+ mm-page_alloc-move-is_check_pages_enabled-into-page_allocc.patch added to mm-unstable branch

+ mm-page_alloc-move-is_check_pages_enabled-into-page_allocc.patch added to mm-unstable branch

[Andrew Morton]

The patch titled
     Subject: mm: page_alloc: move is_check_pages_enabled() into page_alloc.c
has been added to the -mm mm-unstable branch.  Its filename is
     mm-page_alloc-move-is_check_pages_enabled-into-page_allocc.patch

This patch will shortly appear at
     https://git.kernel.org/pub/scm/linux/kernel/git/akpm/25-new.git/tree/patches/mm-page_alloc-move-is_check_pages_enabled-into-page_allocc.patch

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

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branch at git://git.kernel.org/pub/scm/linux/kernel/git/akpm/mm
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------------------------------------------------------
From: Kefeng Wang <wangkefeng.wang@huawei.com>
Subject: mm: page_alloc: move is_check_pages_enabled() into page_alloc.c
Date: Tue, 16 May 2023 14:38:21 +0800

The is_check_pages_enabled() only used in page_alloc.c, move it into
page_alloc.c, also use it in free_tail_page_prepare().

Link: https://lkml.kernel.org/r/20230516063821.121844-14-wangkefeng.wang@huawei.com
Signed-off-by: Kefeng Wang <wangkefeng.wang@huawei.com>
Cc: David Hildenbrand <david@redhat.com>
Cc: "Huang, Ying" <ying.huang@intel.com>
Cc: Iurii Zaikin <yzaikin@google.com>
Cc: Kees Cook <keescook@chromium.org>
Cc: Len Brown <len.brown@intel.com>
Cc: Luis Chamberlain <mcgrof@kernel.org>
Cc: Mike Rapoport (IBM) <rppt@kernel.org>
Cc: Oscar Salvador <osalvador@suse.de>
Cc: Pavel Machek <pavel@ucw.cz>
Cc: Rafael J. Wysocki <rafael@kernel.org>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
---

 mm/internal.h   |    5 -----
 mm/page_alloc.c |    7 ++++++-
 2 files changed, 6 insertions(+), 6 deletions(-)

--- a/mm/internal.h~mm-page_alloc-move-is_check_pages_enabled-into-page_allocc
+++ a/mm/internal.h
@@ -208,11 +208,6 @@ extern char * const zone_names[MAX_NR_ZO
 /* perform sanity checks on struct pages being allocated or freed */
 DECLARE_STATIC_KEY_MAYBE(CONFIG_DEBUG_VM, check_pages_enabled);
 
-static inline bool is_check_pages_enabled(void)
-{
-	return static_branch_unlikely(&check_pages_enabled);
-}
-
 extern int min_free_kbytes;
 
 void setup_per_zone_wmarks(void);
--- a/mm/page_alloc.c~mm-page_alloc-move-is_check_pages_enabled-into-page_allocc
+++ a/mm/page_alloc.c
@@ -983,6 +983,11 @@ static inline bool free_page_is_bad(stru
 	return true;
 }
 
+static inline bool is_check_pages_enabled(void)
+{
+	return static_branch_unlikely(&check_pages_enabled);
+}
+
 static int free_tail_page_prepare(struct page *head_page, struct page *page)
 {
 	struct folio *folio = (struct folio *)head_page;
@@ -994,7 +999,7 @@ static int free_tail_page_prepare(struct
 	 */
 	BUILD_BUG_ON((unsigned long)LIST_POISON1 & 1);
 
-	if (!static_branch_unlikely(&check_pages_enabled)) {
+	if (!is_check_pages_enabled()) {
 		ret = 0;
 		goto out;
 	}
_

Patches currently in -mm which might be from wangkefeng.wang@huawei.com are

mm-memory_failure-move-memory_failure_attr_group-under-memory_failure.patch
mm-memory-failure-move-sysctl-register-in-memory_failure_init.patch
mm-page_alloc-move-mirrored_kernelcore-into-mm_initc.patch
mm-page_alloc-move-init_on_alloc-free-into-mm_initc.patch
mm-page_alloc-move-set_zone_contiguous-into-mm_initc.patch
mm-page_alloc-collect-mem-statistic-into-show_memc.patch
mm-page_alloc-squash-page_is_consistent.patch
mm-page_alloc-remove-alloc_contig_dump_pages-stub.patch
mm-page_alloc-split-out-fail_page_alloc.patch
mm-page_alloc-split-out-debug_pagealloc.patch
mm-page_alloc-move-mark_free_page-into-snapshotc.patch
mm-page_alloc-move-pm_-function-into-power.patch
mm-vmscan-use-gfp_has_io_fs.patch
mm-page_alloc-move-sysctls-into-it-own-fils.patch
mm-page_alloc-move-is_check_pages_enabled-into-page_allocc.patch