linux-kernel - Re: perf: fuzzer, lots of warnings

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Message-ID: <alpine.DEB.2.20.1507030047010.16899@vincent-weaver-1.umelst.maine.edu>
Date:	Fri, 3 Jul 2015 00:48:47 -0400 (EDT)
From:	Vince Weaver <vincent.weaver@...ne.edu>
To:	Ingo Molnar <mingo@...nel.org>
cc:	Vince Weaver <vincent.weaver@...ne.edu>,
	Peter Zijlstra <peterz@...radead.org>,
	linux-kernel@...r.kernel.org, Ingo Molnar <mingo@...hat.com>,
	Arnaldo Carvalho de Melo <acme@...nel.org>,
	Stephane Eranian <eranian@...il.com>
Subject: Re: perf: fuzzer, lots of warnings

On Thu, 2 Jul 2015, Ingo Molnar wrote:

> 
> * Vince Weaver <vincent.weaver@...ne.edu> wrote:
> 
> > I'm also still getting a lot of 
> > 	perfevents: irq loop stuck!
> > messages, I thought the workaround for that had gone in for 4.2 but I 
> > guess not.
> 
> Hm, so I was waiting for your feedback regarding the precise period cutoff to use, 
> and I guess that's where the patch got lost.
> 
> Does the value of 2 below work for you?

I still get the messages when using 2.  I'll see if I can narrow down the 
cutoff.  I know the messages definitely go away when using 128.

Vince
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