On 05/08/14 21:09, David Miller wrote:
From: Zoltan Kiss <zoltan.k...@citrix.com>
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.
Indeed, I'll put a ratelimit around it.
Zoli
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