netdev - Re: [PATCH] ipv6: clear RTF_EXPIRES when call ip6_rt

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Message-ID: <20131218075924.GE27460@order.stressinduktion.org>
Date:	Wed, 18 Dec 2013 08:59:24 +0100
From:	Hannes Frederic Sowa <hannes@...essinduktion.org>
To:	Gao feng <gaofeng@...fujitsu.com>
Cc:	RongQing Li <roy.qing.li@...il.com>, netdev@...r.kernel.org
Subject: Re: [PATCH] ipv6: clear RTF_EXPIRES when call ip6_rt_copy

On Wed, Dec 18, 2013 at 08:48:04AM +0800, Gao feng wrote:
> On 12/17/2013 09:48 PM, Hannes Frederic Sowa wrote:
> > On Tue, Dec 17, 2013 at 03:46:24PM +0800, Gao feng wrote:
> >> The from of new cloned rt should not be set if it's impossible for the ort
> >> to be expired.
> > 
> > Actually, why do you think so? What could go wrong?
> > 
> 
> I just don't want rt6_check_expired to check some impossible expired routes.

Only for performance? It does not seem to do any harm?

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