On Mon, 30 Nov 2009 02:22:01 am Michael S. Tsirkin wrote: > As all virtio devices perform DMA, we > must enable bus mastering for them to be > spec compliant. > > Signed-off-by: Michael S. Tsirkin <mst@xxxxxxxxxx> > --- > drivers/virtio/virtio_pci.c | 1 + > 1 files changed, 1 insertions(+), 0 deletions(-) > > diff --git a/drivers/virtio/virtio_pci.c b/drivers/virtio/virtio_pci.c > index 28d9cf7..717bae1 100644 > --- a/drivers/virtio/virtio_pci.c > +++ b/drivers/virtio/virtio_pci.c > @@ -648,6 +648,7 @@ static int __devinit virtio_pci_probe(struct pci_dev *pci_dev, > goto out_req_regions; > > pci_set_drvdata(pci_dev, vp_dev); > + pci_set_master(pci_dev); I can believe this, but I have no idea if it's right. I've applied it, and hope Jesse will comment if there's something wrong with it. Thanks, Rusty. -- To unsubscribe from this list: send the line "unsubscribe kvm" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html