memcgroup: remove a useless VM_BUG_ON()

[linux-2.6-microblaze.git] / mm / memcontrol.c

diff --git a/mm/memcontrol.c b/mm/memcontrol.c
index 5c2c702..bb4d7ac 100644 (file)
--- a/mm/memcontrol.c
+++ b/mm/memcontrol.c
@@ -399,7 +399,7 @@ 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;
+       ret = task->mm && vm_match_cgroup(task->mm, mem);
        task_unlock(task);
        return ret;
 }
@@ -534,7 +534,6 @@ unsigned long mem_cgroup_isolate_pages(unsigned long nr_to_scan,
                if (scan >= nr_to_scan)
                        break;
                page = pc->page;
-               VM_BUG_ON(!pc);
 
                if (unlikely(!PageLRU(page)))
                        continue;