linux-kernel - Re: [PATCH 31/50] tools/perf/build: Speed up auto-detection of features by adding a 'test-all' target

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Message-ID: <20131008082344.GB7232@gmail.com>
Date:	Tue, 8 Oct 2013 10:23:44 +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 31/50] tools/perf/build: Speed up auto-detection of
 features by adding a 'test-all' target


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

> On Mon, Oct 07, 2013 at 01:56:24PM +0200, Ingo Molnar wrote:
> 
> SNIP
> 
> > +
> > +#
> > +# Print the result of the feature test:
> > +#
> > +define feature_print_code
> > +  ifeq ($(feature-$(1)), 1)
> > +    MSG := $(shell printf '...%30s: [ \033[32mon\033[m  ]' $(1))
> > +  else
> > +    MSG := $(shell printf '...%30s: [ \033[31mOFF\033[m ]' $(1))
> > +  endif
> > +  $(info $(MSG))
> > +endef
> > +
> > +$(foreach feat,$(FEATURE_TESTS) DUMMY,$(call feature_print,$(feat)))
> > +
> > +# newline at the end of the feature printouts:
> > +$(info )
> >  
> > -ifeq ($(stackprotector-all), 1)
> > +ifeq ($(feature-stackprotector-all), 1)
> >    CFLAGS += -fstack-protector-all
> >  endif
> 
> nit, belongs to:
>   tools/perf/build: Split out feature check: 'stackprotector-all'

Indeed, fixed.

I also fixed the next hunk:

> ifndef NO_BIONIC
>+  $(feature_check,bionic)
>   ifeq ($(feature-bionic), 1)
>     BIONIC := 1

Which was misplaced as well.

Thanks,

	Ingo
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