From 3fbc2444f465710cdf0c832461a6a14338437453 Mon Sep 17 00:00:00 2001 From: Jeremy Fitzhardinge Date: Thu, 5 Feb 2009 11:31:07 -0800 Subject: [PATCH] x86: unify pte_offset_kernel Impact: cleanup Unify and demacro pte_offset_kernel. Signed-off-by: Jeremy Fitzhardinge --- arch/x86/include/asm/pgtable.h | 5 +++++ arch/x86/include/asm/pgtable_32.h | 3 --- arch/x86/include/asm/pgtable_64.h | 3 --- 3 files changed, 5 insertions(+), 6 deletions(-) diff --git a/arch/x86/include/asm/pgtable.h b/arch/x86/include/asm/pgtable.h index 10a8c2e..c61b37a 100644 --- a/arch/x86/include/asm/pgtable.h +++ b/arch/x86/include/asm/pgtable.h @@ -509,6 +509,11 @@ static inline unsigned pte_index(unsigned long address) return (address >> PAGE_SHIFT) & (PTRS_PER_PTE - 1); } +static inline pte_t *pte_offset_kernel(pmd_t *pmd, unsigned long address) +{ + return (pte_t *)pmd_page_vaddr(*pmd) + pte_index(address); +} + #if PAGETABLE_LEVELS > 2 static inline int pud_present(pud_t pud) { diff --git a/arch/x86/include/asm/pgtable_32.h b/arch/x86/include/asm/pgtable_32.h index 00d298e..133fc4e 100644 --- a/arch/x86/include/asm/pgtable_32.h +++ b/arch/x86/include/asm/pgtable_32.h @@ -97,9 +97,6 @@ extern unsigned long pg0[]; static inline int pud_large(pud_t pud) { return 0; } -#define pte_offset_kernel(dir, address) \ - ((pte_t *)pmd_page_vaddr(*(dir)) + pte_index((address))) - #if defined(CONFIG_HIGHPTE) #define pte_offset_map(dir, address) \ ((pte_t *)kmap_atomic_pte(pmd_page(*(dir)), KM_PTE0) + \ diff --git a/arch/x86/include/asm/pgtable_64.h b/arch/x86/include/asm/pgtable_64.h index e7321bc..a8bfb75 100644 --- a/arch/x86/include/asm/pgtable_64.h +++ b/arch/x86/include/asm/pgtable_64.h @@ -198,9 +198,6 @@ static inline int pud_large(pud_t pte) /* PTE - Level 1 access. */ -#define pte_offset_kernel(dir, address) ((pte_t *) pmd_page_vaddr(*(dir)) + \ - pte_index((address))) - /* x86-64 always has all page tables mapped. */ #define pte_offset_map(dir, address) pte_offset_kernel((dir), (address)) #define pte_offset_map_nested(dir, address) pte_offset_kernel((dir), (address)) -- 2.7.4