linux-kernel - Re: [V3][PATCH 0/6] x86, nmi: new NMI handling routines

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Message-ID: <1314351897.9377.2.camel@twins>
Date:	Fri, 26 Aug 2011 11:44:57 +0200
From:	Peter Zijlstra <peterz@...radead.org>
To:	Don Zickus <dzickus@...hat.com>
Cc:	x86@...nel.org, Andi Kleen <andi@...stfloor.org>,
	Robert Richter <robert.richter@....com>, ying.huang@...el.com,
	LKML <linux-kernel@...r.kernel.org>, paulmck@...ux.vnet.ibm.com
Subject: Re: [V3][PATCH 0/6] x86, nmi: new NMI handling routines

On Thu, 2011-08-25 at 12:45 -0400, Don Zickus wrote:
> I spent some time hacking and came up with this patch.  I tested it on my
> core2quad machine trying to enable all the NMI handler I could, mainly
> perf and kgdb (and oprofile too when perf was disabled).  Everything seems
> to work correctly.  If people are ok with this approach, I'll try and test
> this on more machines. 

Right, code looks OK, the only worry that remains is overhead, always
running all handlers must cost..
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