linux-kernel - Re: [PATCH 1/2] perf stat: add -l <N> option to redirect stderr elsewhere

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Date:	Sat, 21 May 2011 17:41:48 -0300
From:	Arnaldo Carvalho de Melo <acme@...stprotocols.net>
To:	Ingo Molnar <mingo@...e.hu>
Cc:	Jim Cromie <jim.cromie@...il.com>, linux-kernel@...r.kernel.org,
	a.p.zijlstra@...llo.nl, paulus@...ba.org
Subject: Re: [PATCH 1/2] perf stat: add -l <N> option to redirect stderr
 elsewhere

Em Sat, May 21, 2011 at 12:34:18PM +0200, Ingo Molnar escreveu:
> 
> * Jim Cromie <jim.cromie@...il.com> wrote:
> 
> > This perf stat option emulates valgrind's --log-fd option, allowing the
> > user to send perf results elsewhere, and leaving stderr for use by the
> > program under test.
> > 
> >   3>results perf stat -l 3 -- <cmd>
> > 
> > The perl distro's make test.valgrind target uses valgrinds --log-fd
> > option, I've adapted it to invoke perf also, and tested this patch there.
> > 
> > Signed-off-by: Jim Cromie <jim.cromie@...il.com>
> 
> Makes sense!
> 
> Arnaldo, if you are fine with it, do you want to pick it up - or should i? If 
> you pick it up:
> 
> Acked-by: Ingo Molnar <mingo@...e.hu>

Its ok with me:

Acked-by: Arnaldo Carvalho de Melo <acme@...hat.com>

I will pick it this weekend, if you don't merge it till then.

- Arnaldo
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