Commit b6abdb0e authored by Li Zefan's avatar Li Zefan Committed by Linus Torvalds

cgroup: fix default notify_on_release setting

The documentation says the default value of notify_on_release of a child
cgroup is inherited from its parent, which is reasonable, but the
implementation just sets the flag disabled.
Signed-off-by: default avatarLi Zefan <lizf@cn.fujitsu.com>
Acked-by: default avatarPaul Menage <menage@google.com>
Signed-off-by: default avatarAndrew Morton <akpm@linux-foundation.org>
Signed-off-by: default avatarLinus Torvalds <torvalds@linux-foundation.org>
parent fcab59a3
...@@ -2232,7 +2232,6 @@ static long cgroup_create(struct cgroup *parent, struct dentry *dentry, ...@@ -2232,7 +2232,6 @@ static long cgroup_create(struct cgroup *parent, struct dentry *dentry,
mutex_lock(&cgroup_mutex); mutex_lock(&cgroup_mutex);
cgrp->flags = 0;
INIT_LIST_HEAD(&cgrp->sibling); INIT_LIST_HEAD(&cgrp->sibling);
INIT_LIST_HEAD(&cgrp->children); INIT_LIST_HEAD(&cgrp->children);
INIT_LIST_HEAD(&cgrp->css_sets); INIT_LIST_HEAD(&cgrp->css_sets);
...@@ -2242,6 +2241,9 @@ static long cgroup_create(struct cgroup *parent, struct dentry *dentry, ...@@ -2242,6 +2241,9 @@ static long cgroup_create(struct cgroup *parent, struct dentry *dentry,
cgrp->root = parent->root; cgrp->root = parent->root;
cgrp->top_cgroup = parent->top_cgroup; cgrp->top_cgroup = parent->top_cgroup;
if (notify_on_release(parent))
set_bit(CGRP_NOTIFY_ON_RELEASE, &cgrp->flags);
for_each_subsys(root, ss) { for_each_subsys(root, ss) {
struct cgroup_subsys_state *css = ss->create(ss, cgrp); struct cgroup_subsys_state *css = ss->create(ss, cgrp);
if (IS_ERR(css)) { if (IS_ERR(css)) {
......
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