linux-kernel - Re: [PATCH 32/52] tools/perf/build: Speed up auto-detection of features by adding a 'test-all' target

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Date:	Wed, 9 Oct 2013 08:47:31 +0200
From:	Ingo Molnar <mingo@...nel.org>
To:	Jiri Olsa <jolsa@...hat.com>
Cc:	linux-kernel@...r.kernel.org,
	Peter Zijlstra <a.p.zijlstra@...llo.nl>,
	Arnaldo Carvalho de Melo <acme@...hat.com>,
	Namhyung Kim <namhyung@...nel.org>,
	David Ahern <dsahern@...il.com>
Subject: Re: [PATCH 32/52] tools/perf/build: Speed up auto-detection of
 features by adding a 'test-all' target


* Jiri Olsa <jolsa@...hat.com> wrote:

> On Tue, Oct 08, 2013 at 12:11:02PM +0200, Ingo Molnar wrote:
> 
> SNIP
> 
> > diff --git a/tools/perf/config/feature-checks/Makefile b/tools/perf/config/feature-checks/Makefile
> > index c65bdac..b031669 100644
> > --- a/tools/perf/config/feature-checks/Makefile
> > +++ b/tools/perf/config/feature-checks/Makefile
> > @@ -32,6 +32,9 @@ BUILD = $(CC) -o $(OUTPUT)$@ $@.c
> >  
> >  ###############################
> >  
> > +test-all:
> > +	$(BUILD) -Werror -fstack-protector -Wvolatile-register-var -O2 -Werror -D_FORTIFY_SOURCE=2 -ldw -lelf -lnuma -lunwind -lunwind-x86_64 -lelf -laudit -I/usr/include/slang -lslang $(shell pkg-config --libs --cflags gtk+-2.0 2>/dev/null) $(FLAGS_PERL_EMBED) $(FLAGS_PYTHON_EMBED) -DPACKAGE='perf' -DPACKAGE=perf -lbfd -ldl
> > +
> 
> missing -fstack-protector-all ? ;-)

Indeed :-) Fixed.

Thanks,

	Ingo
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