linux-kernel - Re: perf counter issue - WARN_ON_ONCE(!list_empty(&tsk->perf_counter_ctx.counter

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Message-ID: <20090522062555.GB16151@in.ibm.com>
Date:	Fri, 22 May 2009 11:55:55 +0530
From:	Srivatsa Vaddagiri <vatsa@...ibm.com>
To:	Peter Zijlstra <peterz@...radead.org>
Cc:	Arnaldo Carvalho de Melo <acme@...hat.com>,
	Ingo Molnar <mingo@...e.hu>, linux-kernel@...r.kernel.org,
	Mike Galbraith <efault@....de>,
	Thomas Gleixner <tglx@...utronix.de>,
	Paul Mackerras <paulus@...ba.org>,
	Corey Ashford <cjashfor@...ux.vnet.ibm.com>,
	Oleg Nesterov <oleg@...hat.com>
Subject: Re: perf counter issue -
	WARN_ON_ONCE(!list_empty(&tsk->perf_counter_ctx.counter_list));

On Fri, May 15, 2009 at 10:27:08PM +0200, Peter Zijlstra wrote:
> OK, so the cleanup isn't solid.. I've been poking at things, and below
> is the current state of my tinkering, but it seems to make things
> worse...

I got around to test the latest tip today and my problem has
disappeared. Thanks!

- vatsa
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