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author | 2010-11-11 14:39:12 -0800 | |
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committer | 2011-01-11 14:31:00 -0500 | |
commit | 8d3eaea24609c7cd6fb0e6471f46a52f9e5d0202 (patch) | |
tree | cdd4f32c737ac24a49e0899f21bd73687435af62 /drivers/xen/gntdev.c | |
parent | xen/gntdev: allow usermode to map granted pages (diff) | |
download | linux-8d3eaea24609c7cd6fb0e6471f46a52f9e5d0202.tar.gz linux-8d3eaea24609c7cd6fb0e6471f46a52f9e5d0202.tar.bz2 linux-8d3eaea24609c7cd6fb0e6471f46a52f9e5d0202.zip |
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.c | 2 |
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; |