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102 commits

Author SHA1 Message Date
Jeremy Fitzhardinge
8d3eaea246 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>
 2011-01-11 14:31:00 -05:00
Gerd Hoffmann
ab31523c2f xen/gntdev: allow usermode to map granted pages 
The gntdev driver allows usermode to map granted pages from other
domains.  This is typically used to implement a Xen backend driver
in user mode.

Signed-off-by: Gerd Hoffmann <kraxel@redhat.com>
Signed-off-by: Stefano Stabellini <Stefano.Stabellini@eu.citrix.com>
Signed-off-by: Jeremy Fitzhardinge <jeremy.fitzhardinge@citrix.com>
Signed-off-by: Konrad Rzeszutek Wilk <konrad.wilk@oracle.com>
 2011-01-11 14:30:52 -05:00