Merge master.kernel.org:/pub/scm/linux/kernel/git/steve/gfs2-2.6-nmw

[pandora-kernel.git] / arch / powerpc / mm / hugetlbpage.c

diff --git a/arch/powerpc/mm/hugetlbpage.c b/arch/powerpc/mm/hugetlbpage.c
index fd68b74..89c836d 100644 (file)
--- a/arch/powerpc/mm/hugetlbpage.c
+++ b/arch/powerpc/mm/hugetlbpage.c
@@ -146,6 +146,11 @@ pte_t *huge_pte_alloc(struct mm_struct *mm, unsigned long addr)
        return hugepte_offset(hpdp, addr);
 }
 
+int huge_pmd_unshare(struct mm_struct *mm, unsigned long *addr, pte_t *ptep)
+{
+       return 0;
+}
+
 static void free_hugepte_range(struct mmu_gather *tlb, hugepd_t *hpdp)
 {
        pte_t *hugepte = hugepd_page(*hpdp);
@@ -491,11 +496,15 @@ static int open_high_hpage_areas(struct mm_struct *mm, u16 newareas)
        return 0;
 }
 
-int prepare_hugepage_range(unsigned long addr, unsigned long len)
+int prepare_hugepage_range(unsigned long addr, unsigned long len, pgoff_t pgoff)
 {
        int err = 0;
 
-       if ( (addr+len) < addr )
+       if (pgoff & (~HPAGE_MASK >> PAGE_SHIFT))
+               return -EINVAL;
+       if (len & ~HPAGE_MASK)
+               return -EINVAL;
+       if (addr & ~HPAGE_MASK)
                return -EINVAL;
 
        if (addr < 0x100000000UL)
@@ -1038,7 +1047,7 @@ repeat:
        return err;
 }
 
-static void zero_ctor(void *addr, kmem_cache_t *cache, unsigned long flags)
+static void zero_ctor(void *addr, struct kmem_cache *cache, unsigned long flags)
 {
        memset(addr, 0, kmem_cache_size(cache));
 }