linux-kernel - Re: [tip:perf/core] perf/x86/intel: Clean up checkpoint-interrupt bits

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Message-ID: <20130912180846.GK18242@two.firstfloor.org>
Date:	Thu, 12 Sep 2013 20:08:46 +0200
From:	Andi Kleen <andi@...stfloor.org>
To:	mingo@...nel.org, hpa@...or.com, linux-kernel@...r.kernel.org,
	andi@...stfloor.org, peterz@...radead.org, tglx@...utronix.de
Cc:	linux-tip-commits@...r.kernel.org
Subject: Re: [tip:perf/core] perf/x86/intel: Clean up checkpoint-interrupt
 bits

On Thu, Sep 12, 2013 at 11:04:34AM -0700, tip-bot for Peter Zijlstra wrote:
> Commit-ID:  2b9e344df384e595db24ac61ae5f780e9b024878
> Gitweb:     http://git.kernel.org/tip/2b9e344df384e595db24ac61ae5f780e9b024878
> Author:     Peter Zijlstra <peterz@...radead.org>
> AuthorDate: Thu, 12 Sep 2013 12:53:44 +0200
> Committer:  Ingo Molnar <mingo@...nel.org>
> CommitDate: Thu, 12 Sep 2013 19:13:37 +0200
> 
> perf/x86/intel: Clean up checkpoint-interrupt bits
> 
> Clean up the weird CP interrupt exception code by keeping a CP mask.
> 
> Andi suggested this implementation but weirdly didn't actually
> implement it himself, do so now because it removes the conditional in
> the interrupt handler and avoids the assumption its only on cnt2.

Looks good to me. Thanks.

-Andi
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