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authorYuanhan Liu <yuanhan.liu@linux.intel.com>2015-09-23 12:19:59 +0800
committerMichael S. Tsirkin <mst@redhat.com>2015-09-24 16:27:53 +0300
commitfc57fd9900dc6344b8833e7641f63cddc6840301 (patch)
treef5ab31f5309c8b23b38cdc6c63020c8ba3f8646f /include
parente2051e9e004649b53af4db34f78c689fb44e075b (diff)
vhost: introduce vhost_backend_get_vq_index method
Minusing the idx with the base(dev->vq_index) for vhost-kernel, and then adding it back for vhost-user doesn't seem right. Here introduces a new method vhost_backend_get_vq_index() for getting the right vq index for following vhost messages calls. Suggested-by: Jason Wang <jasowang@redhat.com> Signed-off-by: Yuanhan Liu <yuanhan.liu@linux.intel.com> Reviewed-by: Jason Wang <jasowang@redhat.com> Reviewed-by: Michael S. Tsirkin <mst@redhat.com> Signed-off-by: Michael S. Tsirkin <mst@redhat.com> Signed-off-by: Yuanhan Liu <yuanhan.liu@linux.intel.com> Tested-by: Marcel Apfelbaum <marcel@redhat.com>
Diffstat (limited to 'include')
-rw-r--r--include/hw/virtio/vhost-backend.h2
1 files changed, 2 insertions, 0 deletions
diff --git a/include/hw/virtio/vhost-backend.h b/include/hw/virtio/vhost-backend.h
index e472f29714..e1dfc6dd73 100644
--- a/include/hw/virtio/vhost-backend.h
+++ b/include/hw/virtio/vhost-backend.h
@@ -24,12 +24,14 @@ typedef int (*vhost_call)(struct vhost_dev *dev, unsigned long int request,
void *arg);
typedef int (*vhost_backend_init)(struct vhost_dev *dev, void *opaque);
typedef int (*vhost_backend_cleanup)(struct vhost_dev *dev);
+typedef int (*vhost_backend_get_vq_index)(struct vhost_dev *dev, int idx);
typedef struct VhostOps {
VhostBackendType backend_type;
vhost_call vhost_call;
vhost_backend_init vhost_backend_init;
vhost_backend_cleanup vhost_backend_cleanup;
+ vhost_backend_get_vq_index vhost_backend_get_vq_index;
} VhostOps;
extern const VhostOps user_ops;