netdev - Re: [PATCH RFC] ipv6: fix route selection if kernel is not compiled with CONFIG_IPV6_ROUTER

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Message-ID: <20130710152001.GH15411@order.stressinduktion.org>
Date:	Wed, 10 Jul 2013 17:20:01 +0200
From:	Hannes Frederic Sowa <hannes@...essinduktion.org>
To:	Nicolas Dichtel <nicolas.dichtel@...nd.com>
Cc:	netdev@...r.kernel.org, yoshfuji@...ux-ipv6.org,
	petrus.lt@...il.com, davem@...emloft.net
Subject: Re: [PATCH RFC] ipv6: fix route selection if kernel is not compiled with CONFIG_IPV6_ROUTER_PREF

On Wed, Jul 10, 2013 at 04:10:58PM +0200, Nicolas Dichtel wrote:
> Le 10/07/2013 15:21, Hannes Frederic Sowa a écrit :
> >On Wed, Jul 10, 2013 at 02:22:55PM +0200, Nicolas Dichtel wrote:
> >>Le 10/07/2013 12:53, Hannes Frederic Sowa a écrit :
> >The route with rt6i_gateway does actually expire because I got it from
> >autoconf and ip -6 r l confirms this, too. It seems this is only the cached
> >route (I will confirm shortly). Is this still ok?
> I wonder why expires is 0. Even if this route is cached, the flag 
> RTF_EXPIRES should be set. Am I wrong?

It seems it is possible cached route gets its expiration updated. As
such it is not counted in the iteration but it is found as a sibling and its
nsiblings count is updated again.

(sorry for the additional mail, forgot to send it to the list)

Greetings,

  Hannes



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