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| author | Jeremy Fitzhardinge <jeremy@goop.org> | 2008-05-20 09:26:24 +0200 |
|---|---|---|
| committer | Linus Torvalds <torvalds@linux-foundation.org> | 2008-05-20 16:51:21 +0200 |
| commit | cbb3077cbe718795d7ae5d78ed11659ca73c97b9 (patch) | |
| tree | 84b121685718028c927872ed2a9c93cf1caf8539 /include/asm-x86/xen/page.h | |
| parent | x86: use PTE_MASK rather than ad-hoc mask (diff) | |
| download | linux-cbb3077cbe718795d7ae5d78ed11659ca73c97b9.tar.xz linux-cbb3077cbe718795d7ae5d78ed11659ca73c97b9.zip | |
xen: use PTE_MASK in pte_mfn()
Use PTE_MASK to extract mfn from pte.
Signed-off-by: Jeremy Fitzhardinge <jeremy.fitzhardinge@citrix.com>
Tested-by: Hugh Dickins <hugh@veritas.com>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Diffstat (limited to 'include/asm-x86/xen/page.h')
| -rw-r--r-- | include/asm-x86/xen/page.h | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/include/asm-x86/xen/page.h b/include/asm-x86/xen/page.h index 01799305f02a..baf3a4dce28c 100644 --- a/include/asm-x86/xen/page.h +++ b/include/asm-x86/xen/page.h @@ -127,7 +127,7 @@ static inline void set_phys_to_machine(unsigned long pfn, unsigned long mfn) 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) |