diff --git a/include/linux/cgroup-defs.h b/include/linux/cgroup-defs.h index 1bfcfb1af352..d534b0d86298 100644 --- a/include/linux/cgroup-defs.h +++ b/include/linux/cgroup-defs.h @@ -179,7 +179,9 @@ struct cgroup_subsys_state { atomic_t online_cnt; /* percpu_ref killing and RCU release */ - struct work_struct destroy_work; + //struct work_struct destroy_work; + struct work_struct css_release_work; + struct work_struct css_killed_ref_work; struct rcu_work destroy_rwork; /* diff --git a/kernel/cgroup/cgroup.c b/kernel/cgroup/cgroup.c index adb820e98f24..216cd58b1525 100644 --- a/kernel/cgroup/cgroup.c +++ b/kernel/cgroup/cgroup.c @@ -5099,7 +5099,7 @@ static struct cftype cgroup_base_files[] = { * css_free_work_fn(). * * It is actually hairier because both step 2 and 4 require process context - * and thus involve punting to css->destroy_work adding two additional + * and thus involve punting to css->css_release_work adding two additional * steps to the already complex sequence. */ static void css_free_rwork_fn(struct work_struct *work) @@ -5154,7 +5154,7 @@ static void css_free_rwork_fn(struct work_struct *work) static void css_release_work_fn(struct work_struct *work) { struct cgroup_subsys_state *css = - container_of(work, struct cgroup_subsys_state, destroy_work); + container_of(work, struct cgroup_subsys_state, css_release_work); struct cgroup_subsys *ss = css->ss; struct cgroup *cgrp = css->cgroup; @@ -5210,8 +5210,8 @@ static void css_release(struct percpu_ref *ref) struct cgroup_subsys_state *css = container_of(ref, struct cgroup_subsys_state, refcnt); - INIT_WORK(&css->destroy_work, css_release_work_fn); - queue_work(cgroup_destroy_wq, &css->destroy_work); + INIT_WORK(&css->css_release_work, css_release_work_fn); + queue_work(cgroup_destroy_wq, &css->css_release_work); } static void init_and_link_css(struct cgroup_subsys_state *css, @@ -5546,7 +5546,7 @@ int cgroup_mkdir(struct kernfs_node *parent_kn, const char *name, umode_t mode) static void css_killed_work_fn(struct work_struct *work) { struct cgroup_subsys_state *css = - container_of(work, struct cgroup_subsys_state, destroy_work); + container_of(work, struct cgroup_subsys_state, css_killed_ref_work); mutex_lock(&cgroup_mutex); @@ -5567,8 +5567,8 @@ static void css_killed_ref_fn(struct percpu_ref *ref) container_of(ref, struct cgroup_subsys_state, refcnt); if (atomic_dec_and_test(&css->online_cnt)) { - INIT_WORK(&css->destroy_work, css_killed_work_fn); - queue_work(cgroup_destroy_wq, &css->destroy_work); + INIT_WORK(&css->css_killed_ref_work, css_killed_work_fn); + queue_work(cgroup_destroy_wq, &css->css_killed_ref_work); } }