netdev - Re: [net-2.6 PATCH] igb: make certain to reassign legacy interrupt vectors after reset

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Message-Id: <20100204.094940.98184357.davem@davemloft.net>
Date:	Thu, 04 Feb 2010 09:49:40 -0800 (PST)
From:	David Miller <davem@...emloft.net>
To:	jeffrey.t.kirsher@...el.com
Cc:	netdev@...r.kernel.org, gospo@...hat.com,
	alexander.h.duyck@...el.com
Subject: Re: [net-2.6 PATCH] igb: make certain to reassign legacy interrupt
 vectors after reset

From: Jeff Kirsher <jeffrey.t.kirsher@...el.com>
Date: Wed, 03 Feb 2010 23:59:51 -0800

> From: Alexander Duyck <alexander.h.duyck@...el.com>
> 
> This change corrects an issue that will cause false hangs when using either
> 82575 or 82580 in legacy interrupt mode.  The issue is caused when there is
> a slow traffic flow and an "ethtool -r" is executed while using legacy or
> MSI interrupts.  MSI-X is not affected by this issue due to the fact that
> we were already reconfiguring the vectors after reset.
> 
> If possible it would be best to push this for net-2.6 since it is resolving
> a bug but if that is not possible then net-next-2.6 will be fine.
> 
> Signed-off-by: Alexander Duyck <alexander.h.duyck@...el.com>
> Signed-off-by: Jeff Kirsher <jeffrey.t.kirsher@...el.com>

Applied, thanks.
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