[PATCH 8 of 8] xen: use PTE_MASK in pte_mfn()

From: Jeremy Fitzhardinge
Date: Tue May 20 2008 - 05:09:42 EST


Use PTE_MASK to extract mfn from pte.

Signed-off-by: Jeremy Fitzhardinge <jeremy.fitzhardinge@xxxxxxxxxx>
---
include/asm-x86/xen/page.h | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/include/asm-x86/xen/page.h b/include/asm-x86/xen/page.h
--- a/include/asm-x86/xen/page.h
+++ b/include/asm-x86/xen/page.h
@@ -127,7 +127,7 @@

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

static inline pte_t mfn_pte(unsigned long page_nr, pgprot_t pgprot)


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