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authorJeremy Fitzhardinge <jeremy@goop.org>2009-02-05 11:30:51 -0800
committerJeremy Fitzhardinge <jeremy@goop.org>2009-02-06 12:31:48 -0800
commit4fea801ac95d6534a93aa01d3ac62be163d845af (patch)
treea5a285d5fd1c07c8d24d8da2f0517ac3f71cc9ed /arch/x86/include/asm/pgtable_32.h
parent649e8ef60fac0a2f6960cdb090d73e78717ac065 (diff)
downloadop-kernel-dev-4fea801ac95d6534a93aa01d3ac62be163d845af.zip
op-kernel-dev-4fea801ac95d6534a93aa01d3ac62be163d845af.tar.gz
x86: unify pmd_none
Impact: cleanup Unify and demacro pmd_none. Signed-off-by: Jeremy Fitzhardinge <jeremy.fitzhardinge@citrix.com>
Diffstat (limited to 'arch/x86/include/asm/pgtable_32.h')
-rw-r--r--arch/x86/include/asm/pgtable_32.h2
1 files changed, 0 insertions, 2 deletions
diff --git a/arch/x86/include/asm/pgtable_32.h b/arch/x86/include/asm/pgtable_32.h
index f351607..26e7356 100644
--- a/arch/x86/include/asm/pgtable_32.h
+++ b/arch/x86/include/asm/pgtable_32.h
@@ -85,8 +85,6 @@ extern void set_pmd_pfn(unsigned long, unsigned long, pgprot_t);
/* The boot page tables (all created as a single array) */
extern unsigned long pg0[];
-/* To avoid harmful races, pmd_none(x) should check only the lower when PAE */
-#define pmd_none(x) (!(unsigned long)pmd_val((x)))
#define pmd_bad(x) ((pmd_val(x) & (PTE_FLAGS_MASK & ~_PAGE_USER)) != _KERNPG_TABLE)
#define pages_to_mb(x) ((x) >> (20-PAGE_SHIFT))
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