+ hugetlb-add-__read_mostly-to-sysctl_hugetlb_shm_group.patch added to mm-unstable branch

+ hugetlb-add-__read_mostly-to-sysctl_hugetlb_shm_group.patch added to mm-unstable branch

[Andrew Morton]

The patch titled
     Subject: hugetlb: add __read_mostly to sysctl_hugetlb_shm_group
has been added to the -mm mm-unstable branch.  Its filename is
     hugetlb-add-__read_mostly-to-sysctl_hugetlb_shm_group.patch

This patch will shortly appear at
     https://git.kernel.org/pub/scm/linux/kernel/git/akpm/25-new.git/tree/patches/hugetlb-add-__read_mostly-to-sysctl_hugetlb_shm_group.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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------------------------------------------------------
From: Gregory Price <gourry@gourry.net>
Subject: hugetlb: add __read_mostly to sysctl_hugetlb_shm_group
Date: Fri, 21 Nov 2025 14:48:59 -0500

sysctl bits are mostly-read values.

Link: https://lkml.kernel.org/r/20251121194859.265259-2-gourry@gourry.net
Signed-off-by: Gregory Price <gourry@gourry.net>
Suggested-by: Andrew Morton <akpm@linux-foundation.org>
Acked-by: Oscar Salvador <osalvador@suse.de>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
---

 include/linux/hugetlb.h |    2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

--- a/include/linux/hugetlb.h~hugetlb-add-__read_mostly-to-sysctl_hugetlb_shm_group
+++ a/include/linux/hugetlb.h
@@ -171,7 +171,7 @@ bool hugetlbfs_pagecache_present(struct
 
 struct address_space *hugetlb_folio_mapping_lock_write(struct folio *folio);
 
-extern int sysctl_hugetlb_shm_group;
+extern int sysctl_hugetlb_shm_group __read_mostly;
 extern struct list_head huge_boot_pages[MAX_NUMNODES];
 
 void hugetlb_bootmem_alloc(void);
_

Patches currently in -mm which might be from gourry@gourry.net are

hugetlb-add-__read_mostly-to-sysctl_hugetlb_shm_group.patch