diff options
author | Thomas Gleixner <tglx@linutronix.de> | 2015-01-12 10:51:13 +0100 |
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committer | Thomas Gleixner <tglx@linutronix.de> | 2015-01-12 10:51:13 +0100 |
commit | 2f5eaf66e580f64032b365a00157b6b58c266b37 (patch) | |
tree | 7852017c864f0eb3833782e2a017952bd8531458 /arch/arm/include/asm/pgtable.h | |
parent | c291ee622165cb2c8d4e7af63fffd499354a23be (diff) | |
parent | 91d1179212161f220938198b742c328ad38fd0a3 (diff) |
Merge tag 'irqchip-urgent-3.19' of git://git.infradead.org/users/jcooper/linux into irq/urgent
irqchip urgent fixes for v3.19 from Jason Cooper
- mtk-sysirq: Fix error handling
- hip04: Fix cpu map for 16bit value
- gic-v3-its: Clear a warning regarding decimal constants
- omap-intc: Fix legacy DMA regression
- atmel-aic-common: Retain priority when changing type
Diffstat (limited to 'arch/arm/include/asm/pgtable.h')
-rw-r--r-- | arch/arm/include/asm/pgtable.h | 62 |
1 files changed, 51 insertions, 11 deletions
diff --git a/arch/arm/include/asm/pgtable.h b/arch/arm/include/asm/pgtable.h index 3b30062975b..d5cac545ba3 100644 --- a/arch/arm/include/asm/pgtable.h +++ b/arch/arm/include/asm/pgtable.h @@ -252,17 +252,57 @@ static inline void set_pte_at(struct mm_struct *mm, unsigned long addr, set_pte_ext(ptep, pteval, ext); } -#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, |= L_PTE_RDONLY); -PTE_BIT_FUNC(mkwrite, &= ~L_PTE_RDONLY); -PTE_BIT_FUNC(mkclean, &= ~L_PTE_DIRTY); -PTE_BIT_FUNC(mkdirty, |= L_PTE_DIRTY); -PTE_BIT_FUNC(mkold, &= ~L_PTE_YOUNG); -PTE_BIT_FUNC(mkyoung, |= L_PTE_YOUNG); -PTE_BIT_FUNC(mkexec, &= ~L_PTE_XN); -PTE_BIT_FUNC(mknexec, |= L_PTE_XN); +static inline pte_t clear_pte_bit(pte_t pte, pgprot_t prot) +{ + pte_val(pte) &= ~pgprot_val(prot); + return pte; +} + +static inline pte_t set_pte_bit(pte_t pte, pgprot_t prot) +{ + pte_val(pte) |= pgprot_val(prot); + return pte; +} + +static inline pte_t pte_wrprotect(pte_t pte) +{ + return set_pte_bit(pte, __pgprot(L_PTE_RDONLY)); +} + +static inline pte_t pte_mkwrite(pte_t pte) +{ + return clear_pte_bit(pte, __pgprot(L_PTE_RDONLY)); +} + +static inline pte_t pte_mkclean(pte_t pte) +{ + return clear_pte_bit(pte, __pgprot(L_PTE_DIRTY)); +} + +static inline pte_t pte_mkdirty(pte_t pte) +{ + return set_pte_bit(pte, __pgprot(L_PTE_DIRTY)); +} + +static inline pte_t pte_mkold(pte_t pte) +{ + return clear_pte_bit(pte, __pgprot(L_PTE_YOUNG)); +} + +static inline pte_t pte_mkyoung(pte_t pte) +{ + return set_pte_bit(pte, __pgprot(L_PTE_YOUNG)); +} + +static inline pte_t pte_mkexec(pte_t pte) +{ + return clear_pte_bit(pte, __pgprot(L_PTE_XN)); +} + +static inline pte_t pte_mknexec(pte_t pte) +{ + return set_pte_bit(pte, __pgprot(L_PTE_XN)); +} static inline pte_t pte_modify(pte_t pte, pgprot_t newprot) { |