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-rw-r--r--block/blk-cgroup.c15
1 files changed, 7 insertions, 8 deletions
diff --git a/block/blk-cgroup.c b/block/blk-cgroup.c
index d0b770391ad..3f6d39d23bb 100644
--- a/block/blk-cgroup.c
+++ b/block/blk-cgroup.c
@@ -600,7 +600,7 @@ struct cftype blkcg_files[] = {
};
/**
- * blkcg_pre_destroy - cgroup pre_destroy callback
+ * blkcg_css_offline - cgroup css_offline callback
* @cgroup: cgroup of interest
*
* This function is called when @cgroup is about to go away and responsible
@@ -610,7 +610,7 @@ struct cftype blkcg_files[] = {
*
* This is the blkcg counterpart of ioc_release_fn().
*/
-static int blkcg_pre_destroy(struct cgroup *cgroup)
+static void blkcg_css_offline(struct cgroup *cgroup)
{
struct blkcg *blkcg = cgroup_to_blkcg(cgroup);
@@ -632,10 +632,9 @@ static int blkcg_pre_destroy(struct cgroup *cgroup)
}
spin_unlock_irq(&blkcg->lock);
- return 0;
}
-static void blkcg_destroy(struct cgroup *cgroup)
+static void blkcg_css_free(struct cgroup *cgroup)
{
struct blkcg *blkcg = cgroup_to_blkcg(cgroup);
@@ -643,7 +642,7 @@ static void blkcg_destroy(struct cgroup *cgroup)
kfree(blkcg);
}
-static struct cgroup_subsys_state *blkcg_create(struct cgroup *cgroup)
+static struct cgroup_subsys_state *blkcg_css_alloc(struct cgroup *cgroup)
{
static atomic64_t id_seq = ATOMIC64_INIT(0);
struct blkcg *blkcg;
@@ -740,10 +739,10 @@ static int blkcg_can_attach(struct cgroup *cgrp, struct cgroup_taskset *tset)
struct cgroup_subsys blkio_subsys = {
.name = "blkio",
- .create = blkcg_create,
+ .css_alloc = blkcg_css_alloc,
+ .css_offline = blkcg_css_offline,
+ .css_free = blkcg_css_free,
.can_attach = blkcg_can_attach,
- .pre_destroy = blkcg_pre_destroy,
- .destroy = blkcg_destroy,
.subsys_id = blkio_subsys_id,
.base_cftypes = blkcg_files,
.module = THIS_MODULE,