The quilt patch titled
Subject: mm/hugetlb: assert hugetlb_lock in __hugetlb_cgroup_commit_charge
has been removed from the -mm tree. Its filename was
mm-hugetlb-assert-hugetlb_lock-in-__hugetlb_cgroup_commit_charge.patch
This patch was dropped because it was merged into the mm-stable branch
of git://git.kernel.org/pub/scm/linux/kernel/git/akpm/mm
------------------------------------------------------
From: Peter Xu <peterx@xxxxxxxxxx>
Subject: mm/hugetlb: assert hugetlb_lock in __hugetlb_cgroup_commit_charge
Date: Wed, 17 Apr 2024 17:18:36 -0400
This is similar to __hugetlb_cgroup_uncharge_folio() where it relies on
holding hugetlb_lock. Add the similar assertion like the other one, since
it looks like such things may help some day.
Link: https://lkml.kernel.org/r/20240417211836.2742593-4-peterx@xxxxxxxxxx
Signed-off-by: Peter Xu <peterx@xxxxxxxxxx>
Reviewed-by: Mina Almasry <almasrymina@xxxxxxxxxx>
Cc: David Hildenbrand <david@xxxxxxxxxx>
Cc: David Rientjes <rientjes@xxxxxxxxxx>
Cc: Muchun Song <muchun.song@xxxxxxxxx>
Signed-off-by: Andrew Morton <akpm@xxxxxxxxxxxxxxxxxxxx>
---
mm/hugetlb_cgroup.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
--- a/mm/hugetlb_cgroup.c~mm-hugetlb-assert-hugetlb_lock-in-__hugetlb_cgroup_commit_charge
+++ a/mm/hugetlb_cgroup.c
@@ -308,7 +308,7 @@ static void __hugetlb_cgroup_commit_char
{
if (hugetlb_cgroup_disabled() || !h_cg)
return;
-
+ lockdep_assert_held(&hugetlb_lock);
__set_hugetlb_cgroup(folio, h_cg, rsvd);
if (!rsvd) {
unsigned long usage =
_
Patches currently in -mm which might be from peterx@xxxxxxxxxx are
