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-rw-r--r--mm/memcontrol.c6
1 files changed, 4 insertions, 2 deletions
diff --git a/mm/memcontrol.c b/mm/memcontrol.c
index 5579e762b1ce..0739d4129a93 100644
--- a/mm/memcontrol.c
+++ b/mm/memcontrol.c
@@ -4681,7 +4681,8 @@ static unsigned long mem_cgroup_count_precharge(struct mm_struct *mm)
.mm = mm,
};
down_read(&mm->mmap_sem);
- walk_page_range(0, ~0UL, &mem_cgroup_count_precharge_walk);
+ walk_page_range(0, mm->highest_vm_end,
+ &mem_cgroup_count_precharge_walk);
up_read(&mm->mmap_sem);
precharge = mc.precharge;
@@ -4969,7 +4970,8 @@ retry:
* When we have consumed all precharges and failed in doing
* additional charge, the page walk just aborts.
*/
- walk_page_range(0, ~0UL, &mem_cgroup_move_charge_walk);
+ walk_page_range(0, mc.mm->highest_vm_end, &mem_cgroup_move_charge_walk);
+
up_read(&mc.mm->mmap_sem);
atomic_dec(&mc.from->moving_account);
}