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-rw-r--r--mm/memcontrol.c19
1 files changed, 2 insertions, 17 deletions
diff --git a/mm/memcontrol.c b/mm/memcontrol.c
index b9cd57b667d..b8379008308 100644
--- a/mm/memcontrol.c
+++ b/mm/memcontrol.c
@@ -2008,25 +2008,10 @@ static void mem_cgroup_move_task(struct cgroup_subsys *ss,
struct cgroup *old_cont,
struct task_struct *p)
{
- struct mm_struct *mm;
- struct mem_cgroup *mem, *old_mem;
-
- mm = get_task_mm(p);
- if (mm == NULL)
- return;
-
- mem = mem_cgroup_from_cont(cont);
- old_mem = mem_cgroup_from_cont(old_cont);
-
/*
- * Only thread group leaders are allowed to migrate, the mm_struct is
- * in effect owned by the leader
+ * FIXME: It's better to move charges of this process from old
+ * memcg to new memcg. But it's just on TODO-List now.
*/
- if (!thread_group_leader(p))
- goto out;
-
-out:
- mmput(mm);
}
struct cgroup_subsys mem_cgroup_subsys = {