| To: | Herbert Xu <herbert@xxxxxxxxxxxxxxxxxxx> |
|---|---|
| Subject: | Re: IPsec and Path MTU |
| From: | "David S. Miller" <davem@xxxxxxxxxx> |
| Date: | Thu, 17 Jun 2004 15:22:16 -0700 |
| Cc: | kuznet@xxxxxxxxxxxxx, jmorris@xxxxxxxxxx, netdev@xxxxxxxxxxx |
| In-reply-to: | <20040617213130.GB14089@xxxxxxxxxxxxxxxxxxx> |
| References: | <20040616202341.GD29781@xxxxxxxxxxxxx> <E1BajZO-0001UK-00@xxxxxxxxxxxxxxxxxxxxxxxx> <20040617105843.314dfe30.davem@xxxxxxxxxx> <20040617213130.GB14089@xxxxxxxxxxxxxxxxxxx> |
| Sender: | netdev-bounce@xxxxxxxxxxx |
On Fri, 18 Jun 2004 07:31:30 +1000 Herbert Xu <herbert@xxxxxxxxxxxxxxxxxxx> wrote: > On Thu, Jun 17, 2004 at 10:58:43AM -0700, David S. Miller wrote: > > > > Do you see what xfrm_get_mss() does? It calls into x->type->get_max_size() > > and this is where ESP reports this kind of thing (re: block padding). > > Yes I know. But this is only used in TCP currently. Right. I'm sorry, is someone trying to do NFS/UDP over IPSEC? My condolences. :-) More seriously, it is a fringe case. We do need to handle it, but it is no accident that there haven't been very many folks complaining about it. |
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