linux-kernel - Re: Sandy Bridge pebs fix fixes

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Message-ID: <m2eho24bbu.fsf@firstfloor.org>
Date:	Mon, 23 Jul 2012 10:49:25 -0700
From:	Andi Kleen <andi@...stfloor.org>
To:	mingo@...e.hu
Cc:	eranian@...gle.com, a.p.zijlstra@...llo.nl,
	linux-kernel@...r.kernel.org
Subject: Re: Sandy Bridge pebs fix fixes

Andi Kleen <andi@...stfloor.org> writes:

> - Fix Peter's rewrite of the pebs microcode patches to actually work
> - Readd the early microcode update for onlined CPUs to close
> the "early schedule user space" race that Peter pointed out originally.

Ping!  This is still broken in tip/master.

-Andi

-- 
ak@...ux.intel.com -- Speaking for myself only
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