diff --git a/arch/alpha/kernel/pci-sysfs.c b/arch/alpha/kernel/pci-sysfs.c
index b51f7b4818cd07117308d645abfae4a91eeb0aa3..2b183b0d3207a3b64bb681792defeb3ca659617f 100644
--- a/arch/alpha/kernel/pci-sysfs.c
+++ b/arch/alpha/kernel/pci-sysfs.c
@@ -26,7 +26,6 @@ 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_DONTEXPAND | VM_DONTDUMP;
 
 	return io_remap_pfn_range(vma, vma->vm_start, vma->vm_pgoff,
 				  vma->vm_end - vma->vm_start,