linux-kernel - Re: [RFCv2 0/8] perf tool: Add new event group management

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Message-ID: <20120417093326.GA1650@m.brq.redhat.com>
Date:	Tue, 17 Apr 2012 11:33:26 +0200
From:	Jiri Olsa <jolsa@...hat.com>
To:	Namhyung Kim <namhyung.kim@....com>
Cc:	Peter Zijlstra <a.p.zijlstra@...llo.nl>, acme@...hat.com,
	mingo@...e.hu, paulus@...ba.org, cjashfor@...ux.vnet.ibm.com,
	fweisbec@...il.com, linux-kernel@...r.kernel.org,
	tglx@...utronix.de, andi@...stfloor.org
Subject: Re: [RFCv2 0/8] perf tool: Add new event group management

On Tue, Apr 17, 2012 at 06:09:11PM +0900, Namhyung Kim wrote:
> Hi,
> 
> On Mon, 16 Apr 2012 17:26:02 +0200, Peter Zijlstra wrote:
> > On Mon, 2012-04-16 at 14:16 +0200, Jiri Olsa wrote:
> >> group:        group_spec '{' events '}'
> >> group_spec:   name  ':' mod | empty 
> >
> > How about something like:
> >
> > groups: groups ',' group | group
> > group:	group_name '{' events '}' group_mod
> > group_name: name ':' | empty
> > group_mod: ':' group_mods | empty
> > group_mods: [l]
> 
> Wouldn't it be better if group_mods accepts [ukhHGp] also and pass them
> to all members in the group?

nice idea, I think it's doable

jirka
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