diff options
| author | Hongyu Jin <hongyu.jin@unisoc.com> | 2024-01-24 13:35:53 +0800 |
|---|---|---|
| committer | Sasha Levin <sashal@kernel.org> | 2024-03-26 18:20:13 -0400 |
| commit | 5cfcea64883486d79c695afdc502e32eb1b71587 (patch) | |
| tree | d62fe144a68476066a5211372590837c5118622e /include/linux | |
| parent | b6dfcdbc80371e19c17246c56ff019227cbed7b7 (diff) | |
dm io: Support IO priority
[ Upstream commit 6e5f0f6383b4896c7e9b943d84b136149d0f45e9 ]
Some IO will dispatch from kworker with different io_context settings
than the submitting task, we may need to specify a priority to avoid
losing priority.
Add IO priority parameter to dm_io() and update all callers.
Co-developed-by: Yibin Ding <yibin.ding@unisoc.com>
Signed-off-by: Yibin Ding <yibin.ding@unisoc.com>
Signed-off-by: Hongyu Jin <hongyu.jin@unisoc.com>
Reviewed-by: Eric Biggers <ebiggers@google.com>
Reviewed-by: Mikulas Patocka <mpatocka@redhat.com>
Signed-off-by: Mike Snitzer <snitzer@kernel.org>
Stable-dep-of: b4d78cfeb304 ("dm-integrity: align the outgoing bio in integrity_recheck")
Signed-off-by: Sasha Levin <sashal@kernel.org>
Diffstat (limited to 'include/linux')
| -rw-r--r-- | include/linux/dm-io.h | 3 |
1 files changed, 2 insertions, 1 deletions
diff --git a/include/linux/dm-io.h b/include/linux/dm-io.h index 7595142f3fc5..7b2968612b7e 100644 --- a/include/linux/dm-io.h +++ b/include/linux/dm-io.h @@ -80,7 +80,8 @@ void dm_io_client_destroy(struct dm_io_client *client); * error occurred doing io to the corresponding region. */ int dm_io(struct dm_io_request *io_req, unsigned int num_regions, - struct dm_io_region *region, unsigned int long *sync_error_bits); + struct dm_io_region *region, unsigned int long *sync_error_bits, + unsigned short ioprio); #endif /* __KERNEL__ */ #endif /* _LINUX_DM_IO_H */ |