From: Andrew Morton <akpm@linux-foundation.org>
To: mm-commits@vger.kernel.org,ziy@nvidia.com,vbabka@kernel.org,surenb@google.com,mhocko@suse.com,hannes@cmpxchg.org,akpm@linux-foundation.org,liuye@kylinos.cn,akpm@linux-foundation.org
Subject: [merged mm-stable] mm-debug_page_alloc-fix-type-mismatch-for-debug_guardpage_minorder.patch removed from -mm tree
Date: Mon, 24 Aug 2026 18:54:03 -0700 [thread overview]
Message-ID: <20260825015403.DDB521F000E9@smtp.kernel.org> (raw)
The quilt patch titled
Subject: mm: debug_page_alloc: fix type mismatch for debug_guardpage_minorder
has been removed from the -mm tree. Its filename was
mm-debug_page_alloc-fix-type-mismatch-for-debug_guardpage_minorder.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 <liuye@kylinos.cn>
Subject: mm: debug_page_alloc: fix type mismatch for debug_guardpage_minorder
Date: Wed, 5 Aug 2026 17:31:07 +0800
The debug_guardpage_minorder local variable is declared as unsigned int,
but debug_guardpage_minorder_setup() uses unsigned long and kstrtoul() to
parse the value.
Use kstrtouint() with unsigned int local variable to match the actual type
of _debug_guardpage_minorder. Also fix the format specifier from %lu to
%u accordingly.
Link: https://lore.kernel.org/20260805093108.2352900-1-ye.liu@linux.dev
Signed-off-by: Ye Liu <liuye@kylinos.cn>
Reviewed-by: Andrew Morton <akpm@linux-foundation.org>
Cc: Johannes Weiner <hannes@cmpxchg.org>
Cc: Michal Hocko <mhocko@suse.com>
Cc: Suren Baghdasaryan <surenb@google.com>
Cc: Vlastimil Babka <vbabka@kernel.org>
Cc: Zi Yan <ziy@nvidia.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
---
mm/debug_page_alloc.c | 6 +++---
1 file changed, 3 insertions(+), 3 deletions(-)
--- a/mm/debug_page_alloc.c~mm-debug_page_alloc-fix-type-mismatch-for-debug_guardpage_minorder
+++ a/mm/debug_page_alloc.c
@@ -20,14 +20,14 @@ early_param("debug_pagealloc", early_deb
static int __init debug_guardpage_minorder_setup(char *buf)
{
- unsigned long res;
+ unsigned int res;
- if (kstrtoul(buf, 10, &res) < 0 || res > MAX_PAGE_ORDER / 2) {
+ if (kstrtouint(buf, 10, &res) < 0 || res > MAX_PAGE_ORDER / 2) {
pr_err("Bad debug_guardpage_minorder value: %s\n", buf);
return 0;
}
_debug_guardpage_minorder = res;
- pr_info("Setting debug_guardpage_minorder to %lu\n", res);
+ pr_info("Setting debug_guardpage_minorder to %u\n", res);
return 0;
}
early_param("debug_guardpage_minorder", debug_guardpage_minorder_setup);
_
Patches currently in -mm which might be from liuye@kylinos.cn are
reply other threads:[~2026-08-25 1:54 UTC|newest]
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