Commit 401efbf8 authored Aug 18, 2015 by Tejun Heo Committed by Jens Axboe Aug 18, 2015

blkcg: remove unnecessary request_list->blkg NULL test in blk_put_rl()



Since ec13b1d6 ("blkcg: always create the blkcg_gq for the root
blkcg"), a request_list always has its blkg associated.  Drop
unnecessary rl->blkg NULL test from blk_put_rl().

Signed-off-by: Tejun Heo <tj@kernel.org>
Cc: Vivek Goyal <vgoyal@redhat.com>
Signed-off-by: Jens Axboe <axboe@fb.com>

parent 60a83707

include/linux/blk-cgroup.h

+1 −2

Original line number	Diff line number	Diff line
		@@ -394,8 +394,7 @@ static inline struct request_list blk_get_rl(struct request_queue q,
		*/
		static inline void blk_put_rl(struct request_list *rl)
		{
		/* root_rl may not have blkg set */
		if (rl->blkg && rl->blkg->blkcg != &blkcg_root)
		if (rl->blkg->blkcg != &blkcg_root)
		blkg_put(rl->blkg);
		}