Merge master.kernel.org:/pub/scm/linux/kernel/git/davem/net-2.6

[pandora-kernel.git] / mm / memory.c

diff --git a/mm/memory.c b/mm/memory.c
index 8b8f0d2..e7066e7 100644 (file)
--- a/mm/memory.c
+++ b/mm/memory.c
@@ -2355,10 +2355,12 @@ static noinline int do_no_pfn(struct mm_struct *mm, struct vm_area_struct *vma,
        BUG_ON(is_cow_mapping(vma->vm_flags));
 
        pfn = vma->vm_ops->nopfn(vma, address & PAGE_MASK);
-       if (pfn == NOPFN_OOM)
+       if (unlikely(pfn == NOPFN_OOM))
                return VM_FAULT_OOM;
-       if (pfn == NOPFN_SIGBUS)
+       else if (unlikely(pfn == NOPFN_SIGBUS))
                return VM_FAULT_SIGBUS;
+       else if (unlikely(pfn == NOPFN_REFAULT))
+               return VM_FAULT_MINOR;
 
        page_table = pte_offset_map_lock(mm, pmd, address, &ptl);