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

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Date:	Wed, 18 Dec 2013 09:58:01 +0800
From:	RongQing Li <roy.qing.li@...il.com>
To:	Gao feng <gaofeng@...fujitsu.com>
Cc:	Hannes Frederic Sowa <hannes@...essinduktion.org>,
	netdev@...r.kernel.org
Subject: Re: [PATCH] ipv6: clear RTF_EXPIRES when call ip6_rt_copy

On Wed, Dec 18, 2013 at 8:48 AM, Gao feng <gaofeng@...fujitsu.com> 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.
>

What is wrong if we set from for new cloned rt by checking if ort has
RTF_EXPIRES flag?

-Roy
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