linux-kernel - Re: [stable] ixgbe: Fix return of invalid txq

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Message-ID: <alpine.WNT.2.00.1005031401100.4376@jbrandeb-desk1.amr.corp.intel.com>
Date:	Mon, 3 May 2010 14:02:25 -0700 (Pacific Daylight Time)
From:	"Brandeburg, Jesse" <jesse.brandeburg@...el.com>
To:	"stable@...nel.org" <stable@...nel.org>, davem@...emloft.net
cc:	"netdev@...r.kernel.org" <netdev@...r.kernel.org>,
	"linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>,
	"brandon@...p.org" <brandon@...p.org>
Subject: Re: [stable] ixgbe: Fix return of invalid txq

putting davem on to: line...  sorry for not including on first email.

On Mon, 3 May 2010, Brandeburg, Jesse wrote:

> Please consider commit fdd3d631cddad20ad9d3e1eb7dbf26825a8a121f for 
> inclusion in 2.6.32.y (it is already in 2.6.33.y)
> 
> Here is the commit message, it fixes a panic on machines with a larger 
> number of cpus than ixgbe has tx queues (64).
> 
> commit fdd3d631cddad20ad9d3e1eb7dbf26825a8a121f
> Author: Krishna Kumar <krkumar2@...ibm.com>
> Date:   Wed Feb 3 13:13:10 2010 +0000
> 
>     ixgbe: Fix return of invalid txq
> 
>     a developer had complained of getting lots of warnings:
> 
>     "eth16 selects TX queue 98, but real number of TX queues is 64"
>     
> 	http://www.mail-archive.com/e1000-devel@lists.sourceforge.net/msg02200.html
> 
>     As there was no follow up on that bug, I am submitting this
>     patch assuming that the other return points will not return
>     invalid txq's, and also that this fixes the bug (not tested).
> 
>     Signed-off-by: Krishna Kumar <krkumar2@...ibm.com>
>     Signed-off-by: Jesse Brandeburg <jesse.brandeburg@...el.com>
>     Acked-by: Peter P Waskiewicz Jr <peter.p.waskiewicz.jr@...el.com>
>     Signed-off-by: Jeff Kirsher <jeffrey.t.kirsher@...el.com>
>     Signed-off-by: David S. Miller <davem@...emloft.net>
> 
> 
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