netdev - Re: [net-2.6 PATCH] e1000e: stop cleaning when we reach tx_ring->next_to

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Message-Id: <20100413.030908.140469864.davem@davemloft.net>
Date:	Tue, 13 Apr 2010 03:09:08 -0700 (PDT)
From:	David Miller <davem@...emloft.net>
To:	jeffrey.t.kirsher@...el.com
Cc:	netdev@...r.kernel.org, gospo@...hat.com, terry.loftin@...com,
	bruce.w.allan@...el.com
Subject: Re: [net-2.6 PATCH] e1000e: stop cleaning when we reach
 tx_ring->next_to_use

From: Jeff Kirsher <jeffrey.t.kirsher@...el.com>
Date: Fri, 09 Apr 2010 13:29:49 -0700

> From: Terry Loftin <terry.loftin@...com>
> 
> Tx ring buffers after tx_ring->next_to_use are volatile and could
> change, possibly causing a crash.  Stop cleaning when we hit
> tx_ring->next_to_use.
> 
> Signed-off-by: Terry Loftin <terry.loftin@...com>
> Acked-by: Bruce Allan <bruce.w.allan@...el.com>
> Signed-off-by: Jeff Kirsher <jeffrey.t.kirsher@...el.com>

Applied.
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