linux-kernel - Re: [stable] [stable-2.6.32 PATCH] ixgbe: backport bug fix for tx panic

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Message-ID: <20100703022809.GA24141@kroah.com>
Date:	Fri, 2 Jul 2010 19:28:09 -0700
From:	Greg KH <greg@...ah.com>
To:	Jeff Kirsher <jeffrey.t.kirsher@...el.com>
Cc:	"Brandeburg, Jesse" <jesse.brandeburg@...el.com>,
	"linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>,
	"stable@...nel.org" <stable@...nel.org>,
	Brandon <brandon@...p.org>,
	"netdev@...r.kernel.org" <netdev@...r.kernel.org>,
	"davem@...emloft.net" <davem@...emloft.net>
Subject: Re: [stable] [stable-2.6.32 PATCH] ixgbe: backport bug fix for tx
 panic

On Fri, Jul 02, 2010 at 02:37:13PM -0700, Jeff Kirsher wrote:
> On Tue, May 25, 2010 at 13:18, Greg KH <greg@...ah.com> wrote:
> > On Tue, May 25, 2010 at 09:27:25AM -0700, Brandeburg, Jesse wrote:
> >>
> >>
> >> On Tue, 25 May 2010, Jeff Kirsher wrote:
> >>
> >> > On Mon, May 10, 2010 at 17:46, Jeff Kirsher <jeffrey.t.kirsher@...el.com> wrote:
> >> > > From: Jesse Brandeburg <jesse.brandeburg@...el.com>
> >> > >
> >> > > backporting this commit:
> >> > >
> >> > > 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>
> >> > >
> >> > > CC: Brandon <brandon@...p.org>
> >> > > Signed-off-by: Jesse Brandeburg <jesse.brandeburg@...el.com>
> >> > > ---
> >> > >
> >> > >  drivers/net/ixgbe/ixgbe_main.c |    8 ++++++--
> >> > >  1 files changed, 6 insertions(+), 2 deletions(-)
> >> > >
> >> >
> >> > Greg - status?  Did you queue this patch for the stable release and I missed it?
> >>
> >> Maybe we didn't say (and we should have) that this fixes a panic on
> >> machines with > 64 cores.  Please apply to -stable 32.
> >
> > I'll get to it for the next release after this one, if that's ok.
> >
> > thanks,
> >
> > greg k-h
> > --
> 
> I did not see this patch in the list of patches for the next release
> of the stable kernel.  Just want to make sure this patch makes it this
> time... :)

Ick, I missed it, let me go queue it up right now, sorry about that.

greg k-h
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