UbiquitousOS
/
OpenCloudOS-Kernel
mirror of https://gitee.com/OpenCloudOS/OpenCloudOS-Kernel.git
11
0
Fork 0
Code Issues Projects Releases Wiki Activity

[PATCH] iseries_veth: Remove TX timeout code 

The iseries_veth driver uses the generic TX timeout watchdog, however a better
solution is in the works, so remove this code.

Signed-off-by: Michael Ellerman <michael@ellerman.id.au>
Signed-off-by: Jeff Garzik <jgarzik@pobox.com>
This commit is contained in:
Michael Ellerman 2005-09-01 11:29:12 +10:00 committed by Jeff Garzik
parent f0c129caa3
commit 48683d72f8
1 changed files with 0 additions and 48 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

48
drivers/net/iseries_veth.c
View File

@ -830,49 +830,6 @@ static struct ethtool_ops ops = {
.get_link = veth_get_link, .get_link = veth_get_link,
}; };
static void veth_tx_timeout(struct net_device *dev)
{
struct veth_port *port = (struct veth_port *)dev->priv;
struct net_device_stats *stats = &port->stats;
unsigned long flags;
int i;
stats->tx_errors++;
spin_lock_irqsave(&port->pending_gate, flags);
if (!port->pending_lpmask) {
spin_unlock_irqrestore(&port->pending_gate, flags);
return;
}
printk(KERN_WARNING "%s: Tx timeout! Resetting lp connections: %08x\n",
dev->name, port->pending_lpmask);
for (i = 0; i < HVMAXARCHITECTEDLPS; i++) {
struct veth_lpar_connection *cnx = veth_cnx[i];
if (! (port->pending_lpmask & (1<<i)))
continue;
/* If we're pending on it, we must be connected to it,
* so we should certainly have a structure for it. */
BUG_ON(! cnx);
/* Theoretically we could be kicking a connection
* which doesn't deserve it, but in practice if we've
* had a Tx timeout, the pending_lpmask will have
* exactly one bit set - the connection causing the
* problem. */
spin_lock(&cnx->lock);
cnx->state |= VETH_STATE_RESET;
veth_kick_statemachine(cnx);
spin_unlock(&cnx->lock);
}
spin_unlock_irqrestore(&port->pending_gate, flags);
}
static struct net_device * __init veth_probe_one(int vlan, struct device *vdev) static struct net_device * __init veth_probe_one(int vlan, struct device *vdev)
{ {
struct net_device *dev; struct net_device *dev;
@ -921,9 +878,6 @@ static struct net_device * __init veth_probe_one(int vlan, struct device *vdev)
dev->set_multicast_list = veth_set_multicast_list; dev->set_multicast_list = veth_set_multicast_list;
SET_ETHTOOL_OPS(dev, &ops); SET_ETHTOOL_OPS(dev, &ops);
dev->watchdog_timeo = 2 * (VETH_ACKTIMEOUT * HZ / 1000000);
dev->tx_timeout = veth_tx_timeout;
SET_NETDEV_DEV(dev, vdev); SET_NETDEV_DEV(dev, vdev);
rc = register_netdev(dev); rc = register_netdev(dev);
@ -1058,8 +1012,6 @@ static int veth_start_xmit(struct sk_buff *skb, struct net_device *dev)
lpmask = veth_transmit_to_many(skb, lpmask, dev); lpmask = veth_transmit_to_many(skb, lpmask, dev);
dev->trans_start = jiffies;
if (! lpmask) { if (! lpmask) {
dev_kfree_skb(skb); dev_kfree_skb(skb);
} else { } else {