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authorIngo Molnar <mingo@elte.hu>2008-05-29 16:05:05 +0200
committerIngo Molnar <mingo@elte.hu>2008-05-29 16:05:05 +0200
commit6715930654e06c4d2e66e718ea159079f71838f4 (patch)
tree6a0a19fb62f3e99cb5f6bf6c34ae541f7c30fb42 /include/asm-x86/pgtable.h
parentea3f01f8afd3bc5daff915cc4ea5cc5ea9e7d427 (diff)
parente490517a039a99d692cb3a5561941b0a5f576172 (diff)
downloadlinux-rt-6715930654e06c4d2e66e718ea159079f71838f4.tar.gz
Merge commit 'linus/master' into sched-fixes-for-linus
Diffstat (limited to 'include/asm-x86/pgtable.h')
-rw-r--r--include/asm-x86/pgtable.h3
1 files changed, 2 insertions, 1 deletions
diff --git a/include/asm-x86/pgtable.h b/include/asm-x86/pgtable.h
index 55c3a0e3a8ce..97c271b2910b 100644
--- a/include/asm-x86/pgtable.h
+++ b/include/asm-x86/pgtable.h
@@ -57,6 +57,7 @@
#define _KERNPG_TABLE (_PAGE_PRESENT | _PAGE_RW | _PAGE_ACCESSED | \
_PAGE_DIRTY)
+/* Set of bits not changed in pte_modify */
#define _PAGE_CHG_MASK (PTE_MASK | _PAGE_PCD | _PAGE_PWT | \
_PAGE_ACCESSED | _PAGE_DIRTY)
@@ -304,7 +305,7 @@ static inline pgprot_t pgprot_modify(pgprot_t oldprot, pgprot_t newprot)
return __pgprot(preservebits | addbits);
}
-#define pte_pgprot(x) __pgprot(pte_val(x) & (0xfff | _PAGE_NX))
+#define pte_pgprot(x) __pgprot(pte_val(x) & ~PTE_MASK)
#define canon_pgprot(p) __pgprot(pgprot_val(p) & __supported_pte_mask)