linux-kernel - Re: [RFC -tip]

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Date:	Tue, 17 Aug 2010 18:10:13 +0400
From:	Cyrill Gorcunov <gorcunov@...il.com>
To:	Lin Ming <ming.m.lin@...el.com>
Cc:	Ingo Molnar <mingo@...e.hu>, Stephane Eranian <eranian@...gle.com>,
	Frédéric Weisbecker <fweisbec@...il.com>,
	Arnaldo Carvalho de Melo <acme@...hat.com>,
	LKML <linux-kernel@...r.kernel.org>,
	Peter Zijlstra <peterz@...radead.org>
Subject: Re: [RFC -tip]

On Tue, Aug 17, 2010 at 05:14:01PM +0800, Lin Ming wrote:
> On Mon, 2010-08-16 at 19:02 +0800, Cyrill Gorcunov wrote:
> > Hi,
> > 
> > please review the approach, I can't test it due to lack
> > of hw (btw Ming, if you have some spare minutes -- mind to
> > pass some event as RAW and see how it goes?).
> 
> #raw event for cpu cycles
> perf top -e r3000020c0403c000
> 
> #raw event for cache-misses
> perf top -e r120e00030803e000
> 

Ming, I had something different in mind, I'll prepare the case
to be tested. Will notify you. Thanks!

> I tried some raw events and it works.
> 
> > Index: linux-2.6.git/arch/x86/include/asm/Kbuild
> > =====================================================================
> > --- linux-2.6.git.orig/arch/x86/include/asm/Kbuild
> > +++ linux-2.6.git/arch/x86/include/asm/Kbuild
> > @@ -24,3 +24,4 @@ unifdef-y += unistd_32.h
> >  unifdef-y += unistd_64.h
> >  unifdef-y += vm86.h
> >  unifdef-y += vsyscall.h
> > +unifdef-y += perf_event_p4.h
> 
> +header-y += perf_event_p4.h
> 
> Need to update this to header-y.


Yeah, thanks for catching this!

> 
> Thanks,
> Lin Ming
> 
...

	-- Cyrill
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