Merge branch 'stable-3.2' into pandora-3.2

[pandora-kernel.git] / arch / sparc / include / asm / hugetlb.h

diff --git a/arch/sparc/include/asm/hugetlb.h b/arch/sparc/include/asm/hugetlb.h
index 1770610..2ed0bcb 100644 (file)
--- a/arch/sparc/include/asm/hugetlb.h
+++ b/arch/sparc/include/asm/hugetlb.h
@@ -58,14 +58,20 @@ static inline pte_t huge_pte_wrprotect(pte_t pte)
 static inline void huge_ptep_set_wrprotect(struct mm_struct *mm,
                                           unsigned long addr, pte_t *ptep)
 {
-       ptep_set_wrprotect(mm, addr, ptep);
+       pte_t old_pte = *ptep;
+       set_huge_pte_at(mm, addr, ptep, pte_wrprotect(old_pte));
 }
 
 static inline int huge_ptep_set_access_flags(struct vm_area_struct *vma,
                                             unsigned long addr, pte_t *ptep,
                                             pte_t pte, int dirty)
 {
-       return ptep_set_access_flags(vma, addr, ptep, pte, dirty);
+       int changed = !pte_same(*ptep, pte);
+       if (changed) {
+               set_huge_pte_at(vma->vm_mm, addr, ptep, pte);
+               flush_tlb_page(vma, addr);
+       }
+       return changed;
 }
 
 static inline pte_t huge_ptep_get(pte_t *ptep)
@@ -82,4 +88,8 @@ static inline void arch_release_hugepage(struct page *page)
 {
 }
 
+static inline void arch_clear_hugepage_flags(struct page *page)
+{
+}
+
 #endif /* _ASM_SPARC64_HUGETLB_H */