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Date:	Sat, 8 May 2010 08:54:58 -0400
From:	Neil Horman <nhorman@...driver.com>
To:	Eric Dumazet <eric.dumazet@...il.com>
Cc:	netdev@...r.kernel.org, davem@...emloft.net, kuznet@....inr.ac.ru,
	jmorris@...ei.org, yoshfuji@...ux-ipv6.org, kaber@...sh.net
Subject: Re: [PATCH] ipv4: remove ip_rt_secret timer (v4)

On Sat, May 08, 2010 at 08:36:37AM +0200, Eric Dumazet wrote:
> Le vendredi 07 mai 2010 à 21:01 -0400, Neil Horman a écrit :
> > Hey, Had a moment tonight so I spun version 4 of the patch.
> > 
> > Change notes:
> > 1) Redid the initialization, in light of Erics clarification.  We randomly seed
> > all 32 bits of the rt_genid for a netns, but still just do 256 byte
> > modifications on cache invalidations
> > 
> > 2) got rid of the dup checking crap.
> > 
> > 
> > Summary:
> > 
> > A while back there was a discussion regarding the rt_secret_interval timer.
> > Given that we've had the ability to do emergency route cache rebuilds for awhile
> > now, based on a statistical analysis of the various hash chain lengths in the
> > cache, the use of the flush timer is somewhat redundant.  This patch removes the
> > rt_secret_interval sysctl, allowing us to rely solely on the statistical
> > analysis mechanism to determine the need for route cache flushes.
> > 
> > Signed-off-by: Neil Horman <nhorman@...driver.com>
> > 
> 
> Acked-by: Eric Dumazet <eric.dumazet@...il.com>
> 
> Sorry for the confusion Neil, thanks !
Its my fault, it was more clear to me on a second reading.  Apologies!
Neil

> 
> 
> 
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