From: Toshiaki Makita <makita.toshiaki-Zyj7fXuS5i5L9jVzuh4AOg@public.gmane.org>
To: Emmanuel Grumbach
<emmanuel.grumbach-ral2JQCrhuEAvxtiuMwx3w@public.gmane.org>,
netdev-u79uwXL29TY76Z2rM5mHXA@public.gmane.org
Cc: linux-wireless-u79uwXL29TY76Z2rM5mHXA@public.gmane.org,
egrumbach-Re5JQEeQqe8AvxtiuMwx3w@public.gmane.org
Subject: Re: [PATCH v2] net: tso: add support for IPv6
Date: Mon, 26 Oct 2015 13:03:11 +0900 [thread overview]
Message-ID: <562DA5FF.6040307@lab.ntt.co.jp> (raw)
In-Reply-To: <1445803371-19778-1-git-send-email-emmanuel.grumbach-ral2JQCrhuEAvxtiuMwx3w@public.gmane.org>
On 2015/10/26 5:02, Emmanuel Grumbach wrote:
> Adding IPv6 for the TSO helper API is trivial:
> * Don't play with the id (which doesn't exist in IPv6)
> * Correctly update the payload_len (don't include the
> length of the IP header itself)
...
> memcpy(hdr, skb->data, hdr_len);
> - iph = (struct iphdr *)(hdr + mac_hdr_len);
> - iph->id = htons(tso->ip_id);
> - iph->tot_len = htons(size + hdr_len - mac_hdr_len);
> + if (skb->protocol == htons(ETH_P_IP)) {
I guess this should be vlan_get_protocol(skb).
> + struct iphdr *iph = (void *)(hdr + mac_hdr_len);
> +
> + iph->id = htons(tso->ip_id);
> + iph->tot_len = htons(size + hdr_len - mac_hdr_len);
> + tso->ip_id++;
> + } else if (skb->protocol == htons(ETH_P_IPV6)) {
Likewise.
Toshiaki Makita
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next prev parent reply other threads:[~2015-10-26 4:03 UTC|newest]
Thread overview: 11+ messages / expand[flat|nested] mbox.gz Atom feed top
2015-10-25 19:58 [PATCH] net: tso: add support for IPv6 Emmanuel Grumbach
2015-10-25 20:02 ` [PATCH v2] " Emmanuel Grumbach
[not found] ` <1445803371-19778-1-git-send-email-emmanuel.grumbach-ral2JQCrhuEAvxtiuMwx3w@public.gmane.org>
2015-10-26 4:03 ` Toshiaki Makita [this message]
2015-10-26 7:47 ` Grumbach, Emmanuel
2015-10-26 8:13 ` Toshiaki Makita
[not found] ` <562DE0A4.80100-Zyj7fXuS5i5L9jVzuh4AOg@public.gmane.org>
2015-10-26 8:17 ` Toshiaki Makita
2015-10-26 8:17 ` Grumbach, Emmanuel
2015-10-25 22:34 ` [PATCH] " Sergei Shtylyov
2015-10-26 8:31 ` [PATCH v3] " Emmanuel Grumbach
2015-10-26 14:56 ` Eric Dumazet
2015-10-27 5:24 ` David Miller
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