+ mm-shrinkers-introduce-debugfs-interface-for-memory-shrinkers-fix.patch added to mm-nonmm-unstable branch

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The patch titled
     Subject: mm-shrinkers-introduce-debugfs-interface-for-memory-shrinkers-fix
has been added to the -mm mm-nonmm-unstable branch.  Its filename is
     mm-shrinkers-introduce-debugfs-interface-for-memory-shrinkers-fix.patch

This patch will shortly appear at
     https://git.kernel.org/pub/scm/linux/kernel/git/akpm/25-new.git/tree/patches/mm-shrinkers-introduce-debugfs-interface-for-memory-shrinkers-fix.patch

This patch will later appear in the mm-nonmm-unstable branch at
    git://git.kernel.org/pub/scm/linux/kernel/git/akpm/mm

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------------------------------------------------------
From: Andrew Morton <akpm@xxxxxxxxxxxxxxxxxxxx>
Subject: mm-shrinkers-introduce-debugfs-interface-for-memory-shrinkers-fix
Date: Mon Jun  6 05:46:42 PM PDT 2022

remove WARN_ON_ONCE(), per Roman

Reported-by: syzbot+300d27c79fe6d4cbcc39@xxxxxxxxxxxxxxxxxxxxxxxxx
Cc: Christophe JAILLET <christophe.jaillet@xxxxxxxxxx>
Cc: Dave Chinner <dchinner@xxxxxxxxxx>
Cc: Hillf Danton <hdanton@xxxxxxxx>
Cc: Kent Overstreet <kent.overstreet@xxxxxxxxx>
Cc: Muchun Song <songmuchun@xxxxxxxxxxxxx>
Cc: Roman Gushchin <roman.gushchin@xxxxxxxxx>
Signed-off-by: Andrew Morton <akpm@xxxxxxxxxxxxxxxxxxxx>
---

 mm/vmscan.c |    2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

--- a/mm/vmscan.c~mm-shrinkers-introduce-debugfs-interface-for-memory-shrinkers-fix
+++ a/mm/vmscan.c
@@ -650,7 +650,7 @@ void register_shrinker_prepared(struct s
 	down_write(&shrinker_rwsem);
 	list_add_tail(&shrinker->list, &shrinker_list);
 	shrinker->flags |= SHRINKER_REGISTERED;
-	WARN_ON_ONCE(shrinker_debugfs_add(shrinker));
+	shrinker_debugfs_add(shrinker);
 	up_write(&shrinker_rwsem);
 }
 
_

Patches currently in -mm which might be from akpm@xxxxxxxxxxxxxxxxxxxx are

mm-page_alloc-remotely-drain-per-cpu-lists-checkpatch-fixes.patch
mm-start-tracking-vmas-with-maple-tree-fix.patch
damon-convert-__damon_va_three_regions-to-use-the-vma-iterator-fix.patch
mm-mmap-use-advanced-maple-tree-api-for-mmap_region-fix-checkpatch-fixes.patch
mm-remove-the-vma-linked-list-fix-fix.patch
mm-remove-the-vma-linked-list-fix-fix-fix.patch
mm-handling-non-lru-pages-returned-by-vm_normal_pages-fix.patch
mm-introduce-clear_highpage_tagged-fix.patch
kasan-fix-zeroing-vmalloc-memory-with-hw_tags-fix.patch
mm-shrinkers-add-scan-interface-for-shrinker-debugfs-fix-fix.patch
mm-drop-oom-code-from-exit_mmap-fix-fix.patch
mm-add-merging-after-mremap-resize-checkpatch-fixes.patch
mm-factor-helpers-for-memory_failure_dev_pagemap-fix.patch
xfs-support-cow-in-fsdax-mode-fix.patch
mm-shrinkers-introduce-debugfs-interface-for-memory-shrinkers-fix.patch




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