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yaml
---
r: 136803
b: refs/heads/master
c: 346309c
h: refs/heads/master
i:
  136801: 24d3f17
  136799: 87405f0
v: v3
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Jeremy Fitzhardinge committed Feb 6, 2009
1 parent a4b8ff2 commit cb49813
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Showing 4 changed files with 12 additions and 10 deletions.
2 changes: 1 addition & 1 deletion [refs]
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@@ -1,2 +1,2 @@
---
refs/heads/master: 97e2817d3423d753fd2f80ea936a370032846382
refs/heads/master: 346309cff6127a38731cf102de3413a562700b84
11 changes: 11 additions & 0 deletions trunk/arch/x86/include/asm/pgtable.h
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Expand Up @@ -498,6 +498,17 @@ static inline unsigned pmd_index(unsigned long address)
*/
#define mk_pte(page, pgprot) pfn_pte(page_to_pfn(page), (pgprot))

/*
* the pte page can be thought of an array like this: pte_t[PTRS_PER_PTE]
*
* this function returns the index of the entry in the pte page which would
* control the given virtual address
*/
static inline unsigned pte_index(unsigned long address)
{
return (address >> PAGE_SHIFT) & (PTRS_PER_PTE - 1);
}

#if PAGETABLE_LEVELS > 2
static inline int pud_present(pud_t pud)
{
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8 changes: 0 additions & 8 deletions trunk/arch/x86/include/asm/pgtable_32.h
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Expand Up @@ -97,14 +97,6 @@ extern unsigned long pg0[];

static inline int pud_large(pud_t pud) { return 0; }

/*
* the pte page can be thought of an array like this: pte_t[PTRS_PER_PTE]
*
* this macro returns the index of the entry in the pte page which would
* control the given virtual address
*/
#define pte_index(address) \
(((address) >> PAGE_SHIFT) & (PTRS_PER_PTE - 1))
#define pte_offset_kernel(dir, address) \
((pte_t *)pmd_page_vaddr(*(dir)) + pte_index((address)))

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1 change: 0 additions & 1 deletion trunk/arch/x86/include/asm/pgtable_64.h
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Expand Up @@ -198,7 +198,6 @@ static inline int pud_large(pud_t pte)

/* PTE - Level 1 access. */

#define pte_index(address) (((address) >> PAGE_SHIFT) & (PTRS_PER_PTE - 1))
#define pte_offset_kernel(dir, address) ((pte_t *) pmd_page_vaddr(*(dir)) + \
pte_index((address)))

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