diff options
Diffstat (limited to 'arch/arm/include/asm/pgtable-3level.h')
| -rw-r--r-- | arch/arm/include/asm/pgtable-3level.h | 12 |
1 files changed, 6 insertions, 6 deletions
diff --git a/arch/arm/include/asm/pgtable-3level.h b/arch/arm/include/asm/pgtable-3level.h index eabe72ff7381..7b71a3d414b7 100644 --- a/arch/arm/include/asm/pgtable-3level.h +++ b/arch/arm/include/asm/pgtable-3level.h @@ -76,6 +76,9 @@ #define L_PTE_NONE (_AT(pteval_t, 1) << 57) /* PROT_NONE */ #define L_PTE_RDONLY (_AT(pteval_t, 1) << 58) /* READ ONLY */ +/* We borrow bit 7 to store the exclusive marker in swap PTEs. */ +#define L_PTE_SWP_EXCLUSIVE (_AT(pteval_t, 1) << 7) + #define L_PMD_SECT_VALID (_AT(pmdval_t, 1) << 0) #define L_PMD_SECT_DIRTY (_AT(pmdval_t, 1) << 55) #define L_PMD_SECT_NONE (_AT(pmdval_t, 1) << 57) @@ -109,13 +112,12 @@ #ifndef __ASSEMBLY__ #define pud_none(pud) (!pud_val(pud)) -#define pud_bad(pud) (!(pud_val(pud) & 2)) +#define pud_bad(pud) (!(pud_val(pud) & PUD_TABLE_BIT)) #define pud_present(pud) (pud_val(pud)) #define pmd_table(pmd) ((pmd_val(pmd) & PMD_TYPE_MASK) == \ PMD_TYPE_TABLE) #define pmd_sect(pmd) ((pmd_val(pmd) & PMD_TYPE_MASK) == \ PMD_TYPE_SECT) -#define pmd_large(pmd) pmd_sect(pmd) #define pmd_leaf(pmd) pmd_sect(pmd) #define pud_clear(pudp) \ @@ -135,7 +137,7 @@ static inline pmd_t *pud_pgtable(pud_t pud) return __va(pud_val(pud) & PHYS_MASK & (s32)PAGE_MASK); } -#define pmd_bad(pmd) (!(pmd_val(pmd) & 2)) +#define pmd_bad(pmd) (!(pmd_val(pmd) & PMD_TABLE_BIT)) #define copy_pmd(pmdpd,pmdps) \ do { \ @@ -188,7 +190,6 @@ static inline pte_t pte_mkspecial(pte_t pte) #define pmd_dirty(pmd) (pmd_isset((pmd), L_PMD_SECT_DIRTY)) #define pmd_hugewillfault(pmd) (!pmd_young(pmd) || !pmd_write(pmd)) -#define pmd_thp_or_huge(pmd) (pmd_huge(pmd) || pmd_trans_huge(pmd)) #ifdef CONFIG_TRANSPARENT_HUGEPAGE #define pmd_trans_huge(pmd) (pmd_val(pmd) && !pmd_table(pmd)) @@ -199,7 +200,7 @@ static inline pmd_t pmd_##fn(pmd_t pmd) { pmd_val(pmd) op; return pmd; } PMD_BIT_FUNC(wrprotect, |= L_PMD_SECT_RDONLY); PMD_BIT_FUNC(mkold, &= ~PMD_SECT_AF); -PMD_BIT_FUNC(mkwrite, &= ~L_PMD_SECT_RDONLY); +PMD_BIT_FUNC(mkwrite_novma, &= ~L_PMD_SECT_RDONLY); PMD_BIT_FUNC(mkdirty, |= L_PMD_SECT_DIRTY); PMD_BIT_FUNC(mkclean, &= ~L_PMD_SECT_DIRTY); PMD_BIT_FUNC(mkyoung, |= PMD_SECT_AF); @@ -208,7 +209,6 @@ PMD_BIT_FUNC(mkyoung, |= PMD_SECT_AF); #define pmd_pfn(pmd) (((pmd_val(pmd) & PMD_MASK) & PHYS_MASK) >> PAGE_SHIFT) #define pfn_pmd(pfn,prot) (__pmd(((phys_addr_t)(pfn) << PAGE_SHIFT) | pgprot_val(prot))) -#define mk_pmd(page,prot) pfn_pmd(page_to_pfn(page),prot) /* No hardware dirty/accessed bits -- generic_pmdp_establish() fits */ #define pmdp_establish generic_pmdp_establish |