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authorJeremy Fitzhardinge <jeremy.fitzhardinge@citrix.com>2010-11-12 01:39:12 +0300
committerKonrad Rzeszutek Wilk <konrad.wilk@oracle.com>2011-01-11 22:31:00 +0300
commit8d3eaea24609c7cd6fb0e6471f46a52f9e5d0202 (patch)
treecdd4f32c737ac24a49e0899f21bd73687435af62 /drivers/xen/gntdev.c
parentab31523c2fcac557226bac72cbdf5fafe01f9a26 (diff)
downloadlinux-8d3eaea24609c7cd6fb0e6471f46a52f9e5d0202.tar.xz
xen/gntdev: add VM_PFNMAP to vma
These pages are from other domains, so don't have any local PFN. VM_PFNMAP is the closest concept Linux has to this. Signed-off-by: Jeremy Fitzhardinge <jeremy.fitzhardinge@citrix.com> Signed-off-by: Konrad Rzeszutek Wilk <konrad.wilk@oracle.com>
Diffstat (limited to 'drivers/xen/gntdev.c')
-rw-r--r--drivers/xen/gntdev.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/drivers/xen/gntdev.c b/drivers/xen/gntdev.c
index cfe063372aa4..fa6355a97081 100644
--- a/drivers/xen/gntdev.c
+++ b/drivers/xen/gntdev.c
@@ -564,7 +564,7 @@ static int gntdev_mmap(struct file *flip, struct vm_area_struct *vma)
vma->vm_ops = &gntdev_vmops;
- vma->vm_flags |= VM_RESERVED|VM_DONTCOPY|VM_DONTEXPAND;
+ vma->vm_flags |= VM_RESERVED|VM_DONTCOPY|VM_DONTEXPAND|VM_PFNMAP;
vma->vm_private_data = map;
map->vma = vma;