* [merged mm-stable] mm-shmem-remove-unnecessary-restrain-unmask-of-swap-gfp-flags.patch removed from -mm tree
@ 2026-03-24 21:42 Andrew Morton
0 siblings, 0 replies; only message in thread
From: Andrew Morton @ 2026-03-24 21:42 UTC (permalink / raw)
To: mm-commits, hughd, baolin.wang, kasong, akpm
The quilt patch titled
Subject: mm/shmem: remove unnecessary restrain unmask of swap gfp flags
has been removed from the -mm tree. Its filename was
mm-shmem-remove-unnecessary-restrain-unmask-of-swap-gfp-flags.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: Kairui Song <kasong@tencent.com>
Subject: mm/shmem: remove unnecessary restrain unmask of swap gfp flags
Date: Wed, 11 Feb 2026 22:33:23 +0800
The comment makes it look like copy-paste leftovers from
shmem_replace_folio. The first try of the swap doesn't always have a
limited zone.
So don't drop the restraint, which should make the GFP more accurate.
Link: https://lkml.kernel.org/r/20260211-shmem-swap-gfp-v1-1-e9781099a861@tencent.com
Signed-off-by: Kairui Song <kasong@tencent.com>
Reviewed-by: Baolin Wang <baolin.wang@linux.alibaba.com>
Cc: Hugh Dickins <hughd@google.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
---
mm/shmem.c | 8 +-------
1 file changed, 1 insertion(+), 7 deletions(-)
--- a/mm/shmem.c~mm-shmem-remove-unnecessary-restrain-unmask-of-swap-gfp-flags
+++ a/mm/shmem.c
@@ -2044,14 +2044,8 @@ static struct folio *shmem_swap_alloc_fo
struct shmem_inode_info *info = SHMEM_I(inode);
struct folio *new, *swapcache;
int nr_pages = 1 << order;
- gfp_t alloc_gfp;
+ gfp_t alloc_gfp = gfp;
- /*
- * We have arrived here because our zones are constrained, so don't
- * limit chance of success with further cpuset and node constraints.
- */
- gfp &= ~GFP_CONSTRAINT_MASK;
- alloc_gfp = gfp;
if (!IS_ENABLED(CONFIG_TRANSPARENT_HUGEPAGE)) {
if (WARN_ON_ONCE(order))
return ERR_PTR(-EINVAL);
_
Patches currently in -mm which might be from kasong@tencent.com are
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2026-03-24 21:42 [merged mm-stable] mm-shmem-remove-unnecessary-restrain-unmask-of-swap-gfp-flags.patch removed from -mm tree Andrew Morton
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