netdev - Re: [PATCH net-next-2.6] net: add a recursion limit in xmit path

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Message-Id: <20100929.132323.28800834.davem@davemloft.net>
Date:	Wed, 29 Sep 2010 13:23:23 -0700 (PDT)
From:	David Miller <davem@...emloft.net>
To:	eric.dumazet@...il.com
Cc:	jesse@...ira.com, netdev@...r.kernel.org
Subject: Re: [PATCH net-next-2.6] net: add a recursion limit in xmit path

From: Eric Dumazet <eric.dumazet@...il.com>
Date: Wed, 29 Sep 2010 21:04:32 +0200

> [PATCH net-next-2.6] net: add a recursion limit in xmit path
> 
> As tunnel devices are going to be lockless, we need to make sure a
> misconfigured machine wont enter an infinite loop.
> 
> Add a percpu variable, and limit to three the number of stacked xmits.
> 
> Reported-by: Jesse Gross <jesse@...ira.com>
> Signed-off-by: Eric Dumazet <eric.dumazet@...il.com>

Applied.
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