The patch titled
Subject: mm-thp-introduce-anon_orders-and-anon_always_mask-sysfs-files-fix
has been added to the -mm mm-unstable branch. Its filename is
mm-thp-introduce-anon_orders-and-anon_always_mask-sysfs-files-fix.patch
This patch will shortly appear at
https://git.kernel.org/pub/scm/linux/kernel/git/akpm/25-new.git/tree/patches/mm-thp-introduce-anon_orders-and-anon_always_mask-sysfs-files-fix.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: Andrew Morton <akpm@xxxxxxxxxxxxxxxxxxxx>
Subject: mm-thp-introduce-anon_orders-and-anon_always_mask-sysfs-files-fix
Date: Fri Sep 29 03:40:25 PM PDT 2023
Cc: Anshuman Khandual <anshuman.khandual@xxxxxxx>
Cc: Catalin Marinas <catalin.marinas@xxxxxxx>
Cc: David Hildenbrand <david@xxxxxxxxxx>
Cc: David Rientjes <rientjes@xxxxxxxxxx>
Cc: Huang Ying <ying.huang@xxxxxxxxx>
Cc: Hugh Dickins <hughd@xxxxxxxxxx>
Cc: Itaru Kitayama <itaru.kitayama@xxxxxxxxx>
Cc: John Hubbard <jhubbard@xxxxxxxxxx>
Cc: Kirill A. Shutemov <kirill.shutemov@xxxxxxxxxxxxxxx>
Cc: Luis Chamberlain <mcgrof@xxxxxxxxxx>
Cc: Matthew Wilcox (Oracle) <willy@xxxxxxxxxxxxx>
Cc: Ryan Roberts <ryan.roberts@xxxxxxx>
Cc: Vlastimil Babka <vbabka@xxxxxxx>
Cc: Yang Shi <shy828301@xxxxxxxxx>
Cc: Yin Fengwei <fengwei.yin@xxxxxxxxx>
Cc: Yu Zhao <yuzhao@xxxxxxxxxx>
Cc: Zi Yan <ziy@xxxxxxxxxx>
Signed-off-by: Andrew Morton <akpm@xxxxxxxxxxxxxxxxxxxx>
---
mm/huge_memory.c | 5 ++++-
1 file changed, 4 insertions(+), 1 deletion(-)
--- a/mm/huge_memory.c~mm-thp-introduce-anon_orders-and-anon_always_mask-sysfs-files-fix
+++ a/mm/huge_memory.c
@@ -74,7 +74,7 @@ static unsigned long deferred_split_scan
static atomic_t huge_zero_refcount;
struct page *huge_zero_page __read_mostly;
unsigned long huge_zero_pfn __read_mostly = ~0UL;
-unsigned int huge_anon_orders __read_mostly = BIT(PMD_ORDER);
+unsigned int huge_anon_orders __read_mostly;
static unsigned int huge_anon_always_mask __read_mostly;
/**
@@ -528,6 +528,9 @@ static int __init hugepage_init_sysfs(st
{
int err;
+ /* powerpc's PMD_ORDER isn't a compile-time constant */
+ huge_anon_orders = BIT(PMD_ORDER);
+
*hugepage_kobj = kobject_create_and_add("transparent_hugepage", mm_kobj);
if (unlikely(!*hugepage_kobj)) {
pr_err("failed to create transparent hugepage kobject\n");
_
Patches currently in -mm which might be from akpm@xxxxxxxxxxxxxxxxxxxx are
mm-shmem-fix-race-in-shmem_undo_range-w-thp-fix.patch
mm-memcg-reconsider-kmemlimit_in_bytes-deprecation-fix.patch
mm-shrinker-convert-shrinker_rwsem-to-mutex-fix.patch
mm-memcg-add-thp-swap-out-info-for-anonymous-reclaim-fix.patch
mm-hugetlb-skip-initialization-of-gigantic-tail-struct-pages-if-freed-by-hvo-fix.patch
fs-proc-task_mmu-implement-ioctl-to-get-and-optionally-clear-info-about-ptes-fix.patch
fs-proc-task_mmu-implement-ioctl-to-get-and-optionally-clear-info-about-ptes-fix-fix.patch
fs-proc-task_mmu-implement-ioctl-to-get-and-optionally-clear-info-about-ptes-fix-2.patch
mm-ksm-add-smart-page-scanning-mode-fix.patch
mm-ksm-document-smart-scan-mode-fix.patch
mm-ksm-document-smart-scan-mode-fix-2.patch
mm-kmem-scoped-objcg-protection-checkpatch-fixes.patch
mm-non-pmd-mappable-large-folios-for-folio_add_new_anon_rmap-fix.patch
mm-thp-introduce-anon_orders-and-anon_always_mask-sysfs-files-fix.patch
kthread-add-kthread_stop_put-v2-fix.patch
