memcg: fix GPF when cgroup removal races with last exit

[linux-2.6-block.git] / mm / migrate.c

diff --git a/mm/migrate.c b/mm/migrate.c
index df141f60289eef61c7d278080e8290c3dfc717b9..1503b6b54ecbd1817e6e92968d40c404a6e90f75 100644 (file)
--- a/mm/migrate.c
+++ b/mm/migrate.c
@@ -839,8 +839,6 @@ static int unmap_and_move(new_page_t get_new_page, unsigned long private,
        if (!newpage)
                return -ENOMEM;
 
-       mem_cgroup_reset_owner(newpage);
-
        if (page_count(page) == 1) {
                /* page was freed from under us. So we are done. */
                goto out;