diff options
| -rw-r--r-- | include/asm-generic/pgtable.h | 16 | ||||
| -rw-r--r-- | mm/huge_memory.c | 6 | ||||
| -rw-r--r-- | mm/memory.c | 2 | ||||
| -rw-r--r-- | mm/mprotect.c | 2 |
4 files changed, 21 insertions, 5 deletions
diff --git a/include/asm-generic/pgtable.h b/include/asm-generic/pgtable.h index a0aba0f9c57b..6265411eb2ed 100644 --- a/include/asm-generic/pgtable.h +++ b/include/asm-generic/pgtable.h @@ -225,6 +225,22 @@ static inline void ptep_set_wrprotect(struct mm_struct *mm, unsigned long addres } #endif +#ifndef pte_savedwrite +#define pte_savedwrite pte_write +#endif + +#ifndef pte_mk_savedwrite +#define pte_mk_savedwrite pte_mkwrite +#endif + +#ifndef pmd_savedwrite +#define pmd_savedwrite pmd_write +#endif + +#ifndef pmd_mk_savedwrite +#define pmd_mk_savedwrite pmd_mkwrite +#endif + #ifndef __HAVE_ARCH_PMDP_SET_WRPROTECT #ifdef CONFIG_TRANSPARENT_HUGEPAGE static inline void pmdp_set_wrprotect(struct mm_struct *mm, diff --git a/mm/huge_memory.c b/mm/huge_memory.c index efddd02141a8..92c2ee2dfcf8 100644 --- a/mm/huge_memory.c +++ b/mm/huge_memory.c @@ -1426,7 +1426,7 @@ int do_huge_pmd_numa_page(struct vm_fault *vmf, pmd_t pmd) } /* See similar comment in do_numa_page for explanation */ - if (!pmd_write(pmd)) + if (!pmd_savedwrite(pmd)) flags |= TNF_NO_GROUP; /* @@ -1489,7 +1489,7 @@ int do_huge_pmd_numa_page(struct vm_fault *vmf, pmd_t pmd) goto out; clear_pmdnuma: BUG_ON(!PageLocked(page)); - was_writable = pmd_write(pmd); + was_writable = pmd_savedwrite(pmd); pmd = pmd_modify(pmd, vma->vm_page_prot); pmd = pmd_mkyoung(pmd); if (was_writable) @@ -1744,7 +1744,7 @@ int change_huge_pmd(struct vm_area_struct *vma, pmd_t *pmd, entry = pmdp_huge_get_and_clear_notify(mm, addr, pmd); entry = pmd_modify(entry, newprot); if (preserve_write) - entry = pmd_mkwrite(entry); + entry = pmd_mk_savedwrite(entry); ret = HPAGE_PMD_NR; set_pmd_at(mm, addr, pmd, entry); BUG_ON(vma_is_anonymous(vma) && !preserve_write && diff --git a/mm/memory.c b/mm/memory.c index 0c759ba122e1..14fc0b40f0bb 100644 --- a/mm/memory.c +++ b/mm/memory.c @@ -3401,7 +3401,7 @@ static int do_numa_page(struct vm_fault *vmf) int target_nid; bool migrated = false; pte_t pte; - bool was_writable = pte_write(vmf->orig_pte); + bool was_writable = pte_savedwrite(vmf->orig_pte); int flags = 0; /* diff --git a/mm/mprotect.c b/mm/mprotect.c index a45b4dc6a7f5..848e946b08e5 100644 --- a/mm/mprotect.c +++ b/mm/mprotect.c @@ -99,7 +99,7 @@ static unsigned long change_pte_range(struct vm_area_struct *vma, pmd_t *pmd, ptent = ptep_modify_prot_start(mm, addr, pte); ptent = pte_modify(ptent, newprot); if (preserve_write) - ptent = pte_mkwrite(ptent); + ptent = pte_mk_savedwrite(ptent); /* Avoid taking write faults for known dirty pages */ if (dirty_accountable && pte_dirty(ptent) && |