* [PATCH 04/25] block: Abstract out bvec iterator
[not found] ` <1385513128-5035-1-git-send-email-kmo@daterainc.com>
@ 2013-11-27 0:45 ` Kent Overstreet
2014-01-17 8:00 ` Geert Uytterhoeven
0 siblings, 1 reply; 2+ messages in thread
From: Kent Overstreet @ 2013-11-27 0:45 UTC (permalink / raw)
To: linux-kernel, linux-fsdevel, hch
Cc: Dave Kleikamp, Jeremy Fitzhardinge, Herton Ronaldo Krzesinski,
Jan Beulich, Ed L. Cashin, Michael S. Tsirkin, Neil Brown,
Benjamin Herrenschmidt, Selvan Mani, Namjae Jeon, Heiko Carstens,
Chris Mason, Nicholas A. Bellinger, dm-devel, Paul Mackerras,
Pavel Machek, KONISHI Ryusuke, Ian Campbell, Joshua Morris,
Alasdair Kergon, Sage Weil, Roger Pau Monné, Joe Perches,
Mike Snitzer, Len Brown, Minchan Kim, Jie Liu, Andreas Dilger,
Stefano Stabellini, Sebastian Ott, Philip Kelleher,
Steven Whitehouse, Christian Borntraeger, Ingo Molnar,
Geert Uytterhoeven, Mel Gorman, Boaz Harrosh, Matthew Wilcox,
Lars Ellenberg, Ben Hutchings, Prasad Joshi, Nitin Gupta,
Alex Elder, Dan Magenheimer, Peng Tao, Nick Piggin,
Konrad Rzeszutek Wilk, Pankaj Kumar, Trond Myklebust, Joern Engel,
Rusty Russell, Steven Rostedt, xfs, Rafael J. Wysocki, Tejun Heo,
Kent Overstreet, Jerome Marchand, Alexander Viro, Andy Adamson,
Sam Bradshaw, Jaegeuk Kim, ceph-devel, Yehuda Sadeh, Jens Axboe,
Theodore Ts'o, Andrew Morton, Martin K. Petersen,
Sunil Mushran, Geoff Levand, Jiri Kosina, Asai Thambi S P,
Ben Myers, James E.J. Bottomley, fanchaoting, Benny Halevy,
Jiang Liu, Greg Kroah-Hartman, Martin Schwidefsky, linux390,
Mark Fasheh, Wei Yongjun, Frederic Weisbecker, Guo Chao,
Joel Becker
Immutable biovecs are going to require an explicit iterator. To
implement immutable bvecs, a later patch is going to add a bi_bvec_done
member to this struct; for now, this patch effectively just renames
things.
Signed-off-by: Kent Overstreet <kmo@daterainc.com>
Cc: Jens Axboe <axboe@kernel.dk>
Cc: Geert Uytterhoeven <geert@linux-m68k.org>
Cc: Benjamin Herrenschmidt <benh@kernel.crashing.org>
Cc: Paul Mackerras <paulus@samba.org>
Cc: "Ed L. Cashin" <ecashin@coraid.com>
Cc: Nick Piggin <npiggin@kernel.dk>
Cc: Lars Ellenberg <drbd-dev@lists.linbit.com>
Cc: Jiri Kosina <jkosina@suse.cz>
Cc: Matthew Wilcox <willy@linux.intel.com>
Cc: Geoff Levand <geoff@infradead.org>
Cc: Yehuda Sadeh <yehuda@inktank.com>
Cc: Sage Weil <sage@inktank.com>
Cc: Alex Elder <elder@inktank.com>
Cc: ceph-devel@vger.kernel.org
Cc: Joshua Morris <josh.h.morris@us.ibm.com>
Cc: Philip Kelleher <pjk1939@linux.vnet.ibm.com>
Cc: Rusty Russell <rusty@rustcorp.com.au>
Cc: "Michael S. Tsirkin" <mst@redhat.com>
Cc: Konrad Rzeszutek Wilk <konrad.wilk@oracle.com>
Cc: Jeremy Fitzhardinge <jeremy@goop.org>
Cc: Neil Brown <neilb@suse.de>
Cc: Alasdair Kergon <agk@redhat.com>
Cc: Mike Snitzer <snitzer@redhat.com>
Cc: dm-devel@redhat.com
Cc: Martin Schwidefsky <schwidefsky@de.ibm.com>
Cc: Heiko Carstens <heiko.carstens@de.ibm.com>
Cc: linux390@de.ibm.com
Cc: Boaz Harrosh <bharrosh@panasas.com>
Cc: Benny Halevy <bhalevy@tonian.com>
Cc: "James E.J. Bottomley" <JBottomley@parallels.com>
Cc: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Cc: "Nicholas A. Bellinger" <nab@linux-iscsi.org>
Cc: Alexander Viro <viro@zeniv.linux.org.uk>
Cc: Chris Mason <chris.mason@fusionio.com>
Cc: "Theodore Ts'o" <tytso@mit.edu>
Cc: Andreas Dilger <adilger.kernel@dilger.ca>
Cc: Jaegeuk Kim <jaegeuk.kim@samsung.com>
Cc: Steven Whitehouse <swhiteho@redhat.com>
Cc: Dave Kleikamp <shaggy@kernel.org>
Cc: Joern Engel <joern@logfs.org>
Cc: Prasad Joshi <prasadjoshi.linux@gmail.com>
Cc: Trond Myklebust <Trond.Myklebust@netapp.com>
Cc: KONISHI Ryusuke <konishi.ryusuke@lab.ntt.co.jp>
Cc: Mark Fasheh <mfasheh@suse.com>
Cc: Joel Becker <jlbec@evilplan.org>
Cc: Ben Myers <bpm@sgi.com>
Cc: xfs@oss.sgi.com
Cc: Steven Rostedt <rostedt@goodmis.org>
Cc: Frederic Weisbecker <fweisbec@gmail.com>
Cc: Ingo Molnar <mingo@redhat.com>
Cc: Len Brown <len.brown@intel.com>
Cc: Pavel Machek <pavel@ucw.cz>
Cc: "Rafael J. Wysocki" <rjw@sisk.pl>
Cc: Herton Ronaldo Krzesinski <herton.krzesinski@canonical.com>
Cc: Ben Hutchings <ben@decadent.org.uk>
Cc: Andrew Morton <akpm@linux-foundation.org>
Cc: Guo Chao <yan@linux.vnet.ibm.com>
Cc: Tejun Heo <tj@kernel.org>
Cc: Asai Thambi S P <asamymuthupa@micron.com>
Cc: Selvan Mani <smani@micron.com>
Cc: Sam Bradshaw <sbradshaw@micron.com>
Cc: Wei Yongjun <yongjun_wei@trendmicro.com.cn>
Cc: "Roger Pau Monné" <roger.pau@citrix.com>
Cc: Jan Beulich <jbeulich@suse.com>
Cc: Stefano Stabellini <stefano.stabellini@eu.citrix.com>
Cc: Ian Campbell <Ian.Campbell@citrix.com>
Cc: Sebastian Ott <sebott@linux.vnet.ibm.com>
Cc: Christian Borntraeger <borntraeger@de.ibm.com>
Cc: Minchan Kim <minchan@kernel.org>
Cc: Jiang Liu <jiang.liu@huawei.com>
Cc: Nitin Gupta <ngupta@vflare.org>
Cc: Jerome Marchand <jmarchand@redhat.com>
Cc: Joe Perches <joe@perches.com>
Cc: Peng Tao <tao.peng@emc.com>
Cc: Andy Adamson <andros@netapp.com>
Cc: fanchaoting <fanchaoting@cn.fujitsu.com>
Cc: Jie Liu <jeff.liu@oracle.com>
Cc: Sunil Mushran <sunil.mushran@gmail.com>
Cc: "Martin K. Petersen" <martin.petersen@oracle.com>
Cc: Namjae Jeon <namjae.jeon@samsung.com>
Cc: Pankaj Kumar <pankaj.km@samsung.com>
Cc: Dan Magenheimer <dan.magenheimer@oracle.com>
Cc: Mel Gorman <mgorman@suse.de>6
---
Documentation/block/biodoc.txt | 7 +--
arch/m68k/emu/nfblock.c | 2 +-
arch/powerpc/sysdev/axonram.c | 3 +-
block/blk-core.c | 36 ++++++------
block/blk-flush.c | 2 +-
block/blk-lib.c | 12 ++--
block/blk-map.c | 6 +-
block/blk-merge.c | 4 +-
block/blk-mq.c | 2 +-
block/blk-throttle.c | 14 ++---
block/elevator.c | 2 +-
drivers/block/aoe/aoecmd.c | 6 +-
drivers/block/brd.c | 4 +-
drivers/block/drbd/drbd_actlog.c | 2 +-
drivers/block/drbd/drbd_bitmap.c | 2 +-
drivers/block/drbd/drbd_receiver.c | 6 +-
drivers/block/drbd/drbd_req.c | 6 +-
drivers/block/drbd/drbd_req.h | 2 +-
drivers/block/floppy.c | 4 +-
drivers/block/loop.c | 4 +-
drivers/block/mtip32xx/mtip32xx.c | 7 ++-
drivers/block/nvme-core.c | 25 ++++----
drivers/block/pktcdvd.c | 54 +++++++++--------
drivers/block/ps3disk.c | 2 +-
drivers/block/ps3vram.c | 2 +-
drivers/block/rbd.c | 21 +++----
drivers/block/rsxx/dev.c | 6 +-
drivers/block/rsxx/dma.c | 4 +-
drivers/block/umem.c | 9 +--
drivers/block/xen-blkback/blkback.c | 2 +-
drivers/block/xen-blkfront.c | 2 +-
drivers/md/bcache/btree.c | 4 +-
drivers/md/bcache/debug.c | 2 +-
drivers/md/bcache/io.c | 26 ++++-----
drivers/md/bcache/journal.c | 12 ++--
drivers/md/bcache/movinggc.c | 4 +-
drivers/md/bcache/request.c | 58 +++++++++---------
drivers/md/bcache/super.c | 16 ++---
drivers/md/bcache/util.c | 4 +-
drivers/md/bcache/writeback.c | 6 +-
drivers/md/bcache/writeback.h | 2 +-
drivers/md/dm-bio-record.h | 12 ++--
drivers/md/dm-bufio.c | 2 +-
drivers/md/dm-cache-policy-mq.c | 4 +-
drivers/md/dm-cache-target.c | 22 +++----
drivers/md/dm-crypt.c | 19 +++---
drivers/md/dm-delay.c | 7 ++-
drivers/md/dm-flakey.c | 7 ++-
drivers/md/dm-io.c | 6 +-
drivers/md/dm-linear.c | 3 +-
drivers/md/dm-raid1.c | 16 ++---
drivers/md/dm-region-hash.c | 3 +-
drivers/md/dm-snap.c | 18 +++---
drivers/md/dm-stripe.c | 13 +++--
drivers/md/dm-switch.c | 4 +-
drivers/md/dm-thin.c | 22 +++----
drivers/md/dm-verity.c | 8 +--
drivers/md/dm.c | 25 ++++----
drivers/md/faulty.c | 19 +++---
drivers/md/linear.c | 12 ++--
drivers/md/md.c | 10 ++--
drivers/md/multipath.c | 13 +++--
drivers/md/raid0.c | 16 ++---
drivers/md/raid1.c | 75 ++++++++++++------------
drivers/md/raid10.c | 91 ++++++++++++++++-------------
drivers/md/raid5.c | 72 ++++++++++++-----------
drivers/s390/block/dcssblk.c | 5 +-
drivers/s390/block/xpram.c | 9 +--
drivers/scsi/osd/osd_initiator.c | 2 +-
drivers/staging/lustre/lustre/llite/lloop.c | 12 ++--
drivers/staging/zram/zram_drv.c | 14 +++--
drivers/target/target_core_iblock.c | 2 +-
fs/bio-integrity.c | 8 +--
fs/bio.c | 56 +++++++++---------
fs/btrfs/check-integrity.c | 8 +--
fs/btrfs/compression.c | 17 +++---
fs/btrfs/extent_io.c | 14 ++---
fs/btrfs/file-item.c | 19 +++---
fs/btrfs/inode.c | 22 +++----
fs/btrfs/raid56.c | 22 +++----
fs/btrfs/scrub.c | 12 ++--
fs/btrfs/volumes.c | 12 ++--
fs/buffer.c | 12 ++--
fs/direct-io.c | 4 +-
fs/ext4/page-io.c | 4 +-
fs/f2fs/data.c | 2 +-
fs/f2fs/segment.c | 2 +-
fs/gfs2/lops.c | 2 +-
fs/gfs2/ops_fstype.c | 2 +-
fs/hfsplus/wrapper.c | 2 +-
fs/jfs/jfs_logmgr.c | 12 ++--
fs/jfs/jfs_metapage.c | 9 +--
fs/logfs/dev_bdev.c | 20 +++----
fs/mpage.c | 2 +-
fs/nfs/blocklayout/blocklayout.c | 9 +--
fs/nilfs2/segbuf.c | 3 +-
fs/ocfs2/cluster/heartbeat.c | 2 +-
fs/xfs/xfs_aops.c | 2 +-
fs/xfs/xfs_buf.c | 4 +-
include/linux/bio.h | 16 ++---
include/linux/blk_types.h | 19 +++---
include/trace/events/bcache.h | 26 ++++-----
include/trace/events/block.h | 26 ++++-----
include/trace/events/f2fs.h | 4 +-
kernel/power/block_io.c | 2 +-
kernel/trace/blktrace.c | 15 ++---
mm/page_io.c | 10 ++--
107 files changed, 700 insertions(+), 638 deletions(-)
diff --git a/Documentation/block/biodoc.txt b/Documentation/block/biodoc.txt
index 8df5e8e..2101e71 100644
--- a/Documentation/block/biodoc.txt
+++ b/Documentation/block/biodoc.txt
@@ -447,14 +447,13 @@ struct bio_vec {
* main unit of I/O for the block layer and lower layers (ie drivers)
*/
struct bio {
- sector_t bi_sector;
struct bio *bi_next; /* request queue link */
struct block_device *bi_bdev; /* target device */
unsigned long bi_flags; /* status, command, etc */
unsigned long bi_rw; /* low bits: r/w, high: priority */
unsigned int bi_vcnt; /* how may bio_vec's */
- unsigned int bi_idx; /* current index into bio_vec array */
+ struct bvec_iter bi_iter; /* current index into bio_vec array */
unsigned int bi_size; /* total size in bytes */
unsigned short bi_phys_segments; /* segments after physaddr coalesce*/
@@ -480,7 +479,7 @@ With this multipage bio design:
- Code that traverses the req list can find all the segments of a bio
by using rq_for_each_segment. This handles the fact that a request
has multiple bios, each of which can have multiple segments.
-- Drivers which can't process a large bio in one shot can use the bi_idx
+- Drivers which can't process a large bio in one shot can use the bi_iter
field to keep track of the next bio_vec entry to process.
(e.g a 1MB bio_vec needs to be handled in max 128kB chunks for IDE)
[TBD: Should preferably also have a bi_voffset and bi_vlen to avoid modifying
@@ -589,7 +588,7 @@ driver should not modify these values. The block layer sets up the
nr_sectors and current_nr_sectors fields (based on the corresponding
hard_xxx values and the number of bytes transferred) and updates it on
every transfer that invokes end_that_request_first. It does the same for the
-buffer, bio, bio->bi_idx fields too.
+buffer, bio, bio->bi_iter fields too.
The buffer field is just a virtual address mapping of the current segment
of the i/o buffer in cases where the buffer resides in low-memory. For high
diff --git a/arch/m68k/emu/nfblock.c b/arch/m68k/emu/nfblock.c
index 0721858..0a9d0b3 100644
--- a/arch/m68k/emu/nfblock.c
+++ b/arch/m68k/emu/nfblock.c
@@ -64,7 +64,7 @@ static void nfhd_make_request(struct request_queue *queue, struct bio *bio)
struct nfhd_device *dev = queue->queuedata;
struct bio_vec *bvec;
int i, dir, len, shift;
- sector_t sec = bio->bi_sector;
+ sector_t sec = bio->bi_iter.bi_sector;
dir = bio_data_dir(bio);
shift = dev->bshift;
diff --git a/arch/powerpc/sysdev/axonram.c b/arch/powerpc/sysdev/axonram.c
index 1c16141..f33bcba 100644
--- a/arch/powerpc/sysdev/axonram.c
+++ b/arch/powerpc/sysdev/axonram.c
@@ -113,7 +113,8 @@ axon_ram_make_request(struct request_queue *queue, struct bio *bio)
unsigned int transfered;
unsigned short idx;
- phys_mem = bank->io_addr + (bio->bi_sector << AXON_RAM_SECTOR_SHIFT);
+ phys_mem = bank->io_addr + (bio->bi_iter.bi_sector <<
+ AXON_RAM_SECTOR_SHIFT);
phys_end = bank->io_addr + bank->size;
transfered = 0;
bio_for_each_segment(vec, bio, idx) {
diff --git a/block/blk-core.c b/block/blk-core.c
index 8bdd012..5c2ab2c 100644
--- a/block/blk-core.c
+++ b/block/blk-core.c
@@ -130,7 +130,7 @@ static void req_bio_endio(struct request *rq, struct bio *bio,
bio_advance(bio, nbytes);
/* don't actually finish bio if it's part of flush sequence */
- if (bio->bi_size == 0 && !(rq->cmd_flags & REQ_FLUSH_SEQ))
+ if (bio->bi_iter.bi_size == 0 && !(rq->cmd_flags & REQ_FLUSH_SEQ))
bio_endio(bio, error);
}
@@ -1326,7 +1326,7 @@ void blk_add_request_payload(struct request *rq, struct page *page,
bio->bi_io_vec->bv_offset = 0;
bio->bi_io_vec->bv_len = len;
- bio->bi_size = len;
+ bio->bi_iter.bi_size = len;
bio->bi_vcnt = 1;
bio->bi_phys_segments = 1;
@@ -1351,7 +1351,7 @@ bool bio_attempt_back_merge(struct request_queue *q, struct request *req,
req->biotail->bi_next = bio;
req->biotail = bio;
- req->__data_len += bio->bi_size;
+ req->__data_len += bio->bi_iter.bi_size;
req->ioprio = ioprio_best(req->ioprio, bio_prio(bio));
blk_account_io_start(req, false);
@@ -1380,8 +1380,8 @@ bool bio_attempt_front_merge(struct request_queue *q, struct request *req,
* not touch req->buffer either...
*/
req->buffer = bio_data(bio);
- req->__sector = bio->bi_sector;
- req->__data_len += bio->bi_size;
+ req->__sector = bio->bi_iter.bi_sector;
+ req->__data_len += bio->bi_iter.bi_size;
req->ioprio = ioprio_best(req->ioprio, bio_prio(bio));
blk_account_io_start(req, false);
@@ -1459,7 +1459,7 @@ void init_request_from_bio(struct request *req, struct bio *bio)
req->cmd_flags |= REQ_FAILFAST_MASK;
req->errors = 0;
- req->__sector = bio->bi_sector;
+ req->__sector = bio->bi_iter.bi_sector;
req->ioprio = bio_prio(bio);
blk_rq_bio_prep(req->q, req, bio);
}
@@ -1583,12 +1583,12 @@ static inline void blk_partition_remap(struct bio *bio)
if (bio_sectors(bio) && bdev != bdev->bd_contains) {
struct hd_struct *p = bdev->bd_part;
- bio->bi_sector += p->start_sect;
+ bio->bi_iter.bi_sector += p->start_sect;
bio->bi_bdev = bdev->bd_contains;
trace_block_bio_remap(bdev_get_queue(bio->bi_bdev), bio,
bdev->bd_dev,
- bio->bi_sector - p->start_sect);
+ bio->bi_iter.bi_sector - p->start_sect);
}
}
@@ -1654,7 +1654,7 @@ static inline int bio_check_eod(struct bio *bio, unsigned int nr_sectors)
/* Test device or partition size, when known. */
maxsector = i_size_read(bio->bi_bdev->bd_inode) >> 9;
if (maxsector) {
- sector_t sector = bio->bi_sector;
+ sector_t sector = bio->bi_iter.bi_sector;
if (maxsector < nr_sectors || maxsector - nr_sectors < sector) {
/*
@@ -1690,7 +1690,7 @@ generic_make_request_checks(struct bio *bio)
"generic_make_request: Trying to access "
"nonexistent block-device %s (%Lu)\n",
bdevname(bio->bi_bdev, b),
- (long long) bio->bi_sector);
+ (long long) bio->bi_iter.bi_sector);
goto end_io;
}
@@ -1704,9 +1704,9 @@ generic_make_request_checks(struct bio *bio)
}
part = bio->bi_bdev->bd_part;
- if (should_fail_request(part, bio->bi_size) ||
+ if (should_fail_request(part, bio->bi_iter.bi_size) ||
should_fail_request(&part_to_disk(part)->part0,
- bio->bi_size))
+ bio->bi_iter.bi_size))
goto end_io;
/*
@@ -1865,7 +1865,7 @@ void submit_bio(int rw, struct bio *bio)
if (rw & WRITE) {
count_vm_events(PGPGOUT, count);
} else {
- task_io_account_read(bio->bi_size);
+ task_io_account_read(bio->bi_iter.bi_size);
count_vm_events(PGPGIN, count);
}
@@ -1874,7 +1874,7 @@ void submit_bio(int rw, struct bio *bio)
printk(KERN_DEBUG "%s(%d): %s block %Lu on %s (%u sectors)\n",
current->comm, task_pid_nr(current),
(rw & WRITE) ? "WRITE" : "READ",
- (unsigned long long)bio->bi_sector,
+ (unsigned long long)bio->bi_iter.bi_sector,
bdevname(bio->bi_bdev, b),
count);
}
@@ -2007,7 +2007,7 @@ unsigned int blk_rq_err_bytes(const struct request *rq)
for (bio = rq->bio; bio; bio = bio->bi_next) {
if ((bio->bi_rw & ff) != ff)
break;
- bytes += bio->bi_size;
+ bytes += bio->bi_iter.bi_size;
}
/* this could lead to infinite loop */
@@ -2378,9 +2378,9 @@ bool blk_update_request(struct request *req, int error, unsigned int nr_bytes)
total_bytes = 0;
while (req->bio) {
struct bio *bio = req->bio;
- unsigned bio_bytes = min(bio->bi_size, nr_bytes);
+ unsigned bio_bytes = min(bio->bi_iter.bi_size, nr_bytes);
- if (bio_bytes == bio->bi_size)
+ if (bio_bytes == bio->bi_iter.bi_size)
req->bio = bio->bi_next;
req_bio_endio(req, bio, bio_bytes, error);
@@ -2728,7 +2728,7 @@ void blk_rq_bio_prep(struct request_queue *q, struct request *rq,
rq->nr_phys_segments = bio_phys_segments(q, bio);
rq->buffer = bio_data(bio);
}
- rq->__data_len = bio->bi_size;
+ rq->__data_len = bio->bi_iter.bi_size;
rq->bio = rq->biotail = bio;
if (bio->bi_bdev)
diff --git a/block/blk-flush.c b/block/blk-flush.c
index fb6f3c0..9288aaf 100644
--- a/block/blk-flush.c
+++ b/block/blk-flush.c
@@ -548,7 +548,7 @@ int blkdev_issue_flush(struct block_device *bdev, gfp_t gfp_mask,
* copied from blk_rq_pos(rq).
*/
if (error_sector)
- *error_sector = bio->bi_sector;
+ *error_sector = bio->bi_iter.bi_sector;
bio_put(bio);
return ret;
diff --git a/block/blk-lib.c b/block/blk-lib.c
index 9b5b561..2da76c9 100644
--- a/block/blk-lib.c
+++ b/block/blk-lib.c
@@ -108,12 +108,12 @@ int blkdev_issue_discard(struct block_device *bdev, sector_t sector,
req_sects = end_sect - sector;
}
- bio->bi_sector = sector;
+ bio->bi_iter.bi_sector = sector;
bio->bi_end_io = bio_batch_end_io;
bio->bi_bdev = bdev;
bio->bi_private = &bb;
- bio->bi_size = req_sects << 9;
+ bio->bi_iter.bi_size = req_sects << 9;
nr_sects -= req_sects;
sector = end_sect;
@@ -174,7 +174,7 @@ int blkdev_issue_write_same(struct block_device *bdev, sector_t sector,
break;
}
- bio->bi_sector = sector;
+ bio->bi_iter.bi_sector = sector;
bio->bi_end_io = bio_batch_end_io;
bio->bi_bdev = bdev;
bio->bi_private = &bb;
@@ -184,11 +184,11 @@ int blkdev_issue_write_same(struct block_device *bdev, sector_t sector,
bio->bi_io_vec->bv_len = bdev_logical_block_size(bdev);
if (nr_sects > max_write_same_sectors) {
- bio->bi_size = max_write_same_sectors << 9;
+ bio->bi_iter.bi_size = max_write_same_sectors << 9;
nr_sects -= max_write_same_sectors;
sector += max_write_same_sectors;
} else {
- bio->bi_size = nr_sects << 9;
+ bio->bi_iter.bi_size = nr_sects << 9;
nr_sects = 0;
}
@@ -240,7 +240,7 @@ int __blkdev_issue_zeroout(struct block_device *bdev, sector_t sector,
break;
}
- bio->bi_sector = sector;
+ bio->bi_iter.bi_sector = sector;
bio->bi_bdev = bdev;
bio->bi_end_io = bio_batch_end_io;
bio->bi_private = &bb;
diff --git a/block/blk-map.c b/block/blk-map.c
index 623e1cd..ae4ae10 100644
--- a/block/blk-map.c
+++ b/block/blk-map.c
@@ -20,7 +20,7 @@ int blk_rq_append_bio(struct request_queue *q, struct request *rq,
rq->biotail->bi_next = bio;
rq->biotail = bio;
- rq->__data_len += bio->bi_size;
+ rq->__data_len += bio->bi_iter.bi_size;
}
return 0;
}
@@ -76,7 +76,7 @@ static int __blk_rq_map_user(struct request_queue *q, struct request *rq,
ret = blk_rq_append_bio(q, rq, bio);
if (!ret)
- return bio->bi_size;
+ return bio->bi_iter.bi_size;
/* if it was boucned we must call the end io function */
bio_endio(bio, 0);
@@ -220,7 +220,7 @@ int blk_rq_map_user_iov(struct request_queue *q, struct request *rq,
if (IS_ERR(bio))
return PTR_ERR(bio);
- if (bio->bi_size != len) {
+ if (bio->bi_iter.bi_size != len) {
/*
* Grab an extra reference to this bio, as bio_unmap_user()
* expects to be able to drop it twice as it happens on the
diff --git a/block/blk-merge.c b/block/blk-merge.c
index 1ffc589..03bc083 100644
--- a/block/blk-merge.c
+++ b/block/blk-merge.c
@@ -543,9 +543,9 @@ bool blk_rq_merge_ok(struct request *rq, struct bio *bio)
int blk_try_merge(struct request *rq, struct bio *bio)
{
- if (blk_rq_pos(rq) + blk_rq_sectors(rq) == bio->bi_sector)
+ if (blk_rq_pos(rq) + blk_rq_sectors(rq) == bio->bi_iter.bi_sector)
return ELEVATOR_BACK_MERGE;
- else if (blk_rq_pos(rq) - bio_sectors(bio) == bio->bi_sector)
+ else if (blk_rq_pos(rq) - bio_sectors(bio) == bio->bi_iter.bi_sector)
return ELEVATOR_FRONT_MERGE;
return ELEVATOR_NO_MERGE;
}
diff --git a/block/blk-mq.c b/block/blk-mq.c
index cdc629c..e4fbcc3 100644
--- a/block/blk-mq.c
+++ b/block/blk-mq.c
@@ -301,7 +301,7 @@ void blk_mq_complete_request(struct request *rq, int error)
struct bio *next = bio->bi_next;
bio->bi_next = NULL;
- bytes += bio->bi_size;
+ bytes += bio->bi_iter.bi_size;
blk_mq_bio_endio(rq, bio, error);
bio = next;
}
diff --git a/block/blk-throttle.c b/block/blk-throttle.c
index 0653404..20f8200 100644
--- a/block/blk-throttle.c
+++ b/block/blk-throttle.c
@@ -877,14 +877,14 @@ static bool tg_with_in_bps_limit(struct throtl_grp *tg, struct bio *bio,
do_div(tmp, HZ);
bytes_allowed = tmp;
- if (tg->bytes_disp[rw] + bio->bi_size <= bytes_allowed) {
+ if (tg->bytes_disp[rw] + bio->bi_iter.bi_size <= bytes_allowed) {
if (wait)
*wait = 0;
return 1;
}
/* Calc approx time to dispatch */
- extra_bytes = tg->bytes_disp[rw] + bio->bi_size - bytes_allowed;
+ extra_bytes = tg->bytes_disp[rw] + bio->bi_iter.bi_size - bytes_allowed;
jiffy_wait = div64_u64(extra_bytes * HZ, tg->bps[rw]);
if (!jiffy_wait)
@@ -987,7 +987,7 @@ static void throtl_charge_bio(struct throtl_grp *tg, struct bio *bio)
bool rw = bio_data_dir(bio);
/* Charge the bio to the group */
- tg->bytes_disp[rw] += bio->bi_size;
+ tg->bytes_disp[rw] += bio->bi_iter.bi_size;
tg->io_disp[rw]++;
/*
@@ -1003,8 +1003,8 @@ static void throtl_charge_bio(struct throtl_grp *tg, struct bio *bio)
*/
if (!(bio->bi_rw & REQ_THROTTLED)) {
bio->bi_rw |= REQ_THROTTLED;
- throtl_update_dispatch_stats(tg_to_blkg(tg), bio->bi_size,
- bio->bi_rw);
+ throtl_update_dispatch_stats(tg_to_blkg(tg),
+ bio->bi_iter.bi_size, bio->bi_rw);
}
}
@@ -1508,7 +1508,7 @@ bool blk_throtl_bio(struct request_queue *q, struct bio *bio)
if (tg) {
if (!tg->has_rules[rw]) {
throtl_update_dispatch_stats(tg_to_blkg(tg),
- bio->bi_size, bio->bi_rw);
+ bio->bi_iter.bi_size, bio->bi_rw);
goto out_unlock_rcu;
}
}
@@ -1564,7 +1564,7 @@ bool blk_throtl_bio(struct request_queue *q, struct bio *bio)
/* out-of-limit, queue to @tg */
throtl_log(sq, "[%c] bio. bdisp=%llu sz=%u bps=%llu iodisp=%u iops=%u queued=%d/%d",
rw == READ ? 'R' : 'W',
- tg->bytes_disp[rw], bio->bi_size, tg->bps[rw],
+ tg->bytes_disp[rw], bio->bi_iter.bi_size, tg->bps[rw],
tg->io_disp[rw], tg->iops[rw],
sq->nr_queued[READ], sq->nr_queued[WRITE]);
diff --git a/block/elevator.c b/block/elevator.c
index b7ff286..42c45a7 100644
--- a/block/elevator.c
+++ b/block/elevator.c
@@ -440,7 +440,7 @@ int elv_merge(struct request_queue *q, struct request **req, struct bio *bio)
/*
* See if our hash lookup can find a potential backmerge.
*/
- __rq = elv_rqhash_find(q, bio->bi_sector);
+ __rq = elv_rqhash_find(q, bio->bi_iter.bi_sector);
if (__rq && elv_rq_merge_ok(__rq, bio)) {
*req = __rq;
return ELEVATOR_BACK_MERGE;
diff --git a/drivers/block/aoe/aoecmd.c b/drivers/block/aoe/aoecmd.c
index d251543..877ba11 100644
--- a/drivers/block/aoe/aoecmd.c
+++ b/drivers/block/aoe/aoecmd.c
@@ -929,8 +929,8 @@ bufinit(struct buf *buf, struct request *rq, struct bio *bio)
memset(buf, 0, sizeof(*buf));
buf->rq = rq;
buf->bio = bio;
- buf->resid = bio->bi_size;
- buf->sector = bio->bi_sector;
+ buf->resid = bio->bi_iter.bi_size;
+ buf->sector = bio->bi_iter.bi_sector;
bio_pageinc(bio);
buf->bv = bio_iovec(bio);
buf->bv_resid = buf->bv->bv_len;
@@ -1152,7 +1152,7 @@ aoe_end_request(struct aoedev *d, struct request *rq, int fastfail)
do {
bio = rq->bio;
bok = !fastfail && test_bit(BIO_UPTODATE, &bio->bi_flags);
- } while (__blk_end_request(rq, bok ? 0 : -EIO, bio->bi_size));
+ } while (__blk_end_request(rq, bok ? 0 : -EIO, bio->bi_iter.bi_size));
/* cf. http://lkml.org/lkml/2006/10/31/28 */
if (!fastfail)
diff --git a/drivers/block/brd.c b/drivers/block/brd.c
index d91f1a5..66f5aaa 100644
--- a/drivers/block/brd.c
+++ b/drivers/block/brd.c
@@ -333,13 +333,13 @@ static void brd_make_request(struct request_queue *q, struct bio *bio)
int i;
int err = -EIO;
- sector = bio->bi_sector;
+ sector = bio->bi_iter.bi_sector;
if (bio_end_sector(bio) > get_capacity(bdev->bd_disk))
goto out;
if (unlikely(bio->bi_rw & REQ_DISCARD)) {
err = 0;
- discard_from_brd(brd, sector, bio->bi_size);
+ discard_from_brd(brd, sector, bio->bi_iter.bi_size);
goto out;
}
diff --git a/drivers/block/drbd/drbd_actlog.c b/drivers/block/drbd/drbd_actlog.c
index 28c73ca..a9b13f2 100644
--- a/drivers/block/drbd/drbd_actlog.c
+++ b/drivers/block/drbd/drbd_actlog.c
@@ -159,7 +159,7 @@ static int _drbd_md_sync_page_io(struct drbd_conf *mdev,
bio = bio_alloc_drbd(GFP_NOIO);
bio->bi_bdev = bdev->md_bdev;
- bio->bi_sector = sector;
+ bio->bi_iter.bi_sector = sector;
err = -EIO;
if (bio_add_page(bio, page, size, 0) != size)
goto out;
diff --git a/drivers/block/drbd/drbd_bitmap.c b/drivers/block/drbd/drbd_bitmap.c
index b12c11e..597f111 100644
--- a/drivers/block/drbd/drbd_bitmap.c
+++ b/drivers/block/drbd/drbd_bitmap.c
@@ -1028,7 +1028,7 @@ static void bm_page_io_async(struct bm_aio_ctx *ctx, int page_nr, int rw) __must
} else
page = b->bm_pages[page_nr];
bio->bi_bdev = mdev->ldev->md_bdev;
- bio->bi_sector = on_disk_sector;
+ bio->bi_iter.bi_sector = on_disk_sector;
/* bio_add_page of a single page to an empty bio will always succeed,
* according to api. Do we want to assert that? */
bio_add_page(bio, page, len, 0);
diff --git a/drivers/block/drbd/drbd_receiver.c b/drivers/block/drbd/drbd_receiver.c
index 6fa6673..5326c22 100644
--- a/drivers/block/drbd/drbd_receiver.c
+++ b/drivers/block/drbd/drbd_receiver.c
@@ -1333,7 +1333,7 @@ next_bio:
goto fail;
}
/* > peer_req->i.sector, unless this is the first bio */
- bio->bi_sector = sector;
+ bio->bi_iter.bi_sector = sector;
bio->bi_bdev = mdev->ldev->backing_bdev;
bio->bi_rw = rw;
bio->bi_private = peer_req;
@@ -1353,7 +1353,7 @@ next_bio:
dev_err(DEV,
"bio_add_page failed for len=%u, "
"bi_vcnt=0 (bi_sector=%llu)\n",
- len, (unsigned long long)bio->bi_sector);
+ len, (uint64_t)bio->bi_iter.bi_sector);
err = -ENOSPC;
goto fail;
}
@@ -1615,7 +1615,7 @@ static int recv_dless_read(struct drbd_conf *mdev, struct drbd_request *req,
mdev->recv_cnt += data_size>>9;
bio = req->master_bio;
- D_ASSERT(sector == bio->bi_sector);
+ D_ASSERT(sector == bio->bi_iter.bi_sector);
bio_for_each_segment(bvec, bio, i) {
void *mapped = kmap(bvec->bv_page) + bvec->bv_offset;
diff --git a/drivers/block/drbd/drbd_req.c b/drivers/block/drbd/drbd_req.c
index fec7bef..104a040 100644
--- a/drivers/block/drbd/drbd_req.c
+++ b/drivers/block/drbd/drbd_req.c
@@ -77,8 +77,8 @@ static struct drbd_request *drbd_req_new(struct drbd_conf *mdev,
req->epoch = 0;
drbd_clear_interval(&req->i);
- req->i.sector = bio_src->bi_sector;
- req->i.size = bio_src->bi_size;
+ req->i.sector = bio_src->bi_iter.bi_sector;
+ req->i.size = bio_src->bi_iter.bi_size;
req->i.local = true;
req->i.waiting = false;
@@ -1280,7 +1280,7 @@ void drbd_make_request(struct request_queue *q, struct bio *bio)
/*
* what we "blindly" assume:
*/
- D_ASSERT(IS_ALIGNED(bio->bi_size, 512));
+ D_ASSERT(IS_ALIGNED(bio->bi_iter.bi_size, 512));
inc_ap_bio(mdev);
__drbd_make_request(mdev, bio, start_time);
diff --git a/drivers/block/drbd/drbd_req.h b/drivers/block/drbd/drbd_req.h
index 978cb1a..28e15d9 100644
--- a/drivers/block/drbd/drbd_req.h
+++ b/drivers/block/drbd/drbd_req.h
@@ -269,7 +269,7 @@ static inline void drbd_req_make_private_bio(struct drbd_request *req, struct bi
/* Short lived temporary struct on the stack.
* We could squirrel the error to be returned into
- * bio->bi_size, or similar. But that would be too ugly. */
+ * bio->bi_iter.bi_size, or similar. But that would be too ugly. */
struct bio_and_error {
struct bio *bio;
int error;
diff --git a/drivers/block/floppy.c b/drivers/block/floppy.c
index 000abe2..6a86fe7 100644
--- a/drivers/block/floppy.c
+++ b/drivers/block/floppy.c
@@ -3775,9 +3775,9 @@ static int __floppy_read_block_0(struct block_device *bdev)
bio_vec.bv_len = size;
bio_vec.bv_offset = 0;
bio.bi_vcnt = 1;
- bio.bi_size = size;
+ bio.bi_iter.bi_size = size;
bio.bi_bdev = bdev;
- bio.bi_sector = 0;
+ bio.bi_iter.bi_sector = 0;
bio.bi_flags = (1 << BIO_QUIET);
init_completion(&complete);
bio.bi_private = &complete;
diff --git a/drivers/block/loop.c b/drivers/block/loop.c
index c8dac73..f5e3998 100644
--- a/drivers/block/loop.c
+++ b/drivers/block/loop.c
@@ -415,7 +415,7 @@ static int do_bio_filebacked(struct loop_device *lo, struct bio *bio)
loff_t pos;
int ret;
- pos = ((loff_t) bio->bi_sector << 9) + lo->lo_offset;
+ pos = ((loff_t) bio->bi_iter.bi_sector << 9) + lo->lo_offset;
if (bio_rw(bio) == WRITE) {
struct file *file = lo->lo_backing_file;
@@ -444,7 +444,7 @@ static int do_bio_filebacked(struct loop_device *lo, struct bio *bio)
goto out;
}
ret = file->f_op->fallocate(file, mode, pos,
- bio->bi_size);
+ bio->bi_iter.bi_size);
if (unlikely(ret && ret != -EINVAL &&
ret != -EOPNOTSUPP))
ret = -EIO;
diff --git a/drivers/block/mtip32xx/mtip32xx.c b/drivers/block/mtip32xx/mtip32xx.c
index 050c712..69e9eb5 100644
--- a/drivers/block/mtip32xx/mtip32xx.c
+++ b/drivers/block/mtip32xx/mtip32xx.c
@@ -3993,7 +3993,7 @@ static void mtip_make_request(struct request_queue *queue, struct bio *bio)
}
if (unlikely(bio->bi_rw & REQ_DISCARD)) {
- bio_endio(bio, mtip_send_trim(dd, bio->bi_sector,
+ bio_endio(bio, mtip_send_trim(dd, bio->bi_iter.bi_sector,
bio_sectors(bio)));
return;
}
@@ -4006,7 +4006,8 @@ static void mtip_make_request(struct request_queue *queue, struct bio *bio)
if (bio_data_dir(bio) == WRITE && bio_sectors(bio) <= 64 &&
dd->unal_qdepth) {
- if (bio->bi_sector % 8 != 0) /* Unaligned on 4k boundaries */
+ if (bio->bi_iter.bi_sector % 8 != 0)
+ /* Unaligned on 4k boundaries */
unaligned = 1;
else if (bio_sectors(bio) % 8 != 0) /* Aligned but not 4k/8k */
unaligned = 1;
@@ -4035,7 +4036,7 @@ static void mtip_make_request(struct request_queue *queue, struct bio *bio)
/* Issue the read/write. */
mtip_hw_submit_io(dd,
- bio->bi_sector,
+ bio->bi_iter.bi_sector,
bio_sectors(bio),
nents,
tag,
diff --git a/drivers/block/nvme-core.c b/drivers/block/nvme-core.c
index 26d03fa..53d2173 100644
--- a/drivers/block/nvme-core.c
+++ b/drivers/block/nvme-core.c
@@ -468,7 +468,7 @@ static struct nvme_bio_pair *nvme_bio_split(struct bio *bio, int idx,
{
struct nvme_bio_pair *bp;
- BUG_ON(len > bio->bi_size);
+ BUG_ON(len > bio->bi_iter.bi_size);
BUG_ON(idx > bio->bi_vcnt);
bp = kmalloc(sizeof(*bp), GFP_ATOMIC);
@@ -479,11 +479,11 @@ static struct nvme_bio_pair *nvme_bio_split(struct bio *bio, int idx,
bp->b1 = *bio;
bp->b2 = *bio;
- bp->b1.bi_size = len;
- bp->b2.bi_size -= len;
+ bp->b1.bi_iter.bi_size = len;
+ bp->b2.bi_iter.bi_size -= len;
bp->b1.bi_vcnt = idx;
- bp->b2.bi_idx = idx;
- bp->b2.bi_sector += len >> 9;
+ bp->b2.bi_iter.bi_idx = idx;
+ bp->b2.bi_iter.bi_sector += len >> 9;
if (offset) {
bp->bv1 = kmalloc(bio->bi_max_vecs * sizeof(struct bio_vec),
@@ -552,11 +552,12 @@ static int nvme_map_bio(struct nvme_queue *nvmeq, struct nvme_iod *iod,
{
struct bio_vec *bvec, *bvprv = NULL;
struct scatterlist *sg = NULL;
- int i, length = 0, nsegs = 0, split_len = bio->bi_size;
+ int i, length = 0, nsegs = 0, split_len = bio->bi_iter.bi_size;
if (nvmeq->dev->stripe_size)
split_len = nvmeq->dev->stripe_size -
- ((bio->bi_sector << 9) & (nvmeq->dev->stripe_size - 1));
+ ((bio->bi_iter.bi_sector << 9) &
+ (nvmeq->dev->stripe_size - 1));
sg_init_table(iod->sg, psegs);
bio_for_each_segment(bvec, bio, i) {
@@ -584,7 +585,7 @@ static int nvme_map_bio(struct nvme_queue *nvmeq, struct nvme_iod *iod,
if (dma_map_sg(nvmeq->q_dmadev, iod->sg, iod->nents, dma_dir) == 0)
return -ENOMEM;
- BUG_ON(length != bio->bi_size);
+ BUG_ON(length != bio->bi_iter.bi_size);
return length;
}
@@ -608,8 +609,8 @@ static int nvme_submit_discard(struct nvme_queue *nvmeq, struct nvme_ns *ns,
iod->npages = 0;
range->cattr = cpu_to_le32(0);
- range->nlb = cpu_to_le32(bio->bi_size >> ns->lba_shift);
- range->slba = cpu_to_le64(nvme_block_nr(ns, bio->bi_sector));
+ range->nlb = cpu_to_le32(bio->bi_iter.bi_size >> ns->lba_shift);
+ range->slba = cpu_to_le64(nvme_block_nr(ns, bio->bi_iter.bi_sector));
memset(cmnd, 0, sizeof(*cmnd));
cmnd->dsm.opcode = nvme_cmd_dsm;
@@ -674,7 +675,7 @@ static int nvme_submit_bio_queue(struct nvme_queue *nvmeq, struct nvme_ns *ns,
}
result = -ENOMEM;
- iod = nvme_alloc_iod(psegs, bio->bi_size, GFP_ATOMIC);
+ iod = nvme_alloc_iod(psegs, bio->bi_iter.bi_size, GFP_ATOMIC);
if (!iod)
goto nomem;
iod->private = bio;
@@ -723,7 +724,7 @@ static int nvme_submit_bio_queue(struct nvme_queue *nvmeq, struct nvme_ns *ns,
cmnd->rw.nsid = cpu_to_le32(ns->ns_id);
length = nvme_setup_prps(nvmeq->dev, &cmnd->common, iod, length,
GFP_ATOMIC);
- cmnd->rw.slba = cpu_to_le64(nvme_block_nr(ns, bio->bi_sector));
+ cmnd->rw.slba = cpu_to_le64(nvme_block_nr(ns, bio->bi_iter.bi_sector));
cmnd->rw.length = cpu_to_le16((length >> ns->lba_shift) - 1);
cmnd->rw.control = cpu_to_le16(control);
cmnd->rw.dsmgmt = cpu_to_le32(dsmgmt);
diff --git a/drivers/block/pktcdvd.c b/drivers/block/pktcdvd.c
index ff8668c..ce986ba 100644
--- a/drivers/block/pktcdvd.c
+++ b/drivers/block/pktcdvd.c
@@ -651,7 +651,7 @@ static struct pkt_rb_node *pkt_rbtree_find(struct pktcdvd_device *pd, sector_t s
for (;;) {
tmp = rb_entry(n, struct pkt_rb_node, rb_node);
- if (s <= tmp->bio->bi_sector)
+ if (s <= tmp->bio->bi_iter.bi_sector)
next = n->rb_left;
else
next = n->rb_right;
@@ -660,12 +660,12 @@ static struct pkt_rb_node *pkt_rbtree_find(struct pktcdvd_device *pd, sector_t s
n = next;
}
- if (s > tmp->bio->bi_sector) {
+ if (s > tmp->bio->bi_iter.bi_sector) {
tmp = pkt_rbtree_next(tmp);
if (!tmp)
return NULL;
}
- BUG_ON(s > tmp->bio->bi_sector);
+ BUG_ON(s > tmp->bio->bi_iter.bi_sector);
return tmp;
}
@@ -676,13 +676,13 @@ static void pkt_rbtree_insert(struct pktcdvd_device *pd, struct pkt_rb_node *nod
{
struct rb_node **p = &pd->bio_queue.rb_node;
struct rb_node *parent = NULL;
- sector_t s = node->bio->bi_sector;
+ sector_t s = node->bio->bi_iter.bi_sector;
struct pkt_rb_node *tmp;
while (*p) {
parent = *p;
tmp = rb_entry(parent, struct pkt_rb_node, rb_node);
- if (s < tmp->bio->bi_sector)
+ if (s < tmp->bio->bi_iter.bi_sector)
p = &(*p)->rb_left;
else
p = &(*p)->rb_right;
@@ -857,7 +857,8 @@ static void pkt_iosched_process_queue(struct pktcdvd_device *pd)
spin_lock(&pd->iosched.lock);
bio = bio_list_peek(&pd->iosched.write_queue);
spin_unlock(&pd->iosched.lock);
- if (bio && (bio->bi_sector == pd->iosched.last_write))
+ if (bio && (bio->bi_iter.bi_sector ==
+ pd->iosched.last_write))
need_write_seek = 0;
if (need_write_seek && reads_queued) {
if (atomic_read(&pd->cdrw.pending_bios) > 0) {
@@ -888,7 +889,8 @@ static void pkt_iosched_process_queue(struct pktcdvd_device *pd)
continue;
if (bio_data_dir(bio) == READ)
- pd->iosched.successive_reads += bio->bi_size >> 10;
+ pd->iosched.successive_reads +=
+ bio->bi_iter.bi_size >> 10;
else {
pd->iosched.successive_reads = 0;
pd->iosched.last_write = bio_end_sector(bio);
@@ -978,7 +980,7 @@ static void pkt_end_io_read(struct bio *bio, int err)
pkt_dbg(2, pd, "bio=%p sec0=%llx sec=%llx err=%d\n",
bio, (unsigned long long)pkt->sector,
- (unsigned long long)bio->bi_sector, err);
+ (unsigned long long)bio->bi_iter.bi_sector, err);
if (err)
atomic_inc(&pkt->io_errors);
@@ -1026,8 +1028,9 @@ static void pkt_gather_data(struct pktcdvd_device *pd, struct packet_data *pkt)
memset(written, 0, sizeof(written));
spin_lock(&pkt->lock);
bio_list_for_each(bio, &pkt->orig_bios) {
- int first_frame = (bio->bi_sector - pkt->sector) / (CD_FRAMESIZE >> 9);
- int num_frames = bio->bi_size / CD_FRAMESIZE;
+ int first_frame = (bio->bi_iter.bi_sector - pkt->sector) /
+ (CD_FRAMESIZE >> 9);
+ int num_frames = bio->bi_iter.bi_size / CD_FRAMESIZE;
pd->stats.secs_w += num_frames * (CD_FRAMESIZE >> 9);
BUG_ON(first_frame < 0);
BUG_ON(first_frame + num_frames > pkt->frames);
@@ -1053,7 +1056,7 @@ static void pkt_gather_data(struct pktcdvd_device *pd, struct packet_data *pkt)
bio = pkt->r_bios[f];
bio_reset(bio);
- bio->bi_sector = pkt->sector + f * (CD_FRAMESIZE >> 9);
+ bio->bi_iter.bi_sector = pkt->sector + f * (CD_FRAMESIZE >> 9);
bio->bi_bdev = pd->bdev;
bio->bi_end_io = pkt_end_io_read;
bio->bi_private = pkt;
@@ -1150,8 +1153,8 @@ static int pkt_start_recovery(struct packet_data *pkt)
bio_reset(pkt->bio);
pkt->bio->bi_bdev = pd->bdev;
pkt->bio->bi_rw = REQ_WRITE;
- pkt->bio->bi_sector = new_sector;
- pkt->bio->bi_size = pkt->frames * CD_FRAMESIZE;
+ pkt->bio->bi_iter.bi_sector = new_sector;
+ pkt->bio->bi_iter.bi_size = pkt->frames * CD_FRAMESIZE;
pkt->bio->bi_vcnt = pkt->frames;
pkt->bio->bi_end_io = pkt_end_io_packet_write;
@@ -1213,7 +1216,7 @@ static int pkt_handle_queue(struct pktcdvd_device *pd)
node = first_node;
while (node) {
bio = node->bio;
- zone = get_zone(bio->bi_sector, pd);
+ zone = get_zone(bio->bi_iter.bi_sector, pd);
list_for_each_entry(p, &pd->cdrw.pkt_active_list, list) {
if (p->sector == zone) {
bio = NULL;
@@ -1252,14 +1255,14 @@ try_next_bio:
pkt_dbg(2, pd, "looking for zone %llx\n", (unsigned long long)zone);
while ((node = pkt_rbtree_find(pd, zone)) != NULL) {
bio = node->bio;
- pkt_dbg(2, pd, "found zone=%llx\n",
- (unsigned long long)get_zone(bio->bi_sector, pd));
- if (get_zone(bio->bi_sector, pd) != zone)
+ pkt_dbg(2, pd, "found zone=%llx\n", (unsigned long long)
+ get_zone(bio->bi_iter.bi_sector, pd));
+ if (get_zone(bio->bi_iter.bi_sector, pd) != zone)
break;
pkt_rbtree_erase(pd, node);
spin_lock(&pkt->lock);
bio_list_add(&pkt->orig_bios, bio);
- pkt->write_size += bio->bi_size / CD_FRAMESIZE;
+ pkt->write_size += bio->bi_iter.bi_size / CD_FRAMESIZE;
spin_unlock(&pkt->lock);
}
/* check write congestion marks, and if bio_queue_size is
@@ -1293,7 +1296,7 @@ static void pkt_start_write(struct pktcdvd_device *pd, struct packet_data *pkt)
struct bio_vec *bvec = pkt->w_bio->bi_io_vec;
bio_reset(pkt->w_bio);
- pkt->w_bio->bi_sector = pkt->sector;
+ pkt->w_bio->bi_iter.bi_sector = pkt->sector;
pkt->w_bio->bi_bdev = pd->bdev;
pkt->w_bio->bi_end_io = pkt_end_io_packet_write;
pkt->w_bio->bi_private = pkt;
@@ -2370,20 +2373,20 @@ static void pkt_make_request(struct request_queue *q, struct bio *bio)
if (!test_bit(PACKET_WRITABLE, &pd->flags)) {
pkt_notice(pd, "WRITE for ro device (%llu)\n",
- (unsigned long long)bio->bi_sector);
+ (unsigned long long)bio->bi_iter.bi_sector);
goto end_io;
}
- if (!bio->bi_size || (bio->bi_size % CD_FRAMESIZE)) {
+ if (!bio->bi_iter.bi_size || (bio->bi_iter.bi_size % CD_FRAMESIZE)) {
pkt_err(pd, "wrong bio size\n");
goto end_io;
}
blk_queue_bounce(q, &bio);
- zone = get_zone(bio->bi_sector, pd);
+ zone = get_zone(bio->bi_iter.bi_sector, pd);
pkt_dbg(2, pd, "start = %6llx stop = %6llx\n",
- (unsigned long long)bio->bi_sector,
+ (unsigned long long)bio->bi_iter.bi_sector,
(unsigned long long)bio_end_sector(bio));
/* Check if we have to split the bio */
@@ -2395,7 +2398,7 @@ static void pkt_make_request(struct request_queue *q, struct bio *bio)
last_zone = get_zone(bio_end_sector(bio) - 1, pd);
if (last_zone != zone) {
BUG_ON(last_zone != zone + pd->settings.size);
- first_sectors = last_zone - bio->bi_sector;
+ first_sectors = last_zone - bio->bi_iter.bi_sector;
bp = bio_split(bio, first_sectors);
BUG_ON(!bp);
pkt_make_request(q, &bp->bio1);
@@ -2417,7 +2420,8 @@ static void pkt_make_request(struct request_queue *q, struct bio *bio)
if ((pkt->state == PACKET_WAITING_STATE) ||
(pkt->state == PACKET_READ_WAIT_STATE)) {
bio_list_add(&pkt->orig_bios, bio);
- pkt->write_size += bio->bi_size / CD_FRAMESIZE;
+ pkt->write_size +=
+ bio->bi_iter.bi_size / CD_FRAMESIZE;
if ((pkt->write_size >= pkt->frames) &&
(pkt->state == PACKET_WAITING_STATE)) {
atomic_inc(&pkt->run_sm);
diff --git a/drivers/block/ps3disk.c b/drivers/block/ps3disk.c
index d754a88..464be78 100644
--- a/drivers/block/ps3disk.c
+++ b/drivers/block/ps3disk.c
@@ -104,7 +104,7 @@ static void ps3disk_scatter_gather(struct ps3_storage_device *dev,
dev_dbg(&dev->sbd.core,
"%s:%u: bio %u: %u segs %u sectors from %lu\n",
__func__, __LINE__, i, bio_segments(iter.bio),
- bio_sectors(iter.bio), iter.bio->bi_sector);
+ bio_sectors(iter.bio), iter.bio->bi_iter.bi_sector);
size = bvec->bv_len;
buf = bvec_kmap_irq(bvec, &flags);
diff --git a/drivers/block/ps3vram.c b/drivers/block/ps3vram.c
index 06a2e53..320bbfc 100644
--- a/drivers/block/ps3vram.c
+++ b/drivers/block/ps3vram.c
@@ -553,7 +553,7 @@ static struct bio *ps3vram_do_bio(struct ps3_system_bus_device *dev,
struct ps3vram_priv *priv = ps3_system_bus_get_drvdata(dev);
int write = bio_data_dir(bio) == WRITE;
const char *op = write ? "write" : "read";
- loff_t offset = bio->bi_sector << 9;
+ loff_t offset = bio->bi_iter.bi_sector << 9;
int error = 0;
struct bio_vec *bvec;
unsigned int i;
diff --git a/drivers/block/rbd.c b/drivers/block/rbd.c
index cb1db29..a8f4fe2 100644
--- a/drivers/block/rbd.c
+++ b/drivers/block/rbd.c
@@ -1183,14 +1183,14 @@ static struct bio *bio_clone_range(struct bio *bio_src,
/* Handle the easy case for the caller */
- if (!offset && len == bio_src->bi_size)
+ if (!offset && len == bio_src->bi_iter.bi_size)
return bio_clone(bio_src, gfpmask);
if (WARN_ON_ONCE(!len))
return NULL;
- if (WARN_ON_ONCE(len > bio_src->bi_size))
+ if (WARN_ON_ONCE(len > bio_src->bi_iter.bi_size))
return NULL;
- if (WARN_ON_ONCE(offset > bio_src->bi_size - len))
+ if (WARN_ON_ONCE(offset > bio_src->bi_iter.bi_size - len))
return NULL;
/* Find first affected segment... */
@@ -1220,7 +1220,8 @@ static struct bio *bio_clone_range(struct bio *bio_src,
return NULL; /* ENOMEM */
bio->bi_bdev = bio_src->bi_bdev;
- bio->bi_sector = bio_src->bi_sector + (offset >> SECTOR_SHIFT);
+ bio->bi_iter.bi_sector = bio_src->bi_iter.bi_sector +
+ (offset >> SECTOR_SHIFT);
bio->bi_rw = bio_src->bi_rw;
bio->bi_flags |= 1 << BIO_CLONED;
@@ -1239,8 +1240,7 @@ static struct bio *bio_clone_range(struct bio *bio_src,
}
bio->bi_vcnt = vcnt;
- bio->bi_size = len;
- bio->bi_idx = 0;
+ bio->bi_iter.bi_size = len;
return bio;
}
@@ -1271,7 +1271,7 @@ static struct bio *bio_chain_clone_range(struct bio **bio_src,
/* Build up a chain of clone bios up to the limit */
- if (!bi || off >= bi->bi_size || !len)
+ if (!bi || off >= bi->bi_iter.bi_size || !len)
return NULL; /* Nothing to clone */
end = &chain;
@@ -1283,7 +1283,7 @@ static struct bio *bio_chain_clone_range(struct bio **bio_src,
rbd_warn(NULL, "bio_chain exhausted with %u left", len);
goto out_err; /* EINVAL; ran out of bio's */
}
- bi_size = min_t(unsigned int, bi->bi_size - off, len);
+ bi_size = min_t(unsigned int, bi->bi_iter.bi_size - off, len);
bio = bio_clone_range(bi, off, bi_size, gfpmask);
if (!bio)
goto out_err; /* ENOMEM */
@@ -1292,7 +1292,7 @@ static struct bio *bio_chain_clone_range(struct bio **bio_src,
end = &bio->bi_next;
off += bi_size;
- if (off == bi->bi_size) {
+ if (off == bi->bi_iter.bi_size) {
bi = bi->bi_next;
off = 0;
}
@@ -2186,7 +2186,8 @@ static int rbd_img_request_fill(struct rbd_img_request *img_request,
if (type == OBJ_REQUEST_BIO) {
bio_list = data_desc;
- rbd_assert(img_offset == bio_list->bi_sector << SECTOR_SHIFT);
+ rbd_assert(img_offset ==
+ bio_list->bi_iter.bi_sector << SECTOR_SHIFT);
} else {
rbd_assert(type == OBJ_REQUEST_PAGES);
pages = data_desc;
diff --git a/drivers/block/rsxx/dev.c b/drivers/block/rsxx/dev.c
index 2284f5d..2839d37 100644
--- a/drivers/block/rsxx/dev.c
+++ b/drivers/block/rsxx/dev.c
@@ -174,7 +174,7 @@ static void rsxx_make_request(struct request_queue *q, struct bio *bio)
if (!card)
goto req_err;
- if (bio->bi_sector + (bio->bi_size >> 9) > get_capacity(card->gendisk))
+ if (bio_end_sector(bio) > get_capacity(card->gendisk))
goto req_err;
if (unlikely(card->halt)) {
@@ -187,7 +187,7 @@ static void rsxx_make_request(struct request_queue *q, struct bio *bio)
goto req_err;
}
- if (bio->bi_size == 0) {
+ if (bio->bi_iter.bi_size == 0) {
dev_err(CARD_TO_DEV(card), "size zero BIO!\n");
goto req_err;
}
@@ -208,7 +208,7 @@ static void rsxx_make_request(struct request_queue *q, struct bio *bio)
dev_dbg(CARD_TO_DEV(card), "BIO[%c]: meta: %p addr8: x%llx size: %d\n",
bio_data_dir(bio) ? 'W' : 'R', bio_meta,
- (u64)bio->bi_sector << 9, bio->bi_size);
+ (u64)bio->bi_iter.bi_sector << 9, bio->bi_iter.bi_size);
st = rsxx_dma_queue_bio(card, bio, &bio_meta->pending_dmas,
bio_dma_done_cb, bio_meta);
diff --git a/drivers/block/rsxx/dma.c b/drivers/block/rsxx/dma.c
index fc88ba3..3716633 100644
--- a/drivers/block/rsxx/dma.c
+++ b/drivers/block/rsxx/dma.c
@@ -696,7 +696,7 @@ int rsxx_dma_queue_bio(struct rsxx_cardinfo *card,
int st;
int i;
- addr8 = bio->bi_sector << 9; /* sectors are 512 bytes */
+ addr8 = bio->bi_iter.bi_sector << 9; /* sectors are 512 bytes */
atomic_set(n_dmas, 0);
for (i = 0; i < card->n_targets; i++) {
@@ -705,7 +705,7 @@ int rsxx_dma_queue_bio(struct rsxx_cardinfo *card,
}
if (bio->bi_rw & REQ_DISCARD) {
- bv_len = bio->bi_size;
+ bv_len = bio->bi_iter.bi_size;
while (bv_len > 0) {
tgt = rsxx_get_dma_tgt(card, addr8);
diff --git a/drivers/block/umem.c b/drivers/block/umem.c
index ad70868..dab4f1a 100644
--- a/drivers/block/umem.c
+++ b/drivers/block/umem.c
@@ -352,8 +352,8 @@ static int add_bio(struct cardinfo *card)
bio = card->currentbio;
if (!bio && card->bio) {
card->currentbio = card->bio;
- card->current_idx = card->bio->bi_idx;
- card->current_sector = card->bio->bi_sector;
+ card->current_idx = card->bio->bi_iter.bi_idx;
+ card->current_sector = card->bio->bi_iter.bi_sector;
card->bio = card->bio->bi_next;
if (card->bio == NULL)
card->biotail = &card->bio;
@@ -451,7 +451,7 @@ static void process_page(unsigned long data)
if (page->idx >= bio->bi_vcnt) {
page->bio = bio->bi_next;
if (page->bio)
- page->idx = page->bio->bi_idx;
+ page->idx = page->bio->bi_iter.bi_idx;
}
pci_unmap_page(card->dev, desc->data_dma_handle,
@@ -532,7 +532,8 @@ static void mm_make_request(struct request_queue *q, struct bio *bio)
{
struct cardinfo *card = q->queuedata;
pr_debug("mm_make_request %llu %u\n",
- (unsigned long long)bio->bi_sector, bio->bi_size);
+ (unsigned long long)bio->bi_iter.bi_sector,
+ bio->bi_iter.bi_size);
spin_lock_irq(&card->lock);
*card->biotail = bio;
diff --git a/drivers/block/xen-blkback/blkback.c b/drivers/block/xen-blkback/blkback.c
index 6620b73..4b97b86 100644
--- a/drivers/block/xen-blkback/blkback.c
+++ b/drivers/block/xen-blkback/blkback.c
@@ -1257,7 +1257,7 @@ static int dispatch_rw_block_io(struct xen_blkif *blkif,
bio->bi_bdev = preq.bdev;
bio->bi_private = pending_req;
bio->bi_end_io = end_block_io_op;
- bio->bi_sector = preq.sector_number;
+ bio->bi_iter.bi_sector = preq.sector_number;
}
preq.sector_number += seg[i].nsec;
diff --git a/drivers/block/xen-blkfront.c b/drivers/block/xen-blkfront.c
index 432db1b..80e8630 100644
--- a/drivers/block/xen-blkfront.c
+++ b/drivers/block/xen-blkfront.c
@@ -1547,7 +1547,7 @@ static int blkif_recover(struct blkfront_info *info)
for (i = 0; i < pending; i++) {
offset = (i * segs * PAGE_SIZE) >> 9;
size = min((unsigned int)(segs * PAGE_SIZE) >> 9,
- (unsigned int)(bio->bi_size >> 9) - offset);
+ (unsigned int)bio_sectors(bio) - offset);
cloned_bio = bio_clone(bio, GFP_NOIO);
BUG_ON(cloned_bio == NULL);
bio_trim(cloned_bio, offset, size);
diff --git a/drivers/md/bcache/btree.c b/drivers/md/bcache/btree.c
index 5e2765a..038a6d2 100644
--- a/drivers/md/bcache/btree.c
+++ b/drivers/md/bcache/btree.c
@@ -299,7 +299,7 @@ void bch_btree_node_read(struct btree *b)
bio = bch_bbio_alloc(b->c);
bio->bi_rw = REQ_META|READ_SYNC;
- bio->bi_size = KEY_SIZE(&b->key) << 9;
+ bio->bi_iter.bi_size = KEY_SIZE(&b->key) << 9;
bio->bi_end_io = btree_node_read_endio;
bio->bi_private = &cl;
@@ -395,7 +395,7 @@ static void do_btree_node_write(struct btree *b)
b->bio->bi_end_io = btree_node_write_endio;
b->bio->bi_private = cl;
b->bio->bi_rw = REQ_META|WRITE_SYNC|REQ_FUA;
- b->bio->bi_size = set_blocks(i, b->c) * block_bytes(b->c);
+ b->bio->bi_iter.bi_size = set_blocks(i, b->c) * block_bytes(b->c);
bch_bio_map(b->bio, i);
/*
diff --git a/drivers/md/bcache/debug.c b/drivers/md/bcache/debug.c
index 264fcfb..92b3fd4 100644
--- a/drivers/md/bcache/debug.c
+++ b/drivers/md/bcache/debug.c
@@ -195,7 +195,7 @@ void bch_data_verify(struct cached_dev *dc, struct bio *bio)
dc->disk.c,
"verify failed at dev %s sector %llu",
bdevname(dc->bdev, name),
- (uint64_t) bio->bi_sector);
+ (uint64_t) bio->bi_iter.bi_sector);
kunmap_atomic(p1);
}
diff --git a/drivers/md/bcache/io.c b/drivers/md/bcache/io.c
index 9056632..cc4ba2d 100644
--- a/drivers/md/bcache/io.c
+++ b/drivers/md/bcache/io.c
@@ -21,18 +21,18 @@ static void bch_bi_idx_hack_endio(struct bio *bio, int error)
static void bch_generic_make_request_hack(struct bio *bio)
{
- if (bio->bi_idx) {
+ if (bio->bi_iter.bi_idx) {
struct bio *clone = bio_alloc(GFP_NOIO, bio_segments(bio));
memcpy(clone->bi_io_vec,
bio_iovec(bio),
bio_segments(bio) * sizeof(struct bio_vec));
- clone->bi_sector = bio->bi_sector;
+ clone->bi_iter.bi_sector = bio->bi_iter.bi_sector;
clone->bi_bdev = bio->bi_bdev;
clone->bi_rw = bio->bi_rw;
clone->bi_vcnt = bio_segments(bio);
- clone->bi_size = bio->bi_size;
+ clone->bi_iter.bi_size = bio->bi_iter.bi_size;
clone->bi_private = bio;
clone->bi_end_io = bch_bi_idx_hack_endio;
@@ -72,7 +72,7 @@ static void bch_generic_make_request_hack(struct bio *bio)
struct bio *bch_bio_split(struct bio *bio, int sectors,
gfp_t gfp, struct bio_set *bs)
{
- unsigned idx = bio->bi_idx, vcnt = 0, nbytes = sectors << 9;
+ unsigned idx = bio->bi_iter.bi_idx, vcnt = 0, nbytes = sectors << 9;
struct bio_vec *bv;
struct bio *ret = NULL;
@@ -90,7 +90,7 @@ struct bio *bch_bio_split(struct bio *bio, int sectors,
}
bio_for_each_segment(bv, bio, idx) {
- vcnt = idx - bio->bi_idx;
+ vcnt = idx - bio->bi_iter.bi_idx;
if (!nbytes) {
ret = bio_alloc_bioset(gfp, vcnt, bs);
@@ -119,15 +119,15 @@ struct bio *bch_bio_split(struct bio *bio, int sectors,
}
out:
ret->bi_bdev = bio->bi_bdev;
- ret->bi_sector = bio->bi_sector;
- ret->bi_size = sectors << 9;
+ ret->bi_iter.bi_sector = bio->bi_iter.bi_sector;
+ ret->bi_iter.bi_size = sectors << 9;
ret->bi_rw = bio->bi_rw;
ret->bi_vcnt = vcnt;
ret->bi_max_vecs = vcnt;
- bio->bi_sector += sectors;
- bio->bi_size -= sectors << 9;
- bio->bi_idx = idx;
+ bio->bi_iter.bi_sector += sectors;
+ bio->bi_iter.bi_size -= sectors << 9;
+ bio->bi_iter.bi_idx = idx;
if (bio_integrity(bio)) {
if (bio_integrity_clone(ret, bio, gfp)) {
@@ -162,7 +162,7 @@ static unsigned bch_bio_max_sectors(struct bio *bio)
bio_for_each_segment(bv, bio, i) {
struct bvec_merge_data bvm = {
.bi_bdev = bio->bi_bdev,
- .bi_sector = bio->bi_sector,
+ .bi_sector = bio->bi_iter.bi_sector,
.bi_size = ret << 9,
.bi_rw = bio->bi_rw,
};
@@ -272,8 +272,8 @@ void __bch_submit_bbio(struct bio *bio, struct cache_set *c)
{
struct bbio *b = container_of(bio, struct bbio, bio);
- bio->bi_sector = PTR_OFFSET(&b->key, 0);
- bio->bi_bdev = PTR_CACHE(c, &b->key, 0)->bdev;
+ bio->bi_iter.bi_sector = PTR_OFFSET(&b->key, 0);
+ bio->bi_bdev = PTR_CACHE(c, &b->key, 0)->bdev;
b->submit_time_us = local_clock_us();
closure_bio_submit(bio, bio->bi_private, PTR_CACHE(c, &b->key, 0));
diff --git a/drivers/md/bcache/journal.c b/drivers/md/bcache/journal.c
index ecdaa67..7eafdf0 100644
--- a/drivers/md/bcache/journal.c
+++ b/drivers/md/bcache/journal.c
@@ -51,10 +51,10 @@ reread: left = ca->sb.bucket_size - offset;
len = min_t(unsigned, left, PAGE_SECTORS * 8);
bio_reset(bio);
- bio->bi_sector = bucket + offset;
+ bio->bi_iter.bi_sector = bucket + offset;
bio->bi_bdev = ca->bdev;
bio->bi_rw = READ;
- bio->bi_size = len << 9;
+ bio->bi_iter.bi_size = len << 9;
bio->bi_end_io = journal_read_endio;
bio->bi_private = &cl;
@@ -437,13 +437,13 @@ static void do_journal_discard(struct cache *ca)
atomic_set(&ja->discard_in_flight, DISCARD_IN_FLIGHT);
bio_init(bio);
- bio->bi_sector = bucket_to_sector(ca->set,
+ bio->bi_iter.bi_sector = bucket_to_sector(ca->set,
ca->sb.d[ja->discard_idx]);
bio->bi_bdev = ca->bdev;
bio->bi_rw = REQ_WRITE|REQ_DISCARD;
bio->bi_max_vecs = 1;
bio->bi_io_vec = bio->bi_inline_vecs;
- bio->bi_size = bucket_bytes(ca);
+ bio->bi_iter.bi_size = bucket_bytes(ca);
bio->bi_end_io = journal_discard_endio;
closure_get(&ca->set->cl);
@@ -608,10 +608,10 @@ static void journal_write_unlocked(struct closure *cl)
atomic_long_add(sectors, &ca->meta_sectors_written);
bio_reset(bio);
- bio->bi_sector = PTR_OFFSET(k, i);
+ bio->bi_iter.bi_sector = PTR_OFFSET(k, i);
bio->bi_bdev = ca->bdev;
bio->bi_rw = REQ_WRITE|REQ_SYNC|REQ_META|REQ_FLUSH|REQ_FUA;
- bio->bi_size = sectors << 9;
+ bio->bi_iter.bi_size = sectors << 9;
bio->bi_end_io = journal_write_endio;
bio->bi_private = w;
diff --git a/drivers/md/bcache/movinggc.c b/drivers/md/bcache/movinggc.c
index 7c1275e..581f95d 100644
--- a/drivers/md/bcache/movinggc.c
+++ b/drivers/md/bcache/movinggc.c
@@ -82,7 +82,7 @@ static void moving_init(struct moving_io *io)
bio_get(bio);
bio_set_prio(bio, IOPRIO_PRIO_VALUE(IOPRIO_CLASS_IDLE, 0));
- bio->bi_size = KEY_SIZE(&io->w->key) << 9;
+ bio->bi_iter.bi_size = KEY_SIZE(&io->w->key) << 9;
bio->bi_max_vecs = DIV_ROUND_UP(KEY_SIZE(&io->w->key),
PAGE_SECTORS);
bio->bi_private = &io->cl;
@@ -98,7 +98,7 @@ static void write_moving(struct closure *cl)
if (!op->error) {
moving_init(io);
- io->bio.bio.bi_sector = KEY_START(&io->w->key);
+ io->bio.bio.bi_iter.bi_sector = KEY_START(&io->w->key);
op->write_prio = 1;
op->bio = &io->bio.bio;
diff --git a/drivers/md/bcache/request.c b/drivers/md/bcache/request.c
index 78bab41..47a9bbc 100644
--- a/drivers/md/bcache/request.c
+++ b/drivers/md/bcache/request.c
@@ -261,7 +261,7 @@ static void bch_data_invalidate(struct closure *cl)
struct bio *bio = op->bio;
pr_debug("invalidating %i sectors from %llu",
- bio_sectors(bio), (uint64_t) bio->bi_sector);
+ bio_sectors(bio), (uint64_t) bio->bi_iter.bi_sector);
while (bio_sectors(bio)) {
unsigned sectors = min(bio_sectors(bio),
@@ -270,11 +270,11 @@ static void bch_data_invalidate(struct closure *cl)
if (bch_keylist_realloc(&op->insert_keys, 0, op->c))
goto out;
- bio->bi_sector += sectors;
- bio->bi_size -= sectors << 9;
+ bio->bi_iter.bi_sector += sectors;
+ bio->bi_iter.bi_size -= sectors << 9;
bch_keylist_add(&op->insert_keys,
- &KEY(op->inode, bio->bi_sector, sectors));
+ &KEY(op->inode, bio->bi_iter.bi_sector, sectors));
}
op->insert_data_done = true;
@@ -364,7 +364,7 @@ static void bch_data_insert_start(struct closure *cl)
k = op->insert_keys.top;
bkey_init(k);
SET_KEY_INODE(k, op->inode);
- SET_KEY_OFFSET(k, bio->bi_sector);
+ SET_KEY_OFFSET(k, bio->bi_iter.bi_sector);
if (!bch_alloc_sectors(op->c, k, bio_sectors(bio),
op->write_point, op->write_prio,
@@ -522,7 +522,7 @@ static bool check_should_bypass(struct cached_dev *dc, struct bio *bio)
(bio->bi_rw & REQ_WRITE)))
goto skip;
- if (bio->bi_sector & (c->sb.block_size - 1) ||
+ if (bio->bi_iter.bi_sector & (c->sb.block_size - 1) ||
bio_sectors(bio) & (c->sb.block_size - 1)) {
pr_debug("skipping unaligned io");
goto skip;
@@ -546,8 +546,8 @@ static bool check_should_bypass(struct cached_dev *dc, struct bio *bio)
spin_lock(&dc->io_lock);
- hlist_for_each_entry(i, iohash(dc, bio->bi_sector), hash)
- if (i->last == bio->bi_sector &&
+ hlist_for_each_entry(i, iohash(dc, bio->bi_iter.bi_sector), hash)
+ if (i->last == bio->bi_iter.bi_sector &&
time_before(jiffies, i->jiffies))
goto found;
@@ -556,8 +556,8 @@ static bool check_should_bypass(struct cached_dev *dc, struct bio *bio)
add_sequential(task);
i->sequential = 0;
found:
- if (i->sequential + bio->bi_size > i->sequential)
- i->sequential += bio->bi_size;
+ if (i->sequential + bio->bi_iter.bi_size > i->sequential)
+ i->sequential += bio->bi_iter.bi_size;
i->last = bio_end_sector(bio);
i->jiffies = jiffies + msecs_to_jiffies(5000);
@@ -650,15 +650,15 @@ static int cache_lookup_fn(struct btree_op *op, struct btree *b, struct bkey *k)
struct bkey *bio_key;
unsigned ptr;
- if (bkey_cmp(k, &KEY(s->iop.inode, bio->bi_sector, 0)) <= 0)
+ if (bkey_cmp(k, &KEY(s->iop.inode, bio->bi_iter.bi_sector, 0)) <= 0)
return MAP_CONTINUE;
if (KEY_INODE(k) != s->iop.inode ||
- KEY_START(k) > bio->bi_sector) {
+ KEY_START(k) > bio->bi_iter.bi_sector) {
unsigned bio_sectors = bio_sectors(bio);
unsigned sectors = KEY_INODE(k) == s->iop.inode
? min_t(uint64_t, INT_MAX,
- KEY_START(k) - bio->bi_sector)
+ KEY_START(k) - bio->bi_iter.bi_sector)
: INT_MAX;
int ret = s->d->cache_miss(b, s, bio, sectors);
@@ -681,13 +681,13 @@ static int cache_lookup_fn(struct btree_op *op, struct btree *b, struct bkey *k)
s->read_dirty_data = true;
n = bch_bio_split(bio, min_t(uint64_t, INT_MAX,
- KEY_OFFSET(k) - bio->bi_sector),
+ KEY_OFFSET(k) - bio->bi_iter.bi_sector),
GFP_NOIO, s->d->bio_split);
bio_key = &container_of(n, struct bbio, bio)->key;
bch_bkey_copy_single_ptr(bio_key, k, ptr);
- bch_cut_front(&KEY(s->iop.inode, n->bi_sector, 0), bio_key);
+ bch_cut_front(&KEY(s->iop.inode, n->bi_iter.bi_sector, 0), bio_key);
bch_cut_back(&KEY(s->iop.inode, bio_end_sector(n), 0), bio_key);
n->bi_end_io = bch_cache_read_endio;
@@ -714,7 +714,7 @@ static void cache_lookup(struct closure *cl)
struct bio *bio = &s->bio.bio;
int ret = bch_btree_map_keys(&s->op, s->iop.c,
- &KEY(s->iop.inode, bio->bi_sector, 0),
+ &KEY(s->iop.inode, bio->bi_iter.bi_sector, 0),
cache_lookup_fn, MAP_END_KEY);
if (ret == -EAGAIN)
continue_at(cl, cache_lookup, bcache_wq);
@@ -872,9 +872,9 @@ static void cached_dev_read_done(struct closure *cl)
if (s->iop.bio) {
bio_reset(s->iop.bio);
- s->iop.bio->bi_sector = s->cache_miss->bi_sector;
+ s->iop.bio->bi_iter.bi_sector = s->cache_miss->bi_iter.bi_sector;
s->iop.bio->bi_bdev = s->cache_miss->bi_bdev;
- s->iop.bio->bi_size = s->insert_bio_sectors << 9;
+ s->iop.bio->bi_iter.bi_size = s->insert_bio_sectors << 9;
bch_bio_map(s->iop.bio, NULL);
bio_copy_data(s->cache_miss, s->iop.bio);
@@ -937,7 +937,7 @@ static int cached_dev_cache_miss(struct btree *b, struct search *s,
s->insert_bio_sectors = min(sectors, bio_sectors(bio) + reada);
s->iop.replace_key = KEY(s->iop.inode,
- bio->bi_sector + s->insert_bio_sectors,
+ bio->bi_iter.bi_sector + s->insert_bio_sectors,
s->insert_bio_sectors);
ret = bch_btree_insert_check_key(b, &s->op, &s->iop.replace_key);
@@ -957,9 +957,9 @@ static int cached_dev_cache_miss(struct btree *b, struct search *s,
if (!cache_bio)
goto out_submit;
- cache_bio->bi_sector = miss->bi_sector;
- cache_bio->bi_bdev = miss->bi_bdev;
- cache_bio->bi_size = s->insert_bio_sectors << 9;
+ cache_bio->bi_iter.bi_sector = miss->bi_iter.bi_sector;
+ cache_bio->bi_bdev = miss->bi_bdev;
+ cache_bio->bi_iter.bi_size = s->insert_bio_sectors << 9;
cache_bio->bi_end_io = request_endio;
cache_bio->bi_private = &s->cl;
@@ -1009,7 +1009,7 @@ static void cached_dev_write(struct cached_dev *dc, struct search *s)
{
struct closure *cl = &s->cl;
struct bio *bio = &s->bio.bio;
- struct bkey start = KEY(dc->disk.id, bio->bi_sector, 0);
+ struct bkey start = KEY(dc->disk.id, bio->bi_iter.bi_sector, 0);
struct bkey end = KEY(dc->disk.id, bio_end_sector(bio), 0);
bch_keybuf_check_overlapping(&s->iop.c->moving_gc_keys, &start, &end);
@@ -1104,13 +1104,13 @@ static void cached_dev_make_request(struct request_queue *q, struct bio *bio)
part_stat_unlock();
bio->bi_bdev = dc->bdev;
- bio->bi_sector += dc->sb.data_offset;
+ bio->bi_iter.bi_sector += dc->sb.data_offset;
if (cached_dev_get(dc)) {
s = search_alloc(bio, d);
trace_bcache_request_start(s->d, bio);
- if (!bio->bi_size) {
+ if (!bio->bi_iter.bi_size) {
/*
* can't call bch_journal_meta from under
* generic_make_request
@@ -1197,9 +1197,9 @@ static int flash_dev_cache_miss(struct btree *b, struct search *s,
sectors -= j;
}
- bio_advance(bio, min(sectors << 9, bio->bi_size));
+ bio_advance(bio, min(sectors << 9, bio->bi_iter.bi_size));
- if (!bio->bi_size)
+ if (!bio->bi_iter.bi_size)
return MAP_DONE;
return MAP_CONTINUE;
@@ -1233,7 +1233,7 @@ static void flash_dev_make_request(struct request_queue *q, struct bio *bio)
trace_bcache_request_start(s->d, bio);
- if (!bio->bi_size) {
+ if (!bio->bi_iter.bi_size) {
/*
* can't call bch_journal_meta from under
* generic_make_request
@@ -1243,7 +1243,7 @@ static void flash_dev_make_request(struct request_queue *q, struct bio *bio)
bcache_wq);
} else if (rw) {
bch_keybuf_check_overlapping(&s->iop.c->moving_gc_keys,
- &KEY(d->id, bio->bi_sector, 0),
+ &KEY(d->id, bio->bi_iter.bi_sector, 0),
&KEY(d->id, bio_end_sector(bio), 0));
s->iop.bypass = (bio->bi_rw & REQ_DISCARD) != 0;
diff --git a/drivers/md/bcache/super.c b/drivers/md/bcache/super.c
index 1d9ee67..60fb604 100644
--- a/drivers/md/bcache/super.c
+++ b/drivers/md/bcache/super.c
@@ -233,9 +233,9 @@ static void __write_super(struct cache_sb *sb, struct bio *bio)
struct cache_sb *out = page_address(bio->bi_io_vec[0].bv_page);
unsigned i;
- bio->bi_sector = SB_SECTOR;
- bio->bi_rw = REQ_SYNC|REQ_META;
- bio->bi_size = SB_SIZE;
+ bio->bi_iter.bi_sector = SB_SECTOR;
+ bio->bi_rw = REQ_SYNC|REQ_META;
+ bio->bi_iter.bi_size = SB_SIZE;
bch_bio_map(bio, NULL);
out->offset = cpu_to_le64(sb->offset);
@@ -347,7 +347,7 @@ static void uuid_io(struct cache_set *c, unsigned long rw,
struct bio *bio = bch_bbio_alloc(c);
bio->bi_rw = REQ_SYNC|REQ_META|rw;
- bio->bi_size = KEY_SIZE(k) << 9;
+ bio->bi_iter.bi_size = KEY_SIZE(k) << 9;
bio->bi_end_io = uuid_endio;
bio->bi_private = cl;
@@ -503,10 +503,10 @@ static void prio_io(struct cache *ca, uint64_t bucket, unsigned long rw)
closure_init_stack(cl);
- bio->bi_sector = bucket * ca->sb.bucket_size;
- bio->bi_bdev = ca->bdev;
- bio->bi_rw = REQ_SYNC|REQ_META|rw;
- bio->bi_size = bucket_bytes(ca);
+ bio->bi_iter.bi_sector = bucket * ca->sb.bucket_size;
+ bio->bi_bdev = ca->bdev;
+ bio->bi_rw = REQ_SYNC|REQ_META|rw;
+ bio->bi_iter.bi_size = bucket_bytes(ca);
bio->bi_end_io = prio_endio;
bio->bi_private = ca;
diff --git a/drivers/md/bcache/util.c b/drivers/md/bcache/util.c
index 462214e..c57621e 100644
--- a/drivers/md/bcache/util.c
+++ b/drivers/md/bcache/util.c
@@ -218,10 +218,10 @@ uint64_t bch_next_delay(struct bch_ratelimit *d, uint64_t done)
void bch_bio_map(struct bio *bio, void *base)
{
- size_t size = bio->bi_size;
+ size_t size = bio->bi_iter.bi_size;
struct bio_vec *bv = bio->bi_io_vec;
- BUG_ON(!bio->bi_size);
+ BUG_ON(!bio->bi_iter.bi_size);
BUG_ON(bio->bi_vcnt);
bv->bv_offset = base ? ((unsigned long) base) % PAGE_SIZE : 0;
diff --git a/drivers/md/bcache/writeback.c b/drivers/md/bcache/writeback.c
index 99053b1..04657e9 100644
--- a/drivers/md/bcache/writeback.c
+++ b/drivers/md/bcache/writeback.c
@@ -113,7 +113,7 @@ static void dirty_init(struct keybuf_key *w)
if (!io->dc->writeback_percent)
bio_set_prio(bio, IOPRIO_PRIO_VALUE(IOPRIO_CLASS_IDLE, 0));
- bio->bi_size = KEY_SIZE(&w->key) << 9;
+ bio->bi_iter.bi_size = KEY_SIZE(&w->key) << 9;
bio->bi_max_vecs = DIV_ROUND_UP(KEY_SIZE(&w->key), PAGE_SECTORS);
bio->bi_private = w;
bio->bi_io_vec = bio->bi_inline_vecs;
@@ -186,7 +186,7 @@ static void write_dirty(struct closure *cl)
dirty_init(w);
io->bio.bi_rw = WRITE;
- io->bio.bi_sector = KEY_START(&w->key);
+ io->bio.bi_iter.bi_sector = KEY_START(&w->key);
io->bio.bi_bdev = io->dc->bdev;
io->bio.bi_end_io = dirty_endio;
@@ -255,7 +255,7 @@ static void read_dirty(struct cached_dev *dc)
io->dc = dc;
dirty_init(w);
- io->bio.bi_sector = PTR_OFFSET(&w->key, 0);
+ io->bio.bi_iter.bi_sector = PTR_OFFSET(&w->key, 0);
io->bio.bi_bdev = PTR_CACHE(dc->disk.c,
&w->key, 0)->bdev;
io->bio.bi_rw = READ;
diff --git a/drivers/md/bcache/writeback.h b/drivers/md/bcache/writeback.h
index c9ddcf4..e2f8598 100644
--- a/drivers/md/bcache/writeback.h
+++ b/drivers/md/bcache/writeback.h
@@ -50,7 +50,7 @@ static inline bool should_writeback(struct cached_dev *dc, struct bio *bio,
return false;
if (dc->partial_stripes_expensive &&
- bcache_dev_stripe_dirty(dc, bio->bi_sector,
+ bcache_dev_stripe_dirty(dc, bio->bi_iter.bi_sector,
bio_sectors(bio)))
return true;
diff --git a/drivers/md/dm-bio-record.h b/drivers/md/dm-bio-record.h
index 3a8cfa2..5ace48e 100644
--- a/drivers/md/dm-bio-record.h
+++ b/drivers/md/dm-bio-record.h
@@ -40,10 +40,10 @@ static inline void dm_bio_record(struct dm_bio_details *bd, struct bio *bio)
{
unsigned i;
- bd->bi_sector = bio->bi_sector;
+ bd->bi_sector = bio->bi_iter.bi_sector;
bd->bi_bdev = bio->bi_bdev;
- bd->bi_size = bio->bi_size;
- bd->bi_idx = bio->bi_idx;
+ bd->bi_size = bio->bi_iter.bi_size;
+ bd->bi_idx = bio->bi_iter.bi_idx;
bd->bi_flags = bio->bi_flags;
for (i = 0; i < bio->bi_vcnt; i++) {
@@ -56,10 +56,10 @@ static inline void dm_bio_restore(struct dm_bio_details *bd, struct bio *bio)
{
unsigned i;
- bio->bi_sector = bd->bi_sector;
+ bio->bi_iter.bi_sector = bd->bi_sector;
bio->bi_bdev = bd->bi_bdev;
- bio->bi_size = bd->bi_size;
- bio->bi_idx = bd->bi_idx;
+ bio->bi_iter.bi_size = bd->bi_size;
+ bio->bi_iter.bi_idx = bd->bi_idx;
bio->bi_flags = bd->bi_flags;
for (i = 0; i < bio->bi_vcnt; i++) {
diff --git a/drivers/md/dm-bufio.c b/drivers/md/dm-bufio.c
index 173cbb2..4113b60 100644
--- a/drivers/md/dm-bufio.c
+++ b/drivers/md/dm-bufio.c
@@ -538,7 +538,7 @@ static void use_inline_bio(struct dm_buffer *b, int rw, sector_t block,
bio_init(&b->bio);
b->bio.bi_io_vec = b->bio_vec;
b->bio.bi_max_vecs = DM_BUFIO_INLINE_VECS;
- b->bio.bi_sector = block << b->c->sectors_per_block_bits;
+ b->bio.bi_iter.bi_sector = block << b->c->sectors_per_block_bits;
b->bio.bi_bdev = b->c->bdev;
b->bio.bi_end_io = end_io;
diff --git a/drivers/md/dm-cache-policy-mq.c b/drivers/md/dm-cache-policy-mq.c
index 416b7b7..bfba97d 100644
--- a/drivers/md/dm-cache-policy-mq.c
+++ b/drivers/md/dm-cache-policy-mq.c
@@ -72,7 +72,7 @@ static enum io_pattern iot_pattern(struct io_tracker *t)
static void iot_update_stats(struct io_tracker *t, struct bio *bio)
{
- if (bio->bi_sector == from_oblock(t->last_end_oblock) + 1)
+ if (bio->bi_iter.bi_sector == from_oblock(t->last_end_oblock) + 1)
t->nr_seq_samples++;
else {
/*
@@ -87,7 +87,7 @@ static void iot_update_stats(struct io_tracker *t, struct bio *bio)
t->nr_rand_samples++;
}
- t->last_end_oblock = to_oblock(bio->bi_sector + bio_sectors(bio) - 1);
+ t->last_end_oblock = to_oblock(bio_end_sector(bio) - 1);
}
static void iot_check_for_pattern_switch(struct io_tracker *t)
diff --git a/drivers/md/dm-cache-target.c b/drivers/md/dm-cache-target.c
index 9efcf10..86f9c83 100644
--- a/drivers/md/dm-cache-target.c
+++ b/drivers/md/dm-cache-target.c
@@ -664,15 +664,17 @@ static void remap_to_origin(struct cache *cache, struct bio *bio)
static void remap_to_cache(struct cache *cache, struct bio *bio,
dm_cblock_t cblock)
{
- sector_t bi_sector = bio->bi_sector;
+ sector_t bi_sector = bio->bi_iter.bi_sector;
bio->bi_bdev = cache->cache_dev->bdev;
if (!block_size_is_power_of_two(cache))
- bio->bi_sector = (from_cblock(cblock) * cache->sectors_per_block) +
- sector_div(bi_sector, cache->sectors_per_block);
+ bio->bi_iter.bi_sector =
+ (from_cblock(cblock) * cache->sectors_per_block) +
+ sector_div(bi_sector, cache->sectors_per_block);
else
- bio->bi_sector = (from_cblock(cblock) << cache->sectors_per_block_shift) |
- (bi_sector & (cache->sectors_per_block - 1));
+ bio->bi_iter.bi_sector =
+ (from_cblock(cblock) << cache->sectors_per_block_shift) |
+ (bi_sector & (cache->sectors_per_block - 1));
}
static void check_if_tick_bio_needed(struct cache *cache, struct bio *bio)
@@ -712,7 +714,7 @@ static void remap_to_cache_dirty(struct cache *cache, struct bio *bio,
static dm_oblock_t get_bio_block(struct cache *cache, struct bio *bio)
{
- sector_t block_nr = bio->bi_sector;
+ sector_t block_nr = bio->bi_iter.bi_sector;
if (!block_size_is_power_of_two(cache))
(void) sector_div(block_nr, cache->sectors_per_block);
@@ -1027,7 +1029,7 @@ static void issue_overwrite(struct dm_cache_migration *mg, struct bio *bio)
static bool bio_writes_complete_block(struct cache *cache, struct bio *bio)
{
return (bio_data_dir(bio) == WRITE) &&
- (bio->bi_size == (cache->sectors_per_block << SECTOR_SHIFT));
+ (bio->bi_iter.bi_size == (cache->sectors_per_block << SECTOR_SHIFT));
}
static void avoid_copy(struct dm_cache_migration *mg)
@@ -1252,7 +1254,7 @@ static void process_flush_bio(struct cache *cache, struct bio *bio)
size_t pb_data_size = get_per_bio_data_size(cache);
struct per_bio_data *pb = get_per_bio_data(bio, pb_data_size);
- BUG_ON(bio->bi_size);
+ BUG_ON(bio->bi_iter.bi_size);
if (!pb->req_nr)
remap_to_origin(cache, bio);
else
@@ -1275,9 +1277,9 @@ static void process_flush_bio(struct cache *cache, struct bio *bio)
*/
static void process_discard_bio(struct cache *cache, struct bio *bio)
{
- dm_block_t start_block = dm_sector_div_up(bio->bi_sector,
+ dm_block_t start_block = dm_sector_div_up(bio->bi_iter.bi_sector,
cache->discard_block_size);
- dm_block_t end_block = bio->bi_sector + bio_sectors(bio);
+ dm_block_t end_block = bio_end_sector(bio);
dm_block_t b;
end_block = block_div(end_block, cache->discard_block_size);
diff --git a/drivers/md/dm-crypt.c b/drivers/md/dm-crypt.c
index 81b0fa6..1e2e546 100644
--- a/drivers/md/dm-crypt.c
+++ b/drivers/md/dm-crypt.c
@@ -828,8 +828,8 @@ static void crypt_convert_init(struct crypt_config *cc,
ctx->bio_out = bio_out;
ctx->offset_in = 0;
ctx->offset_out = 0;
- ctx->idx_in = bio_in ? bio_in->bi_idx : 0;
- ctx->idx_out = bio_out ? bio_out->bi_idx : 0;
+ ctx->idx_in = bio_in ? bio_in->bi_iter.bi_idx : 0;
+ ctx->idx_out = bio_out ? bio_out->bi_iter.bi_idx : 0;
ctx->cc_sector = sector + cc->iv_offset;
init_completion(&ctx->restart);
}
@@ -1021,7 +1021,7 @@ static struct bio *crypt_alloc_buffer(struct dm_crypt_io *io, unsigned size,
size -= len;
}
- if (!clone->bi_size) {
+ if (!clone->bi_iter.bi_size) {
bio_put(clone);
return NULL;
}
@@ -1161,7 +1161,7 @@ static int kcryptd_io_read(struct dm_crypt_io *io, gfp_t gfp)
crypt_inc_pending(io);
clone_init(io, clone);
- clone->bi_sector = cc->start + io->sector;
+ clone->bi_iter.bi_sector = cc->start + io->sector;
generic_make_request(clone);
return 0;
@@ -1209,7 +1209,7 @@ static void kcryptd_crypt_write_io_submit(struct dm_crypt_io *io, int async)
/* crypt_convert should have filled the clone bio */
BUG_ON(io->ctx.idx_out < clone->bi_vcnt);
- clone->bi_sector = cc->start + io->sector;
+ clone->bi_iter.bi_sector = cc->start + io->sector;
if (async)
kcryptd_queue_io(io);
@@ -1224,7 +1224,7 @@ static void kcryptd_crypt_write_convert(struct dm_crypt_io *io)
struct dm_crypt_io *new_io;
int crypt_finished;
unsigned out_of_pages = 0;
- unsigned remaining = io->base_bio->bi_size;
+ unsigned remaining = io->base_bio->bi_iter.bi_size;
sector_t sector = io->sector;
int r;
@@ -1248,7 +1248,7 @@ static void kcryptd_crypt_write_convert(struct dm_crypt_io *io)
io->ctx.bio_out = clone;
io->ctx.idx_out = 0;
- remaining -= clone->bi_size;
+ remaining -= clone->bi_iter.bi_size;
sector += bio_sectors(clone);
crypt_inc_pending(io);
@@ -1869,11 +1869,12 @@ static int crypt_map(struct dm_target *ti, struct bio *bio)
if (unlikely(bio->bi_rw & (REQ_FLUSH | REQ_DISCARD))) {
bio->bi_bdev = cc->dev->bdev;
if (bio_sectors(bio))
- bio->bi_sector = cc->start + dm_target_offset(ti, bio->bi_sector);
+ bio->bi_iter.bi_sector = cc->start +
+ dm_target_offset(ti, bio->bi_iter.bi_sector);
return DM_MAPIO_REMAPPED;
}
- io = crypt_io_alloc(cc, bio, dm_target_offset(ti, bio->bi_sector));
+ io = crypt_io_alloc(cc, bio, dm_target_offset(ti, bio->bi_iter.bi_sector));
if (bio_data_dir(io->base_bio) == READ) {
if (kcryptd_io_read(io, GFP_NOWAIT))
diff --git a/drivers/md/dm-delay.c b/drivers/md/dm-delay.c
index 496d5f3..84c8601 100644
--- a/drivers/md/dm-delay.c
+++ b/drivers/md/dm-delay.c
@@ -281,14 +281,15 @@ static int delay_map(struct dm_target *ti, struct bio *bio)
if ((bio_data_dir(bio) == WRITE) && (dc->dev_write)) {
bio->bi_bdev = dc->dev_write->bdev;
if (bio_sectors(bio))
- bio->bi_sector = dc->start_write +
- dm_target_offset(ti, bio->bi_sector);
+ bio->bi_iter.bi_sector = dc->start_write +
+ dm_target_offset(ti, bio->bi_iter.bi_sector);
return delay_bio(dc, dc->write_delay, bio);
}
bio->bi_bdev = dc->dev_read->bdev;
- bio->bi_sector = dc->start_read + dm_target_offset(ti, bio->bi_sector);
+ bio->bi_iter.bi_sector = dc->start_read +
+ dm_target_offset(ti, bio->bi_iter.bi_sector);
return delay_bio(dc, dc->read_delay, bio);
}
diff --git a/drivers/md/dm-flakey.c b/drivers/md/dm-flakey.c
index c80a0ec..b257e46 100644
--- a/drivers/md/dm-flakey.c
+++ b/drivers/md/dm-flakey.c
@@ -248,7 +248,8 @@ static void flakey_map_bio(struct dm_target *ti, struct bio *bio)
bio->bi_bdev = fc->dev->bdev;
if (bio_sectors(bio))
- bio->bi_sector = flakey_map_sector(ti, bio->bi_sector);
+ bio->bi_iter.bi_sector =
+ flakey_map_sector(ti, bio->bi_iter.bi_sector);
}
static void corrupt_bio_data(struct bio *bio, struct flakey_c *fc)
@@ -265,8 +266,8 @@ static void corrupt_bio_data(struct bio *bio, struct flakey_c *fc)
DMDEBUG("Corrupting data bio=%p by writing %u to byte %u "
"(rw=%c bi_rw=%lu bi_sector=%llu cur_bytes=%u)\n",
bio, fc->corrupt_bio_value, fc->corrupt_bio_byte,
- (bio_data_dir(bio) == WRITE) ? 'w' : 'r',
- bio->bi_rw, (unsigned long long)bio->bi_sector, bio_bytes);
+ (bio_data_dir(bio) == WRITE) ? 'w' : 'r', bio->bi_rw,
+ (unsigned long long)bio->bi_iter.bi_sector, bio_bytes);
}
}
diff --git a/drivers/md/dm-io.c b/drivers/md/dm-io.c
index 2a20986..01558b0 100644
--- a/drivers/md/dm-io.c
+++ b/drivers/md/dm-io.c
@@ -304,14 +304,14 @@ static void do_region(int rw, unsigned region, struct dm_io_region *where,
dm_sector_div_up(remaining, (PAGE_SIZE >> SECTOR_SHIFT)));
bio = bio_alloc_bioset(GFP_NOIO, num_bvecs, io->client->bios);
- bio->bi_sector = where->sector + (where->count - remaining);
+ bio->bi_iter.bi_sector = where->sector + (where->count - remaining);
bio->bi_bdev = where->bdev;
bio->bi_end_io = endio;
store_io_and_region_in_bio(bio, io, region);
if (rw & REQ_DISCARD) {
num_sectors = min_t(sector_t, q->limits.max_discard_sectors, remaining);
- bio->bi_size = num_sectors << SECTOR_SHIFT;
+ bio->bi_iter.bi_size = num_sectors << SECTOR_SHIFT;
remaining -= num_sectors;
} else if (rw & REQ_WRITE_SAME) {
/*
@@ -320,7 +320,7 @@ static void do_region(int rw, unsigned region, struct dm_io_region *where,
dp->get_page(dp, &page, &len, &offset);
bio_add_page(bio, page, logical_block_size, offset);
num_sectors = min_t(sector_t, q->limits.max_write_same_sectors, remaining);
- bio->bi_size = num_sectors << SECTOR_SHIFT;
+ bio->bi_iter.bi_size = num_sectors << SECTOR_SHIFT;
offset = 0;
remaining -= num_sectors;
diff --git a/drivers/md/dm-linear.c b/drivers/md/dm-linear.c
index 4f99d26..53e848c 100644
--- a/drivers/md/dm-linear.c
+++ b/drivers/md/dm-linear.c
@@ -85,7 +85,8 @@ static void linear_map_bio(struct dm_target *ti, struct bio *bio)
bio->bi_bdev = lc->dev->bdev;
if (bio_sectors(bio))
- bio->bi_sector = linear_map_sector(ti, bio->bi_sector);
+ bio->bi_iter.bi_sector =
+ linear_map_sector(ti, bio->bi_iter.bi_sector);
}
static int linear_map(struct dm_target *ti, struct bio *bio)
diff --git a/drivers/md/dm-raid1.c b/drivers/md/dm-raid1.c
index 9584443..9f6d8e6 100644
--- a/drivers/md/dm-raid1.c
+++ b/drivers/md/dm-raid1.c
@@ -432,7 +432,7 @@ static int mirror_available(struct mirror_set *ms, struct bio *bio)
region_t region = dm_rh_bio_to_region(ms->rh, bio);
if (log->type->in_sync(log, region, 0))
- return choose_mirror(ms, bio->bi_sector) ? 1 : 0;
+ return choose_mirror(ms, bio->bi_iter.bi_sector) ? 1 : 0;
return 0;
}
@@ -442,15 +442,15 @@ static int mirror_available(struct mirror_set *ms, struct bio *bio)
*/
static sector_t map_sector(struct mirror *m, struct bio *bio)
{
- if (unlikely(!bio->bi_size))
+ if (unlikely(!bio->bi_iter.bi_size))
return 0;
- return m->offset + dm_target_offset(m->ms->ti, bio->bi_sector);
+ return m->offset + dm_target_offset(m->ms->ti, bio->bi_iter.bi_sector);
}
static void map_bio(struct mirror *m, struct bio *bio)
{
bio->bi_bdev = m->dev->bdev;
- bio->bi_sector = map_sector(m, bio);
+ bio->bi_iter.bi_sector = map_sector(m, bio);
}
static void map_region(struct dm_io_region *io, struct mirror *m,
@@ -527,7 +527,7 @@ static void read_async_bio(struct mirror *m, struct bio *bio)
struct dm_io_request io_req = {
.bi_rw = READ,
.mem.type = DM_IO_BVEC,
- .mem.ptr.bvec = bio->bi_io_vec + bio->bi_idx,
+ .mem.ptr.bvec = bio->bi_io_vec + bio->bi_iter.bi_idx,
.notify.fn = read_callback,
.notify.context = bio,
.client = m->ms->io_client,
@@ -559,7 +559,7 @@ static void do_reads(struct mirror_set *ms, struct bio_list *reads)
* We can only read balance if the region is in sync.
*/
if (likely(region_in_sync(ms, region, 1)))
- m = choose_mirror(ms, bio->bi_sector);
+ m = choose_mirror(ms, bio->bi_iter.bi_sector);
else if (m && atomic_read(&m->error_count))
m = NULL;
@@ -630,7 +630,7 @@ static void do_write(struct mirror_set *ms, struct bio *bio)
struct dm_io_request io_req = {
.bi_rw = WRITE | (bio->bi_rw & WRITE_FLUSH_FUA),
.mem.type = DM_IO_BVEC,
- .mem.ptr.bvec = bio->bi_io_vec + bio->bi_idx,
+ .mem.ptr.bvec = bio->bi_io_vec + bio->bi_iter.bi_idx,
.notify.fn = write_callback,
.notify.context = bio,
.client = ms->io_client,
@@ -1181,7 +1181,7 @@ static int mirror_map(struct dm_target *ti, struct bio *bio)
* The region is in-sync and we can perform reads directly.
* Store enough information so we can retry if it fails.
*/
- m = choose_mirror(ms, bio->bi_sector);
+ m = choose_mirror(ms, bio->bi_iter.bi_sector);
if (unlikely(!m))
return -EIO;
diff --git a/drivers/md/dm-region-hash.c b/drivers/md/dm-region-hash.c
index 69732e0..b929fd5 100644
--- a/drivers/md/dm-region-hash.c
+++ b/drivers/md/dm-region-hash.c
@@ -126,7 +126,8 @@ EXPORT_SYMBOL_GPL(dm_rh_region_to_sector);
region_t dm_rh_bio_to_region(struct dm_region_hash *rh, struct bio *bio)
{
- return dm_rh_sector_to_region(rh, bio->bi_sector - rh->target_begin);
+ return dm_rh_sector_to_region(rh, bio->bi_iter.bi_sector -
+ rh->target_begin);
}
EXPORT_SYMBOL_GPL(dm_rh_bio_to_region);
diff --git a/drivers/md/dm-snap.c b/drivers/md/dm-snap.c
index aec57d7..3ded8c7 100644
--- a/drivers/md/dm-snap.c
+++ b/drivers/md/dm-snap.c
@@ -1562,11 +1562,10 @@ static void remap_exception(struct dm_snapshot *s, struct dm_exception *e,
struct bio *bio, chunk_t chunk)
{
bio->bi_bdev = s->cow->bdev;
- bio->bi_sector = chunk_to_sector(s->store,
- dm_chunk_number(e->new_chunk) +
- (chunk - e->old_chunk)) +
- (bio->bi_sector &
- s->store->chunk_mask);
+ bio->bi_iter.bi_sector =
+ chunk_to_sector(s->store, dm_chunk_number(e->new_chunk) +
+ (chunk - e->old_chunk)) +
+ (bio->bi_iter.bi_sector & s->store->chunk_mask);
}
static int snapshot_map(struct dm_target *ti, struct bio *bio)
@@ -1584,7 +1583,7 @@ static int snapshot_map(struct dm_target *ti, struct bio *bio)
return DM_MAPIO_REMAPPED;
}
- chunk = sector_to_chunk(s->store, bio->bi_sector);
+ chunk = sector_to_chunk(s->store, bio->bi_iter.bi_sector);
/* Full snapshots are not usable */
/* To get here the table must be live so s->active is always set. */
@@ -1645,7 +1644,8 @@ static int snapshot_map(struct dm_target *ti, struct bio *bio)
r = DM_MAPIO_SUBMITTED;
if (!pe->started &&
- bio->bi_size == (s->store->chunk_size << SECTOR_SHIFT)) {
+ bio->bi_iter.bi_size ==
+ (s->store->chunk_size << SECTOR_SHIFT)) {
pe->started = 1;
up_write(&s->lock);
start_full_bio(pe, bio);
@@ -1701,7 +1701,7 @@ static int snapshot_merge_map(struct dm_target *ti, struct bio *bio)
return DM_MAPIO_REMAPPED;
}
- chunk = sector_to_chunk(s->store, bio->bi_sector);
+ chunk = sector_to_chunk(s->store, bio->bi_iter.bi_sector);
down_write(&s->lock);
@@ -2038,7 +2038,7 @@ static int do_origin(struct dm_dev *origin, struct bio *bio)
down_read(&_origins_lock);
o = __lookup_origin(origin->bdev);
if (o)
- r = __origin_write(&o->snapshots, bio->bi_sector, bio);
+ r = __origin_write(&o->snapshots, bio->bi_iter.bi_sector, bio);
up_read(&_origins_lock);
return r;
diff --git a/drivers/md/dm-stripe.c b/drivers/md/dm-stripe.c
index 73c1712..d1600d2 100644
--- a/drivers/md/dm-stripe.c
+++ b/drivers/md/dm-stripe.c
@@ -259,13 +259,15 @@ static int stripe_map_range(struct stripe_c *sc, struct bio *bio,
{
sector_t begin, end;
- stripe_map_range_sector(sc, bio->bi_sector, target_stripe, &begin);
+ stripe_map_range_sector(sc, bio->bi_iter.bi_sector,
+ target_stripe, &begin);
stripe_map_range_sector(sc, bio_end_sector(bio),
target_stripe, &end);
if (begin < end) {
bio->bi_bdev = sc->stripe[target_stripe].dev->bdev;
- bio->bi_sector = begin + sc->stripe[target_stripe].physical_start;
- bio->bi_size = to_bytes(end - begin);
+ bio->bi_iter.bi_sector = begin +
+ sc->stripe[target_stripe].physical_start;
+ bio->bi_iter.bi_size = to_bytes(end - begin);
return DM_MAPIO_REMAPPED;
} else {
/* The range doesn't map to the target stripe */
@@ -293,9 +295,10 @@ static int stripe_map(struct dm_target *ti, struct bio *bio)
return stripe_map_range(sc, bio, target_bio_nr);
}
- stripe_map_sector(sc, bio->bi_sector, &stripe, &bio->bi_sector);
+ stripe_map_sector(sc, bio->bi_iter.bi_sector,
+ &stripe, &bio->bi_iter.bi_sector);
- bio->bi_sector += sc->stripe[stripe].physical_start;
+ bio->bi_iter.bi_sector += sc->stripe[stripe].physical_start;
bio->bi_bdev = sc->stripe[stripe].dev->bdev;
return DM_MAPIO_REMAPPED;
diff --git a/drivers/md/dm-switch.c b/drivers/md/dm-switch.c
index ff9ac4b..09a688b 100644
--- a/drivers/md/dm-switch.c
+++ b/drivers/md/dm-switch.c
@@ -311,11 +311,11 @@ error:
static int switch_map(struct dm_target *ti, struct bio *bio)
{
struct switch_ctx *sctx = ti->private;
- sector_t offset = dm_target_offset(ti, bio->bi_sector);
+ sector_t offset = dm_target_offset(ti, bio->bi_iter.bi_sector);
unsigned path_nr = switch_get_path_nr(sctx, offset);
bio->bi_bdev = sctx->path_list[path_nr].dmdev->bdev;
- bio->bi_sector = sctx->path_list[path_nr].start + offset;
+ bio->bi_iter.bi_sector = sctx->path_list[path_nr].start + offset;
return DM_MAPIO_REMAPPED;
}
diff --git a/drivers/md/dm-thin.c b/drivers/md/dm-thin.c
index 2c0cf51..a654024 100644
--- a/drivers/md/dm-thin.c
+++ b/drivers/md/dm-thin.c
@@ -413,7 +413,7 @@ static bool block_size_is_power_of_two(struct pool *pool)
static dm_block_t get_bio_block(struct thin_c *tc, struct bio *bio)
{
struct pool *pool = tc->pool;
- sector_t block_nr = bio->bi_sector;
+ sector_t block_nr = bio->bi_iter.bi_sector;
if (block_size_is_power_of_two(pool))
block_nr >>= pool->sectors_per_block_shift;
@@ -426,14 +426,15 @@ static dm_block_t get_bio_block(struct thin_c *tc, struct bio *bio)
static void remap(struct thin_c *tc, struct bio *bio, dm_block_t block)
{
struct pool *pool = tc->pool;
- sector_t bi_sector = bio->bi_sector;
+ sector_t bi_sector = bio->bi_iter.bi_sector;
bio->bi_bdev = tc->pool_dev->bdev;
if (block_size_is_power_of_two(pool))
- bio->bi_sector = (block << pool->sectors_per_block_shift) |
- (bi_sector & (pool->sectors_per_block - 1));
+ bio->bi_iter.bi_sector =
+ (block << pool->sectors_per_block_shift) |
+ (bi_sector & (pool->sectors_per_block - 1));
else
- bio->bi_sector = (block * pool->sectors_per_block) +
+ bio->bi_iter.bi_sector = (block * pool->sectors_per_block) +
sector_div(bi_sector, pool->sectors_per_block);
}
@@ -721,7 +722,8 @@ static void process_prepared(struct pool *pool, struct list_head *head,
*/
static int io_overlaps_block(struct pool *pool, struct bio *bio)
{
- return bio->bi_size == (pool->sectors_per_block << SECTOR_SHIFT);
+ return bio->bi_iter.bi_size ==
+ (pool->sectors_per_block << SECTOR_SHIFT);
}
static int io_overwrites_block(struct pool *pool, struct bio *bio)
@@ -1130,7 +1132,7 @@ static void process_shared_bio(struct thin_c *tc, struct bio *bio,
if (bio_detain(pool, &key, bio, &cell))
return;
- if (bio_data_dir(bio) == WRITE && bio->bi_size)
+ if (bio_data_dir(bio) == WRITE && bio->bi_iter.bi_size)
break_sharing(tc, bio, block, &key, lookup_result, cell);
else {
struct dm_thin_endio_hook *h = dm_per_bio_data(bio, sizeof(struct dm_thin_endio_hook));
@@ -1153,7 +1155,7 @@ static void provision_block(struct thin_c *tc, struct bio *bio, dm_block_t block
/*
* Remap empty bios (flushes) immediately, without provisioning.
*/
- if (!bio->bi_size) {
+ if (!bio->bi_iter.bi_size) {
inc_all_io_entry(pool, bio);
cell_defer_no_holder(tc, cell);
@@ -1253,7 +1255,7 @@ static void process_bio_read_only(struct thin_c *tc, struct bio *bio)
r = dm_thin_find_block(tc->td, block, 1, &lookup_result);
switch (r) {
case 0:
- if (lookup_result.shared && (rw == WRITE) && bio->bi_size)
+ if (lookup_result.shared && (rw == WRITE) && bio->bi_iter.bi_size)
bio_io_error(bio);
else {
inc_all_io_entry(tc->pool, bio);
@@ -2867,7 +2869,7 @@ out_unlock:
static int thin_map(struct dm_target *ti, struct bio *bio)
{
- bio->bi_sector = dm_target_offset(ti, bio->bi_sector);
+ bio->bi_iter.bi_sector = dm_target_offset(ti, bio->bi_iter.bi_sector);
return thin_bio_map(ti, bio);
}
diff --git a/drivers/md/dm-verity.c b/drivers/md/dm-verity.c
index 4b7941d..132b315 100644
--- a/drivers/md/dm-verity.c
+++ b/drivers/md/dm-verity.c
@@ -493,9 +493,9 @@ static int verity_map(struct dm_target *ti, struct bio *bio)
struct dm_verity_io *io;
bio->bi_bdev = v->data_dev->bdev;
- bio->bi_sector = verity_map_sector(v, bio->bi_sector);
+ bio->bi_iter.bi_sector = verity_map_sector(v, bio->bi_iter.bi_sector);
- if (((unsigned)bio->bi_sector | bio_sectors(bio)) &
+ if (((unsigned)bio->bi_iter.bi_sector | bio_sectors(bio)) &
((1 << (v->data_dev_block_bits - SECTOR_SHIFT)) - 1)) {
DMERR_LIMIT("unaligned io");
return -EIO;
@@ -514,8 +514,8 @@ static int verity_map(struct dm_target *ti, struct bio *bio)
io->v = v;
io->orig_bi_end_io = bio->bi_end_io;
io->orig_bi_private = bio->bi_private;
- io->block = bio->bi_sector >> (v->data_dev_block_bits - SECTOR_SHIFT);
- io->n_blocks = bio->bi_size >> v->data_dev_block_bits;
+ io->block = bio->bi_iter.bi_sector >> (v->data_dev_block_bits - SECTOR_SHIFT);
+ io->n_blocks = bio->bi_iter.bi_size >> v->data_dev_block_bits;
bio->bi_end_io = verity_end_io;
bio->bi_private = io;
diff --git a/drivers/md/dm.c b/drivers/md/dm.c
index 0704c52..ccd064e 100644
--- a/drivers/md/dm.c
+++ b/drivers/md/dm.c
@@ -575,7 +575,7 @@ static void start_io_acct(struct dm_io *io)
atomic_inc_return(&md->pending[rw]));
if (unlikely(dm_stats_used(&md->stats)))
- dm_stats_account_io(&md->stats, bio->bi_rw, bio->bi_sector,
+ dm_stats_account_io(&md->stats, bio->bi_rw, bio->bi_iter.bi_sector,
bio_sectors(bio), false, 0, &io->stats_aux);
}
@@ -593,7 +593,7 @@ static void end_io_acct(struct dm_io *io)
part_stat_unlock();
if (unlikely(dm_stats_used(&md->stats)))
- dm_stats_account_io(&md->stats, bio->bi_rw, bio->bi_sector,
+ dm_stats_account_io(&md->stats, bio->bi_rw, bio->bi_iter.bi_sector,
bio_sectors(bio), true, duration, &io->stats_aux);
/*
@@ -742,7 +742,7 @@ static void dec_pending(struct dm_io *io, int error)
if (io_error == DM_ENDIO_REQUEUE)
return;
- if ((bio->bi_rw & REQ_FLUSH) && bio->bi_size) {
+ if ((bio->bi_rw & REQ_FLUSH) && bio->bi_iter.bi_size) {
/*
* Preflush done for flush with data, reissue
* without REQ_FLUSH.
@@ -797,7 +797,7 @@ static void end_clone_bio(struct bio *clone, int error)
struct dm_rq_clone_bio_info *info = clone->bi_private;
struct dm_rq_target_io *tio = info->tio;
struct bio *bio = info->orig;
- unsigned int nr_bytes = info->orig->bi_size;
+ unsigned int nr_bytes = info->orig->bi_iter.bi_size;
bio_put(clone);
@@ -1128,7 +1128,7 @@ static void __map_bio(struct dm_target_io *tio)
* this io.
*/
atomic_inc(&tio->io->io_count);
- sector = clone->bi_sector;
+ sector = clone->bi_iter.bi_sector;
r = ti->type->map(ti, clone);
if (r == DM_MAPIO_REMAPPED) {
/* the bio has been remapped so dispatch it */
@@ -1160,13 +1160,13 @@ struct clone_info {
static void bio_setup_sector(struct bio *bio, sector_t sector, sector_t len)
{
- bio->bi_sector = sector;
- bio->bi_size = to_bytes(len);
+ bio->bi_iter.bi_sector = sector;
+ bio->bi_iter.bi_size = to_bytes(len);
}
static void bio_setup_bv(struct bio *bio, unsigned short idx, unsigned short bv_count)
{
- bio->bi_idx = idx;
+ bio->bi_iter.bi_idx = idx;
bio->bi_vcnt = idx + bv_count;
bio->bi_flags &= ~(1 << BIO_SEG_VALID);
}
@@ -1202,7 +1202,7 @@ static void clone_split_bio(struct dm_target_io *tio, struct bio *bio,
clone->bi_rw = bio->bi_rw;
clone->bi_vcnt = 1;
clone->bi_io_vec->bv_offset = offset;
- clone->bi_io_vec->bv_len = clone->bi_size;
+ clone->bi_io_vec->bv_len = clone->bi_iter.bi_size;
clone->bi_flags |= 1 << BIO_CLONED;
clone_bio_integrity(bio, clone, idx, len, offset, 1);
@@ -1222,7 +1222,8 @@ static void clone_bio(struct dm_target_io *tio, struct bio *bio,
bio_setup_sector(clone, sector, len);
bio_setup_bv(clone, idx, bv_count);
- if (idx != bio->bi_idx || clone->bi_size < bio->bi_size)
+ if (idx != bio->bi_iter.bi_idx ||
+ clone->bi_iter.bi_size < bio->bi_iter.bi_size)
trim = 1;
clone_bio_integrity(bio, clone, idx, len, 0, trim);
}
@@ -1510,8 +1511,8 @@ static void __split_and_process_bio(struct mapped_device *md,
ci.io->bio = bio;
ci.io->md = md;
spin_lock_init(&ci.io->endio_lock);
- ci.sector = bio->bi_sector;
- ci.idx = bio->bi_idx;
+ ci.sector = bio->bi_iter.bi_sector;
+ ci.idx = bio->bi_iter.bi_idx;
start_io_acct(ci.io);
diff --git a/drivers/md/faulty.c b/drivers/md/faulty.c
index 3193aef..e8b4574 100644
--- a/drivers/md/faulty.c
+++ b/drivers/md/faulty.c
@@ -74,8 +74,8 @@ static void faulty_fail(struct bio *bio, int error)
{
struct bio *b = bio->bi_private;
- b->bi_size = bio->bi_size;
- b->bi_sector = bio->bi_sector;
+ b->bi_iter.bi_size = bio->bi_iter.bi_size;
+ b->bi_iter.bi_sector = bio->bi_iter.bi_sector;
bio_put(bio);
@@ -185,26 +185,31 @@ static void make_request(struct mddev *mddev, struct bio *bio)
return;
}
- if (check_sector(conf, bio->bi_sector, bio_end_sector(bio), WRITE))
+ if (check_sector(conf, bio->bi_iter.bi_sector,
+ bio_end_sector(bio), WRITE))
failit = 1;
if (check_mode(conf, WritePersistent)) {
- add_sector(conf, bio->bi_sector, WritePersistent);
+ add_sector(conf, bio->bi_iter.bi_sector,
+ WritePersistent);
failit = 1;
}
if (check_mode(conf, WriteTransient))
failit = 1;
} else {
/* read request */
- if (check_sector(conf, bio->bi_sector, bio_end_sector(bio), READ))
+ if (check_sector(conf, bio->bi_iter.bi_sector,
+ bio_end_sector(bio), READ))
failit = 1;
if (check_mode(conf, ReadTransient))
failit = 1;
if (check_mode(conf, ReadPersistent)) {
- add_sector(conf, bio->bi_sector, ReadPersistent);
+ add_sector(conf, bio->bi_iter.bi_sector,
+ ReadPersistent);
failit = 1;
}
if (check_mode(conf, ReadFixable)) {
- add_sector(conf, bio->bi_sector, ReadFixable);
+ add_sector(conf, bio->bi_iter.bi_sector,
+ ReadFixable);
failit = 1;
}
}
diff --git a/drivers/md/linear.c b/drivers/md/linear.c
index f03fabd..fb3b0d0 100644
--- a/drivers/md/linear.c
+++ b/drivers/md/linear.c
@@ -297,19 +297,19 @@ static void linear_make_request(struct mddev *mddev, struct bio *bio)
}
rcu_read_lock();
- tmp_dev = which_dev(mddev, bio->bi_sector);
+ tmp_dev = which_dev(mddev, bio->bi_iter.bi_sector);
start_sector = tmp_dev->end_sector - tmp_dev->rdev->sectors;
- if (unlikely(bio->bi_sector >= (tmp_dev->end_sector)
- || (bio->bi_sector < start_sector))) {
+ if (unlikely(bio->bi_iter.bi_sector >= (tmp_dev->end_sector)
+ || (bio->bi_iter.bi_sector < start_sector))) {
char b[BDEVNAME_SIZE];
printk(KERN_ERR
"md/linear:%s: make_request: Sector %llu out of bounds on "
"dev %s: %llu sectors, offset %llu\n",
mdname(mddev),
- (unsigned long long)bio->bi_sector,
+ (unsigned long long)bio->bi_iter.bi_sector,
bdevname(tmp_dev->rdev->bdev, b),
(unsigned long long)tmp_dev->rdev->sectors,
(unsigned long long)start_sector);
@@ -326,7 +326,7 @@ static void linear_make_request(struct mddev *mddev, struct bio *bio)
rcu_read_unlock();
- bp = bio_split(bio, end_sector - bio->bi_sector);
+ bp = bio_split(bio, end_sector - bio->bi_iter.bi_sector);
linear_make_request(mddev, &bp->bio1);
linear_make_request(mddev, &bp->bio2);
@@ -335,7 +335,7 @@ static void linear_make_request(struct mddev *mddev, struct bio *bio)
}
bio->bi_bdev = tmp_dev->rdev->bdev;
- bio->bi_sector = bio->bi_sector - start_sector
+ bio->bi_iter.bi_sector = bio->bi_iter.bi_sector - start_sector
+ tmp_dev->rdev->data_offset;
rcu_read_unlock();
diff --git a/drivers/md/md.c b/drivers/md/md.c
index 739b1ec..b07fed3 100644
--- a/drivers/md/md.c
+++ b/drivers/md/md.c
@@ -393,7 +393,7 @@ static void md_submit_flush_data(struct work_struct *ws)
struct mddev *mddev = container_of(ws, struct mddev, flush_work);
struct bio *bio = mddev->flush_bio;
- if (bio->bi_size == 0)
+ if (bio->bi_iter.bi_size == 0)
/* an empty barrier - all done */
bio_endio(bio, 0);
else {
@@ -754,7 +754,7 @@ void md_super_write(struct mddev *mddev, struct md_rdev *rdev,
struct bio *bio = bio_alloc_mddev(GFP_NOIO, 1, mddev);
bio->bi_bdev = rdev->meta_bdev ? rdev->meta_bdev : rdev->bdev;
- bio->bi_sector = sector;
+ bio->bi_iter.bi_sector = sector;
bio_add_page(bio, page, size, 0);
bio->bi_private = rdev;
bio->bi_end_io = super_written;
@@ -785,13 +785,13 @@ int sync_page_io(struct md_rdev *rdev, sector_t sector, int size,
bio->bi_bdev = (metadata_op && rdev->meta_bdev) ?
rdev->meta_bdev : rdev->bdev;
if (metadata_op)
- bio->bi_sector = sector + rdev->sb_start;
+ bio->bi_iter.bi_sector = sector + rdev->sb_start;
else if (rdev->mddev->reshape_position != MaxSector &&
(rdev->mddev->reshape_backwards ==
(sector >= rdev->mddev->reshape_position)))
- bio->bi_sector = sector + rdev->new_data_offset;
+ bio->bi_iter.bi_sector = sector + rdev->new_data_offset;
else
- bio->bi_sector = sector + rdev->data_offset;
+ bio->bi_iter.bi_sector = sector + rdev->data_offset;
bio_add_page(bio, page, size, 0);
submit_bio_wait(rw, bio);
diff --git a/drivers/md/multipath.c b/drivers/md/multipath.c
index 1642eae..849ad39 100644
--- a/drivers/md/multipath.c
+++ b/drivers/md/multipath.c
@@ -100,7 +100,7 @@ static void multipath_end_request(struct bio *bio, int error)
md_error (mp_bh->mddev, rdev);
printk(KERN_ERR "multipath: %s: rescheduling sector %llu\n",
bdevname(rdev->bdev,b),
- (unsigned long long)bio->bi_sector);
+ (unsigned long long)bio->bi_iter.bi_sector);
multipath_reschedule_retry(mp_bh);
} else
multipath_end_bh_io(mp_bh, error);
@@ -132,7 +132,7 @@ static void multipath_make_request(struct mddev *mddev, struct bio * bio)
multipath = conf->multipaths + mp_bh->path;
mp_bh->bio = *bio;
- mp_bh->bio.bi_sector += multipath->rdev->data_offset;
+ mp_bh->bio.bi_iter.bi_sector += multipath->rdev->data_offset;
mp_bh->bio.bi_bdev = multipath->rdev->bdev;
mp_bh->bio.bi_rw |= REQ_FAILFAST_TRANSPORT;
mp_bh->bio.bi_end_io = multipath_end_request;
@@ -355,21 +355,22 @@ static void multipathd(struct md_thread *thread)
spin_unlock_irqrestore(&conf->device_lock, flags);
bio = &mp_bh->bio;
- bio->bi_sector = mp_bh->master_bio->bi_sector;
+ bio->bi_iter.bi_sector = mp_bh->master_bio->bi_iter.bi_sector;
if ((mp_bh->path = multipath_map (conf))<0) {
printk(KERN_ALERT "multipath: %s: unrecoverable IO read"
" error for block %llu\n",
bdevname(bio->bi_bdev,b),
- (unsigned long long)bio->bi_sector);
+ (unsigned long long)bio->bi_iter.bi_sector);
multipath_end_bh_io(mp_bh, -EIO);
} else {
printk(KERN_ERR "multipath: %s: redirecting sector %llu"
" to another IO path\n",
bdevname(bio->bi_bdev,b),
- (unsigned long long)bio->bi_sector);
+ (unsigned long long)bio->bi_iter.bi_sector);
*bio = *(mp_bh->master_bio);
- bio->bi_sector += conf->multipaths[mp_bh->path].rdev->data_offset;
+ bio->bi_iter.bi_sector +=
+ conf->multipaths[mp_bh->path].rdev->data_offset;
bio->bi_bdev = conf->multipaths[mp_bh->path].rdev->bdev;
bio->bi_rw |= REQ_FAILFAST_TRANSPORT;
bio->bi_end_io = multipath_end_request;
diff --git a/drivers/md/raid0.c b/drivers/md/raid0.c
index c4d420b..e38d1d3 100644
--- a/drivers/md/raid0.c
+++ b/drivers/md/raid0.c
@@ -501,10 +501,11 @@ static inline int is_io_in_chunk_boundary(struct mddev *mddev,
unsigned int chunk_sects, struct bio *bio)
{
if (likely(is_power_of_2(chunk_sects))) {
- return chunk_sects >= ((bio->bi_sector & (chunk_sects-1))
+ return chunk_sects >=
+ ((bio->bi_iter.bi_sector & (chunk_sects-1))
+ bio_sectors(bio));
} else{
- sector_t sector = bio->bi_sector;
+ sector_t sector = bio->bi_iter.bi_sector;
return chunk_sects >= (sector_div(sector, chunk_sects)
+ bio_sectors(bio));
}
@@ -524,7 +525,7 @@ static void raid0_make_request(struct mddev *mddev, struct bio *bio)
chunk_sects = mddev->chunk_sectors;
if (unlikely(!is_io_in_chunk_boundary(mddev, chunk_sects, bio))) {
- sector_t sector = bio->bi_sector;
+ sector_t sector = bio->bi_iter.bi_sector;
struct bio_pair *bp;
/* Sanity check -- queue functions should prevent this happening */
if (bio_segments(bio) > 1)
@@ -544,12 +545,12 @@ static void raid0_make_request(struct mddev *mddev, struct bio *bio)
return;
}
- sector_offset = bio->bi_sector;
+ sector_offset = bio->bi_iter.bi_sector;
zone = find_zone(mddev->private, §or_offset);
- tmp_dev = map_sector(mddev, zone, bio->bi_sector,
+ tmp_dev = map_sector(mddev, zone, bio->bi_iter.bi_sector,
§or_offset);
bio->bi_bdev = tmp_dev->bdev;
- bio->bi_sector = sector_offset + zone->dev_start +
+ bio->bi_iter.bi_sector = sector_offset + zone->dev_start +
tmp_dev->data_offset;
if (unlikely((bio->bi_rw & REQ_DISCARD) &&
@@ -566,7 +567,8 @@ bad_map:
printk("md/raid0:%s: make_request bug: can't convert block across chunks"
" or bigger than %dk %llu %d\n",
mdname(mddev), chunk_sects / 2,
- (unsigned long long)bio->bi_sector, bio_sectors(bio) / 2);
+ (unsigned long long)bio->bi_iter.bi_sector,
+ bio_sectors(bio) / 2);
bio_io_error(bio);
return;
diff --git a/drivers/md/raid1.c b/drivers/md/raid1.c
index 1e5a540..db3b9d7 100644
--- a/drivers/md/raid1.c
+++ b/drivers/md/raid1.c
@@ -229,7 +229,7 @@ static void call_bio_endio(struct r1bio *r1_bio)
int done;
struct r1conf *conf = r1_bio->mddev->private;
sector_t start_next_window = r1_bio->start_next_window;
- sector_t bi_sector = bio->bi_sector;
+ sector_t bi_sector = bio->bi_iter.bi_sector;
if (bio->bi_phys_segments) {
unsigned long flags;
@@ -265,9 +265,8 @@ static void raid_end_bio_io(struct r1bio *r1_bio)
if (!test_and_set_bit(R1BIO_Returned, &r1_bio->state)) {
pr_debug("raid1: sync end %s on sectors %llu-%llu\n",
(bio_data_dir(bio) == WRITE) ? "write" : "read",
- (unsigned long long) bio->bi_sector,
- (unsigned long long) bio->bi_sector +
- bio_sectors(bio) - 1);
+ (unsigned long long) bio->bi_iter.bi_sector,
+ (unsigned long long) bio_end_sector(bio) - 1);
call_bio_endio(r1_bio);
}
@@ -466,9 +465,8 @@ static void raid1_end_write_request(struct bio *bio, int error)
struct bio *mbio = r1_bio->master_bio;
pr_debug("raid1: behind end write sectors"
" %llu-%llu\n",
- (unsigned long long) mbio->bi_sector,
- (unsigned long long) mbio->bi_sector +
- bio_sectors(mbio) - 1);
+ (unsigned long long) mbio->bi_iter.bi_sector,
+ (unsigned long long) bio_end_sector(mbio) - 1);
call_bio_endio(r1_bio);
}
}
@@ -875,7 +873,7 @@ static bool need_to_wait_for_sync(struct r1conf *conf, struct bio *bio)
else if ((conf->next_resync - RESYNC_WINDOW_SECTORS
>= bio_end_sector(bio)) ||
(conf->next_resync + NEXT_NORMALIO_DISTANCE
- <= bio->bi_sector))
+ <= bio->bi_iter.bi_sector))
wait = false;
else
wait = true;
@@ -913,19 +911,19 @@ static sector_t wait_barrier(struct r1conf *conf, struct bio *bio)
if (bio && bio_data_dir(bio) == WRITE) {
if (conf->next_resync + NEXT_NORMALIO_DISTANCE
- <= bio->bi_sector) {
+ <= bio->bi_iter.bi_sector) {
if (conf->start_next_window == MaxSector)
conf->start_next_window =
conf->next_resync +
NEXT_NORMALIO_DISTANCE;
if ((conf->start_next_window + NEXT_NORMALIO_DISTANCE)
- <= bio->bi_sector)
+ <= bio->bi_iter.bi_sector)
conf->next_window_requests++;
else
conf->current_window_requests++;
}
- if (bio->bi_sector >= conf->start_next_window)
+ if (bio->bi_iter.bi_sector >= conf->start_next_window)
sector = conf->start_next_window;
}
@@ -1028,7 +1026,8 @@ do_sync_io:
if (bvecs[i].bv_page)
put_page(bvecs[i].bv_page);
kfree(bvecs);
- pr_debug("%dB behind alloc failed, doing sync I/O\n", bio->bi_size);
+ pr_debug("%dB behind alloc failed, doing sync I/O\n",
+ bio->bi_iter.bi_size);
}
struct raid1_plug_cb {
@@ -1108,7 +1107,7 @@ static void make_request(struct mddev *mddev, struct bio * bio)
if (bio_data_dir(bio) == WRITE &&
bio_end_sector(bio) > mddev->suspend_lo &&
- bio->bi_sector < mddev->suspend_hi) {
+ bio->bi_iter.bi_sector < mddev->suspend_hi) {
/* As the suspend_* range is controlled by
* userspace, we want an interruptible
* wait.
@@ -1119,7 +1118,7 @@ static void make_request(struct mddev *mddev, struct bio * bio)
prepare_to_wait(&conf->wait_barrier,
&w, TASK_INTERRUPTIBLE);
if (bio_end_sector(bio) <= mddev->suspend_lo ||
- bio->bi_sector >= mddev->suspend_hi)
+ bio->bi_iter.bi_sector >= mddev->suspend_hi)
break;
schedule();
}
@@ -1141,7 +1140,7 @@ static void make_request(struct mddev *mddev, struct bio * bio)
r1_bio->sectors = bio_sectors(bio);
r1_bio->state = 0;
r1_bio->mddev = mddev;
- r1_bio->sector = bio->bi_sector;
+ r1_bio->sector = bio->bi_iter.bi_sector;
/* We might need to issue multiple reads to different
* devices if there are bad blocks around, so we keep
@@ -1181,12 +1180,13 @@ read_again:
r1_bio->read_disk = rdisk;
read_bio = bio_clone_mddev(bio, GFP_NOIO, mddev);
- bio_trim(read_bio, r1_bio->sector - bio->bi_sector,
+ bio_trim(read_bio, r1_bio->sector - bio->bi_iter.bi_sector,
max_sectors);
r1_bio->bios[rdisk] = read_bio;
- read_bio->bi_sector = r1_bio->sector + mirror->rdev->data_offset;
+ read_bio->bi_iter.bi_sector = r1_bio->sector +
+ mirror->rdev->data_offset;
read_bio->bi_bdev = mirror->rdev->bdev;
read_bio->bi_end_io = raid1_end_read_request;
read_bio->bi_rw = READ | do_sync;
@@ -1198,7 +1198,7 @@ read_again:
*/
sectors_handled = (r1_bio->sector + max_sectors
- - bio->bi_sector);
+ - bio->bi_iter.bi_sector);
r1_bio->sectors = max_sectors;
spin_lock_irq(&conf->device_lock);
if (bio->bi_phys_segments == 0)
@@ -1219,7 +1219,8 @@ read_again:
r1_bio->sectors = bio_sectors(bio) - sectors_handled;
r1_bio->state = 0;
r1_bio->mddev = mddev;
- r1_bio->sector = bio->bi_sector + sectors_handled;
+ r1_bio->sector = bio->bi_iter.bi_sector +
+ sectors_handled;
goto read_again;
} else
generic_make_request(read_bio);
@@ -1322,7 +1323,7 @@ read_again:
if (r1_bio->bios[j])
rdev_dec_pending(conf->mirrors[j].rdev, mddev);
r1_bio->state = 0;
- allow_barrier(conf, start_next_window, bio->bi_sector);
+ allow_barrier(conf, start_next_window, bio->bi_iter.bi_sector);
md_wait_for_blocked_rdev(blocked_rdev, mddev);
start_next_window = wait_barrier(conf, bio);
/*
@@ -1349,7 +1350,7 @@ read_again:
bio->bi_phys_segments++;
spin_unlock_irq(&conf->device_lock);
}
- sectors_handled = r1_bio->sector + max_sectors - bio->bi_sector;
+ sectors_handled = r1_bio->sector + max_sectors - bio->bi_iter.bi_sector;
atomic_set(&r1_bio->remaining, 1);
atomic_set(&r1_bio->behind_remaining, 0);
@@ -1361,7 +1362,7 @@ read_again:
continue;
mbio = bio_clone_mddev(bio, GFP_NOIO, mddev);
- bio_trim(mbio, r1_bio->sector - bio->bi_sector, max_sectors);
+ bio_trim(mbio, r1_bio->sector - bio->bi_iter.bi_sector, max_sectors);
if (first_clone) {
/* do behind I/O ?
@@ -1395,7 +1396,7 @@ read_again:
r1_bio->bios[i] = mbio;
- mbio->bi_sector = (r1_bio->sector +
+ mbio->bi_iter.bi_sector = (r1_bio->sector +
conf->mirrors[i].rdev->data_offset);
mbio->bi_bdev = conf->mirrors[i].rdev->bdev;
mbio->bi_end_io = raid1_end_write_request;
@@ -1435,7 +1436,7 @@ read_again:
r1_bio->sectors = bio_sectors(bio) - sectors_handled;
r1_bio->state = 0;
r1_bio->mddev = mddev;
- r1_bio->sector = bio->bi_sector + sectors_handled;
+ r1_bio->sector = bio->bi_iter.bi_sector + sectors_handled;
goto retry_write;
}
@@ -1959,14 +1960,14 @@ static int process_checks(struct r1bio *r1_bio)
/* fixup the bio for reuse */
bio_reset(b);
b->bi_vcnt = vcnt;
- b->bi_size = r1_bio->sectors << 9;
- b->bi_sector = r1_bio->sector +
+ b->bi_iter.bi_size = r1_bio->sectors << 9;
+ b->bi_iter.bi_sector = r1_bio->sector +
conf->mirrors[i].rdev->data_offset;
b->bi_bdev = conf->mirrors[i].rdev->bdev;
b->bi_end_io = end_sync_read;
b->bi_private = r1_bio;
- size = b->bi_size;
+ size = b->bi_iter.bi_size;
for (j = 0; j < vcnt ; j++) {
struct bio_vec *bi;
bi = &b->bi_io_vec[j];
@@ -2221,11 +2222,11 @@ static int narrow_write_error(struct r1bio *r1_bio, int i)
}
wbio->bi_rw = WRITE;
- wbio->bi_sector = r1_bio->sector;
- wbio->bi_size = r1_bio->sectors << 9;
+ wbio->bi_iter.bi_sector = r1_bio->sector;
+ wbio->bi_iter.bi_size = r1_bio->sectors << 9;
bio_trim(wbio, sector - r1_bio->sector, sectors);
- wbio->bi_sector += rdev->data_offset;
+ wbio->bi_iter.bi_sector += rdev->data_offset;
wbio->bi_bdev = rdev->bdev;
if (submit_bio_wait(WRITE, wbio) == 0)
/* failure! */
@@ -2339,7 +2340,8 @@ read_more:
}
r1_bio->read_disk = disk;
bio = bio_clone_mddev(r1_bio->master_bio, GFP_NOIO, mddev);
- bio_trim(bio, r1_bio->sector - bio->bi_sector, max_sectors);
+ bio_trim(bio, r1_bio->sector - bio->bi_iter.bi_sector,
+ max_sectors);
r1_bio->bios[r1_bio->read_disk] = bio;
rdev = conf->mirrors[disk].rdev;
printk_ratelimited(KERN_ERR
@@ -2348,7 +2350,7 @@ read_more:
mdname(mddev),
(unsigned long long)r1_bio->sector,
bdevname(rdev->bdev, b));
- bio->bi_sector = r1_bio->sector + rdev->data_offset;
+ bio->bi_iter.bi_sector = r1_bio->sector + rdev->data_offset;
bio->bi_bdev = rdev->bdev;
bio->bi_end_io = raid1_end_read_request;
bio->bi_rw = READ | do_sync;
@@ -2357,7 +2359,7 @@ read_more:
/* Drat - have to split this up more */
struct bio *mbio = r1_bio->master_bio;
int sectors_handled = (r1_bio->sector + max_sectors
- - mbio->bi_sector);
+ - mbio->bi_iter.bi_sector);
r1_bio->sectors = max_sectors;
spin_lock_irq(&conf->device_lock);
if (mbio->bi_phys_segments == 0)
@@ -2375,7 +2377,8 @@ read_more:
r1_bio->state = 0;
set_bit(R1BIO_ReadError, &r1_bio->state);
r1_bio->mddev = mddev;
- r1_bio->sector = mbio->bi_sector + sectors_handled;
+ r1_bio->sector = mbio->bi_iter.bi_sector +
+ sectors_handled;
goto read_more;
} else
@@ -2599,7 +2602,7 @@ static sector_t sync_request(struct mddev *mddev, sector_t sector_nr, int *skipp
}
if (bio->bi_end_io) {
atomic_inc(&rdev->nr_pending);
- bio->bi_sector = sector_nr + rdev->data_offset;
+ bio->bi_iter.bi_sector = sector_nr + rdev->data_offset;
bio->bi_bdev = rdev->bdev;
bio->bi_private = r1_bio;
}
@@ -2699,7 +2702,7 @@ static sector_t sync_request(struct mddev *mddev, sector_t sector_nr, int *skipp
continue;
/* remove last page from this bio */
bio->bi_vcnt--;
- bio->bi_size -= len;
+ bio->bi_iter.bi_size -= len;
bio->bi_flags &= ~(1<< BIO_SEG_VALID);
}
goto bio_full;
diff --git a/drivers/md/raid10.c b/drivers/md/raid10.c
index c504e83..dbf3b63 100644
--- a/drivers/md/raid10.c
+++ b/drivers/md/raid10.c
@@ -1182,7 +1182,7 @@ static void make_request(struct mddev *mddev, struct bio * bio)
/* If this request crosses a chunk boundary, we need to
* split it. This will only happen for 1 PAGE (or less) requests.
*/
- if (unlikely((bio->bi_sector & chunk_mask) + bio_sectors(bio)
+ if (unlikely((bio->bi_iter.bi_sector & chunk_mask) + bio_sectors(bio)
> chunk_sects
&& (conf->geo.near_copies < conf->geo.raid_disks
|| conf->prev.near_copies < conf->prev.raid_disks))) {
@@ -1193,8 +1193,8 @@ static void make_request(struct mddev *mddev, struct bio * bio)
/* This is a one page bio that upper layers
* refuse to split for us, so we need to split it.
*/
- bp = bio_split(bio,
- chunk_sects - (bio->bi_sector & (chunk_sects - 1)) );
+ bp = bio_split(bio, chunk_sects -
+ (bio->bi_iter.bi_sector & (chunk_sects - 1)));
/* Each of these 'make_request' calls will call 'wait_barrier'.
* If the first succeeds but the second blocks due to the resync
@@ -1221,7 +1221,8 @@ static void make_request(struct mddev *mddev, struct bio * bio)
bad_map:
printk("md/raid10:%s: make_request bug: can't convert block across chunks"
" or bigger than %dk %llu %d\n", mdname(mddev), chunk_sects/2,
- (unsigned long long)bio->bi_sector, bio_sectors(bio) / 2);
+ (unsigned long long)bio->bi_iter.bi_sector,
+ bio_sectors(bio) / 2);
bio_io_error(bio);
return;
@@ -1238,24 +1239,25 @@ static void make_request(struct mddev *mddev, struct bio * bio)
sectors = bio_sectors(bio);
while (test_bit(MD_RECOVERY_RESHAPE, &mddev->recovery) &&
- bio->bi_sector < conf->reshape_progress &&
- bio->bi_sector + sectors > conf->reshape_progress) {
+ bio->bi_iter.bi_sector < conf->reshape_progress &&
+ bio->bi_iter.bi_sector + sectors > conf->reshape_progress) {
/* IO spans the reshape position. Need to wait for
* reshape to pass
*/
allow_barrier(conf);
wait_event(conf->wait_barrier,
- conf->reshape_progress <= bio->bi_sector ||
- conf->reshape_progress >= bio->bi_sector + sectors);
+ conf->reshape_progress <= bio->bi_iter.bi_sector ||
+ conf->reshape_progress >= bio->bi_iter.bi_sector +
+ sectors);
wait_barrier(conf);
}
if (test_bit(MD_RECOVERY_RESHAPE, &mddev->recovery) &&
bio_data_dir(bio) == WRITE &&
(mddev->reshape_backwards
- ? (bio->bi_sector < conf->reshape_safe &&
- bio->bi_sector + sectors > conf->reshape_progress)
- : (bio->bi_sector + sectors > conf->reshape_safe &&
- bio->bi_sector < conf->reshape_progress))) {
+ ? (bio->bi_iter.bi_sector < conf->reshape_safe &&
+ bio->bi_iter.bi_sector + sectors > conf->reshape_progress)
+ : (bio->bi_iter.bi_sector + sectors > conf->reshape_safe &&
+ bio->bi_iter.bi_sector < conf->reshape_progress))) {
/* Need to update reshape_position in metadata */
mddev->reshape_position = conf->reshape_progress;
set_bit(MD_CHANGE_DEVS, &mddev->flags);
@@ -1273,7 +1275,7 @@ static void make_request(struct mddev *mddev, struct bio * bio)
r10_bio->sectors = sectors;
r10_bio->mddev = mddev;
- r10_bio->sector = bio->bi_sector;
+ r10_bio->sector = bio->bi_iter.bi_sector;
r10_bio->state = 0;
/* We might need to issue multiple reads to different
@@ -1302,13 +1304,13 @@ read_again:
slot = r10_bio->read_slot;
read_bio = bio_clone_mddev(bio, GFP_NOIO, mddev);
- bio_trim(read_bio, r10_bio->sector - bio->bi_sector,
+ bio_trim(read_bio, r10_bio->sector - bio->bi_iter.bi_sector,
max_sectors);
r10_bio->devs[slot].bio = read_bio;
r10_bio->devs[slot].rdev = rdev;
- read_bio->bi_sector = r10_bio->devs[slot].addr +
+ read_bio->bi_iter.bi_sector = r10_bio->devs[slot].addr +
choose_data_offset(r10_bio, rdev);
read_bio->bi_bdev = rdev->bdev;
read_bio->bi_end_io = raid10_end_read_request;
@@ -1320,7 +1322,7 @@ read_again:
* need another r10_bio.
*/
sectors_handled = (r10_bio->sectors + max_sectors
- - bio->bi_sector);
+ - bio->bi_iter.bi_sector);
r10_bio->sectors = max_sectors;
spin_lock_irq(&conf->device_lock);
if (bio->bi_phys_segments == 0)
@@ -1341,7 +1343,8 @@ read_again:
r10_bio->sectors = bio_sectors(bio) - sectors_handled;
r10_bio->state = 0;
r10_bio->mddev = mddev;
- r10_bio->sector = bio->bi_sector + sectors_handled;
+ r10_bio->sector = bio->bi_iter.bi_sector +
+ sectors_handled;
goto read_again;
} else
generic_make_request(read_bio);
@@ -1499,7 +1502,8 @@ retry_write:
bio->bi_phys_segments++;
spin_unlock_irq(&conf->device_lock);
}
- sectors_handled = r10_bio->sector + max_sectors - bio->bi_sector;
+ sectors_handled = r10_bio->sector + max_sectors -
+ bio->bi_iter.bi_sector;
atomic_set(&r10_bio->remaining, 1);
bitmap_startwrite(mddev->bitmap, r10_bio->sector, r10_bio->sectors, 0);
@@ -1510,11 +1514,11 @@ retry_write:
if (r10_bio->devs[i].bio) {
struct md_rdev *rdev = conf->mirrors[d].rdev;
mbio = bio_clone_mddev(bio, GFP_NOIO, mddev);
- bio_trim(mbio, r10_bio->sector - bio->bi_sector,
+ bio_trim(mbio, r10_bio->sector - bio->bi_iter.bi_sector,
max_sectors);
r10_bio->devs[i].bio = mbio;
- mbio->bi_sector = (r10_bio->devs[i].addr+
+ mbio->bi_iter.bi_sector = (r10_bio->devs[i].addr+
choose_data_offset(r10_bio,
rdev));
mbio->bi_bdev = rdev->bdev;
@@ -1553,11 +1557,11 @@ retry_write:
rdev = conf->mirrors[d].rdev;
}
mbio = bio_clone_mddev(bio, GFP_NOIO, mddev);
- bio_trim(mbio, r10_bio->sector - bio->bi_sector,
+ bio_trim(mbio, r10_bio->sector - bio->bi_iter.bi_sector,
max_sectors);
r10_bio->devs[i].repl_bio = mbio;
- mbio->bi_sector = (r10_bio->devs[i].addr +
+ mbio->bi_iter.bi_sector = (r10_bio->devs[i].addr +
choose_data_offset(
r10_bio, rdev));
mbio->bi_bdev = rdev->bdev;
@@ -1591,7 +1595,7 @@ retry_write:
r10_bio->sectors = bio_sectors(bio) - sectors_handled;
r10_bio->mddev = mddev;
- r10_bio->sector = bio->bi_sector + sectors_handled;
+ r10_bio->sector = bio->bi_iter.bi_sector + sectors_handled;
r10_bio->state = 0;
goto retry_write;
}
@@ -2124,10 +2128,10 @@ static void sync_request_write(struct mddev *mddev, struct r10bio *r10_bio)
bio_reset(tbio);
tbio->bi_vcnt = vcnt;
- tbio->bi_size = r10_bio->sectors << 9;
+ tbio->bi_iter.bi_size = r10_bio->sectors << 9;
tbio->bi_rw = WRITE;
tbio->bi_private = r10_bio;
- tbio->bi_sector = r10_bio->devs[i].addr;
+ tbio->bi_iter.bi_sector = r10_bio->devs[i].addr;
for (j=0; j < vcnt ; j++) {
tbio->bi_io_vec[j].bv_offset = 0;
@@ -2144,7 +2148,7 @@ static void sync_request_write(struct mddev *mddev, struct r10bio *r10_bio)
atomic_inc(&r10_bio->remaining);
md_sync_acct(conf->mirrors[d].rdev->bdev, bio_sectors(tbio));
- tbio->bi_sector += conf->mirrors[d].rdev->data_offset;
+ tbio->bi_iter.bi_sector += conf->mirrors[d].rdev->data_offset;
tbio->bi_bdev = conf->mirrors[d].rdev->bdev;
generic_make_request(tbio);
}
@@ -2614,8 +2618,8 @@ static int narrow_write_error(struct r10bio *r10_bio, int i)
sectors = sect_to_write;
/* Write at 'sector' for 'sectors' */
wbio = bio_clone_mddev(bio, GFP_NOIO, mddev);
- bio_trim(wbio, sector - bio->bi_sector, sectors);
- wbio->bi_sector = (r10_bio->devs[i].addr+
+ bio_trim(wbio, sector - bio->bi_iter.bi_sector, sectors);
+ wbio->bi_iter.bi_sector = (r10_bio->devs[i].addr+
choose_data_offset(r10_bio, rdev) +
(sector - r10_bio->sector));
wbio->bi_bdev = rdev->bdev;
@@ -2687,10 +2691,10 @@ read_more:
(unsigned long long)r10_bio->sector);
bio = bio_clone_mddev(r10_bio->master_bio,
GFP_NOIO, mddev);
- bio_trim(bio, r10_bio->sector - bio->bi_sector, max_sectors);
+ bio_trim(bio, r10_bio->sector - bio->bi_iter.bi_sector, max_sectors);
r10_bio->devs[slot].bio = bio;
r10_bio->devs[slot].rdev = rdev;
- bio->bi_sector = r10_bio->devs[slot].addr
+ bio->bi_iter.bi_sector = r10_bio->devs[slot].addr
+ choose_data_offset(r10_bio, rdev);
bio->bi_bdev = rdev->bdev;
bio->bi_rw = READ | do_sync;
@@ -2701,7 +2705,7 @@ read_more:
struct bio *mbio = r10_bio->master_bio;
int sectors_handled =
r10_bio->sector + max_sectors
- - mbio->bi_sector;
+ - mbio->bi_iter.bi_sector;
r10_bio->sectors = max_sectors;
spin_lock_irq(&conf->device_lock);
if (mbio->bi_phys_segments == 0)
@@ -2719,7 +2723,7 @@ read_more:
set_bit(R10BIO_ReadError,
&r10_bio->state);
r10_bio->mddev = mddev;
- r10_bio->sector = mbio->bi_sector
+ r10_bio->sector = mbio->bi_iter.bi_sector
+ sectors_handled;
goto read_more;
@@ -3157,7 +3161,8 @@ static sector_t sync_request(struct mddev *mddev, sector_t sector_nr,
bio->bi_end_io = end_sync_read;
bio->bi_rw = READ;
from_addr = r10_bio->devs[j].addr;
- bio->bi_sector = from_addr + rdev->data_offset;
+ bio->bi_iter.bi_sector = from_addr +
+ rdev->data_offset;
bio->bi_bdev = rdev->bdev;
atomic_inc(&rdev->nr_pending);
/* and we write to 'i' (if not in_sync) */
@@ -3181,7 +3186,7 @@ static sector_t sync_request(struct mddev *mddev, sector_t sector_nr,
bio->bi_private = r10_bio;
bio->bi_end_io = end_sync_write;
bio->bi_rw = WRITE;
- bio->bi_sector = to_addr
+ bio->bi_iter.bi_sector = to_addr
+ rdev->data_offset;
bio->bi_bdev = rdev->bdev;
atomic_inc(&r10_bio->remaining);
@@ -3210,7 +3215,8 @@ static sector_t sync_request(struct mddev *mddev, sector_t sector_nr,
bio->bi_private = r10_bio;
bio->bi_end_io = end_sync_write;
bio->bi_rw = WRITE;
- bio->bi_sector = to_addr + rdev->data_offset;
+ bio->bi_iter.bi_sector = to_addr +
+ rdev->data_offset;
bio->bi_bdev = rdev->bdev;
atomic_inc(&r10_bio->remaining);
break;
@@ -3328,7 +3334,7 @@ static sector_t sync_request(struct mddev *mddev, sector_t sector_nr,
bio->bi_private = r10_bio;
bio->bi_end_io = end_sync_read;
bio->bi_rw = READ;
- bio->bi_sector = sector +
+ bio->bi_iter.bi_sector = sector +
conf->mirrors[d].rdev->data_offset;
bio->bi_bdev = conf->mirrors[d].rdev->bdev;
count++;
@@ -3350,7 +3356,7 @@ static sector_t sync_request(struct mddev *mddev, sector_t sector_nr,
bio->bi_private = r10_bio;
bio->bi_end_io = end_sync_write;
bio->bi_rw = WRITE;
- bio->bi_sector = sector +
+ bio->bi_iter.bi_sector = sector +
conf->mirrors[d].replacement->data_offset;
bio->bi_bdev = conf->mirrors[d].replacement->bdev;
count++;
@@ -3397,7 +3403,7 @@ static sector_t sync_request(struct mddev *mddev, sector_t sector_nr,
bio2 = bio2->bi_next) {
/* remove last page from this bio */
bio2->bi_vcnt--;
- bio2->bi_size -= len;
+ bio2->bi_iter.bi_size -= len;
bio2->bi_flags &= ~(1<< BIO_SEG_VALID);
}
goto bio_full;
@@ -4417,7 +4423,7 @@ read_more:
read_bio = bio_alloc_mddev(GFP_KERNEL, RESYNC_PAGES, mddev);
read_bio->bi_bdev = rdev->bdev;
- read_bio->bi_sector = (r10_bio->devs[r10_bio->read_slot].addr
+ read_bio->bi_iter.bi_sector = (r10_bio->devs[r10_bio->read_slot].addr
+ rdev->data_offset);
read_bio->bi_private = r10_bio;
read_bio->bi_end_io = end_sync_read;
@@ -4425,7 +4431,7 @@ read_more:
read_bio->bi_flags &= ~(BIO_POOL_MASK - 1);
read_bio->bi_flags |= 1 << BIO_UPTODATE;
read_bio->bi_vcnt = 0;
- read_bio->bi_size = 0;
+ read_bio->bi_iter.bi_size = 0;
r10_bio->master_bio = read_bio;
r10_bio->read_slot = r10_bio->devs[r10_bio->read_slot].devnum;
@@ -4451,7 +4457,8 @@ read_more:
bio_reset(b);
b->bi_bdev = rdev2->bdev;
- b->bi_sector = r10_bio->devs[s/2].addr + rdev2->new_data_offset;
+ b->bi_iter.bi_sector = r10_bio->devs[s/2].addr +
+ rdev2->new_data_offset;
b->bi_private = r10_bio;
b->bi_end_io = end_reshape_write;
b->bi_rw = WRITE;
@@ -4478,7 +4485,7 @@ read_more:
bio2 = bio2->bi_next) {
/* Remove last page from this bio */
bio2->bi_vcnt--;
- bio2->bi_size -= len;
+ bio2->bi_iter.bi_size -= len;
bio2->bi_flags &= ~(1<<BIO_SEG_VALID);
}
goto bio_full;
diff --git a/drivers/md/raid5.c b/drivers/md/raid5.c
index 47da0af..a5d9c0e 100644
--- a/drivers/md/raid5.c
+++ b/drivers/md/raid5.c
@@ -133,7 +133,7 @@ static inline void unlock_all_device_hash_locks_irq(struct r5conf *conf)
static inline struct bio *r5_next_bio(struct bio *bio, sector_t sector)
{
int sectors = bio_sectors(bio);
- if (bio->bi_sector + sectors < sector + STRIPE_SECTORS)
+ if (bio->bi_iter.bi_sector + sectors < sector + STRIPE_SECTORS)
return bio->bi_next;
else
return NULL;
@@ -225,7 +225,7 @@ static void return_io(struct bio *return_bi)
return_bi = bi->bi_next;
bi->bi_next = NULL;
- bi->bi_size = 0;
+ bi->bi_iter.bi_size = 0;
trace_block_bio_complete(bdev_get_queue(bi->bi_bdev),
bi, 0);
bio_endio(bi, 0);
@@ -854,10 +854,10 @@ static void ops_run_io(struct stripe_head *sh, struct stripe_head_state *s)
bi->bi_rw, i);
atomic_inc(&sh->count);
if (use_new_offset(conf, sh))
- bi->bi_sector = (sh->sector
+ bi->bi_iter.bi_sector = (sh->sector
+ rdev->new_data_offset);
else
- bi->bi_sector = (sh->sector
+ bi->bi_iter.bi_sector = (sh->sector
+ rdev->data_offset);
if (test_bit(R5_ReadNoMerge, &sh->dev[i].flags))
bi->bi_rw |= REQ_NOMERGE;
@@ -865,7 +865,7 @@ static void ops_run_io(struct stripe_head *sh, struct stripe_head_state *s)
bi->bi_vcnt = 1;
bi->bi_io_vec[0].bv_len = STRIPE_SIZE;
bi->bi_io_vec[0].bv_offset = 0;
- bi->bi_size = STRIPE_SIZE;
+ bi->bi_iter.bi_size = STRIPE_SIZE;
/*
* If this is discard request, set bi_vcnt 0. We don't
* want to confuse SCSI because SCSI will replace payload
@@ -901,15 +901,15 @@ static void ops_run_io(struct stripe_head *sh, struct stripe_head_state *s)
rbi->bi_rw, i);
atomic_inc(&sh->count);
if (use_new_offset(conf, sh))
- rbi->bi_sector = (sh->sector
+ rbi->bi_iter.bi_sector = (sh->sector
+ rrdev->new_data_offset);
else
- rbi->bi_sector = (sh->sector
+ rbi->bi_iter.bi_sector = (sh->sector
+ rrdev->data_offset);
rbi->bi_vcnt = 1;
rbi->bi_io_vec[0].bv_len = STRIPE_SIZE;
rbi->bi_io_vec[0].bv_offset = 0;
- rbi->bi_size = STRIPE_SIZE;
+ rbi->bi_iter.bi_size = STRIPE_SIZE;
/*
* If this is discard request, set bi_vcnt 0. We don't
* want to confuse SCSI because SCSI will replace payload
@@ -944,10 +944,10 @@ async_copy_data(int frombio, struct bio *bio, struct page *page,
struct async_submit_ctl submit;
enum async_tx_flags flags = 0;
- if (bio->bi_sector >= sector)
- page_offset = (signed)(bio->bi_sector - sector) * 512;
+ if (bio->bi_iter.bi_sector >= sector)
+ page_offset = (signed)(bio->bi_iter.bi_sector - sector) * 512;
else
- page_offset = (signed)(sector - bio->bi_sector) * -512;
+ page_offset = (signed)(sector - bio->bi_iter.bi_sector) * -512;
if (frombio)
flags |= ASYNC_TX_FENCE;
@@ -1014,7 +1014,7 @@ static void ops_complete_biofill(void *stripe_head_ref)
BUG_ON(!dev->read);
rbi = dev->read;
dev->read = NULL;
- while (rbi && rbi->bi_sector <
+ while (rbi && rbi->bi_iter.bi_sector <
dev->sector + STRIPE_SECTORS) {
rbi2 = r5_next_bio(rbi, dev->sector);
if (!raid5_dec_bi_active_stripes(rbi)) {
@@ -1050,7 +1050,7 @@ static void ops_run_biofill(struct stripe_head *sh)
dev->read = rbi = dev->toread;
dev->toread = NULL;
spin_unlock_irq(&sh->stripe_lock);
- while (rbi && rbi->bi_sector <
+ while (rbi && rbi->bi_iter.bi_sector <
dev->sector + STRIPE_SECTORS) {
tx = async_copy_data(0, rbi, dev->page,
dev->sector, tx);
@@ -1392,7 +1392,7 @@ ops_run_biodrain(struct stripe_head *sh, struct dma_async_tx_descriptor *tx)
wbi = dev->written = chosen;
spin_unlock_irq(&sh->stripe_lock);
- while (wbi && wbi->bi_sector <
+ while (wbi && wbi->bi_iter.bi_sector <
dev->sector + STRIPE_SECTORS) {
if (wbi->bi_rw & REQ_FUA)
set_bit(R5_WantFUA, &dev->flags);
@@ -2616,7 +2616,7 @@ static int add_stripe_bio(struct stripe_head *sh, struct bio *bi, int dd_idx, in
int firstwrite=0;
pr_debug("adding bi b#%llu to stripe s#%llu\n",
- (unsigned long long)bi->bi_sector,
+ (unsigned long long)bi->bi_iter.bi_sector,
(unsigned long long)sh->sector);
/*
@@ -2634,12 +2634,12 @@ static int add_stripe_bio(struct stripe_head *sh, struct bio *bi, int dd_idx, in
firstwrite = 1;
} else
bip = &sh->dev[dd_idx].toread;
- while (*bip && (*bip)->bi_sector < bi->bi_sector) {
- if (bio_end_sector(*bip) > bi->bi_sector)
+ while (*bip && (*bip)->bi_iter.bi_sector < bi->bi_iter.bi_sector) {
+ if (bio_end_sector(*bip) > bi->bi_iter.bi_sector)
goto overlap;
bip = & (*bip)->bi_next;
}
- if (*bip && (*bip)->bi_sector < bio_end_sector(bi))
+ if (*bip && (*bip)->bi_iter.bi_sector < bio_end_sector(bi))
goto overlap;
BUG_ON(*bip && bi->bi_next && (*bip) != bi->bi_next);
@@ -2653,7 +2653,7 @@ static int add_stripe_bio(struct stripe_head *sh, struct bio *bi, int dd_idx, in
sector_t sector = sh->dev[dd_idx].sector;
for (bi=sh->dev[dd_idx].towrite;
sector < sh->dev[dd_idx].sector + STRIPE_SECTORS &&
- bi && bi->bi_sector <= sector;
+ bi && bi->bi_iter.bi_sector <= sector;
bi = r5_next_bio(bi, sh->dev[dd_idx].sector)) {
if (bio_end_sector(bi) >= sector)
sector = bio_end_sector(bi);
@@ -2663,7 +2663,7 @@ static int add_stripe_bio(struct stripe_head *sh, struct bio *bi, int dd_idx, in
}
pr_debug("added bi b#%llu to stripe s#%llu, disk %d.\n",
- (unsigned long long)(*bip)->bi_sector,
+ (unsigned long long)(*bip)->bi_iter.bi_sector,
(unsigned long long)sh->sector, dd_idx);
spin_unlock_irq(&sh->stripe_lock);
@@ -2738,7 +2738,7 @@ handle_failed_stripe(struct r5conf *conf, struct stripe_head *sh,
if (test_and_clear_bit(R5_Overlap, &sh->dev[i].flags))
wake_up(&conf->wait_for_overlap);
- while (bi && bi->bi_sector <
+ while (bi && bi->bi_iter.bi_sector <
sh->dev[i].sector + STRIPE_SECTORS) {
struct bio *nextbi = r5_next_bio(bi, sh->dev[i].sector);
clear_bit(BIO_UPTODATE, &bi->bi_flags);
@@ -2757,7 +2757,7 @@ handle_failed_stripe(struct r5conf *conf, struct stripe_head *sh,
bi = sh->dev[i].written;
sh->dev[i].written = NULL;
if (bi) bitmap_end = 1;
- while (bi && bi->bi_sector <
+ while (bi && bi->bi_iter.bi_sector <
sh->dev[i].sector + STRIPE_SECTORS) {
struct bio *bi2 = r5_next_bio(bi, sh->dev[i].sector);
clear_bit(BIO_UPTODATE, &bi->bi_flags);
@@ -2781,7 +2781,7 @@ handle_failed_stripe(struct r5conf *conf, struct stripe_head *sh,
spin_unlock_irq(&sh->stripe_lock);
if (test_and_clear_bit(R5_Overlap, &sh->dev[i].flags))
wake_up(&conf->wait_for_overlap);
- while (bi && bi->bi_sector <
+ while (bi && bi->bi_iter.bi_sector <
sh->dev[i].sector + STRIPE_SECTORS) {
struct bio *nextbi =
r5_next_bio(bi, sh->dev[i].sector);
@@ -3005,7 +3005,7 @@ static void handle_stripe_clean_event(struct r5conf *conf,
clear_bit(R5_UPTODATE, &dev->flags);
wbi = dev->written;
dev->written = NULL;
- while (wbi && wbi->bi_sector <
+ while (wbi && wbi->bi_iter.bi_sector <
dev->sector + STRIPE_SECTORS) {
wbi2 = r5_next_bio(wbi, dev->sector);
if (!raid5_dec_bi_active_stripes(wbi)) {
@@ -4097,7 +4097,7 @@ static int raid5_mergeable_bvec(struct request_queue *q,
static int in_chunk_boundary(struct mddev *mddev, struct bio *bio)
{
- sector_t sector = bio->bi_sector + get_start_sect(bio->bi_bdev);
+ sector_t sector = bio->bi_iter.bi_sector + get_start_sect(bio->bi_bdev);
unsigned int chunk_sectors = mddev->chunk_sectors;
unsigned int bio_sectors = bio_sectors(bio);
@@ -4234,9 +4234,9 @@ static int chunk_aligned_read(struct mddev *mddev, struct bio * raid_bio)
/*
* compute position
*/
- align_bi->bi_sector = raid5_compute_sector(conf, raid_bio->bi_sector,
- 0,
- &dd_idx, NULL);
+ align_bi->bi_iter.bi_sector =
+ raid5_compute_sector(conf, raid_bio->bi_iter.bi_sector,
+ 0, &dd_idx, NULL);
end_sector = bio_end_sector(align_bi);
rcu_read_lock();
@@ -4261,7 +4261,8 @@ static int chunk_aligned_read(struct mddev *mddev, struct bio * raid_bio)
align_bi->bi_flags &= ~(1 << BIO_SEG_VALID);
if (!bio_fits_rdev(align_bi) ||
- is_badblock(rdev, align_bi->bi_sector, bio_sectors(align_bi),
+ is_badblock(rdev, align_bi->bi_iter.bi_sector,
+ bio_sectors(align_bi),
&first_bad, &bad_sectors)) {
/* too big in some way, or has a known bad block */
bio_put(align_bi);
@@ -4270,7 +4271,7 @@ static int chunk_aligned_read(struct mddev *mddev, struct bio * raid_bio)
}
/* No reshape active, so we can trust rdev->data_offset */
- align_bi->bi_sector += rdev->data_offset;
+ align_bi->bi_iter.bi_sector += rdev->data_offset;
spin_lock_irq(&conf->device_lock);
wait_event_lock_irq(conf->wait_for_stripe,
@@ -4282,7 +4283,7 @@ static int chunk_aligned_read(struct mddev *mddev, struct bio * raid_bio)
if (mddev->gendisk)
trace_block_bio_remap(bdev_get_queue(align_bi->bi_bdev),
align_bi, disk_devt(mddev->gendisk),
- raid_bio->bi_sector);
+ raid_bio->bi_iter.bi_sector);
generic_make_request(align_bi);
return 1;
} else {
@@ -4465,8 +4466,8 @@ static void make_discard_request(struct mddev *mddev, struct bio *bi)
/* Skip discard while reshape is happening */
return;
- logical_sector = bi->bi_sector & ~((sector_t)STRIPE_SECTORS-1);
- last_sector = bi->bi_sector + (bi->bi_size>>9);
+ logical_sector = bi->bi_iter.bi_sector & ~((sector_t)STRIPE_SECTORS-1);
+ last_sector = bi->bi_iter.bi_sector + (bi->bi_iter.bi_size>>9);
bi->bi_next = NULL;
bi->bi_phys_segments = 1; /* over-loaded to count active stripes */
@@ -4570,7 +4571,7 @@ static void make_request(struct mddev *mddev, struct bio * bi)
return;
}
- logical_sector = bi->bi_sector & ~((sector_t)STRIPE_SECTORS-1);
+ logical_sector = bi->bi_iter.bi_sector & ~((sector_t)STRIPE_SECTORS-1);
last_sector = bio_end_sector(bi);
bi->bi_next = NULL;
bi->bi_phys_segments = 1; /* over-loaded to count active stripes */
@@ -5054,7 +5055,8 @@ static int retry_aligned_read(struct r5conf *conf, struct bio *raid_bio)
int remaining;
int handled = 0;
- logical_sector = raid_bio->bi_sector & ~((sector_t)STRIPE_SECTORS-1);
+ logical_sector = raid_bio->bi_iter.bi_sector &
+ ~((sector_t)STRIPE_SECTORS-1);
sector = raid5_compute_sector(conf, logical_sector,
0, &dd_idx, NULL);
last_sector = bio_end_sector(raid_bio);
diff --git a/drivers/s390/block/dcssblk.c b/drivers/s390/block/dcssblk.c
index 6eca019..16814a8 100644
--- a/drivers/s390/block/dcssblk.c
+++ b/drivers/s390/block/dcssblk.c
@@ -819,7 +819,8 @@ dcssblk_make_request(struct request_queue *q, struct bio *bio)
dev_info = bio->bi_bdev->bd_disk->private_data;
if (dev_info == NULL)
goto fail;
- if ((bio->bi_sector & 7) != 0 || (bio->bi_size & 4095) != 0)
+ if ((bio->bi_iter.bi_sector & 7) != 0 ||
+ (bio->bi_iter.bi_size & 4095) != 0)
/* Request is not page-aligned. */
goto fail;
if (bio_end_sector(bio) > get_capacity(bio->bi_bdev->bd_disk)) {
@@ -842,7 +843,7 @@ dcssblk_make_request(struct request_queue *q, struct bio *bio)
}
}
- index = (bio->bi_sector >> 3);
+ index = (bio->bi_iter.bi_sector >> 3);
bio_for_each_segment(bvec, bio, i) {
page_addr = (unsigned long)
page_address(bvec->bv_page) + bvec->bv_offset;
diff --git a/drivers/s390/block/xpram.c b/drivers/s390/block/xpram.c
index 464dd29..dd4e73f 100644
--- a/drivers/s390/block/xpram.c
+++ b/drivers/s390/block/xpram.c
@@ -190,15 +190,16 @@ static void xpram_make_request(struct request_queue *q, struct bio *bio)
unsigned long bytes;
int i;
- if ((bio->bi_sector & 7) != 0 || (bio->bi_size & 4095) != 0)
+ if ((bio->bi_iter.bi_sector & 7) != 0 ||
+ (bio->bi_iter.bi_size & 4095) != 0)
/* Request is not page-aligned. */
goto fail;
- if ((bio->bi_size >> 12) > xdev->size)
+ if ((bio->bi_iter.bi_size >> 12) > xdev->size)
/* Request size is no page-aligned. */
goto fail;
- if ((bio->bi_sector >> 3) > 0xffffffffU - xdev->offset)
+ if ((bio->bi_iter.bi_sector >> 3) > 0xffffffffU - xdev->offset)
goto fail;
- index = (bio->bi_sector >> 3) + xdev->offset;
+ index = (bio->bi_iter.bi_sector >> 3) + xdev->offset;
bio_for_each_segment(bvec, bio, i) {
page_addr = (unsigned long)
kmap(bvec->bv_page) + bvec->bv_offset;
diff --git a/drivers/scsi/osd/osd_initiator.c b/drivers/scsi/osd/osd_initiator.c
index aa66361..bac04c2 100644
--- a/drivers/scsi/osd/osd_initiator.c
+++ b/drivers/scsi/osd/osd_initiator.c
@@ -731,7 +731,7 @@ static int _osd_req_list_objects(struct osd_request *or,
bio->bi_rw &= ~REQ_WRITE;
or->in.bio = bio;
- or->in.total_bytes = bio->bi_size;
+ or->in.total_bytes = bio->bi_iter.bi_size;
return 0;
}
diff --git a/drivers/staging/lustre/lustre/llite/lloop.c b/drivers/staging/lustre/lustre/llite/lloop.c
index e2421ea..53741be 100644
--- a/drivers/staging/lustre/lustre/llite/lloop.c
+++ b/drivers/staging/lustre/lustre/llite/lloop.c
@@ -220,7 +220,7 @@ static int do_bio_lustrebacked(struct lloop_device *lo, struct bio *head)
for (bio = head; bio != NULL; bio = bio->bi_next) {
LASSERT(rw == bio->bi_rw);
- offset = (pgoff_t)(bio->bi_sector << 9) + lo->lo_offset;
+ offset = (pgoff_t)(bio->bi_iter.bi_sector << 9) + lo->lo_offset;
bio_for_each_segment(bvec, bio, i) {
BUG_ON(bvec->bv_offset != 0);
BUG_ON(bvec->bv_len != PAGE_CACHE_SIZE);
@@ -313,7 +313,8 @@ static unsigned int loop_get_bio(struct lloop_device *lo, struct bio **req)
bio = &lo->lo_bio;
while (*bio && (*bio)->bi_rw == rw) {
CDEBUG(D_INFO, "bio sector %llu size %u count %u vcnt%u \n",
- (unsigned long long)(*bio)->bi_sector, (*bio)->bi_size,
+ (unsigned long long)(*bio)->bi_iter.bi_sector,
+ (*bio)->bi_iter.bi_size,
page_count, (*bio)->bi_vcnt);
if (page_count + (*bio)->bi_vcnt > LLOOP_MAX_SEGMENTS)
break;
@@ -347,7 +348,8 @@ static void loop_make_request(struct request_queue *q, struct bio *old_bio)
goto err;
CDEBUG(D_INFO, "submit bio sector %llu size %u\n",
- (unsigned long long)old_bio->bi_sector, old_bio->bi_size);
+ (unsigned long long)old_bio->bi_iter.bi_sector,
+ old_bio->bi_iter.bi_size);
spin_lock_irq(&lo->lo_lock);
inactive = (lo->lo_state != LLOOP_BOUND);
@@ -367,7 +369,7 @@ static void loop_make_request(struct request_queue *q, struct bio *old_bio)
loop_add_bio(lo, old_bio);
return;
err:
- cfs_bio_io_error(old_bio, old_bio->bi_size);
+ cfs_bio_io_error(old_bio, old_bio->bi_iter.bi_size);
}
@@ -378,7 +380,7 @@ static inline void loop_handle_bio(struct lloop_device *lo, struct bio *bio)
while (bio) {
struct bio *tmp = bio->bi_next;
bio->bi_next = NULL;
- cfs_bio_endio(bio, bio->bi_size, ret);
+ cfs_bio_endio(bio, bio->bi_iter.bi_size, ret);
bio = tmp;
}
}
diff --git a/drivers/staging/zram/zram_drv.c b/drivers/staging/zram/zram_drv.c
index 79ce363..e9e6f98 100644
--- a/drivers/staging/zram/zram_drv.c
+++ b/drivers/staging/zram/zram_drv.c
@@ -171,13 +171,14 @@ static inline int valid_io_request(struct zram *zram, struct bio *bio)
u64 start, end, bound;
/* unaligned request */
- if (unlikely(bio->bi_sector & (ZRAM_SECTOR_PER_LOGICAL_BLOCK - 1)))
+ if (unlikely(bio->bi_iter.bi_sector &
+ (ZRAM_SECTOR_PER_LOGICAL_BLOCK - 1)))
return 0;
- if (unlikely(bio->bi_size & (ZRAM_LOGICAL_BLOCK_SIZE - 1)))
+ if (unlikely(bio->bi_iter.bi_size & (ZRAM_LOGICAL_BLOCK_SIZE - 1)))
return 0;
- start = bio->bi_sector;
- end = start + (bio->bi_size >> SECTOR_SHIFT);
+ start = bio->bi_iter.bi_sector;
+ end = start + (bio->bi_iter.bi_size >> SECTOR_SHIFT);
bound = zram->disksize >> SECTOR_SHIFT;
/* out of range range */
if (unlikely(start >= bound || end > bound || start > end))
@@ -684,8 +685,9 @@ static void __zram_make_request(struct zram *zram, struct bio *bio, int rw)
break;
}
- index = bio->bi_sector >> SECTORS_PER_PAGE_SHIFT;
- offset = (bio->bi_sector & (SECTORS_PER_PAGE - 1)) << SECTOR_SHIFT;
+ index = bio->bi_iter.bi_sector >> SECTORS_PER_PAGE_SHIFT;
+ offset = (bio->bi_iter.bi_sector &
+ (SECTORS_PER_PAGE - 1)) << SECTOR_SHIFT;
bio_for_each_segment(bvec, bio, i) {
int max_transfer_size = PAGE_SIZE - offset;
diff --git a/drivers/target/target_core_iblock.c b/drivers/target/target_core_iblock.c
index c87959f..2d29356 100644
--- a/drivers/target/target_core_iblock.c
+++ b/drivers/target/target_core_iblock.c
@@ -319,7 +319,7 @@ iblock_get_bio(struct se_cmd *cmd, sector_t lba, u32 sg_num)
bio->bi_bdev = ib_dev->ibd_bd;
bio->bi_private = cmd;
bio->bi_end_io = &iblock_bio_done;
- bio->bi_sector = lba;
+ bio->bi_iter.bi_sector = lba;
return bio;
}
diff --git a/fs/bio-integrity.c b/fs/bio-integrity.c
index fc60b31..08e3d13 100644
--- a/fs/bio-integrity.c
+++ b/fs/bio-integrity.c
@@ -215,9 +215,9 @@ unsigned int bio_integrity_tag_size(struct bio *bio)
{
struct blk_integrity *bi = bdev_get_integrity(bio->bi_bdev);
- BUG_ON(bio->bi_size == 0);
+ BUG_ON(bio->bi_iter.bi_size == 0);
- return bi->tag_size * (bio->bi_size / bi->sector_size);
+ return bi->tag_size * (bio->bi_iter.bi_size / bi->sector_size);
}
EXPORT_SYMBOL(bio_integrity_tag_size);
@@ -300,7 +300,7 @@ static void bio_integrity_generate(struct bio *bio)
struct blk_integrity *bi = bdev_get_integrity(bio->bi_bdev);
struct blk_integrity_exchg bix;
struct bio_vec *bv;
- sector_t sector = bio->bi_sector;
+ sector_t sector = bio->bi_iter.bi_sector;
unsigned int i, sectors, total;
void *prot_buf = bio->bi_integrity->bip_buf;
@@ -387,7 +387,7 @@ int bio_integrity_prep(struct bio *bio)
bip->bip_owns_buf = 1;
bip->bip_buf = buf;
bip->bip_size = len;
- bip->bip_sector = bio->bi_sector;
+ bip->bip_sector = bio->bi_iter.bi_sector;
/* Map it */
offset = offset_in_page(buf);
diff --git a/fs/bio.c b/fs/bio.c
index 33d79a4..a402ad6 100644
--- a/fs/bio.c
+++ b/fs/bio.c
@@ -532,13 +532,13 @@ void __bio_clone(struct bio *bio, struct bio *bio_src)
* most users will be overriding ->bi_bdev with a new target,
* so we don't set nor calculate new physical/hw segment counts here
*/
- bio->bi_sector = bio_src->bi_sector;
+ bio->bi_iter.bi_sector = bio_src->bi_iter.bi_sector;
bio->bi_bdev = bio_src->bi_bdev;
bio->bi_flags |= 1 << BIO_CLONED;
bio->bi_rw = bio_src->bi_rw;
bio->bi_vcnt = bio_src->bi_vcnt;
- bio->bi_size = bio_src->bi_size;
- bio->bi_idx = bio_src->bi_idx;
+ bio->bi_iter.bi_size = bio_src->bi_iter.bi_size;
+ bio->bi_iter.bi_idx = bio_src->bi_iter.bi_idx;
}
EXPORT_SYMBOL(__bio_clone);
@@ -612,7 +612,7 @@ static int __bio_add_page(struct request_queue *q, struct bio *bio, struct page
if (unlikely(bio_flagged(bio, BIO_CLONED)))
return 0;
- if (((bio->bi_size + len) >> 9) > max_sectors)
+ if (((bio->bi_iter.bi_size + len) >> 9) > max_sectors)
return 0;
/*
@@ -635,8 +635,9 @@ static int __bio_add_page(struct request_queue *q, struct bio *bio, struct page
simulate merging updated prev_bvec
as new bvec. */
.bi_bdev = bio->bi_bdev,
- .bi_sector = bio->bi_sector,
- .bi_size = bio->bi_size - prev_bv_len,
+ .bi_sector = bio->bi_iter.bi_sector,
+ .bi_size = bio->bi_iter.bi_size -
+ prev_bv_len,
.bi_rw = bio->bi_rw,
};
@@ -684,8 +685,8 @@ static int __bio_add_page(struct request_queue *q, struct bio *bio, struct page
if (q->merge_bvec_fn) {
struct bvec_merge_data bvm = {
.bi_bdev = bio->bi_bdev,
- .bi_sector = bio->bi_sector,
- .bi_size = bio->bi_size,
+ .bi_sector = bio->bi_iter.bi_sector,
+ .bi_size = bio->bi_iter.bi_size,
.bi_rw = bio->bi_rw,
};
@@ -708,7 +709,7 @@ static int __bio_add_page(struct request_queue *q, struct bio *bio, struct page
bio->bi_vcnt++;
bio->bi_phys_segments++;
done:
- bio->bi_size += len;
+ bio->bi_iter.bi_size += len;
return len;
}
@@ -807,22 +808,22 @@ void bio_advance(struct bio *bio, unsigned bytes)
if (bio_integrity(bio))
bio_integrity_advance(bio, bytes);
- bio->bi_sector += bytes >> 9;
- bio->bi_size -= bytes;
+ bio->bi_iter.bi_sector += bytes >> 9;
+ bio->bi_iter.bi_size -= bytes;
if (bio->bi_rw & BIO_NO_ADVANCE_ITER_MASK)
return;
while (bytes) {
- if (unlikely(bio->bi_idx >= bio->bi_vcnt)) {
+ if (unlikely(bio->bi_iter.bi_idx >= bio->bi_vcnt)) {
WARN_ONCE(1, "bio idx %d >= vcnt %d\n",
- bio->bi_idx, bio->bi_vcnt);
+ bio->bi_iter.bi_idx, bio->bi_vcnt);
break;
}
if (bytes >= bio_iovec(bio)->bv_len) {
bytes -= bio_iovec(bio)->bv_len;
- bio->bi_idx++;
+ bio->bi_iter.bi_idx++;
} else {
bio_iovec(bio)->bv_len -= bytes;
bio_iovec(bio)->bv_offset += bytes;
@@ -1485,7 +1486,7 @@ struct bio *bio_map_kern(struct request_queue *q, void *data, unsigned int len,
if (IS_ERR(bio))
return bio;
- if (bio->bi_size == len)
+ if (bio->bi_iter.bi_size == len)
return bio;
/*
@@ -1763,16 +1764,16 @@ struct bio_pair *bio_split(struct bio *bi, int first_sectors)
return bp;
trace_block_split(bdev_get_queue(bi->bi_bdev), bi,
- bi->bi_sector + first_sectors);
+ bi->bi_iter.bi_sector + first_sectors);
BUG_ON(bio_segments(bi) > 1);
atomic_set(&bp->cnt, 3);
bp->error = 0;
bp->bio1 = *bi;
bp->bio2 = *bi;
- bp->bio2.bi_sector += first_sectors;
- bp->bio2.bi_size -= first_sectors << 9;
- bp->bio1.bi_size = first_sectors << 9;
+ bp->bio2.bi_iter.bi_sector += first_sectors;
+ bp->bio2.bi_iter.bi_size -= first_sectors << 9;
+ bp->bio1.bi_iter.bi_size = first_sectors << 9;
if (bi->bi_vcnt != 0) {
bp->bv1 = *bio_iovec(bi);
@@ -1821,21 +1822,22 @@ void bio_trim(struct bio *bio, int offset, int size)
int sofar = 0;
size <<= 9;
- if (offset == 0 && size == bio->bi_size)
+ if (offset == 0 && size == bio->bi_iter.bi_size)
return;
clear_bit(BIO_SEG_VALID, &bio->bi_flags);
bio_advance(bio, offset << 9);
- bio->bi_size = size;
+ bio->bi_iter.bi_size = size;
/* avoid any complications with bi_idx being non-zero*/
- if (bio->bi_idx) {
- memmove(bio->bi_io_vec, bio->bi_io_vec+bio->bi_idx,
- (bio->bi_vcnt - bio->bi_idx) * sizeof(struct bio_vec));
- bio->bi_vcnt -= bio->bi_idx;
- bio->bi_idx = 0;
+ if (bio->bi_iter.bi_idx) {
+ memmove(bio->bi_io_vec, bio->bi_io_vec+bio->bi_iter.bi_idx,
+ (bio->bi_vcnt - bio->bi_iter.bi_idx) *
+ sizeof(struct bio_vec));
+ bio->bi_vcnt -= bio->bi_iter.bi_idx;
+ bio->bi_iter.bi_idx = 0;
}
/* Make sure vcnt and last bv are not too big */
bio_for_each_segment(bvec, bio, i) {
@@ -1871,7 +1873,7 @@ sector_t bio_sector_offset(struct bio *bio, unsigned short index,
sector_sz = queue_logical_block_size(bio->bi_bdev->bd_disk->queue);
sectors = 0;
- if (index >= bio->bi_idx)
+ if (index >= bio->bi_iter.bi_idx)
index = bio->bi_vcnt - 1;
bio_for_each_segment_all(bv, bio, i) {
diff --git a/fs/btrfs/check-integrity.c b/fs/btrfs/check-integrity.c
index 131d828..cb05e1c 100644
--- a/fs/btrfs/check-integrity.c
+++ b/fs/btrfs/check-integrity.c
@@ -1695,7 +1695,7 @@ static int btrfsic_read_block(struct btrfsic_state *state,
return -1;
}
bio->bi_bdev = block_ctx->dev->bdev;
- bio->bi_sector = dev_bytenr >> 9;
+ bio->bi_iter.bi_sector = dev_bytenr >> 9;
for (j = i; j < num_pages; j++) {
ret = bio_add_page(bio, block_ctx->pagev[j],
@@ -3013,7 +3013,7 @@ static void __btrfsic_submit_bio(int rw, struct bio *bio)
int bio_is_patched;
char **mapped_datav;
- dev_bytenr = 512 * bio->bi_sector;
+ dev_bytenr = 512 * bio->bi_iter.bi_sector;
bio_is_patched = 0;
if (dev_state->state->print_mask &
BTRFSIC_PRINT_MASK_SUBMIT_BIO_BH)
@@ -3021,8 +3021,8 @@ static void __btrfsic_submit_bio(int rw, struct bio *bio)
"submit_bio(rw=0x%x, bi_vcnt=%u,"
" bi_sector=%llu (bytenr %llu), bi_bdev=%p)\n",
rw, bio->bi_vcnt,
- (unsigned long long)bio->bi_sector, dev_bytenr,
- bio->bi_bdev);
+ (unsigned long long)bio->bi_iter.bi_sector,
+ dev_bytenr, bio->bi_bdev);
mapped_datav = kmalloc(sizeof(*mapped_datav) * bio->bi_vcnt,
GFP_NOFS);
diff --git a/fs/btrfs/compression.c b/fs/btrfs/compression.c
index eac6784..f5cdeb4 100644
--- a/fs/btrfs/compression.c
+++ b/fs/btrfs/compression.c
@@ -172,7 +172,8 @@ static void end_compressed_bio_read(struct bio *bio, int err)
goto out;
inode = cb->inode;
- ret = check_compressed_csum(inode, cb, (u64)bio->bi_sector << 9);
+ ret = check_compressed_csum(inode, cb,
+ (u64)bio->bi_iter.bi_sector << 9);
if (ret)
goto csum_failed;
@@ -370,7 +371,7 @@ int btrfs_submit_compressed_write(struct inode *inode, u64 start,
for (pg_index = 0; pg_index < cb->nr_pages; pg_index++) {
page = compressed_pages[pg_index];
page->mapping = inode->i_mapping;
- if (bio->bi_size)
+ if (bio->bi_iter.bi_size)
ret = io_tree->ops->merge_bio_hook(WRITE, page, 0,
PAGE_CACHE_SIZE,
bio, 0);
@@ -504,7 +505,7 @@ static noinline int add_ra_bio_pages(struct inode *inode,
if (!em || last_offset < em->start ||
(last_offset + PAGE_CACHE_SIZE > extent_map_end(em)) ||
- (em->block_start >> 9) != cb->orig_bio->bi_sector) {
+ (em->block_start >> 9) != cb->orig_bio->bi_iter.bi_sector) {
free_extent_map(em);
unlock_extent(tree, last_offset, end);
unlock_page(page);
@@ -550,7 +551,7 @@ next:
* in it. We don't actually do IO on those pages but allocate new ones
* to hold the compressed pages on disk.
*
- * bio->bi_sector points to the compressed extent on disk
+ * bio->bi_iter.bi_sector points to the compressed extent on disk
* bio->bi_io_vec points to all of the inode pages
* bio->bi_vcnt is a count of pages
*
@@ -571,7 +572,7 @@ int btrfs_submit_compressed_read(struct inode *inode, struct bio *bio,
struct page *page;
struct block_device *bdev;
struct bio *comp_bio;
- u64 cur_disk_byte = (u64)bio->bi_sector << 9;
+ u64 cur_disk_byte = (u64)bio->bi_iter.bi_sector << 9;
u64 em_len;
u64 em_start;
struct extent_map *em;
@@ -657,7 +658,7 @@ int btrfs_submit_compressed_read(struct inode *inode, struct bio *bio,
page->mapping = inode->i_mapping;
page->index = em_start >> PAGE_CACHE_SHIFT;
- if (comp_bio->bi_size)
+ if (comp_bio->bi_iter.bi_size)
ret = tree->ops->merge_bio_hook(READ, page, 0,
PAGE_CACHE_SIZE,
comp_bio, 0);
@@ -685,8 +686,8 @@ int btrfs_submit_compressed_read(struct inode *inode, struct bio *bio,
comp_bio, sums);
BUG_ON(ret); /* -ENOMEM */
}
- sums += (comp_bio->bi_size + root->sectorsize - 1) /
- root->sectorsize;
+ sums += (comp_bio->bi_iter.bi_size +
+ root->sectorsize - 1) / root->sectorsize;
ret = btrfs_map_bio(root, READ, comp_bio,
mirror_num, 0);
diff --git a/fs/btrfs/extent_io.c b/fs/btrfs/extent_io.c
index 8b5f9e1..bcb6f1b 100644
--- a/fs/btrfs/extent_io.c
+++ b/fs/btrfs/extent_io.c
@@ -1984,7 +1984,7 @@ int repair_io_failure(struct btrfs_fs_info *fs_info, u64 start,
bio = btrfs_io_bio_alloc(GFP_NOFS, 1);
if (!bio)
return -EIO;
- bio->bi_size = 0;
+ bio->bi_iter.bi_size = 0;
map_length = length;
ret = btrfs_map_block(fs_info, WRITE, logical,
@@ -1995,7 +1995,7 @@ int repair_io_failure(struct btrfs_fs_info *fs_info, u64 start,
}
BUG_ON(mirror_num != bbio->mirror_num);
sector = bbio->stripes[mirror_num-1].physical >> 9;
- bio->bi_sector = sector;
+ bio->bi_iter.bi_sector = sector;
dev = bbio->stripes[mirror_num-1].dev;
kfree(bbio);
if (!dev || !dev->bdev || !dev->writeable) {
@@ -2268,9 +2268,9 @@ static int bio_readpage_error(struct bio *failed_bio, u64 phy_offset,
return -EIO;
}
bio->bi_end_io = failed_bio->bi_end_io;
- bio->bi_sector = failrec->logical >> 9;
+ bio->bi_iter.bi_sector = failrec->logical >> 9;
bio->bi_bdev = BTRFS_I(inode)->root->fs_info->fs_devices->latest_bdev;
- bio->bi_size = 0;
+ bio->bi_iter.bi_size = 0;
btrfs_failed_bio = btrfs_io_bio(failed_bio);
if (btrfs_failed_bio->csum) {
@@ -2412,7 +2412,7 @@ static void end_bio_extent_readpage(struct bio *bio, int err)
struct inode *inode = page->mapping->host;
pr_debug("end_bio_extent_readpage: bi_sector=%llu, err=%d, "
- "mirror=%lu\n", (u64)bio->bi_sector, err,
+ "mirror=%lu\n", (u64)bio->bi_iter.bi_sector, err,
io_bio->mirror_num);
tree = &BTRFS_I(inode)->io_tree;
@@ -2543,7 +2543,7 @@ btrfs_bio_alloc(struct block_device *bdev, u64 first_sector, int nr_vecs,
if (bio) {
bio->bi_bdev = bdev;
- bio->bi_sector = first_sector;
+ bio->bi_iter.bi_sector = first_sector;
btrfs_bio = btrfs_io_bio(bio);
btrfs_bio->csum = NULL;
btrfs_bio->csum_allocated = NULL;
@@ -2637,7 +2637,7 @@ static int submit_extent_page(int rw, struct extent_io_tree *tree,
if (bio_ret && *bio_ret) {
bio = *bio_ret;
if (old_compressed)
- contig = bio->bi_sector == sector;
+ contig = bio->bi_iter.bi_sector == sector;
else
contig = bio_end_sector(bio) == sector;
diff --git a/fs/btrfs/file-item.c b/fs/btrfs/file-item.c
index 6f38488..84a46a4 100644
--- a/fs/btrfs/file-item.c
+++ b/fs/btrfs/file-item.c
@@ -182,7 +182,7 @@ static int __btrfs_lookup_bio_sums(struct btrfs_root *root,
if (!path)
return -ENOMEM;
- nblocks = bio->bi_size >> inode->i_sb->s_blocksize_bits;
+ nblocks = bio->bi_iter.bi_size >> inode->i_sb->s_blocksize_bits;
if (!dst) {
if (nblocks * csum_size > BTRFS_BIO_INLINE_CSUM_SIZE) {
btrfs_bio->csum_allocated = kmalloc(nblocks * csum_size,
@@ -201,7 +201,7 @@ static int __btrfs_lookup_bio_sums(struct btrfs_root *root,
csum = (u8 *)dst;
}
- if (bio->bi_size > PAGE_CACHE_SIZE * 8)
+ if (bio->bi_iter.bi_size > PAGE_CACHE_SIZE * 8)
path->reada = 2;
WARN_ON(bio->bi_vcnt <= 0);
@@ -217,7 +217,7 @@ static int __btrfs_lookup_bio_sums(struct btrfs_root *root,
path->skip_locking = 1;
}
- disk_bytenr = (u64)bio->bi_sector << 9;
+ disk_bytenr = (u64)bio->bi_iter.bi_sector << 9;
if (dio)
offset = logical_offset;
while (bio_index < bio->bi_vcnt) {
@@ -302,7 +302,7 @@ int btrfs_lookup_bio_sums_dio(struct btrfs_root *root, struct inode *inode,
struct btrfs_dio_private *dip, struct bio *bio,
u64 offset)
{
- int len = (bio->bi_sector << 9) - dip->disk_bytenr;
+ int len = (bio->bi_iter.bi_sector << 9) - dip->disk_bytenr;
u16 csum_size = btrfs_super_csum_size(root->fs_info->super_copy);
int ret;
@@ -447,11 +447,12 @@ int btrfs_csum_one_bio(struct btrfs_root *root, struct inode *inode,
u64 offset;
WARN_ON(bio->bi_vcnt <= 0);
- sums = kzalloc(btrfs_ordered_sum_size(root, bio->bi_size), GFP_NOFS);
+ sums = kzalloc(btrfs_ordered_sum_size(root, bio->bi_iter.bi_size),
+ GFP_NOFS);
if (!sums)
return -ENOMEM;
- sums->len = bio->bi_size;
+ sums->len = bio->bi_iter.bi_size;
INIT_LIST_HEAD(&sums->list);
if (contig)
@@ -461,7 +462,7 @@ int btrfs_csum_one_bio(struct btrfs_root *root, struct inode *inode,
ordered = btrfs_lookup_ordered_extent(inode, offset);
BUG_ON(!ordered); /* Logic error */
- sums->bytenr = (u64)bio->bi_sector << 9;
+ sums->bytenr = (u64)bio->bi_iter.bi_sector << 9;
index = 0;
while (bio_index < bio->bi_vcnt) {
@@ -476,7 +477,7 @@ int btrfs_csum_one_bio(struct btrfs_root *root, struct inode *inode,
btrfs_add_ordered_sum(inode, ordered, sums);
btrfs_put_ordered_extent(ordered);
- bytes_left = bio->bi_size - total_bytes;
+ bytes_left = bio->bi_iter.bi_size - total_bytes;
sums = kzalloc(btrfs_ordered_sum_size(root, bytes_left),
GFP_NOFS);
@@ -484,7 +485,7 @@ int btrfs_csum_one_bio(struct btrfs_root *root, struct inode *inode,
sums->len = bytes_left;
ordered = btrfs_lookup_ordered_extent(inode, offset);
BUG_ON(!ordered); /* Logic error */
- sums->bytenr = ((u64)bio->bi_sector << 9) +
+ sums->bytenr = ((u64)bio->bi_iter.bi_sector << 9) +
total_bytes;
index = 0;
}
diff --git a/fs/btrfs/inode.c b/fs/btrfs/inode.c
index d6630dc..7ab0e94 100644
--- a/fs/btrfs/inode.c
+++ b/fs/btrfs/inode.c
@@ -1577,7 +1577,7 @@ int btrfs_merge_bio_hook(int rw, struct page *page, unsigned long offset,
unsigned long bio_flags)
{
struct btrfs_root *root = BTRFS_I(page->mapping->host)->root;
- u64 logical = (u64)bio->bi_sector << 9;
+ u64 logical = (u64)bio->bi_iter.bi_sector << 9;
u64 length = 0;
u64 map_length;
int ret;
@@ -1585,7 +1585,7 @@ int btrfs_merge_bio_hook(int rw, struct page *page, unsigned long offset,
if (bio_flags & EXTENT_BIO_COMPRESSED)
return 0;
- length = bio->bi_size;
+ length = bio->bi_iter.bi_size;
map_length = length;
ret = btrfs_map_block(root->fs_info, rw, logical,
&map_length, NULL, 0);
@@ -6894,7 +6894,8 @@ static void btrfs_end_dio_bio(struct bio *bio, int err)
printk(KERN_ERR "btrfs direct IO failed ino %llu rw %lu "
"sector %#Lx len %u err no %d\n",
btrfs_ino(dip->inode), bio->bi_rw,
- (unsigned long long)bio->bi_sector, bio->bi_size, err);
+ (unsigned long long)bio->bi_iter.bi_sector,
+ bio->bi_iter.bi_size, err);
dip->errors = 1;
/*
@@ -6985,7 +6986,7 @@ static int btrfs_submit_direct_hook(int rw, struct btrfs_dio_private *dip,
struct bio *bio;
struct bio *orig_bio = dip->orig_bio;
struct bio_vec *bvec = orig_bio->bi_io_vec;
- u64 start_sector = orig_bio->bi_sector;
+ u64 start_sector = orig_bio->bi_iter.bi_sector;
u64 file_offset = dip->logical_offset;
u64 submit_len = 0;
u64 map_length;
@@ -6993,7 +6994,7 @@ static int btrfs_submit_direct_hook(int rw, struct btrfs_dio_private *dip,
int ret = 0;
int async_submit = 0;
- map_length = orig_bio->bi_size;
+ map_length = orig_bio->bi_iter.bi_size;
ret = btrfs_map_block(root->fs_info, rw, start_sector << 9,
&map_length, NULL, 0);
if (ret) {
@@ -7001,7 +7002,7 @@ static int btrfs_submit_direct_hook(int rw, struct btrfs_dio_private *dip,
return -EIO;
}
- if (map_length >= orig_bio->bi_size) {
+ if (map_length >= orig_bio->bi_iter.bi_size) {
bio = orig_bio;
goto submit;
}
@@ -7053,7 +7054,7 @@ static int btrfs_submit_direct_hook(int rw, struct btrfs_dio_private *dip,
bio->bi_private = dip;
bio->bi_end_io = btrfs_end_dio_bio;
- map_length = orig_bio->bi_size;
+ map_length = orig_bio->bi_iter.bi_size;
ret = btrfs_map_block(root->fs_info, rw,
start_sector << 9,
&map_length, NULL, 0);
@@ -7111,7 +7112,8 @@ static void btrfs_submit_direct(int rw, struct bio *dio_bio,
if (!skip_sum && !write) {
csum_size = btrfs_super_csum_size(root->fs_info->super_copy);
- sum_len = dio_bio->bi_size >> inode->i_sb->s_blocksize_bits;
+ sum_len = dio_bio->bi_iter.bi_size >>
+ inode->i_sb->s_blocksize_bits;
sum_len *= csum_size;
} else {
sum_len = 0;
@@ -7126,8 +7128,8 @@ static void btrfs_submit_direct(int rw, struct bio *dio_bio,
dip->private = dio_bio->bi_private;
dip->inode = inode;
dip->logical_offset = file_offset;
- dip->bytes = dio_bio->bi_size;
- dip->disk_bytenr = (u64)dio_bio->bi_sector << 9;
+ dip->bytes = dio_bio->bi_iter.bi_size;
+ dip->disk_bytenr = (u64)dio_bio->bi_iter.bi_sector << 9;
io_bio->bi_private = dip;
dip->errors = 0;
dip->orig_bio = io_bio;
diff --git a/fs/btrfs/raid56.c b/fs/btrfs/raid56.c
index 24ac218..9af0b25 100644
--- a/fs/btrfs/raid56.c
+++ b/fs/btrfs/raid56.c
@@ -1032,8 +1032,8 @@ static int rbio_add_io_page(struct btrfs_raid_bio *rbio,
/* see if we can add this page onto our existing bio */
if (last) {
- last_end = (u64)last->bi_sector << 9;
- last_end += last->bi_size;
+ last_end = (u64)last->bi_iter.bi_sector << 9;
+ last_end += last->bi_iter.bi_size;
/*
* we can't merge these if they are from different
@@ -1053,9 +1053,9 @@ static int rbio_add_io_page(struct btrfs_raid_bio *rbio,
if (!bio)
return -ENOMEM;
- bio->bi_size = 0;
+ bio->bi_iter.bi_size = 0;
bio->bi_bdev = stripe->dev->bdev;
- bio->bi_sector = disk_start >> 9;
+ bio->bi_iter.bi_sector = disk_start >> 9;
set_bit(BIO_UPTODATE, &bio->bi_flags);
bio_add_page(bio, page, PAGE_CACHE_SIZE, 0);
@@ -1111,7 +1111,7 @@ static void index_rbio_pages(struct btrfs_raid_bio *rbio)
spin_lock_irq(&rbio->bio_list_lock);
bio_list_for_each(bio, &rbio->bio_list) {
- start = (u64)bio->bi_sector << 9;
+ start = (u64)bio->bi_iter.bi_sector << 9;
stripe_offset = start - rbio->raid_map[0];
page_index = stripe_offset >> PAGE_CACHE_SHIFT;
@@ -1272,7 +1272,7 @@ cleanup:
static int find_bio_stripe(struct btrfs_raid_bio *rbio,
struct bio *bio)
{
- u64 physical = bio->bi_sector;
+ u64 physical = bio->bi_iter.bi_sector;
u64 stripe_start;
int i;
struct btrfs_bio_stripe *stripe;
@@ -1298,7 +1298,7 @@ static int find_bio_stripe(struct btrfs_raid_bio *rbio,
static int find_logical_bio_stripe(struct btrfs_raid_bio *rbio,
struct bio *bio)
{
- u64 logical = bio->bi_sector;
+ u64 logical = bio->bi_iter.bi_sector;
u64 stripe_start;
int i;
@@ -1602,8 +1602,8 @@ static int plug_cmp(void *priv, struct list_head *a, struct list_head *b)
plug_list);
struct btrfs_raid_bio *rb = container_of(b, struct btrfs_raid_bio,
plug_list);
- u64 a_sector = ra->bio_list.head->bi_sector;
- u64 b_sector = rb->bio_list.head->bi_sector;
+ u64 a_sector = ra->bio_list.head->bi_iter.bi_sector;
+ u64 b_sector = rb->bio_list.head->bi_iter.bi_sector;
if (a_sector < b_sector)
return -1;
@@ -1691,7 +1691,7 @@ int raid56_parity_write(struct btrfs_root *root, struct bio *bio,
if (IS_ERR(rbio))
return PTR_ERR(rbio);
bio_list_add(&rbio->bio_list, bio);
- rbio->bio_list_bytes = bio->bi_size;
+ rbio->bio_list_bytes = bio->bi_iter.bi_size;
/*
* don't plug on full rbios, just get them out the door
@@ -2044,7 +2044,7 @@ int raid56_parity_recover(struct btrfs_root *root, struct bio *bio,
rbio->read_rebuild = 1;
bio_list_add(&rbio->bio_list, bio);
- rbio->bio_list_bytes = bio->bi_size;
+ rbio->bio_list_bytes = bio->bi_iter.bi_size;
rbio->faila = find_logical_bio_stripe(rbio, bio);
if (rbio->faila == -1) {
diff --git a/fs/btrfs/scrub.c b/fs/btrfs/scrub.c
index 1fd3f33..bb9a928 100644
--- a/fs/btrfs/scrub.c
+++ b/fs/btrfs/scrub.c
@@ -1308,7 +1308,7 @@ static void scrub_recheck_block(struct btrfs_fs_info *fs_info,
continue;
}
bio->bi_bdev = page->dev->bdev;
- bio->bi_sector = page->physical >> 9;
+ bio->bi_iter.bi_sector = page->physical >> 9;
bio_add_page(bio, page->page, PAGE_SIZE, 0);
if (btrfsic_submit_bio_wait(READ, bio))
@@ -1427,7 +1427,7 @@ static int scrub_repair_page_from_good_copy(struct scrub_block *sblock_bad,
if (!bio)
return -EIO;
bio->bi_bdev = page_bad->dev->bdev;
- bio->bi_sector = page_bad->physical >> 9;
+ bio->bi_iter.bi_sector = page_bad->physical >> 9;
ret = bio_add_page(bio, page_good->page, PAGE_SIZE, 0);
if (PAGE_SIZE != ret) {
@@ -1520,7 +1520,7 @@ again:
bio->bi_private = sbio;
bio->bi_end_io = scrub_wr_bio_end_io;
bio->bi_bdev = sbio->dev->bdev;
- bio->bi_sector = sbio->physical >> 9;
+ bio->bi_iter.bi_sector = sbio->physical >> 9;
sbio->err = 0;
} else if (sbio->physical + sbio->page_count * PAGE_SIZE !=
spage->physical_for_dev_replace ||
@@ -1926,7 +1926,7 @@ again:
bio->bi_private = sbio;
bio->bi_end_io = scrub_bio_end_io;
bio->bi_bdev = sbio->dev->bdev;
- bio->bi_sector = sbio->physical >> 9;
+ bio->bi_iter.bi_sector = sbio->physical >> 9;
sbio->err = 0;
} else if (sbio->physical + sbio->page_count * PAGE_SIZE !=
spage->physical ||
@@ -3371,8 +3371,8 @@ static int write_page_nocow(struct scrub_ctx *sctx,
spin_unlock(&sctx->stat_lock);
return -ENOMEM;
}
- bio->bi_size = 0;
- bio->bi_sector = physical_for_dev_replace >> 9;
+ bio->bi_iter.bi_size = 0;
+ bio->bi_iter.bi_sector = physical_for_dev_replace >> 9;
bio->bi_bdev = dev->bdev;
ret = bio_add_page(bio, page, PAGE_CACHE_SIZE, 0);
if (ret != PAGE_CACHE_SIZE) {
diff --git a/fs/btrfs/volumes.c b/fs/btrfs/volumes.c
index 92303f4..f2130de 100644
--- a/fs/btrfs/volumes.c
+++ b/fs/btrfs/volumes.c
@@ -5411,7 +5411,7 @@ static int bio_size_ok(struct block_device *bdev, struct bio *bio,
if (!q->merge_bvec_fn)
return 1;
- bvm.bi_size = bio->bi_size - prev->bv_len;
+ bvm.bi_size = bio->bi_iter.bi_size - prev->bv_len;
if (q->merge_bvec_fn(q, &bvm, prev) < prev->bv_len)
return 0;
return 1;
@@ -5426,7 +5426,7 @@ static void submit_stripe_bio(struct btrfs_root *root, struct btrfs_bio *bbio,
bio->bi_private = bbio;
btrfs_io_bio(bio)->stripe_index = dev_nr;
bio->bi_end_io = btrfs_end_bio;
- bio->bi_sector = physical >> 9;
+ bio->bi_iter.bi_sector = physical >> 9;
#ifdef DEBUG
{
struct rcu_string *name;
@@ -5464,7 +5464,7 @@ again:
while (bvec <= (first_bio->bi_io_vec + first_bio->bi_vcnt - 1)) {
if (bio_add_page(bio, bvec->bv_page, bvec->bv_len,
bvec->bv_offset) < bvec->bv_len) {
- u64 len = bio->bi_size;
+ u64 len = bio->bi_iter.bi_size;
atomic_inc(&bbio->stripes_pending);
submit_stripe_bio(root, bbio, bio, physical, dev_nr,
@@ -5486,7 +5486,7 @@ static void bbio_error(struct btrfs_bio *bbio, struct bio *bio, u64 logical)
bio->bi_private = bbio->private;
bio->bi_end_io = bbio->end_io;
btrfs_io_bio(bio)->mirror_num = bbio->mirror_num;
- bio->bi_sector = logical >> 9;
+ bio->bi_iter.bi_sector = logical >> 9;
kfree(bbio);
bio_endio(bio, -EIO);
}
@@ -5497,7 +5497,7 @@ int btrfs_map_bio(struct btrfs_root *root, int rw, struct bio *bio,
{
struct btrfs_device *dev;
struct bio *first_bio = bio;
- u64 logical = (u64)bio->bi_sector << 9;
+ u64 logical = (u64)bio->bi_iter.bi_sector << 9;
u64 length = 0;
u64 map_length;
u64 *raid_map = NULL;
@@ -5506,7 +5506,7 @@ int btrfs_map_bio(struct btrfs_root *root, int rw, struct bio *bio,
int total_devs = 1;
struct btrfs_bio *bbio = NULL;
- length = bio->bi_size;
+ length = bio->bi_iter.bi_size;
map_length = length;
ret = __btrfs_map_block(root->fs_info, rw, logical, &map_length, &bbio,
diff --git a/fs/buffer.c b/fs/buffer.c
index 6024877..1c04ec6 100644
--- a/fs/buffer.c
+++ b/fs/buffer.c
@@ -2982,11 +2982,11 @@ static void guard_bh_eod(int rw, struct bio *bio, struct buffer_head *bh)
* let it through, and the IO layer will turn it into
* an EIO.
*/
- if (unlikely(bio->bi_sector >= maxsector))
+ if (unlikely(bio->bi_iter.bi_sector >= maxsector))
return;
- maxsector -= bio->bi_sector;
- bytes = bio->bi_size;
+ maxsector -= bio->bi_iter.bi_sector;
+ bytes = bio->bi_iter.bi_size;
if (likely((bytes >> 9) <= maxsector))
return;
@@ -2994,7 +2994,7 @@ static void guard_bh_eod(int rw, struct bio *bio, struct buffer_head *bh)
bytes = maxsector << 9;
/* Truncate the bio.. */
- bio->bi_size = bytes;
+ bio->bi_iter.bi_size = bytes;
bio->bi_io_vec[0].bv_len = bytes;
/* ..and clear the end of the buffer for reads */
@@ -3029,14 +3029,14 @@ int _submit_bh(int rw, struct buffer_head *bh, unsigned long bio_flags)
*/
bio = bio_alloc(GFP_NOIO, 1);
- bio->bi_sector = bh->b_blocknr * (bh->b_size >> 9);
+ bio->bi_iter.bi_sector = bh->b_blocknr * (bh->b_size >> 9);
bio->bi_bdev = bh->b_bdev;
bio->bi_io_vec[0].bv_page = bh->b_page;
bio->bi_io_vec[0].bv_len = bh->b_size;
bio->bi_io_vec[0].bv_offset = bh_offset(bh);
bio->bi_vcnt = 1;
- bio->bi_size = bh->b_size;
+ bio->bi_iter.bi_size = bh->b_size;
bio->bi_end_io = end_bio_bh_io_sync;
bio->bi_private = bh;
diff --git a/fs/direct-io.c b/fs/direct-io.c
index 0e04142..160a548 100644
--- a/fs/direct-io.c
+++ b/fs/direct-io.c
@@ -375,7 +375,7 @@ dio_bio_alloc(struct dio *dio, struct dio_submit *sdio,
bio = bio_alloc(GFP_KERNEL, nr_vecs);
bio->bi_bdev = bdev;
- bio->bi_sector = first_sector;
+ bio->bi_iter.bi_sector = first_sector;
if (dio->is_async)
bio->bi_end_io = dio_bio_end_aio;
else
@@ -719,7 +719,7 @@ static inline int dio_send_cur_page(struct dio *dio, struct dio_submit *sdio,
if (sdio->bio) {
loff_t cur_offset = sdio->cur_page_fs_offset;
loff_t bio_next_offset = sdio->logical_offset_in_bio +
- sdio->bio->bi_size;
+ sdio->bio->bi_iter.bi_size;
/*
* See whether this new request is contiguous with the old.
diff --git a/fs/ext4/page-io.c b/fs/ext4/page-io.c
index a31e4da..ab95508 100644
--- a/fs/ext4/page-io.c
+++ b/fs/ext4/page-io.c
@@ -298,7 +298,7 @@ ext4_io_end_t *ext4_get_io_end(ext4_io_end_t *io_end)
static void ext4_end_bio(struct bio *bio, int error)
{
ext4_io_end_t *io_end = bio->bi_private;
- sector_t bi_sector = bio->bi_sector;
+ sector_t bi_sector = bio->bi_iter.bi_sector;
BUG_ON(!io_end);
bio->bi_end_io = NULL;
@@ -366,7 +366,7 @@ static int io_submit_init_bio(struct ext4_io_submit *io,
bio = bio_alloc(GFP_NOIO, min(nvecs, BIO_MAX_PAGES));
if (!bio)
return -ENOMEM;
- bio->bi_sector = bh->b_blocknr * (bh->b_size >> 9);
+ bio->bi_iter.bi_sector = bh->b_blocknr * (bh->b_size >> 9);
bio->bi_bdev = bh->b_bdev;
bio->bi_end_io = ext4_end_bio;
bio->bi_private = ext4_get_io_end(io->io_end);
diff --git a/fs/f2fs/data.c b/fs/f2fs/data.c
index a494909..a2c8de8 100644
--- a/fs/f2fs/data.c
+++ b/fs/f2fs/data.c
@@ -386,7 +386,7 @@ int f2fs_readpage(struct f2fs_sb_info *sbi, struct page *page,
bio = f2fs_bio_alloc(bdev, 1);
/* Initialize the bio */
- bio->bi_sector = SECTOR_FROM_BLOCK(sbi, blk_addr);
+ bio->bi_iter.bi_sector = SECTOR_FROM_BLOCK(sbi, blk_addr);
bio->bi_end_io = read_end_io;
if (bio_add_page(bio, page, PAGE_CACHE_SIZE, 0) < PAGE_CACHE_SIZE) {
diff --git a/fs/f2fs/segment.c b/fs/f2fs/segment.c
index a90c6bc..36e8afd 100644
--- a/fs/f2fs/segment.c
+++ b/fs/f2fs/segment.c
@@ -682,7 +682,7 @@ retry:
bio_blocks = MAX_BIO_BLOCKS(max_hw_blocks(sbi));
sbi->bio[type] = f2fs_bio_alloc(bdev, bio_blocks);
- sbi->bio[type]->bi_sector = SECTOR_FROM_BLOCK(sbi, blk_addr);
+ sbi->bio[type]->bi_iter.bi_sector = SECTOR_FROM_BLOCK(sbi, blk_addr);
sbi->bio[type]->bi_private = priv;
/*
* The end_io will be assigned at the sumbission phase.
diff --git a/fs/gfs2/lops.c b/fs/gfs2/lops.c
index 010b9fb..985da94 100644
--- a/fs/gfs2/lops.c
+++ b/fs/gfs2/lops.c
@@ -272,7 +272,7 @@ static struct bio *gfs2_log_alloc_bio(struct gfs2_sbd *sdp, u64 blkno)
nrvecs = max(nrvecs/2, 1U);
}
- bio->bi_sector = blkno * (sb->s_blocksize >> 9);
+ bio->bi_iter.bi_sector = blkno * (sb->s_blocksize >> 9);
bio->bi_bdev = sb->s_bdev;
bio->bi_end_io = gfs2_end_log_write;
bio->bi_private = sdp;
diff --git a/fs/gfs2/ops_fstype.c b/fs/gfs2/ops_fstype.c
index 82303b4..16194da 100644
--- a/fs/gfs2/ops_fstype.c
+++ b/fs/gfs2/ops_fstype.c
@@ -224,7 +224,7 @@ static int gfs2_read_super(struct gfs2_sbd *sdp, sector_t sector, int silent)
lock_page(page);
bio = bio_alloc(GFP_NOFS, 1);
- bio->bi_sector = sector * (sb->s_blocksize >> 9);
+ bio->bi_iter.bi_sector = sector * (sb->s_blocksize >> 9);
bio->bi_bdev = sb->s_bdev;
bio_add_page(bio, page, PAGE_SIZE, 0);
diff --git a/fs/hfsplus/wrapper.c b/fs/hfsplus/wrapper.c
index e9a97a0..3f99964 100644
--- a/fs/hfsplus/wrapper.c
+++ b/fs/hfsplus/wrapper.c
@@ -63,7 +63,7 @@ int hfsplus_submit_bio(struct super_block *sb, sector_t sector,
sector &= ~((io_size >> HFSPLUS_SECTOR_SHIFT) - 1);
bio = bio_alloc(GFP_NOIO, 1);
- bio->bi_sector = sector;
+ bio->bi_iter.bi_sector = sector;
bio->bi_bdev = sb->s_bdev;
if (!(rw & WRITE) && data)
diff --git a/fs/jfs/jfs_logmgr.c b/fs/jfs/jfs_logmgr.c
index 360d27c..8d811e0 100644
--- a/fs/jfs/jfs_logmgr.c
+++ b/fs/jfs/jfs_logmgr.c
@@ -1998,20 +1998,20 @@ static int lbmRead(struct jfs_log * log, int pn, struct lbuf ** bpp)
bio = bio_alloc(GFP_NOFS, 1);
- bio->bi_sector = bp->l_blkno << (log->l2bsize - 9);
+ bio->bi_iter.bi_sector = bp->l_blkno << (log->l2bsize - 9);
bio->bi_bdev = log->bdev;
bio->bi_io_vec[0].bv_page = bp->l_page;
bio->bi_io_vec[0].bv_len = LOGPSIZE;
bio->bi_io_vec[0].bv_offset = bp->l_offset;
bio->bi_vcnt = 1;
- bio->bi_size = LOGPSIZE;
+ bio->bi_iter.bi_size = LOGPSIZE;
bio->bi_end_io = lbmIODone;
bio->bi_private = bp;
/*check if journaling to disk has been disabled*/
if (log->no_integrity) {
- bio->bi_size = 0;
+ bio->bi_iter.bi_size = 0;
lbmIODone(bio, 0);
} else {
submit_bio(READ_SYNC, bio);
@@ -2144,21 +2144,21 @@ static void lbmStartIO(struct lbuf * bp)
jfs_info("lbmStartIO\n");
bio = bio_alloc(GFP_NOFS, 1);
- bio->bi_sector = bp->l_blkno << (log->l2bsize - 9);
+ bio->bi_iter.bi_sector = bp->l_blkno << (log->l2bsize - 9);
bio->bi_bdev = log->bdev;
bio->bi_io_vec[0].bv_page = bp->l_page;
bio->bi_io_vec[0].bv_len = LOGPSIZE;
bio->bi_io_vec[0].bv_offset = bp->l_offset;
bio->bi_vcnt = 1;
- bio->bi_size = LOGPSIZE;
+ bio->bi_iter.bi_size = LOGPSIZE;
bio->bi_end_io = lbmIODone;
bio->bi_private = bp;
/* check if journaling to disk has been disabled */
if (log->no_integrity) {
- bio->bi_size = 0;
+ bio->bi_iter.bi_size = 0;
lbmIODone(bio, 0);
} else {
submit_bio(WRITE_SYNC, bio);
diff --git a/fs/jfs/jfs_metapage.c b/fs/jfs/jfs_metapage.c
index d165cde..49ba7ff 100644
--- a/fs/jfs/jfs_metapage.c
+++ b/fs/jfs/jfs_metapage.c
@@ -416,7 +416,7 @@ static int metapage_writepage(struct page *page, struct writeback_control *wbc)
* count from hitting zero before we're through
*/
inc_io(page);
- if (!bio->bi_size)
+ if (!bio->bi_iter.bi_size)
goto dump_bio;
submit_bio(WRITE, bio);
nr_underway++;
@@ -438,7 +438,7 @@ static int metapage_writepage(struct page *page, struct writeback_control *wbc)
bio = bio_alloc(GFP_NOFS, 1);
bio->bi_bdev = inode->i_sb->s_bdev;
- bio->bi_sector = pblock << (inode->i_blkbits - 9);
+ bio->bi_iter.bi_sector = pblock << (inode->i_blkbits - 9);
bio->bi_end_io = metapage_write_end_io;
bio->bi_private = page;
@@ -452,7 +452,7 @@ static int metapage_writepage(struct page *page, struct writeback_control *wbc)
if (bio) {
if (bio_add_page(bio, page, bio_bytes, bio_offset) < bio_bytes)
goto add_failed;
- if (!bio->bi_size)
+ if (!bio->bi_iter.bi_size)
goto dump_bio;
submit_bio(WRITE, bio);
@@ -517,7 +517,8 @@ static int metapage_readpage(struct file *fp, struct page *page)
bio = bio_alloc(GFP_NOFS, 1);
bio->bi_bdev = inode->i_sb->s_bdev;
- bio->bi_sector = pblock << (inode->i_blkbits - 9);
+ bio->bi_iter.bi_sector =
+ pblock << (inode->i_blkbits - 9);
bio->bi_end_io = metapage_read_end_io;
bio->bi_private = page;
len = xlen << inode->i_blkbits;
diff --git a/fs/logfs/dev_bdev.c b/fs/logfs/dev_bdev.c
index e6df3be..76279e1 100644
--- a/fs/logfs/dev_bdev.c
+++ b/fs/logfs/dev_bdev.c
@@ -26,9 +26,9 @@ static int sync_request(struct page *page, struct block_device *bdev, int rw)
bio_vec.bv_len = PAGE_SIZE;
bio_vec.bv_offset = 0;
bio.bi_vcnt = 1;
- bio.bi_size = PAGE_SIZE;
bio.bi_bdev = bdev;
- bio.bi_sector = page->index * (PAGE_SIZE >> 9);
+ bio.bi_iter.bi_sector = page->index * (PAGE_SIZE >> 9);
+ bio.bi_iter.bi_size = PAGE_SIZE;
return submit_bio_wait(rw, &bio);
}
@@ -92,9 +92,9 @@ static int __bdev_writeseg(struct super_block *sb, u64 ofs, pgoff_t index,
if (i >= max_pages) {
/* Block layer cannot split bios :( */
bio->bi_vcnt = i;
- bio->bi_size = i * PAGE_SIZE;
+ bio->bi_iter.bi_size = i * PAGE_SIZE;
bio->bi_bdev = super->s_bdev;
- bio->bi_sector = ofs >> 9;
+ bio->bi_iter.bi_sector = ofs >> 9;
bio->bi_private = sb;
bio->bi_end_io = writeseg_end_io;
atomic_inc(&super->s_pending_writes);
@@ -119,9 +119,9 @@ static int __bdev_writeseg(struct super_block *sb, u64 ofs, pgoff_t index,
unlock_page(page);
}
bio->bi_vcnt = nr_pages;
- bio->bi_size = nr_pages * PAGE_SIZE;
+ bio->bi_iter.bi_size = nr_pages * PAGE_SIZE;
bio->bi_bdev = super->s_bdev;
- bio->bi_sector = ofs >> 9;
+ bio->bi_iter.bi_sector = ofs >> 9;
bio->bi_private = sb;
bio->bi_end_io = writeseg_end_io;
atomic_inc(&super->s_pending_writes);
@@ -184,9 +184,9 @@ static int do_erase(struct super_block *sb, u64 ofs, pgoff_t index,
if (i >= max_pages) {
/* Block layer cannot split bios :( */
bio->bi_vcnt = i;
- bio->bi_size = i * PAGE_SIZE;
+ bio->bi_iter.bi_size = i * PAGE_SIZE;
bio->bi_bdev = super->s_bdev;
- bio->bi_sector = ofs >> 9;
+ bio->bi_iter.bi_sector = ofs >> 9;
bio->bi_private = sb;
bio->bi_end_io = erase_end_io;
atomic_inc(&super->s_pending_writes);
@@ -205,9 +205,9 @@ static int do_erase(struct super_block *sb, u64 ofs, pgoff_t index,
bio->bi_io_vec[i].bv_offset = 0;
}
bio->bi_vcnt = nr_pages;
- bio->bi_size = nr_pages * PAGE_SIZE;
+ bio->bi_iter.bi_size = nr_pages * PAGE_SIZE;
bio->bi_bdev = super->s_bdev;
- bio->bi_sector = ofs >> 9;
+ bio->bi_iter.bi_sector = ofs >> 9;
bio->bi_private = sb;
bio->bi_end_io = erase_end_io;
atomic_inc(&super->s_pending_writes);
diff --git a/fs/mpage.c b/fs/mpage.c
index dd6d587..4979ffa 100644
--- a/fs/mpage.c
+++ b/fs/mpage.c
@@ -93,7 +93,7 @@ mpage_alloc(struct block_device *bdev,
if (bio) {
bio->bi_bdev = bdev;
- bio->bi_sector = first_sector;
+ bio->bi_iter.bi_sector = first_sector;
}
return bio;
}
diff --git a/fs/nfs/blocklayout/blocklayout.c b/fs/nfs/blocklayout/blocklayout.c
index da76892..56ff823 100644
--- a/fs/nfs/blocklayout/blocklayout.c
+++ b/fs/nfs/blocklayout/blocklayout.c
@@ -134,8 +134,8 @@ bl_submit_bio(int rw, struct bio *bio)
if (bio) {
get_parallel(bio->bi_private);
dprintk("%s submitting %s bio %u@%llu\n", __func__,
- rw == READ ? "read" : "write",
- bio->bi_size, (unsigned long long)bio->bi_sector);
+ rw == READ ? "read" : "write", bio->bi_iter.bi_size,
+ (unsigned long long)bio->bi_iter.bi_sector);
submit_bio(rw, bio);
}
return NULL;
@@ -156,7 +156,8 @@ static struct bio *bl_alloc_init_bio(int npg, sector_t isect,
}
if (bio) {
- bio->bi_sector = isect - be->be_f_offset + be->be_v_offset;
+ bio->bi_iter.bi_sector = isect - be->be_f_offset +
+ be->be_v_offset;
bio->bi_bdev = be->be_mdev;
bio->bi_end_io = end_io;
bio->bi_private = par;
@@ -511,7 +512,7 @@ bl_do_readpage_sync(struct page *page, struct pnfs_block_extent *be,
isect = (page->index << PAGE_CACHE_SECTOR_SHIFT) +
(offset / SECTOR_SIZE);
- bio->bi_sector = isect - be->be_f_offset + be->be_v_offset;
+ bio->bi_iter.bi_sector = isect - be->be_f_offset + be->be_v_offset;
bio->bi_bdev = be->be_mdev;
bio->bi_end_io = bl_read_single_end_io;
diff --git a/fs/nilfs2/segbuf.c b/fs/nilfs2/segbuf.c
index 2d8be51..dc3a9efd 100644
--- a/fs/nilfs2/segbuf.c
+++ b/fs/nilfs2/segbuf.c
@@ -416,7 +416,8 @@ static struct bio *nilfs_alloc_seg_bio(struct the_nilfs *nilfs, sector_t start,
}
if (likely(bio)) {
bio->bi_bdev = nilfs->ns_bdev;
- bio->bi_sector = start << (nilfs->ns_blocksize_bits - 9);
+ bio->bi_iter.bi_sector =
+ start << (nilfs->ns_blocksize_bits - 9);
}
return bio;
}
diff --git a/fs/ocfs2/cluster/heartbeat.c b/fs/ocfs2/cluster/heartbeat.c
index 73920ff..bf482df 100644
--- a/fs/ocfs2/cluster/heartbeat.c
+++ b/fs/ocfs2/cluster/heartbeat.c
@@ -413,7 +413,7 @@ static struct bio *o2hb_setup_one_bio(struct o2hb_region *reg,
}
/* Must put everything in 512 byte sectors for the bio... */
- bio->bi_sector = (reg->hr_start_block + cs) << (bits - 9);
+ bio->bi_iter.bi_sector = (reg->hr_start_block + cs) << (bits - 9);
bio->bi_bdev = reg->hr_bdev;
bio->bi_private = wc;
bio->bi_end_io = o2hb_bio_end_io;
diff --git a/fs/xfs/xfs_aops.c b/fs/xfs/xfs_aops.c
index 71c8c9d..1b19b9c 100644
--- a/fs/xfs/xfs_aops.c
+++ b/fs/xfs/xfs_aops.c
@@ -407,7 +407,7 @@ xfs_alloc_ioend_bio(
struct bio *bio = bio_alloc(GFP_NOIO, nvecs);
ASSERT(bio->bi_private == NULL);
- bio->bi_sector = bh->b_blocknr * (bh->b_size >> 9);
+ bio->bi_iter.bi_sector = bh->b_blocknr * (bh->b_size >> 9);
bio->bi_bdev = bh->b_bdev;
return bio;
}
diff --git a/fs/xfs/xfs_buf.c b/fs/xfs/xfs_buf.c
index c7f0b77..5f3ea44 100644
--- a/fs/xfs/xfs_buf.c
+++ b/fs/xfs/xfs_buf.c
@@ -1255,7 +1255,7 @@ next_chunk:
bio = bio_alloc(GFP_NOIO, nr_pages);
bio->bi_bdev = bp->b_target->bt_bdev;
- bio->bi_sector = sector;
+ bio->bi_iter.bi_sector = sector;
bio->bi_end_io = xfs_buf_bio_end_io;
bio->bi_private = bp;
@@ -1277,7 +1277,7 @@ next_chunk:
total_nr_pages--;
}
- if (likely(bio->bi_size)) {
+ if (likely(bio->bi_iter.bi_size)) {
if (xfs_buf_is_vmapped(bp)) {
flush_kernel_vmap_range(bp->b_addr,
xfs_buf_vmap_len(bp));
diff --git a/include/linux/bio.h b/include/linux/bio.h
index 060ff69..e2e0bc6 100644
--- a/include/linux/bio.h
+++ b/include/linux/bio.h
@@ -62,19 +62,19 @@
* on highmem page vectors
*/
#define bio_iovec_idx(bio, idx) (&((bio)->bi_io_vec[(idx)]))
-#define bio_iovec(bio) bio_iovec_idx((bio), (bio)->bi_idx)
+#define bio_iovec(bio) bio_iovec_idx((bio), (bio)->bi_iter.bi_idx)
#define bio_page(bio) bio_iovec((bio))->bv_page
#define bio_offset(bio) bio_iovec((bio))->bv_offset
-#define bio_segments(bio) ((bio)->bi_vcnt - (bio)->bi_idx)
-#define bio_sectors(bio) ((bio)->bi_size >> 9)
-#define bio_end_sector(bio) ((bio)->bi_sector + bio_sectors((bio)))
+#define bio_segments(bio) ((bio)->bi_vcnt - (bio)->bi_iter.bi_idx)
+#define bio_sectors(bio) ((bio)->bi_iter.bi_size >> 9)
+#define bio_end_sector(bio) ((bio)->bi_iter.bi_sector + bio_sectors((bio)))
static inline unsigned int bio_cur_bytes(struct bio *bio)
{
if (bio->bi_vcnt)
return bio_iovec(bio)->bv_len;
else /* dataless requests such as discard */
- return bio->bi_size;
+ return bio->bi_iter.bi_size;
}
static inline void *bio_data(struct bio *bio)
@@ -108,7 +108,7 @@ static inline void *bio_data(struct bio *bio)
*/
#define __BVEC_END(bio) bio_iovec_idx((bio), (bio)->bi_vcnt - 1)
-#define __BVEC_START(bio) bio_iovec_idx((bio), (bio)->bi_idx)
+#define __BVEC_START(bio) bio_iovec_idx((bio), (bio)->bi_iter.bi_idx)
/* Default implementation of BIOVEC_PHYS_MERGEABLE */
#define __BIOVEC_PHYS_MERGEABLE(vec1, vec2) \
@@ -150,7 +150,7 @@ static inline void *bio_data(struct bio *bio)
i++)
#define bio_for_each_segment(bvl, bio, i) \
- for (i = (bio)->bi_idx; \
+ for (i = (bio)->bi_iter.bi_idx; \
bvl = bio_iovec_idx((bio), (i)), i < (bio)->bi_vcnt; \
i++)
@@ -365,7 +365,7 @@ static inline char *__bio_kmap_irq(struct bio *bio, unsigned short idx,
#define __bio_kunmap_irq(buf, flags) bvec_kunmap_irq(buf, flags)
#define bio_kmap_irq(bio, flags) \
- __bio_kmap_irq((bio), (bio)->bi_idx, (flags))
+ __bio_kmap_irq((bio), (bio)->bi_iter.bi_idx, (flags))
#define bio_kunmap_irq(buf,flags) __bio_kunmap_irq(buf, flags)
/*
diff --git a/include/linux/blk_types.h b/include/linux/blk_types.h
index 238ef0e..29b5b84 100644
--- a/include/linux/blk_types.h
+++ b/include/linux/blk_types.h
@@ -28,13 +28,19 @@ struct bio_vec {
unsigned int bv_offset;
};
+struct bvec_iter {
+ sector_t bi_sector; /* device address in 512 byte
+ sectors */
+ unsigned int bi_size; /* residual I/O count */
+
+ unsigned int bi_idx; /* current index into bvl_vec */
+};
+
/*
* main unit of I/O for the block layer and lower layers (ie drivers and
* stacking drivers)
*/
struct bio {
- sector_t bi_sector; /* device address in 512 byte
- sectors */
struct bio *bi_next; /* request queue link */
struct block_device *bi_bdev;
unsigned long bi_flags; /* status, command, etc */
@@ -42,16 +48,13 @@ struct bio {
* top bits priority
*/
- unsigned short bi_vcnt; /* how many bio_vec's */
- unsigned short bi_idx; /* current index into bvl_vec */
+ struct bvec_iter bi_iter;
/* Number of segments in this BIO after
* physical address coalescing is performed.
*/
unsigned int bi_phys_segments;
- unsigned int bi_size; /* residual I/O count */
-
/*
* To keep track of the max segment size, we account for the
* sizes of the first and last mergeable segments in this bio.
@@ -74,11 +77,13 @@ struct bio {
struct bio_integrity_payload *bi_integrity; /* data integrity */
#endif
+ unsigned short bi_vcnt; /* how many bio_vec's */
+
/*
* Everything starting with bi_max_vecs will be preserved by bio_reset()
*/
- unsigned int bi_max_vecs; /* max bvl_vecs we can hold */
+ unsigned short bi_max_vecs; /* max bvl_vecs we can hold */
atomic_t bi_cnt; /* pin count */
diff --git a/include/trace/events/bcache.h b/include/trace/events/bcache.h
index e2b9576..095c6e4 100644
--- a/include/trace/events/bcache.h
+++ b/include/trace/events/bcache.h
@@ -24,10 +24,10 @@ DECLARE_EVENT_CLASS(bcache_request,
__entry->dev = bio->bi_bdev->bd_dev;
__entry->orig_major = d->disk->major;
__entry->orig_minor = d->disk->first_minor;
- __entry->sector = bio->bi_sector;
- __entry->orig_sector = bio->bi_sector - 16;
- __entry->nr_sector = bio->bi_size >> 9;
- blk_fill_rwbs(__entry->rwbs, bio->bi_rw, bio->bi_size);
+ __entry->sector = bio->bi_iter.bi_sector;
+ __entry->orig_sector = bio->bi_iter.bi_sector - 16;
+ __entry->nr_sector = bio->bi_iter.bi_size >> 9;
+ blk_fill_rwbs(__entry->rwbs, bio->bi_rw, bio->bi_iter.bi_size);
),
TP_printk("%d,%d %s %llu + %u (from %d,%d @ %llu)",
@@ -99,9 +99,9 @@ DECLARE_EVENT_CLASS(bcache_bio,
TP_fast_assign(
__entry->dev = bio->bi_bdev->bd_dev;
- __entry->sector = bio->bi_sector;
- __entry->nr_sector = bio->bi_size >> 9;
- blk_fill_rwbs(__entry->rwbs, bio->bi_rw, bio->bi_size);
+ __entry->sector = bio->bi_iter.bi_sector;
+ __entry->nr_sector = bio->bi_iter.bi_size >> 9;
+ blk_fill_rwbs(__entry->rwbs, bio->bi_rw, bio->bi_iter.bi_size);
),
TP_printk("%d,%d %s %llu + %u",
@@ -134,9 +134,9 @@ TRACE_EVENT(bcache_read,
TP_fast_assign(
__entry->dev = bio->bi_bdev->bd_dev;
- __entry->sector = bio->bi_sector;
- __entry->nr_sector = bio->bi_size >> 9;
- blk_fill_rwbs(__entry->rwbs, bio->bi_rw, bio->bi_size);
+ __entry->sector = bio->bi_iter.bi_sector;
+ __entry->nr_sector = bio->bi_iter.bi_size >> 9;
+ blk_fill_rwbs(__entry->rwbs, bio->bi_rw, bio->bi_iter.bi_size);
__entry->cache_hit = hit;
__entry->bypass = bypass;
),
@@ -162,9 +162,9 @@ TRACE_EVENT(bcache_write,
TP_fast_assign(
__entry->dev = bio->bi_bdev->bd_dev;
- __entry->sector = bio->bi_sector;
- __entry->nr_sector = bio->bi_size >> 9;
- blk_fill_rwbs(__entry->rwbs, bio->bi_rw, bio->bi_size);
+ __entry->sector = bio->bi_iter.bi_sector;
+ __entry->nr_sector = bio->bi_iter.bi_size >> 9;
+ blk_fill_rwbs(__entry->rwbs, bio->bi_rw, bio->bi_iter.bi_size);
__entry->writeback = writeback;
__entry->bypass = bypass;
),
diff --git a/include/trace/events/block.h b/include/trace/events/block.h
index 4c2301d..e76ae19 100644
--- a/include/trace/events/block.h
+++ b/include/trace/events/block.h
@@ -243,9 +243,9 @@ TRACE_EVENT(block_bio_bounce,
TP_fast_assign(
__entry->dev = bio->bi_bdev ?
bio->bi_bdev->bd_dev : 0;
- __entry->sector = bio->bi_sector;
+ __entry->sector = bio->bi_iter.bi_sector;
__entry->nr_sector = bio_sectors(bio);
- blk_fill_rwbs(__entry->rwbs, bio->bi_rw, bio->bi_size);
+ blk_fill_rwbs(__entry->rwbs, bio->bi_rw, bio->bi_iter.bi_size);
memcpy(__entry->comm, current->comm, TASK_COMM_LEN);
),
@@ -280,10 +280,10 @@ TRACE_EVENT(block_bio_complete,
TP_fast_assign(
__entry->dev = bio->bi_bdev->bd_dev;
- __entry->sector = bio->bi_sector;
+ __entry->sector = bio->bi_iter.bi_sector;
__entry->nr_sector = bio_sectors(bio);
__entry->error = error;
- blk_fill_rwbs(__entry->rwbs, bio->bi_rw, bio->bi_size);
+ blk_fill_rwbs(__entry->rwbs, bio->bi_rw, bio->bi_iter.bi_size);
),
TP_printk("%d,%d %s %llu + %u [%d]",
@@ -308,9 +308,9 @@ DECLARE_EVENT_CLASS(block_bio_merge,
TP_fast_assign(
__entry->dev = bio->bi_bdev->bd_dev;
- __entry->sector = bio->bi_sector;
+ __entry->sector = bio->bi_iter.bi_sector;
__entry->nr_sector = bio_sectors(bio);
- blk_fill_rwbs(__entry->rwbs, bio->bi_rw, bio->bi_size);
+ blk_fill_rwbs(__entry->rwbs, bio->bi_rw, bio->bi_iter.bi_size);
memcpy(__entry->comm, current->comm, TASK_COMM_LEN);
),
@@ -375,9 +375,9 @@ TRACE_EVENT(block_bio_queue,
TP_fast_assign(
__entry->dev = bio->bi_bdev->bd_dev;
- __entry->sector = bio->bi_sector;
+ __entry->sector = bio->bi_iter.bi_sector;
__entry->nr_sector = bio_sectors(bio);
- blk_fill_rwbs(__entry->rwbs, bio->bi_rw, bio->bi_size);
+ blk_fill_rwbs(__entry->rwbs, bio->bi_rw, bio->bi_iter.bi_size);
memcpy(__entry->comm, current->comm, TASK_COMM_LEN);
),
@@ -403,7 +403,7 @@ DECLARE_EVENT_CLASS(block_get_rq,
TP_fast_assign(
__entry->dev = bio ? bio->bi_bdev->bd_dev : 0;
- __entry->sector = bio ? bio->bi_sector : 0;
+ __entry->sector = bio ? bio->bi_iter.bi_sector : 0;
__entry->nr_sector = bio ? bio_sectors(bio) : 0;
blk_fill_rwbs(__entry->rwbs,
bio ? bio->bi_rw : 0, __entry->nr_sector);
@@ -538,9 +538,9 @@ TRACE_EVENT(block_split,
TP_fast_assign(
__entry->dev = bio->bi_bdev->bd_dev;
- __entry->sector = bio->bi_sector;
+ __entry->sector = bio->bi_iter.bi_sector;
__entry->new_sector = new_sector;
- blk_fill_rwbs(__entry->rwbs, bio->bi_rw, bio->bi_size);
+ blk_fill_rwbs(__entry->rwbs, bio->bi_rw, bio->bi_iter.bi_size);
memcpy(__entry->comm, current->comm, TASK_COMM_LEN);
),
@@ -579,11 +579,11 @@ TRACE_EVENT(block_bio_remap,
TP_fast_assign(
__entry->dev = bio->bi_bdev->bd_dev;
- __entry->sector = bio->bi_sector;
+ __entry->sector = bio->bi_iter.bi_sector;
__entry->nr_sector = bio_sectors(bio);
__entry->old_dev = dev;
__entry->old_sector = from;
- blk_fill_rwbs(__entry->rwbs, bio->bi_rw, bio->bi_size);
+ blk_fill_rwbs(__entry->rwbs, bio->bi_rw, bio->bi_iter.bi_size);
),
TP_printk("%d,%d %s %llu + %u <- (%d,%d) %llu",
diff --git a/include/trace/events/f2fs.h b/include/trace/events/f2fs.h
index e0dc355..bd3ee4f 100644
--- a/include/trace/events/f2fs.h
+++ b/include/trace/events/f2fs.h
@@ -616,8 +616,8 @@ TRACE_EVENT(f2fs_do_submit_bio,
__entry->dev = sb->s_dev;
__entry->btype = btype;
__entry->sync = sync;
- __entry->sector = bio->bi_sector;
- __entry->size = bio->bi_size;
+ __entry->sector = bio->bi_iter.bi_sector;
+ __entry->size = bio->bi_iter.bi_size;
),
TP_printk("dev = (%d,%d), type = %s, io = %s, sector = %lld, size = %u",
diff --git a/kernel/power/block_io.c b/kernel/power/block_io.c
index d09dd10..9a58bc2 100644
--- a/kernel/power/block_io.c
+++ b/kernel/power/block_io.c
@@ -32,7 +32,7 @@ static int submit(int rw, struct block_device *bdev, sector_t sector,
struct bio *bio;
bio = bio_alloc(__GFP_WAIT | __GFP_HIGH, 1);
- bio->bi_sector = sector;
+ bio->bi_iter.bi_sector = sector;
bio->bi_bdev = bdev;
bio->bi_end_io = end_swap_bio_read;
diff --git a/kernel/trace/blktrace.c b/kernel/trace/blktrace.c
index f785aef..b418cb0 100644
--- a/kernel/trace/blktrace.c
+++ b/kernel/trace/blktrace.c
@@ -781,8 +781,8 @@ static void blk_add_trace_bio(struct request_queue *q, struct bio *bio,
if (!error && !bio_flagged(bio, BIO_UPTODATE))
error = EIO;
- __blk_add_trace(bt, bio->bi_sector, bio->bi_size, bio->bi_rw, what,
- error, 0, NULL);
+ __blk_add_trace(bt, bio->bi_iter.bi_sector, bio->bi_iter.bi_size,
+ bio->bi_rw, what, error, 0, NULL);
}
static void blk_add_trace_bio_bounce(void *ignore,
@@ -885,8 +885,9 @@ static void blk_add_trace_split(void *ignore,
if (bt) {
__be64 rpdu = cpu_to_be64(pdu);
- __blk_add_trace(bt, bio->bi_sector, bio->bi_size, bio->bi_rw,
- BLK_TA_SPLIT, !bio_flagged(bio, BIO_UPTODATE),
+ __blk_add_trace(bt, bio->bi_iter.bi_sector,
+ bio->bi_iter.bi_size, bio->bi_rw, BLK_TA_SPLIT,
+ !bio_flagged(bio, BIO_UPTODATE),
sizeof(rpdu), &rpdu);
}
}
@@ -918,9 +919,9 @@ static void blk_add_trace_bio_remap(void *ignore,
r.device_to = cpu_to_be32(bio->bi_bdev->bd_dev);
r.sector_from = cpu_to_be64(from);
- __blk_add_trace(bt, bio->bi_sector, bio->bi_size, bio->bi_rw,
- BLK_TA_REMAP, !bio_flagged(bio, BIO_UPTODATE),
- sizeof(r), &r);
+ __blk_add_trace(bt, bio->bi_iter.bi_sector, bio->bi_iter.bi_size,
+ bio->bi_rw, BLK_TA_REMAP,
+ !bio_flagged(bio, BIO_UPTODATE), sizeof(r), &r);
}
/**
diff --git a/mm/page_io.c b/mm/page_io.c
index 8c79a47..f14eded 100644
--- a/mm/page_io.c
+++ b/mm/page_io.c
@@ -31,13 +31,13 @@ static struct bio *get_swap_bio(gfp_t gfp_flags,
bio = bio_alloc(gfp_flags, 1);
if (bio) {
- bio->bi_sector = map_swap_page(page, &bio->bi_bdev);
- bio->bi_sector <<= PAGE_SHIFT - 9;
+ bio->bi_iter.bi_sector = map_swap_page(page, &bio->bi_bdev);
+ bio->bi_iter.bi_sector <<= PAGE_SHIFT - 9;
bio->bi_io_vec[0].bv_page = page;
bio->bi_io_vec[0].bv_len = PAGE_SIZE;
bio->bi_io_vec[0].bv_offset = 0;
bio->bi_vcnt = 1;
- bio->bi_size = PAGE_SIZE;
+ bio->bi_iter.bi_size = PAGE_SIZE;
bio->bi_end_io = end_io;
}
return bio;
@@ -62,7 +62,7 @@ void end_swap_bio_write(struct bio *bio, int err)
printk(KERN_ALERT "Write-error on swap-device (%u:%u:%Lu)\n",
imajor(bio->bi_bdev->bd_inode),
iminor(bio->bi_bdev->bd_inode),
- (unsigned long long)bio->bi_sector);
+ (unsigned long long)bio->bi_iter.bi_sector);
ClearPageReclaim(page);
}
end_page_writeback(page);
@@ -80,7 +80,7 @@ void end_swap_bio_read(struct bio *bio, int err)
printk(KERN_ALERT "Read-error on swap-device (%u:%u:%Lu)\n",
imajor(bio->bi_bdev->bd_inode),
iminor(bio->bi_bdev->bd_inode),
- (unsigned long long)bio->bi_sector);
+ (unsigned long long)bio->bi_iter.bi_sector);
goto out;
}
--
1.8.4.4
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