diff options
Diffstat (limited to 'linux-2.6-xen-sparse/include/asm-x86_64/mach-xen/asm/pgtable.h')
| -rw-r--r-- | linux-2.6-xen-sparse/include/asm-x86_64/mach-xen/asm/pgtable.h | 19 |
1 files changed, 13 insertions, 6 deletions
diff --git a/linux-2.6-xen-sparse/include/asm-x86_64/mach-xen/asm/pgtable.h b/linux-2.6-xen-sparse/include/asm-x86_64/mach-xen/asm/pgtable.h index ff6d94f9e0..0c4d0a888e 100644 --- a/linux-2.6-xen-sparse/include/asm-x86_64/mach-xen/asm/pgtable.h +++ b/linux-2.6-xen-sparse/include/asm-x86_64/mach-xen/asm/pgtable.h @@ -205,8 +205,14 @@ static inline pte_t ptep_get_and_clear_full(struct mm_struct *mm, unsigned long #define _PAGE_PROTNONE 0x080 /* If not present */ #define _PAGE_NX (1UL<<_PAGE_BIT_NX) +#ifdef CONFIG_XEN_COMPAT_030002 +extern unsigned int __kernel_page_user; +#else +#define __kernel_page_user 0 +#endif + #define _PAGE_TABLE (_PAGE_PRESENT | _PAGE_RW | _PAGE_USER | _PAGE_ACCESSED | _PAGE_DIRTY) -#define _KERNPG_TABLE (_PAGE_PRESENT | _PAGE_RW | _PAGE_ACCESSED | _PAGE_DIRTY) +#define _KERNPG_TABLE (_PAGE_PRESENT | _PAGE_RW | _PAGE_ACCESSED | _PAGE_DIRTY | __kernel_page_user) #define _PAGE_CHG_MASK (PTE_MASK | _PAGE_ACCESSED | _PAGE_DIRTY) @@ -219,13 +225,13 @@ static inline pte_t ptep_get_and_clear_full(struct mm_struct *mm, unsigned long #define PAGE_READONLY __pgprot(_PAGE_PRESENT | _PAGE_USER | _PAGE_ACCESSED | _PAGE_NX) #define PAGE_READONLY_EXEC __pgprot(_PAGE_PRESENT | _PAGE_USER | _PAGE_ACCESSED) #define __PAGE_KERNEL \ - (_PAGE_PRESENT | _PAGE_RW | _PAGE_DIRTY | _PAGE_ACCESSED | _PAGE_NX) + (_PAGE_PRESENT | _PAGE_RW | _PAGE_DIRTY | _PAGE_ACCESSED | _PAGE_NX | __kernel_page_user) #define __PAGE_KERNEL_EXEC \ - (_PAGE_PRESENT | _PAGE_RW | _PAGE_DIRTY | _PAGE_ACCESSED) + (_PAGE_PRESENT | _PAGE_RW | _PAGE_DIRTY | _PAGE_ACCESSED | __kernel_page_user) #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_ACCESSED | _PAGE_NX | __kernel_page_user) #define __PAGE_KERNEL_RO \ - (_PAGE_PRESENT | _PAGE_DIRTY | _PAGE_ACCESSED | _PAGE_NX) + (_PAGE_PRESENT | _PAGE_DIRTY | _PAGE_ACCESSED | _PAGE_NX | __kernel_page_user) #define __PAGE_KERNEL_VSYSCALL \ (_PAGE_PRESENT | _PAGE_USER | _PAGE_ACCESSED) #define __PAGE_KERNEL_VSYSCALL_NOCACHE \ @@ -422,7 +428,8 @@ static inline pud_t *pud_offset_k(pgd_t *pgd, unsigned long address) can temporarily clear it. */ #define pmd_present(x) (pmd_val(x)) #define pmd_clear(xp) do { set_pmd(xp, __pmd(0)); } while (0) -#define pmd_bad(x) ((pmd_val(x) & (~PAGE_MASK & ~_PAGE_USER & ~_PAGE_PRESENT)) != (_KERNPG_TABLE & ~_PAGE_PRESENT)) +#define pmd_bad(x) ((pmd_val(x) & ~(PTE_MASK | _PAGE_USER | _PAGE_PRESENT)) \ + != (_KERNPG_TABLE & ~(_PAGE_USER | _PAGE_PRESENT))) #define pfn_pmd(nr,prot) (__pmd(((nr) << PAGE_SHIFT) | pgprot_val(prot))) #define pmd_pfn(x) ((pmd_val(x) & __PHYSICAL_MASK) >> PAGE_SHIFT) |