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authorLinus Torvalds <torvalds@linux-foundation.org>2009-12-10 09:34:40 -0800
committerLinus Torvalds <torvalds@linux-foundation.org>2009-12-10 09:34:40 -0800
commiteae6fa9b0c3e2cb49cc157e906dd0ac52cfd7ca5 (patch)
tree34f7d08d5f9913c3b5c3bca152953a173ded1e05 /drivers/video/fb_defio.c
parent02412f49f6a7e35753d9af49d92662fb562fc9fa (diff)
parentdf11303c90406426847255ba498607f15a472a0a (diff)
Merge branch 'xen/fbdev' of git://git.kernel.org/pub/scm/linux/kernel/git/jeremy/xen
* 'xen/fbdev' of git://git.kernel.org/pub/scm/linux/kernel/git/jeremy/xen: xen pvfb: Inhibit VM_IO flag to be set on vmalloc-ed framebuffers. fb-defio: Inhibit VM_IO flag to be set on vmalloc-ed framebuffers. fb-defio: If FBINFO_VIRTFB is defined, do not set VM_IO flag. Fix toogle whether xenbus driver should be built as module or part of kernel.
Diffstat (limited to 'drivers/video/fb_defio.c')
-rw-r--r--drivers/video/fb_defio.c4
1 files changed, 3 insertions, 1 deletions
diff --git a/drivers/video/fb_defio.c b/drivers/video/fb_defio.c
index e59c0832088..44ce908a478 100644
--- a/drivers/video/fb_defio.c
+++ b/drivers/video/fb_defio.c
@@ -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;
}