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Commit 8d3eaea2 authored by Jeremy Fitzhardinge's avatar Jeremy Fitzhardinge Committed by Konrad Rzeszutek Wilk
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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: default avatarJeremy Fitzhardinge <jeremy.fitzhardinge@citrix.com>
Signed-off-by: default avatarKonrad Rzeszutek Wilk <konrad.wilk@oracle.com>
parent ab31523c
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+1 −1
Original line number Diff line number Diff line
@@ -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;