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| author | Andi Kleen <ak@suse.de> | 2008-01-30 13:33:42 +0100 |
|---|---|---|
| committer | Ingo Molnar <mingo@elte.hu> | 2008-01-30 13:33:42 +0100 |
| commit | 4c3c4b4513a361cc6ac5ee8677695260c4f0f25f (patch) | |
| tree | 3a56ada5131a85fff2bb37841d822d098b92f68c /include/asm-x86/pgtable.h | |
| parent | x86: add dump_pagetable helper to X86_32 (diff) | |
| download | linux-4c3c4b4513a361cc6ac5ee8677695260c4f0f25f.tar.xz linux-4c3c4b4513a361cc6ac5ee8677695260c4f0f25f.zip | |
x86: clean up pte_exec
- Rename it to pte_exec() from pte_exec_kernel(). There is nothing
kernel specific in there.
- Move it into the common file because _PAGE_NX is 0 on !PAE and then
pte_exec() will be always evaluate to true.
Signed-off-by: Andi Kleen <ak@suse.de>
Signed-off-by: Harvey Harrison <harvey.harrison@gmail.com>
Signed-off-by: Ingo Molnar <mingo@elte.hu>
Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
Diffstat (limited to 'include/asm-x86/pgtable.h')
| -rw-r--r-- | include/asm-x86/pgtable.h | 1 |
1 files changed, 1 insertions, 0 deletions
diff --git a/include/asm-x86/pgtable.h b/include/asm-x86/pgtable.h index 75a656e6b3f8..2f3d90807efb 100644 --- a/include/asm-x86/pgtable.h +++ b/include/asm-x86/pgtable.h @@ -139,6 +139,7 @@ static inline int pte_young(pte_t pte) { return pte_val(pte) & _PAGE_ACCESSED; static inline int pte_write(pte_t pte) { return pte_val(pte) & _PAGE_RW; } static inline int pte_file(pte_t pte) { return pte_val(pte) & _PAGE_FILE; } static inline int pte_huge(pte_t pte) { return pte_val(pte) & _PAGE_PSE; } +static inline int pte_exec(pte_t pte) { return !(pte_val(pte) & _PAGE_NX); } static inline int pmd_large(pmd_t pte) { return (pmd_val(pte) & (_PAGE_PSE|_PAGE_PRESENT)) == |