From: Peter Zijlstra <peterz@infradead.org>
To: Don Zickus <dzickus@redhat.com>
Cc: LKML <linux-kernel@vger.kernel.org>,
Dave Young <dyoung@redhat.com>, Vivek Goyal <vgoyal@redhat.com>,
Cyrill Gorcunov <gorcunov@openvz.org>
Subject: Re: [PATCH] x86, perf_p4: block PMIs on init to prevent a stream of unkown NMIs
Date: Mon, 20 Jan 2014 09:38:59 +0100 [thread overview]
Message-ID: <20140120083859.GD30183@twins.programming.kicks-ass.net> (raw)
In-Reply-To: <1389973301-134448-1-git-send-email-dzickus@redhat.com>
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.
next prev parent reply other threads:[~2014-01-20 8:39 UTC|newest]
Thread overview: 5+ messages / expand[flat|nested] mbox.gz Atom feed top
2014-01-17 15:41 [PATCH] x86, perf_p4: block PMIs on init to prevent a stream of unkown NMIs Don Zickus
2014-01-17 17:11 ` Cyrill Gorcunov
2014-01-20 8:38 ` Peter Zijlstra [this message]
2014-01-20 15:41 ` Don Zickus
2014-02-10 13:29 ` [tip:perf/core] perf/x86/p4: Block " tip-bot for Don Zickus
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