---

yaml
---
r: 97620
b: refs/heads/master
c: e48d6d9
h: refs/heads/master
v: v3

[refs]

@@ -1,2 +1,2 @@
 ---
-refs/heads/master: 4ded383569d6316d68d2aed298f8eb8d7bca37af
+refs/heads/master: e48d6d97bb6bd8c008045ea0522ea8278fdccc55

trunk/Documentation/lguest/lguest.c

@@ -157,9 +157,6 @@ struct virtqueue
 
 	/* The routine to call when the Guest pings us. */
 	void (*handle_output)(int fd, struct virtqueue *me);
-
-	/* Outstanding buffers */
-	unsigned int inflight;
 };
 
 /* Remember the arguments to the program so we can "reboot" */
@@ -705,7 +702,6 @@ static unsigned get_vq_desc(struct virtqueue *vq,
 			errx(1, "Looped descriptor");
 	} while ((i = next_desc(vq, i)) != vq->vring.num);
 
-	vq->inflight++;
 	return head;
 }
 
@@ -723,17 +719,15 @@ static void add_used(struct virtqueue *vq, unsigned int head, int len)
 	/* Make sure buffer is written before we update index. */
 	wmb();
 	vq->vring.used->idx++;
-	vq->inflight--;
 }
 
 /* This actually sends the interrupt for this virtqueue */
 static void trigger_irq(int fd, struct virtqueue *vq)
 {
 	unsigned long buf[] = { LHREQ_IRQ, vq->config.irq };
 
-	/* If they don't want an interrupt, don't send one, unless empty. */
-	if ((vq->vring.avail->flags & VRING_AVAIL_F_NO_INTERRUPT)
-	    && vq->inflight)
+	/* If they don't want an interrupt, don't send one. */
+	if (vq->vring.avail->flags & VRING_AVAIL_F_NO_INTERRUPT)
 		return;
 
 	/* Send the Guest an interrupt tell them we used something up. */
@@ -1113,7 +1107,6 @@ static void add_virtqueue(struct device *dev, unsigned int num_descs,
 	vq->next = NULL;
 	vq->last_avail_idx = 0;
 	vq->dev = dev;
-	vq->inflight = 0;
 
 	/* Initialize the configuration. */
 	vq->config.num = num_descs;
@@ -1375,7 +1368,6 @@ static void setup_tun_net(const char *arg)
 
 	/* Tell Guest what MAC address to use. */
 	add_feature(dev, VIRTIO_NET_F_MAC);
-	add_feature(dev, VIRTIO_F_NOTIFY_ON_EMPTY);
 	set_config(dev, sizeof(conf), &conf);
 
 	/* We don't need the socket any more; setup is done. */