linux-kernel - Re: [PATCH] perf_events: fix broken intr throttling (v3)

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Message-ID: <1327594589.2446.112.camel@twins>
Date:	Thu, 26 Jan 2012 17:16:29 +0100
From:	Peter Zijlstra <peterz@...radead.org>
To:	Stephane Eranian <eranian@...gle.com>
Cc:	linux-kernel@...r.kernel.org, mingo@...e.hu, gleb@...hat.com,
	wcohen@...hat.com, vince@...ter.net, asharma@...com,
	andi@...stfloor.org
Subject: Re: [PATCH] perf_events: fix broken intr throttling (v3)

On Thu, 2012-01-26 at 17:03 +0100, Stephane Eranian wrote:
> This patch fixes the throttling mechanism. It was broken
> in 3.2.0. Events were not being unthrottled. The unthrottling
> mechanism required that events be checked at each timer tick.
> 
> This patch solves this problem and also separates:
>   - unthrottling
>   - multiplexing
>   - frequency-mode period adjustments 

Thanks!
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