[PATCH v13 55/70] mm/memcontrol: stop using mm->highest_vm_end

Liam Howlett
2022-08-22T15:09:46Z

From: "Liam R. Howlett" <Liam.Howlett@Oracle.com>

Pass through ULONG_MAX instead.

Signed-off-by: Liam R. Howlett <Liam.Howlett@Oracle.com>
---
mm/memcontrol.c | 6 ++----
1 file changed, 2 insertions(+), 4 deletions(-)

diff --git a/mm/memcontrol.c b/mm/memcontrol.c
index 4d59c6ff9435..0a6e53eae329 100644
--- a/mm/memcontrol.c
+++ b/mm/memcontrol.c
@@ -5874,7 +5874,7 @@ 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, ULONG_MAX, &precharge_walk_ops, NULL);
mmap_read_unlock(mm);

precharge = mc.precharge;
@@ -6172,9 +6172,7 @@ static void mem_cgroup_move_charge(void)
* 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, ULONG_MAX, &charge_walk_ops, NULL);
mmap_read_unlock(mc.mm);
atomic_dec(&mc.from->moving_account);
}
--
2.35.1