From b3ff8a2f9569fb41b9cf8902897d787a33bac84f Mon Sep 17 00:00:00 2001 From: Hugh Dickins Date: Sun, 12 Jan 2014 20:23:27 -0800 Subject: [PATCH] cgroup: remove stray references to css_id Trivial: remove the few stray references to css_id, which itself was removed in v3.13's 2ff2a7d03bbe "cgroup: kill css_id". Signed-off-by: Hugh Dickins Signed-off-by: Tejun Heo --- drivers/md/bcache/request.c | 1 - include/linux/cgroup.h | 3 --- mm/page_cgroup.c | 2 +- 3 files changed, 1 insertion(+), 5 deletions(-) diff --git a/drivers/md/bcache/request.c b/drivers/md/bcache/request.c index fbcc851ed5a5..61bcfc21d2a0 100644 --- a/drivers/md/bcache/request.c +++ b/drivers/md/bcache/request.c @@ -163,7 +163,6 @@ static struct cgroup_subsys_state *bcachecg_create(struct cgroup *cgroup) static void bcachecg_destroy(struct cgroup *cgroup) { struct bch_cgroup *cg = cgroup_to_bcache(cgroup); - free_css_id(&bcache_subsys, &cg->css); kfree(cg); } diff --git a/include/linux/cgroup.h b/include/linux/cgroup.h index cfaf416492dd..5c097596104b 100644 --- a/include/linux/cgroup.h +++ b/include/linux/cgroup.h @@ -29,7 +29,6 @@ struct cgroupfs_root; struct cgroup_subsys; struct inode; struct cgroup; -struct css_id; extern int cgroup_init_early(void); extern int cgroup_init(void); @@ -79,8 +78,6 @@ struct cgroup_subsys_state { struct cgroup_subsys_state *parent; unsigned long flags; - /* ID for this css, if possible */ - struct css_id __rcu *id; /* percpu_ref killing and RCU release */ struct rcu_head rcu_head; diff --git a/mm/page_cgroup.c b/mm/page_cgroup.c index 6d757e3a872a..3bd0b8e6ab12 100644 --- a/mm/page_cgroup.c +++ b/mm/page_cgroup.c @@ -451,7 +451,7 @@ unsigned short swap_cgroup_record(swp_entry_t ent, unsigned short id) * lookup_swap_cgroup_id - lookup mem_cgroup id tied to swap entry * @ent: swap entry to be looked up. * - * Returns CSS ID of mem_cgroup at success. 0 at failure. (0 is invalid ID) + * Returns ID of mem_cgroup at success. 0 at failure. (0 is invalid ID) */ unsigned short lookup_swap_cgroup_id(swp_entry_t ent) {