diff options
| -rw-r--r-- | block/blk-cgroup.c | 17 | ||||
| -rw-r--r-- | block/blk-cgroup.h | 17 |
2 files changed, 17 insertions, 17 deletions
diff --git a/block/blk-cgroup.c b/block/blk-cgroup.c index 8e32cc494808..8da00ddc1766 100644 --- a/block/blk-cgroup.c +++ b/block/blk-cgroup.c @@ -59,6 +59,23 @@ static struct workqueue_struct *blkcg_punt_bio_wq; #define BLKG_DESTROY_BATCH_SIZE 64 +/** + * blkcg_css - find the current css + * + * Find the css associated with either the kthread or the current task. + * This may return a dying css, so it is up to the caller to use tryget logic + * to confirm it is alive and well. + */ +static struct cgroup_subsys_state *blkcg_css(void) +{ + struct cgroup_subsys_state *css; + + css = kthread_blkcg(); + if (css) + return css; + return task_css(current, io_cgrp_id); +} + static bool blkcg_policy_enabled(struct request_queue *q, const struct blkcg_policy *pol) { diff --git a/block/blk-cgroup.h b/block/blk-cgroup.h index 62ed8ed50b6e..bb670e53a1de 100644 --- a/block/blk-cgroup.h +++ b/block/blk-cgroup.h @@ -211,23 +211,6 @@ int blkg_conf_prep(struct blkcg *blkcg, const struct blkcg_policy *pol, void blkg_conf_finish(struct blkg_conf_ctx *ctx); /** - * blkcg_css - find the current css - * - * Find the css associated with either the kthread or the current task. - * This may return a dying css, so it is up to the caller to use tryget logic - * to confirm it is alive and well. - */ -static inline struct cgroup_subsys_state *blkcg_css(void) -{ - struct cgroup_subsys_state *css; - - css = kthread_blkcg(); - if (css) - return css; - return task_css(current, io_cgrp_id); -} - -/** * bio_issue_as_root_blkg - see if this bio needs to be issued as root blkg * @return: true if this bio needs to be submitted with the root blkg context. * |