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path: root/drivers/uio
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Diffstat (limited to 'drivers/uio')
-rw-r--r--drivers/uio/uio.c4
1 files changed, 1 insertions, 3 deletions
diff --git a/drivers/uio/uio.c b/drivers/uio/uio.c
index a783d533a1a6..5110f367f1f1 100644
--- a/drivers/uio/uio.c
+++ b/drivers/uio/uio.c
@@ -653,8 +653,6 @@ static int uio_mmap_physical(struct vm_area_struct *vma)
if (mi < 0)
return -EINVAL;
- vma->vm_flags |= VM_IO | VM_RESERVED;
-
vma->vm_page_prot = pgprot_noncached(vma->vm_page_prot);
return remap_pfn_range(vma,
@@ -666,7 +664,7 @@ static int uio_mmap_physical(struct vm_area_struct *vma)
static int uio_mmap_logical(struct vm_area_struct *vma)
{
- vma->vm_flags |= VM_RESERVED;
+ vma->vm_flags |= VM_DONTEXPAND | VM_DONTDUMP;
vma->vm_ops = &uio_vm_ops;
uio_vma_open(vma);
return 0;