diff options
author | Ingo Molnar <mingo@elte.hu> | 2008-10-24 12:48:46 +0200 |
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committer | Ingo Molnar <mingo@elte.hu> | 2008-10-24 12:48:46 +0200 |
commit | 8c82a17e9c924c0e9f13e75e4c2f6bca19a4b516 (patch) | |
tree | d535f46a917e14e90deccb29ad00aac016ad18dd /include/asm-x86/pgtable-2level.h | |
parent | 4ce72a2c063a7fa8e42a9435440ae3364115a58d (diff) | |
parent | 57f8f7b60db6f1ed2c6918ab9230c4623a9dbe37 (diff) |
Merge commit 'v2.6.28-rc1' into sched/urgent
Diffstat (limited to 'include/asm-x86/pgtable-2level.h')
-rw-r--r-- | include/asm-x86/pgtable-2level.h | 79 |
1 files changed, 0 insertions, 79 deletions
diff --git a/include/asm-x86/pgtable-2level.h b/include/asm-x86/pgtable-2level.h deleted file mode 100644 index 81762081dcd..00000000000 --- a/include/asm-x86/pgtable-2level.h +++ /dev/null @@ -1,79 +0,0 @@ -#ifndef ASM_X86__PGTABLE_2LEVEL_H -#define ASM_X86__PGTABLE_2LEVEL_H - -#define pte_ERROR(e) \ - printk("%s:%d: bad pte %08lx.\n", __FILE__, __LINE__, (e).pte_low) -#define pgd_ERROR(e) \ - printk("%s:%d: bad pgd %08lx.\n", __FILE__, __LINE__, pgd_val(e)) - -/* - * Certain architectures need to do special things when PTEs - * within a page table are directly modified. Thus, the following - * hook is made available. - */ -static inline void native_set_pte(pte_t *ptep , pte_t pte) -{ - *ptep = pte; -} - -static inline void native_set_pmd(pmd_t *pmdp, pmd_t pmd) -{ - *pmdp = pmd; -} - -static inline void native_set_pte_atomic(pte_t *ptep, pte_t pte) -{ - native_set_pte(ptep, pte); -} - -static inline void native_set_pte_present(struct mm_struct *mm, - unsigned long addr, - pte_t *ptep, pte_t pte) -{ - native_set_pte(ptep, pte); -} - -static inline void native_pmd_clear(pmd_t *pmdp) -{ - native_set_pmd(pmdp, __pmd(0)); -} - -static inline void native_pte_clear(struct mm_struct *mm, - unsigned long addr, pte_t *xp) -{ - *xp = native_make_pte(0); -} - -#ifdef CONFIG_SMP -static inline pte_t native_ptep_get_and_clear(pte_t *xp) -{ - return __pte(xchg(&xp->pte_low, 0)); -} -#else -#define native_ptep_get_and_clear(xp) native_local_ptep_get_and_clear(xp) -#endif - -#define pte_none(x) (!(x).pte_low) - -/* - * Bits 0, 6 and 7 are taken, split up the 29 bits of offset - * into this range: - */ -#define PTE_FILE_MAX_BITS 29 - -#define pte_to_pgoff(pte) \ - ((((pte).pte_low >> 1) & 0x1f) + (((pte).pte_low >> 8) << 5)) - -#define pgoff_to_pte(off) \ - ((pte_t) { .pte_low = (((off) & 0x1f) << 1) + \ - (((off) >> 5) << 8) + _PAGE_FILE }) - -/* Encode and de-code a swap entry */ -#define __swp_type(x) (((x).val >> 1) & 0x1f) -#define __swp_offset(x) ((x).val >> 8) -#define __swp_entry(type, offset) \ - ((swp_entry_t) { ((type) << 1) | ((offset) << 8) }) -#define __pte_to_swp_entry(pte) ((swp_entry_t) { (pte).pte_low }) -#define __swp_entry_to_pte(x) ((pte_t) { .pte = (x).val }) - -#endif /* ASM_X86__PGTABLE_2LEVEL_H */ |