Messages in this thread Patch in this message | | | From | Tejun Heo <> | Subject | [PATCH 1/7] blkcg: remove unnecessary request_list->blkg NULL test in blk_put_rl() | Date | Tue, 23 Jun 2015 22:44:07 -0400 |
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Since ec13b1d6f0a0 ("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> --- include/linux/blk-cgroup.h | 3 +-- 1 file changed, 1 insertion(+), 2 deletions(-)
diff --git a/include/linux/blk-cgroup.h b/include/linux/blk-cgroup.h index 07a32b8..50d1009 100644 --- a/include/linux/blk-cgroup.h +++ b/include/linux/blk-cgroup.h @@ -378,8 +378,7 @@ 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); } -- 2.4.3
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