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(parent: 80aa294) | patch
blk-mq: bitmap tag: remove barrier in bt_clear_tag()
authorMing Lei <tom.leiming@gmail.com>
Sat, 10 May 2014 17:01:49 +0000 (01:01 +0800)
committerJens Axboe <axboe@fb.com>
Mon, 30 Mar 2015 18:54:47 +0000 (12:54 -0600)
commitd5d54e3af3007ef5a8586b9f4c73f2c891a37166
treedbb805ca3b72cb77ae7c05db67e04a9b4ee7cfc8tree
parent80aa294c26169d0144773e5dd6448fde1a51ee86commit | diff
blk-mq: bitmap tag: remove barrier in bt_clear_tag()

The barrier isn't necessary because both atomic_dec_and_test()
and wake_up() implicate one barrier.

Signed-off-by: Ming Lei <tom.leiming@gmail.com>
Signed-off-by: Jens Axboe <axboe@fb.com>
block/blk-mq-tag.c diff | blob | blame | history
Linux 6.x block layer and io_uring tree(s)