linux-kernel - Re: [PATCH v3 9/9] perf build: Use feature dump file for build-test

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Date:	Fri, 15 Jan 2016 22:08:38 +0800
From:	"Wangnan (F)" <wangnan0@...wei.com>
To:	<acme@...nel.org>, <jolsa@...hat.com>
CC:	<linux-kernel@...r.kernel.org>, <pi3orama@....com>,
	<lizefan@...wei.com>, Jiri Olsa <jolsa@...nel.org>,
	Arnaldo Carvalho de Melo <acme@...hat.com>,
	Namhyung Kim <namhyung@...nel.org>
Subject: Re: [PATCH v3 9/9] perf build: Use feature dump file for build-test



On 2016/1/15 12:00, Wang Nan wrote:
> To prevent feature check run too many times, this patch utilizes
> previous introduced feature-dump make target and FEATURES_DUMP
> variable, makes sure the feature checkers run only once when doing
> build-test for normal test cases.
>
> Signed-off-by: Wang Nan <wangnan0@...wei.com>
> Cc: Jiri Olsa <jolsa@...nel.org>
> Cc: Arnaldo Carvalho de Melo <acme@...hat.com>
> Cc: Namhyung Kim <namhyung@...nel.org>
> ---
>   tools/perf/tests/make | 31 +++++++++++++++++++++++++++++++
>   1 file changed, 31 insertions(+)
>
> diff --git a/tools/perf/tests/make b/tools/perf/tests/make
> index f918015..6473324 100644
> --- a/tools/perf/tests/make
> +++ b/tools/perf/tests/make
> @@ -15,6 +15,7 @@ else
>   PERF := .
>   PERF_O := $(PERF)
>   O_OPT :=
> +FULL_O := $(shell readlink -f $(PERF_OUT) || echo $(PERF_OUT))
>   

Sorry. I forgot to rename PERF_OUT to PERF_O here.

I send a [PATCH v3 9/9 -fix] for this mistake.

Jiri, please help me test this patchset again with the above fix. Today I
don't have enough time to test them throughly.

Thank you.