hugetlb: introduce generic version of set_huge_pte_at()

[sfrench/cifs-2.6.git] / include / asm-generic / hugetlb.h

diff --git a/include/asm-generic/hugetlb.h b/include/asm-generic/hugetlb.h
index 9d0cde8ab716f6264e5e9c2398100dcb55f64010..ee010b756246008ec578b132d33467940c8c0cda 100644 (file)
--- a/include/asm-generic/hugetlb.h
+++ b/include/asm-generic/hugetlb.h
@@ -32,7 +32,7 @@ static inline pte_t huge_pte_modify(pte_t pte, pgprot_t newprot)
        return pte_modify(pte, newprot);
 }
 
-#ifndef huge_pte_clear
+#ifndef __HAVE_ARCH_HUGE_PTE_CLEAR
 static inline void huge_pte_clear(struct mm_struct *mm, unsigned long addr,
                    pte_t *ptep, unsigned long sz)
 {
@@ -40,4 +40,21 @@ static inline void huge_pte_clear(struct mm_struct *mm, unsigned long addr,
 }
 #endif
 
+#ifndef __HAVE_ARCH_HUGETLB_FREE_PGD_RANGE
+static inline void hugetlb_free_pgd_range(struct mmu_gather *tlb,
+               unsigned long addr, unsigned long end,
+               unsigned long floor, unsigned long ceiling)
+{
+       free_pgd_range(tlb, addr, end, floor, ceiling);
+}
+#endif
+
+#ifndef __HAVE_ARCH_HUGE_SET_HUGE_PTE_AT
+static inline void set_huge_pte_at(struct mm_struct *mm, unsigned long addr,
+               pte_t *ptep, pte_t pte)
+{
+       set_pte_at(mm, addr, ptep, pte);
+}
+#endif
+
 #endif /* _ASM_GENERIC_HUGETLB_H */