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-rw-r--r--include/asm-x86/pgtable-3level.h13
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
156static inline int pte_none(pte_t pte) 154static 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
161static 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 */