netdev - Re: [PATCH] ipv4: Remove unnecessary code from rt_check

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Message-Id: <20120626.024300.1103735049445046458.davem@davemloft.net>
Date:	Tue, 26 Jun 2012 02:43:00 -0700 (PDT)
From:	David Miller <davem@...emloft.net>
To:	eric.dumazet@...il.com
Cc:	netdev@...r.kernel.org
Subject: Re: [PATCH] ipv4: Remove unnecessary code from rt_check_expire().

From: Eric Dumazet <eric.dumazet@...il.com>
Date: Tue, 26 Jun 2012 11:11:33 +0200

> I think I stopped trying to improve route cache because your intention
> was to get rid of it.
> 
> Now it seems we should keep it for a while, so it makes sense to add
> more fuel on it ;)

Removal is a long term project, so we can still make some short-
term tweaks :-)

> About financial guys, they probably are smart enough to :
> 
> echo bigvalue >/proc/sys/net/ipv4/route/gc_timeout

Every excess knob adjustment is a failure on our part.
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