diff options
Diffstat (limited to 'src')
| -rw-r--r-- | src/net/netdevice.c | 8 |
1 files changed, 8 insertions, 0 deletions
diff --git a/src/net/netdevice.c b/src/net/netdevice.c index 59a50205b..f2778e880 100644 --- a/src/net/netdevice.c +++ b/src/net/netdevice.c @@ -424,6 +424,14 @@ struct net_device * find_netdev_by_location ( unsigned int bus_type, */ int net_tx ( struct io_buffer *iobuf, struct net_device *netdev, struct net_protocol *net_protocol, const void *ll_dest ) { + + /* Force a poll on the netdevice to (potentially) clear any + * backed-up TX completions. This is needed on some network + * devices to avoid excessive losses due to small TX ring + * sizes. + */ + netdev_poll ( netdev ); + return netdev->ll_protocol->tx ( iobuf, netdev, net_protocol, ll_dest ); } |