The patch titled
Subject: memcg-v1-no-need-for-memcg-locking-for-mglru-fix
has been added to the -mm mm-unstable branch. Its filename is
memcg-v1-no-need-for-memcg-locking-for-mglru-fix.patch
This patch will shortly appear at
https://git.kernel.org/pub/scm/linux/kernel/git/akpm/25-new.git/tree/patches/memcg-v1-no-need-for-memcg-locking-for-mglru-fix.patch
This patch will later appear in the mm-unstable branch at
git://git.kernel.org/pub/scm/linux/kernel/git/akpm/mm
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------------------------------------------------------
From: Andrew Morton <akpm@xxxxxxxxxxxxxxxxxxxx>
Subject: memcg-v1-no-need-for-memcg-locking-for-mglru-fix
Date: Fri Oct 25 06:28:06 PM PDT 2024
remove now-unused local:
mm/vmscan.c: In function 'walk_mm':
mm/vmscan.c:3652:28: error: unused variable 'memcg' [-Werror=unused-variable]
3652 | struct mem_cgroup *memcg = lruvec_memcg(lruvec);
| ^~~~~
Cc: Hugh Dickins <hughd@xxxxxxxxxx>
Cc: Johannes Weiner <hannes@xxxxxxxxxxx>
Cc: Michal Hocko <mhocko@xxxxxxxx>
Cc: Muchun Song <muchun.song@xxxxxxxxx>
Cc: Roman Gushchin <roman.gushchin@xxxxxxxxx>
Cc: Shakeel Butt <shakeel.butt@xxxxxxxxx>
Cc: Yosry Ahmed <yosryahmed@xxxxxxxxxx>
Signed-off-by: Andrew Morton <akpm@xxxxxxxxxxxxxxxxxxxx>
---
mm/vmscan.c | 2 --
1 file changed, 2 deletions(-)
--- a/mm/vmscan.c~memcg-v1-no-need-for-memcg-locking-for-mglru-fix
+++ a/mm/vmscan.c
@@ -3646,10 +3646,8 @@ static void walk_mm(struct mm_struct *mm
.p4d_entry = walk_pud_range,
.walk_lock = PGWALK_RDLOCK,
};
-
int err;
struct lruvec *lruvec = walk->lruvec;
- struct mem_cgroup *memcg = lruvec_memcg(lruvec);
walk->next_addr = FIRST_USER_ADDRESS;
_
Patches currently in -mm which might be from akpm@xxxxxxxxxxxxxxxxxxxx are
mm-consolidate-common-checks-in-hugetlb_get_unmapped_area-fix.patch
mm-memoryc-remove-stray-newline-at-top-of-file.patch
bootmem-stop-using-page-index-fix.patch
mm-kasan-kmsan-copy_from-to_kernel_nofault-fix.patch
tools-mm-free-the-allocated-memory-fix.patch
memcg-v1-no-need-for-memcg-locking-for-mglru-fix.patch
