Re: [tip:perf/core] perf/x86/intel: Clean up checkpoint-interruptbits

From: Andi Kleen
Date: Thu Sep 12 2013 - 14:08:53 EST


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@xxxxxxxxxxxxx>
> AuthorDate: Thu, 12 Sep 2013 12:53:44 +0200
> Committer: Ingo Molnar <mingo@xxxxxxxxxx>
> 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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