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OpenCloudOS-Kernel
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x86: unify pgd_bad 

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 11:31:09 -08:00
parent 3f6cbef1d7
commit 30f103167f
2 changed files with 5 additions and 5 deletions
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5
arch/x86/include/asm/pgtable.h
View File

@ -574,6 +574,11 @@ static inline pud_t *pud_offset(pgd_t *pgd, unsigned long address)
{
return (pud_t *)pgd_page_vaddr(*pgd) + pud_index(address);
}
static inline int pgd_bad(pgd_t pgd)
{
return (pgd_val(pgd) & ~(PTE_PFN_MASK | _PAGE_USER)) != _KERNPG_TABLE;
}
#endif /* PAGETABLE_LEVELS > 3 */
#endif /* __ASSEMBLY__ */

5
arch/x86/include/asm/pgtable_64.h
View File

@ -154,11 +154,6 @@ static inline void native_pgd_clear(pgd_t *pgd)
#ifndef __ASSEMBLY__
static inline int pgd_bad(pgd_t pgd)
{
return (pgd_val(pgd) & ~(PTE_PFN_MASK | _PAGE_USER)) != _KERNPG_TABLE;
}
static inline int pud_bad(pud_t pud)
{
return (pud_val(pud) & ~(PTE_PFN_MASK | _PAGE_USER)) != _KERNPG_TABLE;