linux-kernel - Re: [PATCH v3 01/11] perf, tools: Support weak groups

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Date:   Mon, 4 Sep 2017 13:51:39 -0300
From:   Arnaldo Carvalho de Melo <acme@...nel.org>
To:     Jiri Olsa <jolsa@...hat.com>
Cc:     Andi Kleen <andi@...stfloor.org>, jolsa@...nel.org,
        linux-kernel@...r.kernel.org, Andi Kleen <ak@...ux.intel.com>
Subject: Re: [PATCH v3 01/11] perf, tools: Support weak groups

Em Fri, Sep 01, 2017 at 07:00:39PM +0200, Jiri Olsa escreveu:
> On Fri, Sep 01, 2017 at 06:57:59PM +0200, Jiri Olsa wrote:
> > On Thu, Aug 31, 2017 at 12:40:26PM -0700, Andi Kleen wrote:
> > > From: Andi Kleen <ak@...ux.intel.com>
> > > Add a concept of a 'weak group': try to set up a group,
> > > but if it's not schedulable fallback to not using
> > > a group. That gives us the best of both worlds:
> > > groups if they work, but still a usable fallback if they don't.

> > Acked-by: Jiri Olsa <jolsa@...nel.org>
 
> just realized we support this in stat only and the doc indicates it's
> global.. maybe the perf-list.txt line could have the '(perf stat
> only)' suffix ;-)

I'll try to add something to that effect.

- Arnaldo