From: Paolo Abeni <pab...@redhat.com> Date: Thu, 3 Aug 2017 18:07:04 +0200
> The __ip_options_echo() function expect a valid dst entry in skb->dst; > as result we sometimes need to preserve the dst entry for the whole IP > RX path. > > The current usage of skb->dst looks more a relic from ancient past that > a real functional constraint. This patchset tries to remove such usage, > and than drops some hacks currently in place in the IP code to keep > skb->dst around. > > __ip_options_echo() uses of skb->dst for two different purposes: retrieving > the netns assicated with the skb, and modify the ingress packet LSRR address > list. > > The first patch removes the code modifying the ingress packet, and the second > one provides an explicit netns argument to __ip_options_echo(). The following > patches cleanup the current code keeping arund skb->dst for > __ip_options_echo's > sake. > > Updating the __ip_options_echo() function has been previously discussed here: > > http://marc.info/?l=linux-netdev&m=150064533516348&w=2 Series applied, thanks.
