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Date: Wed, 18 Jul 2007 20:41:22 +0200 From: Patrick McHardy <kaber@...sh.net> To: Mika Penttilä <mika.penttila@...umbus.fi> CC: Beschorner Daniel <Daniel.Beschorner@...ton.com>, netdev@...r.kernel.org Subject: Re: pmtu discovery on SA Mika Penttilä wrote: > Hmm. esp4_err() looks like this : > > struct iphdr *iph = (struct iphdr*)skb->data; > struct ip_esp_hdr *esph = (struct > ip_esp_hdr*)(skb->data+(iph->ihl<<2)); > struct xfrm_state *x; > > if (icmp_hdr(skb)->type != ICMP_DEST_UNREACH || > icmp_hdr(skb)->code != ICMP_FRAG_NEEDED) > return; > > x = xfrm_state_lookup((xfrm_address_t *)&iph->daddr, esph->spi, > IPPROTO_ESP, AF_INET); > if (!x) > return; > NETDEBUG(KERN_DEBUG "pmtu discovery on SA ESP/%08x/%08x\n", > ntohl(esph->spi), ntohl(iph->daddr)); > xfrm_state_put(x); > > > > where could pmtu discovery be happening? xfrm_init_pmtu, xfrm_bundle_ok, xfrm_state_mtu, esp4_get_mtu, ... - To unsubscribe from this list: send the line "unsubscribe netdev" in the body of a message to majordomo@...r.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html
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