mm/memcontrol: Stop using mm->highest_vm_end

Signed-off-by: Liam R. Howlett <Liam.Howlett@Oracle.com>

diff --git a/mm/memcontrol.c b/mm/memcontrol.c
index 64ada9e650a51e1c1d81761897e75db67564fbed..0272c9466502c208377deb37d5a6fc0e33c8a678 100644 (file)
--- a/mm/memcontrol.c
+++ b/mm/memcontrol.c
@@ -5666,7 +5666,7 @@ static unsigned long mem_cgroup_count_precharge(struct mm_struct *mm)
        unsigned long precharge;
 
        mmap_read_lock(mm);
-       walk_page_range(mm, 0, mm->highest_vm_end, &precharge_walk_ops, NULL);
+       walk_page_range(mm, 0, -1, &precharge_walk_ops, NULL);
        mmap_read_unlock(mm);
 
        precharge = mc.precharge;
@@ -5964,9 +5964,7 @@ retry:
         * When we have consumed all precharges and failed in doing
         * additional charge, the page walk just aborts.
         */
-       walk_page_range(mc.mm, 0, mc.mm->highest_vm_end, &charge_walk_ops,
-                       NULL);
-
+       walk_page_range(mc.mm, 0, -1, &charge_walk_ops, NULL);
        mmap_read_unlock(mc.mm);
        atomic_dec(&mc.from->moving_account);
 }