diff options
Diffstat (limited to 'arch/arm64')
| -rw-r--r-- | arch/arm64/include/asm/pgtable.h | 51 |
1 files changed, 41 insertions, 10 deletions
diff --git a/arch/arm64/include/asm/pgtable.h b/arch/arm64/include/asm/pgtable.h index 7f2b60affbb4..27c78395ae76 100644 --- a/arch/arm64/include/asm/pgtable.h +++ b/arch/arm64/include/asm/pgtable.h @@ -146,16 +146,47 @@ extern struct page *empty_zero_page; #define pte_valid_user(pte) \ ((pte_val(pte) & (PTE_VALID | PTE_USER)) == (PTE_VALID | PTE_USER)) -#define PTE_BIT_FUNC(fn,op) \ -static inline pte_t pte_##fn(pte_t pte) { pte_val(pte) op; return pte; } - -PTE_BIT_FUNC(wrprotect, |= PTE_RDONLY); -PTE_BIT_FUNC(mkwrite, &= ~PTE_RDONLY); -PTE_BIT_FUNC(mkclean, &= ~PTE_DIRTY); -PTE_BIT_FUNC(mkdirty, |= PTE_DIRTY); -PTE_BIT_FUNC(mkold, &= ~PTE_AF); -PTE_BIT_FUNC(mkyoung, |= PTE_AF); -PTE_BIT_FUNC(mkspecial, |= PTE_SPECIAL); +static inline pte_t pte_wrprotect(pte_t pte) +{ + pte_val(pte) |= PTE_RDONLY; + return pte; +} + +static inline pte_t pte_mkwrite(pte_t pte) +{ + pte_val(pte) &= ~PTE_RDONLY; + return pte; +} + +static inline pte_t pte_mkclean(pte_t pte) +{ + pte_val(pte) &= ~PTE_DIRTY; + return pte; +} + +static inline pte_t pte_mkdirty(pte_t pte) +{ + pte_val(pte) |= PTE_DIRTY; + return pte; +} + +static inline pte_t pte_mkold(pte_t pte) +{ + pte_val(pte) &= ~PTE_AF; + return pte; +} + +static inline pte_t pte_mkyoung(pte_t pte) +{ + pte_val(pte) |= PTE_AF; + return pte; +} + +static inline pte_t pte_mkspecial(pte_t pte) +{ + pte_val(pte) |= PTE_SPECIAL; + return pte; +} static inline void set_pte(pte_t *ptep, pte_t pte) { |