diff options
| author | Jeremy Fitzhardinge <jeremy@goop.org> | 2009-02-06 13:05:01 -0800 |
|---|---|---|
| committer | Vegard Nossum <vegard.nossum@gmail.com> | 2009-06-15 15:49:19 +0200 |
| commit | 9d31c5068b852deaf02ccfb4a1ed2b54f3b9358a (patch) | |
| tree | 592f73a4251749c238adacc775d0741291e91006 /arch/x86 | |
| parent | 0a4af3b09309049d8560f8ad558a1337bb4f7f32 (diff) | |
x86: make _PAGE_HIDDEN conditional
Only _PAGE_HIDDEN when CONFIG_KMEMCHECK is defined, otherwise set it
to 0. Allows later cleanups.
Signed-off-by: Jeremy Fitzhardinge <jeremy.fitzhardinge@citrix.com>
[rebased for mainline inclusion]
Signed-off-by: Vegard Nossum <vegard.nossum@gmail.com>
Diffstat (limited to 'arch/x86')
| -rw-r--r-- | arch/x86/include/asm/pgtable_types.h | 7 |
1 files changed, 6 insertions, 1 deletions
diff --git a/arch/x86/include/asm/pgtable_types.h b/arch/x86/include/asm/pgtable_types.h index 9b5c92140aab..54cb697f4900 100644 --- a/arch/x86/include/asm/pgtable_types.h +++ b/arch/x86/include/asm/pgtable_types.h @@ -41,13 +41,18 @@ #define _PAGE_GLOBAL (_AT(pteval_t, 1) << _PAGE_BIT_GLOBAL) #define _PAGE_UNUSED1 (_AT(pteval_t, 1) << _PAGE_BIT_UNUSED1) #define _PAGE_IOMAP (_AT(pteval_t, 1) << _PAGE_BIT_IOMAP) -#define _PAGE_HIDDEN (_AT(pteval_t, 1) << _PAGE_BIT_HIDDEN) #define _PAGE_PAT (_AT(pteval_t, 1) << _PAGE_BIT_PAT) #define _PAGE_PAT_LARGE (_AT(pteval_t, 1) << _PAGE_BIT_PAT_LARGE) #define _PAGE_SPECIAL (_AT(pteval_t, 1) << _PAGE_BIT_SPECIAL) #define _PAGE_CPA_TEST (_AT(pteval_t, 1) << _PAGE_BIT_CPA_TEST) #define __HAVE_ARCH_PTE_SPECIAL +#ifdef CONFIG_KMEMCHECK +#define _PAGE_HIDDEN (_AT(pteval_t, 1) << _PAGE_BIT_HIDDEN) +#else +#define _PAGE_HIDDEN (_AT(pteval_t, 0)) +#endif + #if defined(CONFIG_X86_64) || defined(CONFIG_X86_PAE) #define _PAGE_NX (_AT(pteval_t, 1) << _PAGE_BIT_NX) #else |