netdev - Re: [PATCH net] ipv6: prevent fib6_run

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Message-Id: <20130731.164359.1755929233848719288.davem@davemloft.net>
Date:	Wed, 31 Jul 2013 16:43:59 -0700 (PDT)
From:	David Miller <davem@...emloft.net>
To:	mkubecek@...e.cz
Cc:	netdev@...r.kernel.org, kuznet@....inr.ac.ru, jmorris@...ei.org,
	yoshfuji@...ux-ipv6.org, kaber@...sh.net, eric.dumazet@...il.com
Subject: Re: [PATCH net] ipv6: prevent fib6_run_gc() contention

From: Michal Kubecek <mkubecek@...e.cz>
Date: Thu, 1 Aug 2013 00:19:31 +0200

> I received the feedback today. The customer reported the patch moving
> update of ip6_rt_last_gc into fib6_run_gc() before the call of
> fib6_clean_all() was not sufficient to prevent the contention with their
> workload.
> 
> So I suggest to return back to the approach I submitted originally but
> to move the update into fib6_run_gc() anyway so that every run of the
> garbage collector updates it. I will submit the patches tomorrow.

Fair enough.
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