diff options
| author | Linus Torvalds <torvalds@linux-foundation.org> | 2025-09-28 09:32:00 -0700 |
|---|---|---|
| committer | Linus Torvalds <torvalds@linux-foundation.org> | 2025-09-28 09:32:00 -0700 |
| commit | 09d95bc8023569a56078950f2fc6f1a12a94ee08 (patch) | |
| tree | bbec7ede2f650b541211d8556ae1b0c1b3406fcd /include/linux | |
| parent | 51a24b7deaae5c3561965f5b4b27bb9d686add1c (diff) | |
| parent | 7e89979f6695fb56e8739b7d19614256e637131d (diff) | |
Merge tag 'mm-hotfixes-stable-2025-09-27-22-35' of git://git.kernel.org/pub/scm/linux/kernel/git/akpm/mm
Pull misc fixes from Andrew Morton:
"7 hotfixes. 4 are cc:stable and the remainder address post-6.16 issues
or aren't considered necessary for -stable kernels. 6 of these fixes
are for MM.
All singletons, please see the changelogs for details"
* tag 'mm-hotfixes-stable-2025-09-27-22-35' of git://git.kernel.org/pub/scm/linux/kernel/git/akpm/mm:
include/linux/pgtable.h: convert arch_enter_lazy_mmu_mode() and friends to static inlines
mm/damon/sysfs: do not ignore callback's return value in damon_sysfs_damon_call()
mailmap: add entry for Bence Csókás
fs/proc/task_mmu: check p->vec_buf for NULL
kmsan: fix out-of-bounds access to shadow memory
mm/hugetlb: fix copy_hugetlb_page_range() to use ->pt_share_count
mm/hugetlb: fix folio is still mapped when deleted
Diffstat (limited to 'include/linux')
| -rw-r--r-- | include/linux/mm_types.h | 5 | ||||
| -rw-r--r-- | include/linux/pgtable.h | 6 |
2 files changed, 8 insertions, 3 deletions
diff --git a/include/linux/mm_types.h b/include/linux/mm_types.h index 08bc2442db93..a643fae8a349 100644 --- a/include/linux/mm_types.h +++ b/include/linux/mm_types.h @@ -631,6 +631,11 @@ static inline int ptdesc_pmd_pts_count(struct ptdesc *ptdesc) { return atomic_read(&ptdesc->pt_share_count); } + +static inline bool ptdesc_pmd_is_shared(struct ptdesc *ptdesc) +{ + return !!ptdesc_pmd_pts_count(ptdesc); +} #else static inline void ptdesc_pmd_pts_init(struct ptdesc *ptdesc) { diff --git a/include/linux/pgtable.h b/include/linux/pgtable.h index 2b80fd456c8b..25a7257052ff 100644 --- a/include/linux/pgtable.h +++ b/include/linux/pgtable.h @@ -232,9 +232,9 @@ static inline int pmd_dirty(pmd_t pmd) * and the mode cannot be used in interrupt context. */ #ifndef __HAVE_ARCH_ENTER_LAZY_MMU_MODE -#define arch_enter_lazy_mmu_mode() do {} while (0) -#define arch_leave_lazy_mmu_mode() do {} while (0) -#define arch_flush_lazy_mmu_mode() do {} while (0) +static inline void arch_enter_lazy_mmu_mode(void) {} +static inline void arch_leave_lazy_mmu_mode(void) {} +static inline void arch_flush_lazy_mmu_mode(void) {} #endif #ifndef pte_batch_hint |