The patch titled
Subject: mm-memory-extend-finish_fault-to-support-large-folio-fix-fix
has been added to the -mm mm-unstable branch. Its filename is
mm-memory-extend-finish_fault-to-support-large-folio-fix-fix.patch
This patch will shortly appear at
https://git.kernel.org/pub/scm/linux/kernel/git/akpm/25-new.git/tree/patches/mm-memory-extend-finish_fault-to-support-large-folio-fix-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: Baolin Wang <baolin.wang@xxxxxxxxxxxxxxxxx>
Subject: mm-memory-extend-finish_fault-to-support-large-folio-fix-fix
Date: Fri, 14 Jun 2024 12:54:41 +0800
use 'PTRS_PER_PTE' instead of 'PTRS_PER_PTE - 1'
Link: https://lkml.kernel.org/r/e1f5767a-2c9b-4e37-afe6-1de26fe54e41@xxxxxxxxxxxxxxxxx
Signed-off-by: Baolin Wang <baolin.wang@xxxxxxxxxxxxxxxxx>
Cc: Barry Song <v-songbaohua@xxxxxxxx>
Cc: Daniel Gomez <da.gomez@xxxxxxxxxxx>
Cc: David Hildenbrand <david@xxxxxxxxxx>
Cc: "Huang, Ying" <ying.huang@xxxxxxxxx>
Cc: Hugh Dickins <hughd@xxxxxxxxxx>
Cc: Kefeng Wang <wangkefeng.wang@xxxxxxxxxx>
Cc: Lance Yang <ioworker0@xxxxxxxxx>
Cc: Pankaj Raghav <p.raghav@xxxxxxxxxxx>
Cc: Ryan Roberts <ryan.roberts@xxxxxxx>
Cc: Yang Shi <shy828301@xxxxxxxxx>
Cc: Zi Yan <ziy@xxxxxxxxxx>
Signed-off-by: Andrew Morton <akpm@xxxxxxxxxxxxxxxxxxxx>
---
mm/memory.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
--- a/mm/memory.c~mm-memory-extend-finish_fault-to-support-large-folio-fix-fix
+++ a/mm/memory.c
@@ -4885,7 +4885,7 @@ vm_fault_t finish_fault(struct vm_fault
if (unlikely(vma_off < idx ||
vma_off + (nr_pages - idx) > vma_pages(vma) ||
pte_off < idx ||
- pte_off + (nr_pages - idx) > PTRS_PER_PTE - 1)) {
+ pte_off + (nr_pages - idx) > PTRS_PER_PTE)) {
nr_pages = 1;
} else {
/* Now we can set mappings for the whole large folio. */
_
Patches currently in -mm which might be from baolin.wang@xxxxxxxxxxxxxxxxx are
mm-shmem-fix-getting-incorrect-lruvec-when-replacing-a-shmem-folio.patch
mm-memory-extend-finish_fault-to-support-large-folio.patch
mm-memory-extend-finish_fault-to-support-large-folio-fix.patch
mm-memory-extend-finish_fault-to-support-large-folio-fix-fix.patch
mm-shmem-add-thp-validation-for-pmd-mapped-thp-related-statistics.patch
mm-shmem-add-multi-size-thp-sysfs-interface-for-anonymous-shmem.patch
mm-shmem-add-multi-size-thp-sysfs-interface-for-anonymous-shmem-fix.patch
mm-shmem-add-mthp-support-for-anonymous-shmem.patch
mm-shmem-add-mthp-size-alignment-in-shmem_get_unmapped_area.patch
mm-shmem-add-mthp-counters-for-anonymous-shmem.patch
mm-shmem-add-mthp-counters-for-anonymous-shmem-fix.patch
