diff options
Diffstat (limited to 'block/blk-cgroup.h')
| -rw-r--r-- | block/blk-cgroup.h | 15 |
1 files changed, 7 insertions, 8 deletions
diff --git a/block/blk-cgroup.h b/block/blk-cgroup.h index 83ce5fa0a604..6e8ee86a2870 100644 --- a/block/blk-cgroup.h +++ b/block/blk-cgroup.h @@ -178,13 +178,11 @@ struct blkg_policy_data { struct blkio_group { /* Pointer to the associated request_queue, RCU protected */ struct request_queue __rcu *q; - struct list_head q_node[BLKIO_NR_POLICIES]; + struct list_head q_node; struct hlist_node blkcg_node; struct blkio_cgroup *blkcg; /* Store cgroup path */ char path[128]; - /* policy which owns this blk group */ - enum blkio_policy_id plid; /* reference count */ int refcnt; @@ -230,8 +228,9 @@ extern void blkcg_exit_queue(struct request_queue *q); /* Blkio controller policy registration */ extern void blkio_policy_register(struct blkio_policy_type *); extern void blkio_policy_unregister(struct blkio_policy_type *); -extern void blkg_destroy_all(struct request_queue *q, - enum blkio_policy_id plid, bool destroy_root); +extern void blkg_destroy_all(struct request_queue *q, bool destroy_root); +extern void update_root_blkg_pd(struct request_queue *q, + enum blkio_policy_id plid); /** * blkg_to_pdata - get policy private data @@ -313,8 +312,9 @@ static inline void blkcg_exit_queue(struct request_queue *q) { } static inline void blkio_policy_register(struct blkio_policy_type *blkiop) { } static inline void blkio_policy_unregister(struct blkio_policy_type *blkiop) { } static inline void blkg_destroy_all(struct request_queue *q, - enum blkio_policy_id plid, bool destory_root) { } +static inline void update_root_blkg_pd(struct request_queue *q, + enum blkio_policy_id plid) { } static inline void *blkg_to_pdata(struct blkio_group *blkg, struct blkio_policy_type *pol) { return NULL; } @@ -382,8 +382,7 @@ extern struct blkio_cgroup *cgroup_to_blkio_cgroup(struct cgroup *cgroup); extern struct blkio_cgroup *task_blkio_cgroup(struct task_struct *tsk); extern int blkiocg_del_blkio_group(struct blkio_group *blkg); extern struct blkio_group *blkg_lookup(struct blkio_cgroup *blkcg, - struct request_queue *q, - enum blkio_policy_id plid); + struct request_queue *q); struct blkio_group *blkg_lookup_create(struct blkio_cgroup *blkcg, struct request_queue *q, enum blkio_policy_id plid, |