linux-kernel - Re: [PATCH 3/9] perf build: Test correct path of perf in build-test

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Date:	Thu, 14 Jan 2016 11:04:45 +0100
From:	Jiri Olsa <jolsa@...hat.com>
To:	Wang Nan <wangnan0@...wei.com>
Cc:	acme@...nel.org, linux-kernel@...r.kernel.org, pi3orama@....com,
	lizefan@...wei.com, Arnaldo Carvalho de Melo <acme@...hat.com>,
	Jiri Olsa <jolsa@...nel.org>,
	Namhyung Kim <namhyung@...nel.org>
Subject: Re: [PATCH 3/9] perf build: Test correct path of perf in build-test

On Wed, Jan 13, 2016 at 12:17:16PM +0000, Wang Nan wrote:

SNIP

>  	( eval $$cmd ) >> $@ 2>&1 && \
>  	rm -f $@
>  
> +KBUILD_OUTPUT_DIR := ../..
> +ifneq ($(O),)
> +  KBUILD_OUTPUT_DIR := $(O)
> +endif
> +
>  make_kernelsrc:
>  	@echo "- make -C <kernelsrc> $(PARALLEL_OPT) tools/perf"
>  	$(call clean); \
>  	(make -C ../.. $(PARALLEL_OPT) tools/perf) > $@ 2>&1 && \
> -	test -x perf && rm -f $@ || (cat $@ ; false)
> +	test -x $(KBUILD_OUTPUT_DIR)/tools/perf && rm -f $@ || (cat $@ ; false)

do you miss one extra /perf in here? like it should be

   test -x $(KBUILD_OUTPUT_DIR)/tools/perf/perf

>  
>  make_kernelsrc_tools:
>  	@echo "- make -C <kernelsrc>/tools $(PARALLEL_OPT) perf"
>  	$(call clean); \
>  	(make -C ../../tools $(PARALLEL_OPT) perf) > $@ 2>&1 && \
> -	test -x perf && rm -f $@ || (cat $@ ; false)
> +	test -x $(KBUILD_OUTPUT_DIR)/tools/perf && rm -f $@ || (cat $@ ; false)

ditto

thanks,
jirka


>  
>  all: $(run) $(run_O) tarpkg make_kernelsrc make_kernelsrc_tools
>  	@echo OK
> -- 
> 1.8.3.4
>