netdev - Re: [PATCH] neigh: recompute reachabletime before returning from neigh_periodic

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Message-Id: <20140227.182229.1062454622900632661.davem@davemloft.net>
Date:	Thu, 27 Feb 2014 18:22:29 -0500 (EST)
From:	David Miller <davem@...emloft.net>
To:	duanj.fnst@...fujitsu.com
Cc:	netdev@...r.kernel.org
Subject: Re: [PATCH] neigh: recompute reachabletime before returning from
 neigh_periodic_work()

From: Duan Jiong <duanj.fnst@...fujitsu.com>
Date: Thu, 27 Feb 2014 17:14:41 +0800

> If the neigh table's entries is less than gc_thresh1, the function
> will return directly, and the reachabletime will not be recompute,
> so the reachabletime can be guessed.
> 
> Signed-off-by: Duan Jiong <duanj.fnst@...fujitsu.com>

It looks like this bug was unintentionally introduced by:

commit 2724680bceee94eac391552863771af105a7355c
Author: YOSHIFUJI Hideaki / 吉藤英明 <yoshfuji@...ux-ipv6.org>
Date:   Tue Jan 22 05:20:05 2013 +0000

    neigh: Keep neighbour cache entries if number of them is small enough.

Applied and queued up for -stable, thanks!
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