diff options
| author | Jeremy Fitzhardinge <jeremy@goop.org> | 2009-02-05 20:30:48 +0100 |
|---|---|---|
| committer | Jeremy Fitzhardinge <jeremy@goop.org> | 2009-02-06 21:31:07 +0100 |
| commit | 5ba7c91341be61e0942f792c237ac067d9f32f51 (patch) | |
| tree | f4c823f02eef1ab39749f9cec5e86da950ea546b /arch/x86/include/asm | |
| parent | x86: unify pte_present (diff) | |
| download | linux-5ba7c91341be61e0942f792c237ac067d9f32f51.tar.xz linux-5ba7c91341be61e0942f792c237ac067d9f32f51.zip | |
x86: unify pud_present
Impact: cleanup
Unify and demacro pud_present.
Signed-off-by: Jeremy Fitzhardinge <jeremy.fitzhardinge@citrix.com>
Diffstat (limited to 'arch/x86/include/asm')
| -rw-r--r-- | arch/x86/include/asm/pgtable-3level.h | 5 | ||||
| -rw-r--r-- | arch/x86/include/asm/pgtable.h | 7 | ||||
| -rw-r--r-- | arch/x86/include/asm/pgtable_64.h | 1 |
3 files changed, 7 insertions, 6 deletions
diff --git a/arch/x86/include/asm/pgtable-3level.h b/arch/x86/include/asm/pgtable-3level.h index 51832fa04743..524bd91b9952 100644 --- a/arch/x86/include/asm/pgtable-3level.h +++ b/arch/x86/include/asm/pgtable-3level.h @@ -28,11 +28,6 @@ static inline int pud_bad(pud_t pud) return (pud_val(pud) & ~(PTE_PFN_MASK | _KERNPG_TABLE | _PAGE_USER)) != 0; } -static inline int pud_present(pud_t pud) -{ - return pud_val(pud) & _PAGE_PRESENT; -} - /* Rules for using set_pte: the pte being assigned *must* be * either not present or in a state where the hardware will * not attempt to update the pte. In places where this is diff --git a/arch/x86/include/asm/pgtable.h b/arch/x86/include/asm/pgtable.h index 17fcc17d6b4f..c117b28df151 100644 --- a/arch/x86/include/asm/pgtable.h +++ b/arch/x86/include/asm/pgtable.h @@ -445,6 +445,13 @@ static inline int pte_present(pte_t a) return pte_flags(a) & (_PAGE_PRESENT | _PAGE_PROTNONE); } +#if PAGETABLE_LEVELS > 2 +static inline int pud_present(pud_t pud) +{ + return pud_val(pud) & _PAGE_PRESENT; +} +#endif /* PAGETABLE_LEVELS > 2 */ + #endif /* __ASSEMBLY__ */ #ifdef CONFIG_X86_32 diff --git a/arch/x86/include/asm/pgtable_64.h b/arch/x86/include/asm/pgtable_64.h index 35b8dbc068e0..acdc27b202c8 100644 --- a/arch/x86/include/asm/pgtable_64.h +++ b/arch/x86/include/asm/pgtable_64.h @@ -194,7 +194,6 @@ static inline int pgd_large(pgd_t pgd) { return 0; } #define pud_index(address) (((address) >> PUD_SHIFT) & (PTRS_PER_PUD - 1)) #define pud_offset(pgd, address) \ ((pud_t *)pgd_page_vaddr(*(pgd)) + pud_index((address))) -#define pud_present(pud) (pud_val((pud)) & _PAGE_PRESENT) static inline int pud_large(pud_t pte) { |