diff options
Diffstat (limited to 'mm/memcontrol.c')
| -rw-r--r-- | mm/memcontrol.c | 10 |
1 files changed, 10 insertions, 0 deletions
diff --git a/mm/memcontrol.c b/mm/memcontrol.c index f6cdbf755ed3..2fadd4896a14 100644 --- a/mm/memcontrol.c +++ b/mm/memcontrol.c @@ -170,6 +170,16 @@ static void __mem_cgroup_move_lists(struct page_cgroup *pc, bool active) list_move(&pc->lru, &pc->mem_cgroup->inactive_list); } +int task_in_mem_cgroup(struct task_struct *task, const struct mem_cgroup *mem) +{ + int ret; + + task_lock(task); + ret = task->mm && mm_cgroup(task->mm) == mem; + task_unlock(task); + return ret; +} + /* * This routine assumes that the appropriate zone's lru lock is already held */ |