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| author | Tian Lan <[email protected]> | 2023-05-22 21:05:55 +0000 |
|---|---|---|
| committer | Jens Axboe <[email protected]> | 2023-05-23 17:10:16 +0000 |
| commit | 3e94d54e83cafd2b562bb6d15bb2f72d76200fb5 (patch) | |
| tree | 009ea8592672b715e904ad71645eaf25f2150f84 /net/nsh/nsh.c | |
| parent | blk-wbt: fix that wbt can't be disabled by default (diff) | |
| download | kernel-3e94d54e83cafd2b562bb6d15bb2f72d76200fb5.tar.gz kernel-3e94d54e83cafd2b562bb6d15bb2f72d76200fb5.zip | |
blk-mq: fix race condition in active queue accounting
If multiple CPUs are sharing the same hardware queue, it can
cause leak in the active queue counter tracking when __blk_mq_tag_busy()
is executed simultaneously.
Fixes: ee78ec1077d3 ("blk-mq: blk_mq_tag_busy is no need to return a value")
Signed-off-by: Tian Lan <[email protected]>
Reviewed-by: Ming Lei <[email protected]>
Reviewed-by: Damien Le Moal <[email protected]>
Reviewed-by: John Garry <[email protected]>
Link: https://lore.kernel.org/r/[email protected]
Signed-off-by: Jens Axboe <[email protected]>
Diffstat (limited to 'net/nsh/nsh.c')
0 files changed, 0 insertions, 0 deletions