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authorMichael S. Tsirkin <mst@redhat.com>2011-05-20 02:10:54 +0300
committerRusty Russell <rusty@rustcorp.com.au>2011-05-30 11:14:15 +0930
commit8ea8cf89e19aeb596b818ee5f2bec8a8b0586b60 (patch)
tree3303edab83f45265f2e9d05a5ef59f67e758b5f7 /drivers/vhost/net.c
parenta5c262c5fd83ece01bd649fb08416c501d4c59d7 (diff)
vhost: support event index
Support the new event index feature. When acked, utilize it to reduce the # of interrupts sent to the guest. Signed-off-by: Michael S. Tsirkin <mst@redhat.com> Signed-off-by: Rusty Russell <rusty@rustcorp.com.au>
Diffstat (limited to 'drivers/vhost/net.c')
-rw-r--r--drivers/vhost/net.c12
1 files changed, 6 insertions, 6 deletions
diff --git a/drivers/vhost/net.c b/drivers/vhost/net.c
index 2f7c76a85e5..e224a92baa1 100644
--- a/drivers/vhost/net.c
+++ b/drivers/vhost/net.c
@@ -144,7 +144,7 @@ static void handle_tx(struct vhost_net *net)
}
mutex_lock(&vq->mutex);
- vhost_disable_notify(vq);
+ vhost_disable_notify(&net->dev, vq);
if (wmem < sock->sk->sk_sndbuf / 2)
tx_poll_stop(net);
@@ -166,8 +166,8 @@ static void handle_tx(struct vhost_net *net)
set_bit(SOCK_ASYNC_NOSPACE, &sock->flags);
break;
}
- if (unlikely(vhost_enable_notify(vq))) {
- vhost_disable_notify(vq);
+ if (unlikely(vhost_enable_notify(&net->dev, vq))) {
+ vhost_disable_notify(&net->dev, vq);
continue;
}
break;
@@ -315,7 +315,7 @@ static void handle_rx(struct vhost_net *net)
return;
mutex_lock(&vq->mutex);
- vhost_disable_notify(vq);
+ vhost_disable_notify(&net->dev, vq);
vhost_hlen = vq->vhost_hlen;
sock_hlen = vq->sock_hlen;
@@ -334,10 +334,10 @@ static void handle_rx(struct vhost_net *net)
break;
/* OK, now we need to know about added descriptors. */
if (!headcount) {
- if (unlikely(vhost_enable_notify(vq))) {
+ if (unlikely(vhost_enable_notify(&net->dev, vq))) {
/* They have slipped one in as we were
* doing that: check again. */
- vhost_disable_notify(vq);
+ vhost_disable_notify(&net->dev, vq);
continue;
}
/* Nothing new? Wait for eventfd to tell us