linux-kernel - Re: [PATCH] x86, UV: Fix NMI handler for UV platforms

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Date:	Wed, 23 Mar 2011 17:23:58 -0400
From:	Don Zickus <dzickus@...hat.com>
To:	Jack Steiner <steiner@....com>
Cc:	Cyrill Gorcunov <gorcunov@...il.com>, Ingo Molnar <mingo@...e.hu>,
	tglx@...utronix.de, hpa@...or.com, x86@...nel.org,
	linux-kernel@...r.kernel.org,
	Peter Zijlstra <a.p.zijlstra@...llo.nl>
Subject: Re: [PATCH] x86, UV: Fix NMI handler for UV platforms

On Wed, Mar 23, 2011 at 03:46:47PM -0500, Jack Steiner wrote:
> On Wed, Mar 23, 2011 at 04:00:08PM -0400, Don Zickus wrote:
> > On Wed, Mar 23, 2011 at 01:53:20PM -0400, Don Zickus wrote:
> > > Let me know if the patch fixes that problem.  Then it will be one less
> > > thing to worry about. :-)
> > 
> > Ok, I was an idiot and made the patch against RHEL-6.  Here is the one
> > against 2.6.38.  Sorry about that.
> 
> No problem.
> 
> I applied the patch below. However, I still see the "dazed" messages with
> about the same frequency.

Crap.  It fixed acme's problem though where he was using 3 counters at
high frequency.  The problem must be elsewhere.  I'll have to figure out a
new strategy.  I'll probably put together a patch full of trace_printk
output to see if I can characterize it.

Cheers,
Don
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