On Wed, 2012-08-22 at 10:16 +0300, Julian Anastasov wrote:
> Hello,
>
> On Wed, 22 Aug 2012, Julian Anastasov wrote:
>
> > On Wed, 22 Aug 2012, Hans Schillstrom wrote:
> >
> > > >Perhaps we could change/fix the MTU check in IPVS?
> > > >(This would also solve issues I've seen with TSO/GSO frames, hitting
> > > >this code path).
> > > >
> > > I ran into this as well,
> > > try this for the mtu check.
> > >
> > > if ((!skb->local_df && skb->len > mtu && !skb_is_gso(skb)) ||
> > > (IP6CB(skb)->frag_max_size && IP6CB(skb)->frag_max_size > mtu)) {
> >
> > Better without local_df check, it is our job to
> > set it.
Will the IPVS usage of local_df, conflict with Patrick's usage?
> Ops, sorry. It seems now nf_ct_frag6_reasm (Patch 02/18)
> will set head->local_df = 1, so we should check local_df
> as Hans said.
With Hans'es version of the MTU check, IPVS seems to work again (with
Patricks patches applied).
(Also spotted the GSO problem I had with IPv6 + DR, and send an upstream
fix...)
--
Best regards,
Jesper Dangaard Brouer
MSc.CS, Sr. Network Kernel Developer at Red Hat
Author of http://www.iptv-analyzer.org
LinkedIn: http://www.linkedin.com/in/brouer
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