Re: Linux 5.10.1

Greg Kroah-Hartman
2020-12-14T19:58:11Z

diff --git a/Makefile b/Makefile
index e30cf02da8b8..076d4e6b9ccc 100644
--- a/Makefile
+++ b/Makefile
@@ -1,7 +1,7 @@
# SPDX-License-Identifier: GPL-2.0
VERSION = 5
PATCHLEVEL = 10
-SUBLEVEL = 0
+SUBLEVEL = 1
EXTRAVERSION =
NAME = Kleptomaniac Octopus

diff --git a/drivers/md/dm-raid.c b/drivers/md/dm-raid.c
index dc8568ab96f2..56b723d012ac 100644
--- a/drivers/md/dm-raid.c
+++ b/drivers/md/dm-raid.c
@@ -3730,14 +3730,12 @@ static void raid_io_hints(struct dm_target *ti, struct queue_limits *limits)
blk_limits_io_opt(limits, chunk_size_bytes * mddev_data_stripes(rs));

/*
- * RAID10 personality requires bio splitting,
- * RAID0/1/4/5/6 don't and process large discard bios properly.
+ * RAID1 and RAID10 personalities require bio splitting,
+ * RAID0/4/5/6 don't and process large discard bios properly.
*/
- if (rs_is_raid10(rs)) {
- limits->discard_granularity = max(chunk_size_bytes,
- limits->discard_granularity);
- limits->max_discard_sectors = min_not_zero(rs->md.chunk_sectors,
- limits->max_discard_sectors);
+ if (rs_is_raid1(rs) || rs_is_raid10(rs)) {
+ limits->discard_granularity = chunk_size_bytes;
+ limits->max_discard_sectors = rs->md.chunk_sectors;
}
}

diff --git a/drivers/md/md.h b/drivers/md/md.h
index bb645bc3ba6d..2175a5ac4f7c 100644
--- a/drivers/md/md.h
+++ b/drivers/md/md.h
@@ -311,7 +311,7 @@ struct mddev {
int external; /* metadata is
* managed externally */
char metadata_type[17]; /* externally set*/
- unsigned int chunk_sectors;
+ int chunk_sectors;
time64_t ctime, utime;
int level, layout;
char clevel[16];
@@ -339,7 +339,7 @@ struct mddev {
*/
sector_t reshape_position;
int delta_disks, new_level, new_layout;
- unsigned int new_chunk_sectors;
+ int new_chunk_sectors;
int reshape_backwards;

struct md_thread *thread; /* management thread */