diff options
| author |   Michael S. Tsirkin <mst@redhat.com> | 2011-05-20 02:10:54 +0300 |
|---|---|---|
| committer |   Rusty Russell <rusty@rustcorp.com.au> | 2011-05-30 11:14:15 +0930 |
| commit | 8ea8cf89e19aeb596b818ee5f2bec8a8b0586b60 (patch) | |
| tree | 3303edab83f45265f2e9d05a5ef59f67e758b5f7 /drivers/vhost/net.c | |
| parent | virtio_ring: support event idx feature (diff) | |
| download | linux-dev-8ea8cf89e19aeb596b818ee5f2bec8a8b0586b60.tar.xz linux-dev-8ea8cf89e19aeb596b818ee5f2bec8a8b0586b60.zip | |
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.c | 12 |
1 files changed, 6 insertions, 6 deletions
diff --git a/drivers/vhost/net.c b/drivers/vhost/net.c index 2f7c76a85e53..e224a92baa16 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 |