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authorAndrew Morton <akpm@linux-foundation.org>2023-08-22 00:26:20 +0300
committerAndrew Morton <akpm@linux-foundation.org>2023-08-22 00:26:20 +0300
commit5994eabf3bbbea550166ae90de0c854fc984c95d (patch)
tree6b242a70d3254c408c68157a5f5b2fa7eb9f6a4b /arch
parente45a2e947dfa6da2d73e2cf91ed6399c12522d4f (diff)
parent6867c7a3320669cbe44b905a3eb35db725c6d470 (diff)
downloadlinux-5994eabf3bbbea550166ae90de0c854fc984c95d.tar.xz
merge mm-hotfixes-stable into mm-stable to pick up depended-upon changes
Diffstat (limited to 'arch')
-rw-r--r--arch/powerpc/mm/book3s64/subpage_prot.c1
-rw-r--r--arch/riscv/mm/pageattr.c1
-rw-r--r--arch/s390/mm/gmap.c5
3 files changed, 7 insertions, 0 deletions
diff --git a/arch/powerpc/mm/book3s64/subpage_prot.c b/arch/powerpc/mm/book3s64/subpage_prot.c
index 0dc85556dec5..ec98e526167e 100644
--- a/arch/powerpc/mm/book3s64/subpage_prot.c
+++ b/arch/powerpc/mm/book3s64/subpage_prot.c
@@ -145,6 +145,7 @@ static int subpage_walk_pmd_entry(pmd_t *pmd, unsigned long addr,
static const struct mm_walk_ops subpage_walk_ops = {
.pmd_entry = subpage_walk_pmd_entry,
+ .walk_lock = PGWALK_WRLOCK_VERIFY,
};
static void subpage_mark_vma_nohuge(struct mm_struct *mm, unsigned long addr,
diff --git a/arch/riscv/mm/pageattr.c b/arch/riscv/mm/pageattr.c
index ea3d61de065b..161d0b34c2cb 100644
--- a/arch/riscv/mm/pageattr.c
+++ b/arch/riscv/mm/pageattr.c
@@ -102,6 +102,7 @@ static const struct mm_walk_ops pageattr_ops = {
.pmd_entry = pageattr_pmd_entry,
.pte_entry = pageattr_pte_entry,
.pte_hole = pageattr_pte_hole,
+ .walk_lock = PGWALK_RDLOCK,
};
static int __set_memory(unsigned long addr, int numpages, pgprot_t set_mask,
diff --git a/arch/s390/mm/gmap.c b/arch/s390/mm/gmap.c
index 9c8af31be970..906a7bfc2a78 100644
--- a/arch/s390/mm/gmap.c
+++ b/arch/s390/mm/gmap.c
@@ -2514,6 +2514,7 @@ static int thp_split_walk_pmd_entry(pmd_t *pmd, unsigned long addr,
static const struct mm_walk_ops thp_split_walk_ops = {
.pmd_entry = thp_split_walk_pmd_entry,
+ .walk_lock = PGWALK_WRLOCK_VERIFY,
};
static inline void thp_split_mm(struct mm_struct *mm)
@@ -2565,6 +2566,7 @@ static int __zap_zero_pages(pmd_t *pmd, unsigned long start,
static const struct mm_walk_ops zap_zero_walk_ops = {
.pmd_entry = __zap_zero_pages,
+ .walk_lock = PGWALK_WRLOCK,
};
/*
@@ -2655,6 +2657,7 @@ static const struct mm_walk_ops enable_skey_walk_ops = {
.hugetlb_entry = __s390_enable_skey_hugetlb,
.pte_entry = __s390_enable_skey_pte,
.pmd_entry = __s390_enable_skey_pmd,
+ .walk_lock = PGWALK_WRLOCK,
};
int s390_enable_skey(void)
@@ -2692,6 +2695,7 @@ static int __s390_reset_cmma(pte_t *pte, unsigned long addr,
static const struct mm_walk_ops reset_cmma_walk_ops = {
.pte_entry = __s390_reset_cmma,
+ .walk_lock = PGWALK_WRLOCK,
};
void s390_reset_cmma(struct mm_struct *mm)
@@ -2728,6 +2732,7 @@ static int s390_gather_pages(pte_t *ptep, unsigned long addr,
static const struct mm_walk_ops gather_pages_ops = {
.pte_entry = s390_gather_pages,
+ .walk_lock = PGWALK_RDLOCK,
};
/*