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x86: unify pgd_bad

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Impact: cleanup

Unify and demacro pgd_bad.

Signed-off-by: Jeremy Fitzhardinge <jeremy.fitzhardinge@citrix.com>
This commit is contained in:
Jeremy Fitzhardinge
2009-02-05 11:31:10 -08:00
parent 30f103167f
commit a61bb29af4
3 changed files with 5 additions and 10 deletions
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5
arch/x86/include/asm/pgtable.h
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@@ -546,6 +546,11 @@ static inline int pud_large(pud_t pud)
return (pud_val(pud) & (_PAGE_PSE | _PAGE_PRESENT)) ==
(_PAGE_PSE | _PAGE_PRESENT);
}
static inline int pud_bad(pud_t pud)
{
return (pud_val(pud) & ~(PTE_PFN_MASK | _KERNPG_TABLE | _PAGE_USER)) != 0;
}
#endif /* PAGETABLE_LEVELS > 2 */
#if PAGETABLE_LEVELS > 3