Re: [PATCH] x86, perf_p4: block PMIs on init to prevent a stream ofunkown NMIs

From: Peter Zijlstra
Date: Mon Jan 20 2014 - 03:39:27 EST


On Fri, Jan 17, 2014 at 10:41:41AM -0500, Don Zickus wrote:
> I could have removed the ENABLE bit too, but was worried it would impact
> BIOS vendors secret ability to monitor cpu states. I figured the ability to
> generate a PMI or not is not interesting to them and chose that route instead.


You worry about the wrong things, just clear the things.
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