linux-kernel - Re: arm/arm64 perf build issue with mainline

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Date:	Mon, 27 Apr 2015 21:03:56 +0200
From:	Jiri Olsa <jolsa@...hat.com>
To:	Arnaldo Carvalho de Melo <acme@...hat.com>
Cc:	David Ahern <david.ahern@...cle.com>,
	Will Deacon <will.deacon@....com>,
	"linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>,
	Mark Rutland <Mark.Rutland@....com>,
	Jiri Olsa <jolsa@...nel.org>,
	Namhyung Kim <namhyung@...nel.org>
Subject: Re: arm/arm64 perf build issue with mainline

On Mon, Apr 27, 2015 at 04:00:04PM -0300, Arnaldo Carvalho de Melo wrote:

SNIP

> > >  1 file changed, 1 insertion(+), 1 deletion(-)
> > > 
> > > diff --git a/tools/perf/Makefile b/tools/perf/Makefile
> > > index c699dc35eef9..bc846b83c295 100644
> > > --- a/tools/perf/Makefile
> > > +++ b/tools/perf/Makefile
> > > @@ -24,7 +24,7 @@ unexport MAKEFLAGS
> > >  # (To override it, run 'make JOBS=1' and similar.)
> > >  #
> > >  ifeq ($(JOBS),)
> > > -  JOBS := $(shell egrep -c '^processor|^CPU' /proc/cpuinfo 2>/dev/null)
> > > +  JOBS := $(shell (getconf _NPROCESSORS_ONLN || egrep -c '^processor|^CPU' /proc/cpuinfo) 2>/dev/null)
> > 
> > how about the 'CPU[0-9]' someone asked for?
> 
> Ok, will fold that in, are you ok with going with this patch plus this
> [0-9] change? I.e. acked?

yep

jirka
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