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authorZefan Li <lizefan@huawei.com>2014-09-18 16:06:19 +0800
committerTejun Heo <tj@kernel.org>2014-09-18 13:14:22 -0400
commit971ff49355387fef41d1327434d8939721a4eb35 (patch)
tree3488f3db1de2b97183453864f0a3c2a896ef856a /include/linux/cgroup.h
parent0c8fc2c1210556434835adfb2274f41704853e8a (diff)
downloadop-kernel-dev-971ff49355387fef41d1327434d8939721a4eb35.zip
op-kernel-dev-971ff49355387fef41d1327434d8939721a4eb35.tar.gz
cgroup: use a per-cgroup work for release agent
Instead of using a global work to schedule release agent on removable cgroups, we change to use a per-cgroup work to do this, which makes the code much simpler. v2: use a dedicated work instead of reusing css->destroy_work. (Tejun) Signed-off-by: Zefan Li <lizefan@huawei.com> Signed-off-by: Tejun Heo <tj@kernel.org>
Diffstat (limited to 'include/linux/cgroup.h')
-rw-r--r--include/linux/cgroup.h10
1 files changed, 3 insertions, 7 deletions
diff --git a/include/linux/cgroup.h b/include/linux/cgroup.h
index f7898e0..51958d0 100644
--- a/include/linux/cgroup.h
+++ b/include/linux/cgroup.h
@@ -234,13 +234,6 @@ struct cgroup {
struct list_head e_csets[CGROUP_SUBSYS_COUNT];
/*
- * Linked list running through all cgroups that can
- * potentially be reaped by the release agent. Protected by
- * release_list_lock
- */
- struct list_head release_list;
-
- /*
* list of pidlists, up to two for each namespace (one for procs, one
* for tasks); created on demand.
*/
@@ -249,6 +242,9 @@ struct cgroup {
/* used to wait for offlining of csses */
wait_queue_head_t offline_waitq;
+
+ /* used to schedule release agent */
+ struct work_struct release_agent_work;
};
#define MAX_CGROUP_ROOT_NAMELEN 64
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