Verify if a host kick succeeded by checking return value of virtqueue_kick().
Signed-off-by: Heinz Graalfs <graalfs@xxxxxxxxxxxxxxxxxx>
---
tools/virtio/virtio_test.c | 3 ++-
1 file changed, 2 insertions(+), 1 deletion(-)
diff --git a/tools/virtio/virtio_test.c b/tools/virtio/virtio_test.c
index 8e3e432..8691317 100644
--- a/tools/virtio/virtio_test.c
+++ b/tools/virtio/virtio_test.c
@@ -172,7 +172,8 @@ static void run_test(struct vdev_info *dev, struct vq_info *vq,
GFP_ATOMIC);
if (likely(r == 0)) {
++started;
- virtqueue_kick(vq->vq);
+ if (unlikely(!virtqueue_kick(vq->vq))
+ r = -1;
}
} else
r = -1;
--
1.8.3.1
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