[Bridge] [PATCH v2 net-next] bridge: Add ability to enable TSO
Pankaj Gupta
pagupta at redhat.com
Fri Jan 9 05:44:46 UTC 2015
>
> Currently a bridge device turns off TSO feature if no bridge ports
> support it. We can always enable it, since packets can be segmented on
> ports by software as well as on the bridge device.
> This will reduce the number of packets processed in the bridge.
>
> Signed-off-by: Toshiaki Makita <makita.toshiaki at lab.ntt.co.jp>
> ---
> v2: Use an existing helper function.
>
> net/bridge/br_if.c | 1 +
> 1 file changed, 1 insertion(+)
>
> diff --git a/net/bridge/br_if.c b/net/bridge/br_if.c
> index ed307db..81e49fb 100644
> --- a/net/bridge/br_if.c
> +++ b/net/bridge/br_if.c
> @@ -424,6 +424,7 @@ netdev_features_t br_features_recompute(struct net_bridge
> *br,
> features = netdev_increment_features(features,
> p->dev->features, mask);
> }
> + features = netdev_add_tso_features(features, mask);
Just a doubt. Are we inducing latency if source has traffic at very low rate.
I mean by default do we need it?
>
> return features;
> }
> --
> 1.8.1.2
>
>
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