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author | Jeremy Fitzhardinge <jeremy@goop.org> | 2009-02-05 14:31:04 -0500 |
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committer | Jeremy Fitzhardinge <jeremy@goop.org> | 2009-02-06 15:31:49 -0500 |
commit | 3180fba0eec0d14e4ac8183a90d643d0d3383c75 (patch) | |
tree | 02a30fc6a0c96a826e2ad3fb9eb1378edd0c4656 /arch/x86/include/asm/pgtable.h | |
parent | bd44d64db1db6acf2dea9ba130b8cb0a54e1dabd (diff) |
x86: unify pmd_pfn
Impact: cleanup
Unify and demacro pmd_pfn.
Signed-off-by: Jeremy Fitzhardinge <jeremy.fitzhardinge@citrix.com>
Diffstat (limited to 'arch/x86/include/asm/pgtable.h')
-rw-r--r-- | arch/x86/include/asm/pgtable.h | 5 |
1 files changed, 5 insertions, 0 deletions
diff --git a/arch/x86/include/asm/pgtable.h b/arch/x86/include/asm/pgtable.h index a7dbb05075d2..532144c2f1cc 100644 --- a/arch/x86/include/asm/pgtable.h +++ b/arch/x86/include/asm/pgtable.h | |||
@@ -510,6 +510,11 @@ static inline pmd_t *pmd_offset(pud_t *pud, unsigned long address) | |||
510 | { | 510 | { |
511 | return (pmd_t *)pud_page_vaddr(*pud) + pmd_index(address); | 511 | return (pmd_t *)pud_page_vaddr(*pud) + pmd_index(address); |
512 | } | 512 | } |
513 | |||
514 | static inline unsigned long pmd_pfn(pmd_t pmd) | ||
515 | { | ||
516 | return (pmd_val(pmd) & PTE_PFN_MASK) >> PAGE_SHIFT; | ||
517 | } | ||
513 | #endif /* PAGETABLE_LEVELS > 2 */ | 518 | #endif /* PAGETABLE_LEVELS > 2 */ |
514 | 519 | ||
515 | #if PAGETABLE_LEVELS > 3 | 520 | #if PAGETABLE_LEVELS > 3 |