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openvswitch: Unify vport error stats handling.

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Following patch changes vport->send return type so that vport
layer can do error accounting.

Signed-off-by: Pravin B Shelar <pshelar@nicira.com>
Signed-off-by: Jesse Gross <jesse@nicira.com>
This commit is contained in:
Pravin B Shelar
2013-05-13 08:22:34 -07:00
committed by Jesse Gross
parent cbd531bebb
commit 91b7514cdf
3 changed files with 11 additions and 6 deletions
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9
net/openvswitch/vport.c
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@@ -351,7 +351,7 @@ int ovs_vport_send(struct vport *vport, struct sk_buff *skb)
{
int sent = vport->ops->send(vport, skb);
if (likely(sent)) {
if (likely(sent > 0)) {
struct pcpu_tstats *stats;
stats = this_cpu_ptr(vport->percpu_stats);
@@ -360,7 +360,12 @@ int ovs_vport_send(struct vport *vport, struct sk_buff *skb)
stats->tx_packets++;
stats->tx_bytes += sent;
u64_stats_update_end(&stats->syncp);
}
} else if (sent < 0) {
ovs_vport_record_error(vport, VPORT_E_TX_ERROR);
kfree_skb(skb);
} else
ovs_vport_record_error(vport, VPORT_E_TX_DROPPED);
return sent;
}