[ovs-dev] [PATCH v4 net-next] MPLS: Use mpls_features to activate software MPLS GSO segmentation

YAMAMOTO Takashi yamamoto at valinux.co.jp
Tue Jun 3 04:46:11 UTC 2014


> diff --git a/net/core/dev.c b/net/core/dev.c
> index 0355ca5..7c063ac 100644
> --- a/net/core/dev.c
> +++ b/net/core/dev.c
> @@ -2498,13 +2498,42 @@ static int dev_gso_segment(struct sk_buff *skb, netdev_features_t features)
>  	return 0;
>  }
>  
> +/* If MPLS offload request, verify we are testing hardware MPLS features
> + * instead of standard features for the netdev.
> + */
> +#ifdef CONFIG_NET_MPLS_GSO
> +static netdev_features_t net_mpls_features(struct sk_buff *skb,
> +					   netdev_features_t features,
> +					   __be16 type)
> +{
> +	int tmp;

this variable seems no longer used.

> +
> +	if (unlikely(type == htons(ETH_P_MPLS_UC) ||
> +		     type == htons(ETH_P_MPLS_MC)))

why unlikely?

otherwise,
Acked-by: YAMAMOTO Takashi <yamamoto at valinux.co.jp>

YAMAMOTO Takashi



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