[PATCH 4 of 8] x86: use PTE_MASK in 32-bit PAE

Jeremy Fitzhardinge
2008-05-09T11:11:07Z

Use PTE_MASK in 3-level pagetables (ie, 32-bit PAE).

Signed-off-by: Jeremy Fitzhardinge <jeremy.fitzhardinge@citrix.com>
---
include/asm-x86/pgtable-3level.h | 6 +++---
1 file changed, 3 insertions(+), 3 deletions(-)

diff --git a/include/asm-x86/pgtable-3level.h b/include/asm-x86/pgtable-3level.h
--- a/include/asm-x86/pgtable-3level.h
+++ b/include/asm-x86/pgtable-3level.h
@@ -120,9 +120,9 @@
write_cr3(pgd);
}

-#define pud_page(pud) ((struct page *) __va(pud_val(pud) & PAGE_MASK))
+#define pud_page(pud) ((struct page *) __va(pud_val(pud) & PTE_MASK))

-#define pud_page_vaddr(pud) ((unsigned long) __va(pud_val(pud) & PAGE_MASK))
+#define pud_page_vaddr(pud) ((unsigned long) __va(pud_val(pud) & PTE_MASK))

/* Find an entry in the second-level page table.. */
@@ -160,7 +160,7 @@

static inline unsigned long pte_pfn(pte_t pte)
{
- return (pte_val(pte) & ~_PAGE_NX) >> PAGE_SHIFT;
+ return (pte_val(pte) & PTE_MASK) >> PAGE_SHIFT;
}

/*