linux-kernel - Re: Perf trace event parse errors for KVM events

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Message-ID: <4C00FF9B.9000107@redhat.com>
Date:	Sat, 29 May 2010 14:50:51 +0300
From:	Avi Kivity <avi@...hat.com>
To:	rostedt@...dmis.org
CC:	Stefan Hajnoczi <stefanha@...il.com>,
	linux-perf-users@...r.kernel.org, linux-kernel@...r.kernel.org,
	kvm@...r.kernel.org, Frederic Weisbecker <fweisbec@...il.com>,
	Marcelo Tosatti <mtosatti@...hat.com>,
	Peter Zijlstra <a.p.zijlstra@...llo.nl>,
	Stefan Hajnoczi <stefanha@...ux.vnet.ibm.com>
Subject: Re: Perf trace event parse errors for KVM events

On 05/29/2010 12:45 AM, Steven Rostedt wrote:
> On Fri, 2010-05-28 at 17:42 +0100, Stefan Hajnoczi wrote:
>    
>> I get parse errors when using Steven Rostedt's trace-cmd tool, too.
>>
>> Any ideas what is going on here?  I can provide more info (e.g. trace
>> files) if necessary.
>>      
> Does trace-cmd fail on the same tracepoints? Have you checkout the
> latest code?.
>
> I do know it fails on some of the KVM tracerpoints since the formatting
> they use is obnoxious.
>
>    

Isn't there a binary trace for this?

-- 
I have a truly marvellous patch that fixes the bug which this
signature is too narrow to contain.

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