diff options
Diffstat (limited to 'include/asm-x86/pgtable-3level.h')
| -rw-r--r-- | include/asm-x86/pgtable-3level.h | 13 |
1 files changed, 3 insertions, 10 deletions
diff --git a/include/asm-x86/pgtable-3level.h b/include/asm-x86/pgtable-3level.h index 105057f34032..75f4276b5ddb 100644 --- a/include/asm-x86/pgtable-3level.h +++ b/include/asm-x86/pgtable-3level.h | |||
| @@ -1,5 +1,5 @@ | |||
| 1 | #ifndef _I386_PGTABLE_3LEVEL_H | 1 | #ifndef ASM_X86__PGTABLE_3LEVEL_H |
| 2 | #define _I386_PGTABLE_3LEVEL_H | 2 | #define ASM_X86__PGTABLE_3LEVEL_H |
| 3 | 3 | ||
| 4 | /* | 4 | /* |
| 5 | * Intel Physical Address Extension (PAE) Mode - three-level page | 5 | * Intel Physical Address Extension (PAE) Mode - three-level page |
| @@ -151,18 +151,11 @@ static inline int pte_same(pte_t a, pte_t b) | |||
| 151 | return a.pte_low == b.pte_low && a.pte_high == b.pte_high; | 151 | return a.pte_low == b.pte_low && a.pte_high == b.pte_high; |
| 152 | } | 152 | } |
| 153 | 153 | ||
| 154 | #define pte_page(x) pfn_to_page(pte_pfn(x)) | ||
| 155 | |||
| 156 | static inline int pte_none(pte_t pte) | 154 | static inline int pte_none(pte_t pte) |
| 157 | { | 155 | { |
| 158 | return !pte.pte_low && !pte.pte_high; | 156 | return !pte.pte_low && !pte.pte_high; |
| 159 | } | 157 | } |
| 160 | 158 | ||
| 161 | static inline unsigned long pte_pfn(pte_t pte) | ||
| 162 | { | ||
| 163 | return (pte_val(pte) & PTE_PFN_MASK) >> PAGE_SHIFT; | ||
| 164 | } | ||
| 165 | |||
| 166 | /* | 159 | /* |
| 167 | * Bits 0, 6 and 7 are taken in the low part of the pte, | 160 | * Bits 0, 6 and 7 are taken in the low part of the pte, |
| 168 | * put the 32 bits of offset into the high part. | 161 | * put the 32 bits of offset into the high part. |
| @@ -179,4 +172,4 @@ static inline unsigned long pte_pfn(pte_t pte) | |||
| 179 | #define __pte_to_swp_entry(pte) ((swp_entry_t){ (pte).pte_high }) | 172 | #define __pte_to_swp_entry(pte) ((swp_entry_t){ (pte).pte_high }) |
| 180 | #define __swp_entry_to_pte(x) ((pte_t){ { .pte_high = (x).val } }) | 173 | #define __swp_entry_to_pte(x) ((pte_t){ { .pte_high = (x).val } }) |
| 181 | 174 | ||
| 182 | #endif /* _I386_PGTABLE_3LEVEL_H */ | 175 | #endif /* ASM_X86__PGTABLE_3LEVEL_H */ |
