memcg: fix mem_cgroup_print_bad_page

[mv-sheeva.git] / mm / memcontrol.c

diff --git a/mm/memcontrol.c b/mm/memcontrol.c
index 9f2f64697409af04bc8f9152c8c4ec689d0f0d6b..602207be985379f7e15e94ea546b8d70b0b2a7b9 100644 (file)
--- a/mm/memcontrol.c
+++ b/mm/memcontrol.c
@@ -3364,23 +3364,8 @@ void mem_cgroup_print_bad_page(struct page *page)
 
        pc = lookup_page_cgroup_used(page);
        if (pc) {
-               int ret = -1;
-               char *path;
-
-               printk(KERN_ALERT "pc:%p pc->flags:%lx pc->mem_cgroup:%p",
+               printk(KERN_ALERT "pc:%p pc->flags:%lx pc->mem_cgroup:%p\n",
                       pc, pc->flags, pc->mem_cgroup);
-
-               path = kmalloc(PATH_MAX, GFP_KERNEL);
-               if (path) {
-                       rcu_read_lock();
-                       ret = cgroup_path(pc->mem_cgroup->css.cgroup,
-                                                       path, PATH_MAX);
-                       rcu_read_unlock();
-               }
-
-               printk(KERN_CONT "(%s)\n",
-                               (ret < 0) ? "cannot get the path" : path);
-               kfree(path);
        }
 }
 #endif