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

lists.openwall.net		lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC
Open Source and information security mailing list archives

Hash Suite: Windows password security audit tool. GUI, reports in PDF.

[<prev] [next>] [<thread-prev] [thread-next>] [day] [month] [year] [list]

Message-ID: <20110323212358.GC29184@redhat.com>
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
--
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to majordomo@...r.kernel.org
More majordomo info at  http://vger.kernel.org/majordomo-info.html
Please read the FAQ at  http://www.tux.org/lkml/