diff options
| author | Anshuman Khandual <anshuman.khandual@arm.com> | 2025-10-06 06:52:14 +0100 |
|---|---|---|
| committer | Andrew Morton <akpm@linux-foundation.org> | 2025-11-16 17:27:58 -0800 |
| commit | b4e53984f24082005a92ec76f91348a73653dadb (patch) | |
| tree | bea2f288d212482508c39dd97e0512b815246e47 /mm/mapping_dirty_helpers.c | |
| parent | 9ac09bb9feaccc2f45e5606dc48a3f748d478dc4 (diff) | |
mm/dirty: replace READ_ONCE() with pudp_get()
Replace READ_ONCE() with a standard page table accessor i.e pudp_get() that
anyways defaults into READ_ONCE() in cases where platform does not override
Link: https://lkml.kernel.org/r/20251006055214.1845342-1-anshuman.khandual@arm.com
Signed-off-by: Anshuman Khandual <anshuman.khandual@arm.com>
Acked-by: David Hildenbrand <david@redhat.com>
Reviewed-by: Dev Jain <dev.jain@arm.com>
Reviewed-by: Oscar Salvador <osalvador@suse.de>
Cc: Lance Yang <lance.yang@linux.dev>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Diffstat (limited to 'mm/mapping_dirty_helpers.c')
| -rw-r--r-- | mm/mapping_dirty_helpers.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/mm/mapping_dirty_helpers.c b/mm/mapping_dirty_helpers.c index c193de6cb23a..737c407f4081 100644 --- a/mm/mapping_dirty_helpers.c +++ b/mm/mapping_dirty_helpers.c @@ -149,7 +149,7 @@ static int wp_clean_pud_entry(pud_t *pud, unsigned long addr, unsigned long end, struct mm_walk *walk) { #ifdef CONFIG_HAVE_ARCH_TRANSPARENT_HUGEPAGE_PUD - pud_t pudval = READ_ONCE(*pud); + pud_t pudval = pudp_get(pud); /* Do not split a huge pud */ if (pud_trans_huge(pudval)) { |