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authorAndrew Morton <akpm@linux-foundation.org>2023-08-21 14:26:20 -0700
committerAndrew Morton <akpm@linux-foundation.org>2023-08-21 14:26:20 -0700
commit5994eabf3bbbea550166ae90de0c854fc984c95d (patch)
tree6b242a70d3254c408c68157a5f5b2fa7eb9f6a4b /mm/madvise.c
parente45a2e947dfa6da2d73e2cf91ed6399c12522d4f (diff)
parent6867c7a3320669cbe44b905a3eb35db725c6d470 (diff)
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merge mm-hotfixes-stable into mm-stable to pick up depended-upon changes
Diffstat (limited to 'mm/madvise.c')
-rw-r--r--mm/madvise.c3
1 files changed, 3 insertions, 0 deletions
diff --git a/mm/madvise.c b/mm/madvise.c
index 8498f700c284..1fb2a11d77d9 100644
--- a/mm/madvise.c
+++ b/mm/madvise.c
@@ -232,6 +232,7 @@ static int swapin_walk_pmd_entry(pmd_t *pmd, unsigned long start,
static const struct mm_walk_ops swapin_walk_ops = {
.pmd_entry = swapin_walk_pmd_entry,
+ .walk_lock = PGWALK_RDLOCK,
};
static void shmem_swapin_range(struct vm_area_struct *vma,
@@ -537,6 +538,7 @@ regular_folio:
static const struct mm_walk_ops cold_walk_ops = {
.pmd_entry = madvise_cold_or_pageout_pte_range,
+ .walk_lock = PGWALK_RDLOCK,
};
static void madvise_cold_page_range(struct mmu_gather *tlb,
@@ -760,6 +762,7 @@ static int madvise_free_pte_range(pmd_t *pmd, unsigned long addr,
static const struct mm_walk_ops madvise_free_walk_ops = {
.pmd_entry = madvise_free_pte_range,
+ .walk_lock = PGWALK_RDLOCK,
};
static int madvise_free_single_vma(struct vm_area_struct *vma,