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authorKeith Busch <kbusch@kernel.org>2026-03-25 12:36:08 -0700
committerMikulas Patocka <mpatocka@redhat.com>2026-03-27 22:19:17 +0100
commit33eded29319d41fcba5d0257b126a48b449aad47 (patch)
treefbe0cb9ebb96782c55c56172636d6a2c2b66a844 /drivers/md/dm-writecache.c
parentcbc1532d2b0ec2a842bd459f01b590bbf16b7443 (diff)
downloadlinux-next-33eded29319d41fcba5d0257b126a48b449aad47.tar.gz
linux-next-33eded29319d41fcba5d0257b126a48b449aad47.zip
dm: provide helper to set stacked limits
There are multiple device mappers that set up their stacking limits exactly the same for the logical, physical and minimum IO queue limits. Provide a helper for it. Signed-off-by: Keith Busch <kbusch@kernel.org> Signed-off-by: Mikulas Patocka <mpatocka@redhat.com>
Diffstat (limited to 'drivers/md/dm-writecache.c')
-rw-r--r--drivers/md/dm-writecache.c10
1 files changed, 1 insertions, 9 deletions
diff --git a/drivers/md/dm-writecache.c b/drivers/md/dm-writecache.c
index 98bd945f6da7..493f5202ad04 100644
--- a/drivers/md/dm-writecache.c
+++ b/drivers/md/dm-writecache.c
@@ -1640,17 +1640,9 @@ static void writecache_io_hints(struct dm_target *ti, struct queue_limits *limit
{
struct dm_writecache *wc = ti->private;
- if (limits->logical_block_size < wc->block_size)
- limits->logical_block_size = wc->block_size;
-
- if (limits->physical_block_size < wc->block_size)
- limits->physical_block_size = wc->block_size;
-
- if (limits->io_min < wc->block_size)
- limits->io_min = wc->block_size;
+ dm_stack_bs_limits(limits, wc->block_size);
}
-
static void writecache_writeback_endio(struct bio *bio)
{
struct writeback_struct *wb = container_of(bio, struct writeback_struct, bio);