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| author | Keith Busch <keith.busch@intel.com> | 2018-11-26 19:54:30 +0300 |
|---|---|---|
| committer | Jens Axboe <axboe@kernel.dk> | 2018-11-26 20:34:27 +0300 |
| commit | af78ff7c6e66832afcdf5418f67b11c409f9e7a1 (patch) | |
| tree | 22b7a66b3c246d2793180f31ffa062f6cea74e37 /Documentation | |
| parent | f1342709d18af97b0e71449d5696b8873d1a456c (diff) | |
| download | linux-af78ff7c6e66832afcdf5418f67b11c409f9e7a1.tar.xz | |
blk-mq: Simplify request completion state
There are no more users relying on blk-mq request states to prevent
double completions, so replace the relatively expensive cmpxchg operation
with WRITE_ONCE.
Reviewed-by: Christoph Hellwig <hch@lst.de>
Signed-off-by: Keith Busch <keith.busch@intel.com>
Signed-off-by: Jens Axboe <axboe@kernel.dk>
Diffstat (limited to 'Documentation')
0 files changed, 0 insertions, 0 deletions