diff options
Diffstat (limited to '')
| -rw-r--r-- | arch/x86/mm/pgtable.c | 18 |
1 files changed, 15 insertions, 3 deletions
diff --git a/arch/x86/mm/pgtable.c b/arch/x86/mm/pgtable.c index 3481b35cb4ec..8525f2876fb4 100644 --- a/arch/x86/mm/pgtable.c +++ b/arch/x86/mm/pgtable.c @@ -550,7 +550,7 @@ int ptep_test_and_clear_young(struct vm_area_struct *vma, return ret; } -#ifdef CONFIG_TRANSPARENT_HUGEPAGE +#if defined(CONFIG_TRANSPARENT_HUGEPAGE) || defined(CONFIG_ARCH_HAS_NONLEAF_PMD_YOUNG) int pmdp_test_and_clear_young(struct vm_area_struct *vma, unsigned long addr, pmd_t *pmdp) { @@ -562,6 +562,9 @@ int pmdp_test_and_clear_young(struct vm_area_struct *vma, return ret; } +#endif + +#ifdef CONFIG_TRANSPARENT_HUGEPAGE int pudp_test_and_clear_young(struct vm_area_struct *vma, unsigned long addr, pud_t *pudp) { @@ -608,6 +611,16 @@ int pmdp_clear_flush_young(struct vm_area_struct *vma, return young; } + +pmd_t pmdp_invalidate_ad(struct vm_area_struct *vma, unsigned long address, + pmd_t *pmdp) +{ + /* + * No flush is necessary. Once an invalid PTE is established, the PTE's + * access and dirty bits cannot be updated. + */ + return pmdp_establish(vma, address, pmdp, pmd_mkinvalid(*pmdp)); +} #endif /** @@ -676,9 +689,8 @@ int p4d_set_huge(p4d_t *p4d, phys_addr_t addr, pgprot_t prot) * * No 512GB pages yet -- always return 0 */ -int p4d_clear_huge(p4d_t *p4d) +void p4d_clear_huge(p4d_t *p4d) { - return 0; } #endif |