hugetlb: introduce pud_huge

[deliverable/linux.git] / arch / powerpc / mm / hugetlbpage.c

diff --git a/arch/powerpc/mm/hugetlbpage.c b/arch/powerpc/mm/hugetlbpage.c
index 0d12fba31bc596d13ceaf58ea8d04c23663082ac..63db7adce7175d5a372b5f402cbfd78ed126aafe 100644 (file)
--- a/arch/powerpc/mm/hugetlbpage.c
+++ b/arch/powerpc/mm/hugetlbpage.c
@@ -128,7 +128,8 @@ pte_t *huge_pte_offset(struct mm_struct *mm, unsigned long addr)
        return NULL;
 }
 
-pte_t *huge_pte_alloc(struct mm_struct *mm, unsigned long addr)
+pte_t *huge_pte_alloc(struct mm_struct *mm,
+                       unsigned long addr, unsigned long sz)
 {
        pgd_t *pg;
        pud_t *pu;
@@ -255,7 +256,7 @@ static void hugetlb_free_pud_range(struct mmu_gather *tlb, pgd_t *pgd,
  *
  * Must be called with pagetable lock held.
  */
-void hugetlb_free_pgd_range(struct mmu_gather **tlb,
+void hugetlb_free_pgd_range(struct mmu_gather *tlb,
                            unsigned long addr, unsigned long end,
                            unsigned long floor, unsigned long ceiling)
 {
@@ -315,13 +316,13 @@ void hugetlb_free_pgd_range(struct mmu_gather **tlb,
                return;
 
        start = addr;
-       pgd = pgd_offset((*tlb)->mm, addr);
+       pgd = pgd_offset(tlb->mm, addr);
        do {
-               BUG_ON(get_slice_psize((*tlb)->mm, addr) != mmu_huge_psize);
+               BUG_ON(get_slice_psize(tlb->mm, addr) != mmu_huge_psize);
                next = pgd_addr_end(addr, end);
                if (pgd_none_or_clear_bad(pgd))
                        continue;
-               hugetlb_free_pud_range(*tlb, pgd, addr, next, floor, ceiling);
+               hugetlb_free_pud_range(tlb, pgd, addr, next, floor, ceiling);
        } while (pgd++, addr = next, addr != end);
 }
 
@@ -368,6 +369,11 @@ int pmd_huge(pmd_t pmd)
        return 0;
 }
 
+int pud_huge(pud_t pud)
+{
+       return 0;
+}
+
 struct page *
 follow_huge_pmd(struct mm_struct *mm, unsigned long address,
                pmd_t *pmd, int write)