diff options
Diffstat (limited to 'linux-2.6-xen-sparse/include/asm-xen/asm-x86_64/pgtable.h')
| -rw-r--r-- | linux-2.6-xen-sparse/include/asm-xen/asm-x86_64/pgtable.h | 11 |
1 files changed, 10 insertions, 1 deletions
diff --git a/linux-2.6-xen-sparse/include/asm-xen/asm-x86_64/pgtable.h b/linux-2.6-xen-sparse/include/asm-xen/asm-x86_64/pgtable.h index 59cdcce1f2..89dc994bf5 100644 --- a/linux-2.6-xen-sparse/include/asm-xen/asm-x86_64/pgtable.h +++ b/linux-2.6-xen-sparse/include/asm-xen/asm-x86_64/pgtable.h @@ -265,7 +265,16 @@ static inline unsigned long pud_bad(pud_t pud) val &= ~(_PAGE_USER | _PAGE_DIRTY); return val & ~(_PAGE_PRESENT | _PAGE_RW | _PAGE_ACCESSED); } -#define set_pte_at(mm,addr,ptep,pteval) set_pte(ptep,pteval) + +inline static void set_pte_at(struct mm_struct *mm, unsigned long addr, + pte_t *ptep, pte_t val ) +{ + if ( ((mm != current->mm) && (mm != &init_mm)) || + HYPERVISOR_update_va_mapping( (addr), (val), 0 ) ) + { + set_pte(ptep, val); + } +} #define pte_none(x) (!(x).pte) #define pte_present(x) ((x).pte & (_PAGE_PRESENT | _PAGE_PROTNONE)) |