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x86, pgtable.h: fix 2-level 32-bit build

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- pmd_flags() needs to be available on 2-levels too
- provide pud_large() wrapper as well
- include page.h - it provides basic types relied on by pgtable.h

Signed-off-by: Ingo Molnar <mingo@elte.hu>
This commit is contained in:
Ingo Molnar 2009-02-09 11:57:45 +01:00
parent e5f7f202f3
commit c47c1b1f3a
2 changed files with 14 additions and 4 deletions
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9
arch/x86/include/asm/page.h
View file

@ -139,10 +139,6 @@ static inline pmdval_t native_pmd_val(pmd_t pmd)
return pmd.pmd;
}
static inline pmdval_t pmd_flags(pmd_t pmd)
{
return native_pmd_val(pmd) & PTE_FLAGS_MASK;
}
#else /* PAGETABLE_LEVELS == 2 */
#include <asm-generic/pgtable-nopmd.h>
@ -152,6 +148,11 @@ static inline pmdval_t native_pmd_val(pmd_t pmd)
}
#endif /* PAGETABLE_LEVELS >= 3 */
static inline pmdval_t pmd_flags(pmd_t pmd)
{
return native_pmd_val(pmd) & PTE_FLAGS_MASK;
}
static inline pte_t native_make_pte(pteval_t val)
{
return (pte_t) { .pte = val };

9
arch/x86/include/asm/pgtable.h
View file

@ -1,6 +1,8 @@
#ifndef _ASM_X86_PGTABLE_H
#define _ASM_X86_PGTABLE_H
#include <asm/page.h>
#define FIRST_USER_ADDRESS 0
#define _PAGE_BIT_PRESENT 0 /* is present */
@ -528,6 +530,13 @@ static inline unsigned long pages_to_mb(unsigned long npg)
#define io_remap_pfn_range(vma, vaddr, pfn, size, prot) \
remap_pfn_range(vma, vaddr, pfn, size, prot)
#if PAGETABLE_LEVELS == 2
static inline int pud_large(pud_t pud)
{
return 0;
}
#endif
#if PAGETABLE_LEVELS > 2
static inline int pud_none(pud_t pud)
{