This is for development only. Virtual devices might blow up unexpectedly.
In general it seems to work (slowing devices down by a factor of two of
course). virtio-scsi, virtio-rng and virtio-balloon are still untested.
Signed-off-by: Jean-Philippe Brucker <jean-philippe.bruc...@arm.com>
---
virtio/core.c | 3 +++
1 file changed, 3 insertions(+)
diff --git a/virtio/core.c b/virtio/core.c
index 66e0cecb..4ca632f9 100644
--- a/virtio/core.c
+++ b/virtio/core.c
@@ -1,4 +1,5 @@
#include <linux/virtio_config.h>
+#include <linux/virtio_ids.h>
#include <linux/virtio_ring.h>
#include <linux/types.h>
#include <sys/uio.h>
@@ -369,6 +370,8 @@ int virtio_init(struct kvm *kvm, void *dev, struct
virtio_device *vdev,
{
void *virtio;
+ vdev->use_iommu = kvm->cfg.viommu && subsys_id != VIRTIO_ID_IOMMU;
+
switch (trans) {
case VIRTIO_PCI:
virtio = calloc(sizeof(struct virtio_pci), 1);
--
2.12.1
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