONFIG_TEST_RHASHTABLE=m
# CONFIG_TEST_SIPHASH is not set
CONFIG_TEST_IDA=y
CONFIG_TEST_LKM=m
# CONFIG_TEST_BITOPS is not set
# CONFIG_TEST_VMALLOC is not set
# CONFIG_TEST_USER_COPY is not set
# CONFIG_FIND_BIT_BENCHMARK is not set
CONFIG_TEST_FIRMWARE=m
CONFIG_TEST_UDELAY=y
CONFIG_TEST_STATIC_KEYS=m
CONFIG_TEST_MEMCAT_P=m
CONFIG_TEST_MEMINIT=m
# CONFIG_TEST_FREE_PAGES is not set
# end of Kernel Testing and Coverage
#
# Rust hacking
#
# end of Rust hacking
# CONFIG_WARN_MISSING_DOCUMENTS is not set
# CONFIG_WARN_ABI_ERRORS is not set
# end of Kernel hacking
^ permalink raw reply [flat|nested] 23+ messages in thread* Re: [dm-devel] [RFC] block: Change the granularity of io ticks from ms to ns
2022-12-06 18:15 ` Gulam Mohamed
(?)
@ 2022-12-07 17:08 ` Jens Axboe
-1 siblings, 0 replies; 23+ messages in thread
From: Jens Axboe @ 2022-12-07 17:08 UTC (permalink / raw)
To: Gulam Mohamed, linux-block
Cc: nvdimm, philipp.reisner, song, dm-devel, ira.weiny, agk, drbd-dev,
dave.jiang, minchan, vishal.l.verma, kent.overstreet, ngupta, kch,
konrad.wilk, snitzer, colyli, linux-raid, linux-bcache,
christoph.boehmwalder, dan.j.williams, martin.petersen,
linux-kernel, junxiao.bi, senozhatsky, lars.ellenberg
On 12/6/22 11:15?AM, Gulam Mohamed wrote:
> Use ktime to change the granularity of IO accounting in block layer from
> milli-seconds to nano-seconds to get the proper latency values for the
> devices whose latency is in micro-seconds. After changing the granularity
> to nano-seconds the iostat command, which was showing incorrect values for
> %util, is now showing correct values.
>
> We did not work on the patch to drop the logic for
> STAT_PRECISE_TIMESTAMPS yet. Will do it if this patch is ok.
>
> The iostat command was run after starting the fio with following command
> on an NVME disk. For the same fio command, the iostat %util was showing
> ~100% for the disks whose latencies are in the range of microseconds.
> With the kernel changes (granularity to nano-seconds), the %util was
> showing correct values. Following are the details of the test and their
> output:
As mentioned, this will most likely have a substantial performance
impact. I'd test it, but your patch is nowhere near applying to the
current block tree. Please resend it against for-6.2/block so it can
get tested.
--
Jens Axboe
--
dm-devel mailing list
dm-devel@redhat.com
https://listman.redhat.com/mailman/listinfo/dm-devel
^ permalink raw reply [flat|nested] 23+ messages in thread
* Re: [Drbd-dev] [RFC] block: Change the granularity of io ticks from ms to ns
@ 2022-12-07 17:08 ` Jens Axboe
0 siblings, 0 replies; 23+ messages in thread
From: Jens Axboe @ 2022-12-07 17:08 UTC (permalink / raw)
To: Gulam Mohamed, linux-block
Cc: nvdimm, philipp.reisner, song, dm-devel, ira.weiny, agk, drbd-dev,
dave.jiang, minchan, vishal.l.verma, kent.overstreet, ngupta, kch,
konrad.wilk, snitzer, colyli, linux-raid, linux-bcache,
dan.j.williams, martin.petersen, linux-kernel, junxiao.bi,
senozhatsky, lars.ellenberg
On 12/6/22 11:15?AM, Gulam Mohamed wrote:
> Use ktime to change the granularity of IO accounting in block layer from
> milli-seconds to nano-seconds to get the proper latency values for the
> devices whose latency is in micro-seconds. After changing the granularity
> to nano-seconds the iostat command, which was showing incorrect values for
> %util, is now showing correct values.
>
> We did not work on the patch to drop the logic for
> STAT_PRECISE_TIMESTAMPS yet. Will do it if this patch is ok.
>
> The iostat command was run after starting the fio with following command
> on an NVME disk. For the same fio command, the iostat %util was showing
> ~100% for the disks whose latencies are in the range of microseconds.
> With the kernel changes (granularity to nano-seconds), the %util was
> showing correct values. Following are the details of the test and their
> output:
As mentioned, this will most likely have a substantial performance
impact. I'd test it, but your patch is nowhere near applying to the
current block tree. Please resend it against for-6.2/block so it can
get tested.
--
Jens Axboe
^ permalink raw reply [flat|nested] 23+ messages in thread
* Re: [RFC] block: Change the granularity of io ticks from ms to ns
@ 2022-12-07 17:08 ` Jens Axboe
0 siblings, 0 replies; 23+ messages in thread
From: Jens Axboe @ 2022-12-07 17:08 UTC (permalink / raw)
To: Gulam Mohamed, linux-block
Cc: philipp.reisner, lars.ellenberg, christoph.boehmwalder, minchan,
ngupta, senozhatsky, colyli, kent.overstreet, agk, snitzer,
dm-devel, song, dan.j.williams, vishal.l.verma, dave.jiang,
ira.weiny, junxiao.bi, martin.petersen, kch, drbd-dev,
linux-kernel, linux-bcache, linux-raid, nvdimm, konrad.wilk
On 12/6/22 11:15?AM, Gulam Mohamed wrote:
> Use ktime to change the granularity of IO accounting in block layer from
> milli-seconds to nano-seconds to get the proper latency values for the
> devices whose latency is in micro-seconds. After changing the granularity
> to nano-seconds the iostat command, which was showing incorrect values for
> %util, is now showing correct values.
>
> We did not work on the patch to drop the logic for
> STAT_PRECISE_TIMESTAMPS yet. Will do it if this patch is ok.
>
> The iostat command was run after starting the fio with following command
> on an NVME disk. For the same fio command, the iostat %util was showing
> ~100% for the disks whose latencies are in the range of microseconds.
> With the kernel changes (granularity to nano-seconds), the %util was
> showing correct values. Following are the details of the test and their
> output:
As mentioned, this will most likely have a substantial performance
impact. I'd test it, but your patch is nowhere near applying to the
current block tree. Please resend it against for-6.2/block so it can
get tested.
--
Jens Axboe
^ permalink raw reply [flat|nested] 23+ messages in thread