diff options
| -rw-r--r-- | mm/memcontrol.c | 8 |
1 files changed, 8 insertions, 0 deletions
diff --git a/mm/memcontrol.c b/mm/memcontrol.c index 904e9a9c223d..14cb6142ec4c 100644 --- a/mm/memcontrol.c +++ b/mm/memcontrol.c @@ -895,6 +895,13 @@ mem_cgroup_create(struct cgroup_subsys *ss, struct cgroup *cont) return &mem->css; } +static void mem_cgroup_pre_destroy(struct cgroup_subsys *ss, + struct cgroup *cont) +{ + struct mem_cgroup *mem = mem_cgroup_from_cont(cont); + mem_cgroup_force_empty(mem); +} + static void mem_cgroup_destroy(struct cgroup_subsys *ss, struct cgroup *cont) { @@ -946,6 +953,7 @@ struct cgroup_subsys mem_cgroup_subsys = { .name = "memory", .subsys_id = mem_cgroup_subsys_id, .create = mem_cgroup_create, + .pre_destroy = mem_cgroup_pre_destroy, .destroy = mem_cgroup_destroy, .populate = mem_cgroup_populate, .attach = mem_cgroup_move_task, |