From: Zoltan Kiss <[email protected]>
Date: Mon, 4 Aug 2014 14:37:14 +0100
> @@ -3559,6 +3616,14 @@ static void pktgen_xmit(struct pktgen_dev *pkt_dev)
> pkt_dev->last_pkt_size = pkt_dev->skb->len;
> pkt_dev->allocated_skbs++;
> pkt_dev->clone_count = 0; /* reset counter */
> +
> + if (netif_needs_gso(pkt_dev->skb,
> netif_skb_features(pkt_dev->skb))) {
> + pr_err("Device don't have necessary GSO features!
> netif_skb_features: %llX summed %u\n",
> + netif_skb_features(pkt_dev->skb),
> + pkt_dev->skb->ip_summed);
> + pkt_dev->sofar++;
> + goto out;
> + }
> }
>
> if (pkt_dev->delay && pkt_dev->last_ok)
Woe be to the person who actually triggers this condition. This function
happens potentially millions of times per second, there is no value in
emitting a log message every time.
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