vhost: Disallow interrupt mode config if driver opts out interrupt support

[vpp.git] / src / vnet / devices / virtio / vhost-user.h

diff --git a/src/vnet/devices/virtio/vhost-user.h b/src/vnet/devices/virtio/vhost-user.h
index ad6c421..ae3b88e 100644 (file)
--- a/src/vnet/devices/virtio/vhost-user.h
+++ b/src/vnet/devices/virtio/vhost-user.h
@@ -23,6 +23,7 @@
 #define VHOST_VRING_IDX_RX(qid)         (2*qid)
 #define VHOST_VRING_IDX_TX(qid)         (2*qid + 1)
 
+#define VHOST_USER_VRING_NOFD_MASK      0x100
 #define VIRTQ_DESC_F_NEXT               1
 #define VIRTQ_DESC_F_INDIRECT           4
 #define VHOST_USER_REPLY_MASK       (0x1 << 2)