tree ad0d16a069090d085913618d74c928ef828417bc
parent d0c1b89a409fb8f55783e95effeb60d703f81061
author Coly Li <colyli@suse.de> 1533964800 +0800
committer Jens Axboe <axboe@kernel.dk> 1534024002 -0600

bcache: add the missing comments for smp_mb()/smp_wmb()

Checkpatch.pl warns there are 2 locations of smp_mb() and smp_wmb()
without code comment. This patch adds the missing code comments for
these memory barrier calls.

Signed-off-by: Coly Li <colyli@suse.de>
Reviewed-by: Shenghui Wang <shhuiw@foxmail.com>
Signed-off-by: Jens Axboe <axboe@kernel.dk>