Skip to content
Commit 587562d0 authored by Ilya Dryomov's avatar Ilya Dryomov Committed by Jens Axboe
Browse files

blk-mq: I/O and timer unplugs are inverted in blktrace



trace_block_unplug() takes true for explicit unplugs and false for
implicit unplugs.  schedule() unplugs are implicit and should be
reported as timer unplugs.  While correct in the legacy code, this has
been inverted in blk-mq since 4.11.

Cc: stable@vger.kernel.org
Fixes: bd166ef1 ("blk-mq-sched: add framework for MQ capable IO schedulers")
Reviewed-by: default avatarOmar Sandoval <osandov@fb.com>
Signed-off-by: default avatarIlya Dryomov <idryomov@gmail.com>
Signed-off-by: default avatarJens Axboe <axboe@kernel.dk>
parent 0f843e65
0% or .
You are about to add 0 people to the discussion. Proceed with caution.
Finish editing this message first!
Please register or to comment