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Date: Mon, 20 Jan 2020 17:02:03 +0100 From: Andrea Mayer <andrea.mayer@...roma2.it> To: Sabrina Dubroca <sd@...asysnail.net> Cc: "David S. Miller" <davem@...emloft.net>, Petr Machata <petrm@...lanox.com>, Stefano Brivio <sbrivio@...hat.com>, Eric Dumazet <edumazet@...gle.com>, Taehee Yoo <ap420073@...il.com>, Litao jiao <jiaolitao@...secom.com>, Roopa Prabhu <roopa@...ulusnetworks.com>, netdev@...r.kernel.org, linux-kernel@...r.kernel.org, Paolo Lungaroni <paolo.lungaroni@...t.it>, Andrea Mayer <andrea.mayer@...roma2.it> Subject: Re: [net] vxlan: fix vxlan6_get_route() adding a call to xfrm_lookup_route() On Thu, 16 Jan 2020 14:28:39 +0100 Andrea Mayer <andrea.mayer@...roma2.it> wrote: > On Wed, 15 Jan 2020 22:16:21 +0100 > Sabrina Dubroca <sd@...asysnail.net> wrote: > > > 2020-01-15, 20:22:31 +0100, Andrea Mayer wrote: > > > currently IPSEC cannot be used to encrypt/decrypt IPv6 vxlan traffic. > > > The problem is that the vxlan module uses the vxlan6_get_route() > > > function to find out the route for transmitting an IPv6 packet, which in > > > turn uses ip6_dst_lookup() available in ip6_output.c. > > > Unfortunately ip6_dst_lookup() does not perform any xfrm route lookup, > > > so the xfrm framework cannot be used with vxlan6. > > > > That's not the case anymore, since commit 6c8991f41546 ("net: > > ipv6_stub: use ip6_dst_lookup_flow instead of ip6_dst_lookup"). > > > > Can you retest on the latest net tree? > > > > Thanks. > > > > -- > > Sabrina > > > > Hi Sabrina, > thanks for sharing the fix. > Sorry, my net tree was a bit outdated. I will retest with the fix and let you know. > > -- > Andrea Mayer <andrea.mayer@...roma2.it> Hi, I've tested the new net tree in my setup and now vxlan6 and IPSec seems to work good. Thanks. -- Andrea Mayer <andrea.mayer@...roma2.it>
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