From 82bc03fc158e28c90d7ed9919410776039cb4e14 Mon Sep 17 00:00:00 2001 From: Ingo Molnar Date: Wed, 30 Jan 2008 13:32:54 +0100 Subject: x86: add PWT to NOCACHE flags add PWT bit to NOCACHE flags. No real difference to CPUs, but needed later for PAT. Signed-off-by: Ingo Molnar Signed-off-by: Thomas Gleixner --- include/asm-x86/pgtable_64.h | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-) (limited to 'include/asm-x86/pgtable_64.h') diff --git a/include/asm-x86/pgtable_64.h b/include/asm-x86/pgtable_64.h index 3f280105d7b3..9c9cddf5138b 100644 --- a/include/asm-x86/pgtable_64.h +++ b/include/asm-x86/pgtable_64.h @@ -189,13 +189,13 @@ static inline pte_t ptep_get_and_clear_full(struct mm_struct *mm, unsigned long #define __PAGE_KERNEL_EXEC \ (_PAGE_PRESENT | _PAGE_RW | _PAGE_DIRTY | _PAGE_ACCESSED) #define __PAGE_KERNEL_NOCACHE \ - (_PAGE_PRESENT | _PAGE_RW | _PAGE_DIRTY | _PAGE_PCD | _PAGE_ACCESSED | _PAGE_NX) + (_PAGE_PRESENT | _PAGE_RW | _PAGE_DIRTY | _PAGE_PCD | _PAGE_PWT | _PAGE_ACCESSED | _PAGE_NX) #define __PAGE_KERNEL_RO \ (_PAGE_PRESENT | _PAGE_DIRTY | _PAGE_ACCESSED | _PAGE_NX) #define __PAGE_KERNEL_VSYSCALL \ (_PAGE_PRESENT | _PAGE_USER | _PAGE_ACCESSED) #define __PAGE_KERNEL_VSYSCALL_NOCACHE \ - (_PAGE_PRESENT | _PAGE_USER | _PAGE_ACCESSED | _PAGE_PCD) + (_PAGE_PRESENT | _PAGE_USER | _PAGE_ACCESSED | _PAGE_PCD | _PAGE_PWT) #define __PAGE_KERNEL_LARGE \ (__PAGE_KERNEL | _PAGE_PSE) #define __PAGE_KERNEL_LARGE_EXEC \ -- cgit v1.2.3-55-g7522