diff options
author | Mike Snitzer <snitzer@redhat.com> | 2020-09-24 22:40:12 +0200 |
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committer | Mike Snitzer <snitzer@redhat.com> | 2020-09-29 22:33:10 +0200 |
commit | f0e90b6c663a7e3b4736cb318c6c7c589f152c28 (patch) | |
tree | da33a2e8e4e809faee9ab95293cd1611ba85b50c /drivers/md/dm-raid.c | |
parent | dm raid: fix discard limits for raid1 and raid10 (diff) | |
download | linux-f0e90b6c663a7e3b4736cb318c6c7c589f152c28.tar.xz linux-f0e90b6c663a7e3b4736cb318c6c7c589f152c28.zip |
dm raid: remove unnecessary discard limits for raid10
Commit bcc90d280465e ("md/raid10: improve raid10 discard request")
removes raid10's inability to properly handle large discards. So
eliminate associated constraint from dm-raid's raid10 support.
Signed-off-by: Mike Snitzer <snitzer@redhat.com>
Diffstat (limited to 'drivers/md/dm-raid.c')
-rw-r--r-- | drivers/md/dm-raid.c | 11 |
1 files changed, 0 insertions, 11 deletions
diff --git a/drivers/md/dm-raid.c b/drivers/md/dm-raid.c index dc8568ab96f2..9c1f7c4de65b 100644 --- a/drivers/md/dm-raid.c +++ b/drivers/md/dm-raid.c @@ -3728,17 +3728,6 @@ static void raid_io_hints(struct dm_target *ti, struct queue_limits *limits) blk_limits_io_min(limits, chunk_size_bytes); 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. - */ - 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); - } } static void raid_postsuspend(struct dm_target *ti) |