* [merged mm-stable] mm-page_owner-add-missing-newline-to-count_threshold-format-string.patch removed from -mm tree
@ 2026-07-29 4:13 Andrew Morton
0 siblings, 0 replies; only message in thread
From: Andrew Morton @ 2026-07-29 4:13 UTC (permalink / raw)
To: mm-commits, ziy, vbabka, surenb, mhocko, ljs, jackmanb, hannes,
david, ye.liu, akpm
The quilt patch titled
Subject: mm/page_owner: add missing newline to count_threshold format string
has been removed from the -mm tree. Its filename was
mm-page_owner-add-missing-newline-to-count_threshold-format-string.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: Ye Liu <ye.liu@linux.dev>
Subject: mm/page_owner: add missing newline to count_threshold format string
Date: Tue, 14 Jul 2026 09:51:04 +0800
The DEFINE_SIMPLE_ATTRIBUTE format string for page_owner_threshold_fops is
missing a trailing \n. simple_attr_read() uses scnprintf() with the
format string, which does not append a newline, so reading
/sys/kernel/debug/page_owner_stacks/count_threshold produces output
without a terminating newline. Add the missing \n to match the standard
debugfs attribute convention.
Link: https://lore.kernel.org/20260714015117.78351-6-ye.liu@linux.dev
Signed-off-by: Ye Liu <ye.liu@linux.dev>
Reviewed-by: Zi Yan <ziy@nvidia.com>
Reviewed-by: Vlastimil Babka (SUSE) <vbabka@kernel.org>
Cc: Brendan Jackman <jackmanb@google.com>
Cc: Johannes Weiner <hannes@cmpxchg.org>
Cc: Lorenzo Stoakes <ljs@kernel.org>
Cc: Michal Hocko <mhocko@suse.com>
Cc: Suren Baghdasaryan <surenb@google.com>
Cc: David Hildenbrand (Arm) <david@kernel.org>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
---
mm/page_owner.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
--- a/mm/page_owner.c~mm-page_owner-add-missing-newline-to-count_threshold-format-string
+++ a/mm/page_owner.c
@@ -974,7 +974,7 @@ static int page_owner_threshold_set(void
}
DEFINE_SIMPLE_ATTRIBUTE(page_owner_threshold_fops, &page_owner_threshold_get,
- &page_owner_threshold_set, "%llu");
+ &page_owner_threshold_set, "%llu\n");
static int __init pageowner_init(void)
_
Patches currently in -mm which might be from ye.liu@linux.dev are
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2026-07-29 4:13 [merged mm-stable] mm-page_owner-add-missing-newline-to-count_threshold-format-string.patch removed from -mm tree Andrew Morton
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