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x86: add pte accessors for the global bit 

Needed for some test code.

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>
hifive-unleashed-5.1
Andi Kleen 2008-01-30 13:33:42 +01:00 committed by Ingo Molnar
parent 4c3c4b4513
commit a5a5dc3179
1 changed files with 3 additions and 0 deletions
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3
include/asm-x86/pgtable.h
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@ -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_global(pte_t pte) { return pte_val(pte) & _PAGE_GLOBAL; }
static inline int pte_exec(pte_t pte) { return !(pte_val(pte) & _PAGE_NX); }
static inline int pmd_large(pmd_t pte) {
@ -155,6 +156,8 @@ static inline pte_t pte_mkyoung(pte_t pte) { return __pte(pte_val(pte) | _PAGE_A
static inline pte_t pte_mkwrite(pte_t pte) { return __pte(pte_val(pte) | _PAGE_RW); }
static inline pte_t pte_mkhuge(pte_t pte) { return __pte(pte_val(pte) | _PAGE_PSE); }
static inline pte_t pte_clrhuge(pte_t pte) { return __pte(pte_val(pte) & ~_PAGE_PSE); }
static inline pte_t pte_mkglobal(pte_t pte) { return __pte(pte_val(pte) | _PAGE_GLOBAL); }
static inline pte_t pte_clrglobal(pte_t pte) { return __pte(pte_val(pte) & ~_PAGE_GLOBAL); }
extern pteval_t __supported_pte_mask;