diff options
| author | Jeremy Fitzhardinge <jeremy@goop.org> | 2008-05-20 03:26:23 -0400 |
|---|---|---|
| committer | Linus Torvalds <torvalds@linux-foundation.org> | 2008-05-20 10:51:21 -0400 |
| commit | ba23cef5c23cf1e9298032037d919157553d1211 (patch) | |
| tree | 60fe1e5a9500165d5fcab710435a4bf3b22666cc | |
| parent | 86aaf4fd4ea25ddde05772d03b93dbce23c0ead1 (diff) | |
x86: use PTE_MASK rather than ad-hoc mask
Use ~PTE_MASK to extract the non-pfn parts of the pte (ie, the pte
flags), rather than constructing an ad-hoc mask.
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>
| -rw-r--r-- | include/asm-x86/pgtable.h | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/include/asm-x86/pgtable.h b/include/asm-x86/pgtable.h index b816134f753a..97c271b2910b 100644 --- a/include/asm-x86/pgtable.h +++ b/include/asm-x86/pgtable.h | |||
| @@ -305,7 +305,7 @@ static inline pgprot_t pgprot_modify(pgprot_t oldprot, pgprot_t newprot) | |||
| 305 | return __pgprot(preservebits | addbits); | 305 | return __pgprot(preservebits | addbits); |
| 306 | } | 306 | } |
| 307 | 307 | ||
| 308 | #define pte_pgprot(x) __pgprot(pte_val(x) & (0xfff | _PAGE_NX)) | 308 | #define pte_pgprot(x) __pgprot(pte_val(x) & ~PTE_MASK) |
| 309 | 309 | ||
| 310 | #define canon_pgprot(p) __pgprot(pgprot_val(p) & __supported_pte_mask) | 310 | #define canon_pgprot(p) __pgprot(pgprot_val(p) & __supported_pte_mask) |
| 311 | 311 | ||