From: Jason Wang <jasow...@redhat.com>
After converting to use DMA api for virtio devices, we should use
dma_as instead of address_space_memory. Otherwise it won't work if
IOMMU is enabled.
Fixes: commit 8607f5c3072c ("virtio: convert to use DMA api")
Cc: qemu-sta...@nongnu.org
Signed-off-by: Jason Wang <jasow...@redhat.com>
Message-Id: <1499170866-9068-1-git-send-email-jasow...@redhat.com>
Signed-off-by: Paolo Bonzini <pbonz...@redhat.com>
(cherry picked from commit 025bdeab3c163aee9604a60b2332a5fcbcc00f8d)
Signed-off-by: Michael Roth <mdr...@linux.vnet.ibm.com>
---
hw/scsi/virtio-scsi.c | 3 ++-
1 file changed, 2 insertions(+), 1 deletion(-)
diff --git a/hw/scsi/virtio-scsi.c b/hw/scsi/virtio-scsi.c
index cb1c123..3915c2e 100644
--- a/hw/scsi/virtio-scsi.c
+++ b/hw/scsi/virtio-scsi.c
@@ -43,12 +43,13 @@ static inline SCSIDevice
*virtio_scsi_device_find(VirtIOSCSI *s, uint8_t *lun)
void virtio_scsi_init_req(VirtIOSCSI *s, VirtQueue *vq, VirtIOSCSIReq *req)
{
+ VirtIODevice *vdev = VIRTIO_DEVICE(s);
const size_t zero_skip =
offsetof(VirtIOSCSIReq, resp_iov) + sizeof(req->resp_iov);
req->vq = vq;
req->dev = s;
- qemu_sglist_init(&req->qsgl, DEVICE(s), 8, &address_space_memory);
+ qemu_sglist_init(&req->qsgl, DEVICE(s), 8, vdev->dma_as);
qemu_iovec_init(&req->resp_iov, 1);
memset((uint8_t *)req + zero_skip, 0, sizeof(*req) - zero_skip);
}
--
2.7.4
