diff options
author | David S. Miller <davem@davemloft.net> | 2008-03-18 03:37:55 -0400 |
---|---|---|
committer | David S. Miller <davem@davemloft.net> | 2008-03-18 03:37:55 -0400 |
commit | 577f99c1d08cf9cbdafd4e858dd13ff04d855090 (patch) | |
tree | 0f726bbda9b18d311d4c95198bbd96cb7ac01db0 /drivers/net/virtio_net.c | |
parent | 26c0f03f6b77c513cb7bc37b73a06819bdbb791b (diff) | |
parent | 2f633928cbba8a5858bb39b11e7219a41b0fbef5 (diff) |
Merge branch 'master' of git://git.kernel.org/pub/scm/linux/kernel/git/davem/net-2.6
Conflicts:
drivers/net/wireless/rt2x00/rt2x00dev.c
net/8021q/vlan_dev.c
Diffstat (limited to 'drivers/net/virtio_net.c')
-rw-r--r-- | drivers/net/virtio_net.c | 22 |
1 files changed, 19 insertions, 3 deletions
diff --git a/drivers/net/virtio_net.c b/drivers/net/virtio_net.c index 19fd4cb0ddf8..b58472cf76f8 100644 --- a/drivers/net/virtio_net.c +++ b/drivers/net/virtio_net.c | |||
@@ -203,8 +203,11 @@ again: | |||
203 | if (received < budget) { | 203 | if (received < budget) { |
204 | netif_rx_complete(vi->dev, napi); | 204 | netif_rx_complete(vi->dev, napi); |
205 | if (unlikely(!vi->rvq->vq_ops->enable_cb(vi->rvq)) | 205 | if (unlikely(!vi->rvq->vq_ops->enable_cb(vi->rvq)) |
206 | && netif_rx_reschedule(vi->dev, napi)) | 206 | && napi_schedule_prep(napi)) { |
207 | vi->rvq->vq_ops->disable_cb(vi->rvq); | ||
208 | __netif_rx_schedule(vi->dev, napi); | ||
207 | goto again; | 209 | goto again; |
210 | } | ||
208 | } | 211 | } |
209 | 212 | ||
210 | return received; | 213 | return received; |
@@ -278,10 +281,11 @@ again: | |||
278 | pr_debug("%s: virtio not prepared to send\n", dev->name); | 281 | pr_debug("%s: virtio not prepared to send\n", dev->name); |
279 | netif_stop_queue(dev); | 282 | netif_stop_queue(dev); |
280 | 283 | ||
281 | /* Activate callback for using skbs: if this fails it | 284 | /* Activate callback for using skbs: if this returns false it |
282 | * means some were used in the meantime. */ | 285 | * means some were used in the meantime. */ |
283 | if (unlikely(!vi->svq->vq_ops->enable_cb(vi->svq))) { | 286 | if (unlikely(!vi->svq->vq_ops->enable_cb(vi->svq))) { |
284 | printk("Unlikely: restart svq failed\n"); | 287 | printk("Unlikely: restart svq race\n"); |
288 | vi->svq->vq_ops->disable_cb(vi->svq); | ||
285 | netif_start_queue(dev); | 289 | netif_start_queue(dev); |
286 | goto again; | 290 | goto again; |
287 | } | 291 | } |
@@ -294,6 +298,15 @@ again: | |||
294 | return 0; | 298 | return 0; |
295 | } | 299 | } |
296 | 300 | ||
301 | #ifdef CONFIG_NET_POLL_CONTROLLER | ||
302 | static void virtnet_netpoll(struct net_device *dev) | ||
303 | { | ||
304 | struct virtnet_info *vi = netdev_priv(dev); | ||
305 | |||
306 | napi_schedule(&vi->napi); | ||
307 | } | ||
308 | #endif | ||
309 | |||
297 | static int virtnet_open(struct net_device *dev) | 310 | static int virtnet_open(struct net_device *dev) |
298 | { | 311 | { |
299 | struct virtnet_info *vi = netdev_priv(dev); | 312 | struct virtnet_info *vi = netdev_priv(dev); |
@@ -336,6 +349,9 @@ static int virtnet_probe(struct virtio_device *vdev) | |||
336 | dev->stop = virtnet_close; | 349 | dev->stop = virtnet_close; |
337 | dev->hard_start_xmit = start_xmit; | 350 | dev->hard_start_xmit = start_xmit; |
338 | dev->features = NETIF_F_HIGHDMA; | 351 | dev->features = NETIF_F_HIGHDMA; |
352 | #ifdef CONFIG_NET_POLL_CONTROLLER | ||
353 | dev->poll_controller = virtnet_netpoll; | ||
354 | #endif | ||
339 | SET_NETDEV_DEV(dev, &vdev->dev); | 355 | SET_NETDEV_DEV(dev, &vdev->dev); |
340 | 356 | ||
341 | /* Do we support "hardware" checksums? */ | 357 | /* Do we support "hardware" checksums? */ |