Re: [stable] ixgbe: Fix return of invalid txq

From: Brandeburg, Jesse
Date: Mon May 03 2010 - 17:02:31 EST


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@xxxxxxxxxx>
> 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@xxxxxxxxxxxxxxxxxxxxx/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@xxxxxxxxxx>
> Signed-off-by: Jesse Brandeburg <jesse.brandeburg@xxxxxxxxx>
> Acked-by: Peter P Waskiewicz Jr <peter.p.waskiewicz.jr@xxxxxxxxx>
> Signed-off-by: Jeff Kirsher <jeffrey.t.kirsher@xxxxxxxxx>
> Signed-off-by: David S. Miller <davem@xxxxxxxxxxxxx>
>
>
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