[merged mm-stable] mm-shmem-remove-unneeded-xa_is_value-check-in-shmem_unuse_swap_entries.patch removed from -mm tree

[merged mm-stable] mm-shmem-remove-unneeded-xa_is_value-check-in-shmem_unuse_swap_entries.patch removed from -mm tree

[Andrew Morton]

The quilt patch titled
     Subject: mm/shmem: remove unneeded xa_is_value() check in shmem_unuse_swap_entries()
has been removed from the -mm tree.  Its filename was
     mm-shmem-remove-unneeded-xa_is_value-check-in-shmem_unuse_swap_entries.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: Kemeng Shi <shikemeng@huaweicloud.com>
Subject: mm/shmem: remove unneeded xa_is_value() check in shmem_unuse_swap_entries()
Date: Sat, 17 May 2025 01:09:39 +0800

As only value entry will be added to fbatch in shmem_find_swap_entries(),
there is no need to do xa_is_value() check in shmem_unuse_swap_entries().

Link: https://lkml.kernel.org/r/20250516170939.965736-6-shikemeng@huaweicloud.com
Signed-off-by: Kemeng Shi <shikemeng@huaweicloud.com>
Reviewed-by: Baolin Wang <baolin.wang@linux.alibaba.com>
Cc: Hugh Dickins <hughd@google.com>
Cc: Kairui Song <kasong@tencent.com>
Cc: kernel test robot <oliver.sang@intel.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
---

 mm/shmem.c |    2 --
 1 file changed, 2 deletions(-)

--- a/mm/shmem.c~mm-shmem-remove-unneeded-xa_is_value-check-in-shmem_unuse_swap_entries
+++ a/mm/shmem.c
@@ -1446,8 +1446,6 @@ static int shmem_unuse_swap_entries(stru
 	for (i = 0; i < folio_batch_count(fbatch); i++) {
 		struct folio *folio = fbatch->folios[i];
 
-		if (!xa_is_value(folio))
-			continue;
 		error = shmem_swapin_folio(inode, indices[i], &folio, SGP_CACHE,
 					mapping_gfp_mask(mapping), NULL, NULL);
 		if (error == 0) {
_

Patches currently in -mm which might be from shikemeng@huaweicloud.com are

mm-swap-move-nr_swap_pages-counter-decrement-from-folio_alloc_swap-to-swap_range_alloc.patch
mm-swap-correctly-use-maxpages-in-swapon-syscall-to-avoid-potensial-deadloop.patch
mm-swap-fix-potensial-buffer-overflow-in-setup_clusters.patch
mm-swap-remove-stale-comment-stale-comment-in-cluster_alloc_swap_entry.patch