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path: root/drivers/video/fb_defio.c
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Diffstat (limited to 'drivers/video/fb_defio.c')
-rw-r--r--drivers/video/fb_defio.c6
1 files changed, 4 insertions, 2 deletions
diff --git a/drivers/video/fb_defio.c b/drivers/video/fb_defio.c
index c27ab1ed9604..44ce908a478b 100644
--- a/drivers/video/fb_defio.c
+++ b/drivers/video/fb_defio.c
@@ -71,7 +71,7 @@ int fb_deferred_io_fsync(struct file *file, struct dentry *dentry, int datasync)
{
struct fb_info *info = file->private_data;
- /* Skip if deferred io is complied-in but disabled on this fbdev */
+ /* Skip if deferred io is compiled-in but disabled on this fbdev */
if (!info->fbdefio)
return 0;
@@ -144,7 +144,9 @@ static const struct address_space_operations fb_deferred_io_aops = {
static int fb_deferred_io_mmap(struct fb_info *info, struct vm_area_struct *vma)
{
vma->vm_ops = &fb_deferred_io_vm_ops;
- vma->vm_flags |= ( VM_IO | VM_RESERVED | VM_DONTEXPAND );
+ vma->vm_flags |= ( VM_RESERVED | VM_DONTEXPAND );
+ if (!(info->flags & FBINFO_VIRTFB))
+ vma->vm_flags |= VM_IO;
vma->vm_private_data = info;
return 0;
}