1 files changed, 1 insertions, 1 deletions

diff --git a/arch/alpha/kernel/pci-sysfs.c b/arch/alpha/kernel/pci-sysfs.c
index 53649c7d0068..b51f7b4818cd 100644
--- a/arch/alpha/kernel/pci-sysfs.c
+++ b/arch/alpha/kernel/pci-sysfs.c
@@ -26,7 +26,7 @@ static int hose_mmap_page_range(struct pci_controller *hose,
                 base = sparse ? hose->sparse_io_base : hose->dense_io_base;
 
         vma->vm_pgoff += base >> PAGE_SHIFT;
-        vma->vm_flags |= (VM_IO | VM_RESERVED);
+        vma->vm_flags |= VM_IO | VM_DONTEXPAND | VM_DONTDUMP;
 
         return io_remap_pfn_range(vma, vma->vm_start, vma->vm_pgoff,
                                   vma->vm_end - vma->vm_start,