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From: Andi Kleen <andi@firstfloor.org>
To: Peter Zijlstra <peterz@infradead.org>
Cc: Andi Kleen <andi@firstfloor.org>,
	mingo@kernel.org, hpa@zytor.com, linux-kernel@vger.kernel.org,
	tglx@linutronix.de, linux-tip-commits@vger.kernel.org
Subject: Re: [tip:perf/core] perf/x86/intel: Clean-up/reduce PEBS code
Date: Mon, 16 Sep 2013 18:09:21 +0200	[thread overview]
Message-ID: <20130916160921.GX18242@two.firstfloor.org> (raw)
In-Reply-To: <20130916072431.GV26785@twins.programming.kicks-ass.net>

>  
>  	/*
>  	 * Should not happen, we program the threshold at 1 and do not
>  	 * set a reset value.
>  	 */
> -	WARN_ONCE(n > x86_pmu.max_pebs_events,
> -		  "Unexpected number of pebs records %d\n", n);
> +	WARN_ONCE(top - at > x86_pmu.max_pebs_events * x86_pmu.pebs_record_size,

That should work yes.

-Andi

  reply	other threads:[~2013-09-16 16:09 UTC|newest]

Thread overview: 7+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2013-09-12 18:04 [tip:perf/core] perf/x86/intel: Clean-up/reduce PEBS code tip-bot for Peter Zijlstra
2013-09-14  6:18 ` Andi Kleen
2013-09-16  6:07   ` Peter Zijlstra
2013-09-16  6:17     ` H. Peter Anvin
2013-09-16  7:24     ` Peter Zijlstra
2013-09-16 16:09       ` Andi Kleen [this message]
2013-09-16 16:03     ` Andi Kleen

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