linux-kernel - Re: [PATCH 0/5] tools build: Make FEATURE

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Message-ID: <567B5DE2.9020900@huawei.com>
Date:	Thu, 24 Dec 2015 10:52:18 +0800
From:	"Wangnan (F)" <wangnan0@...wei.com>
To:	Jiri Olsa <jolsa@...nel.org>,
	Arnaldo Carvalho de Melo <acme@...nel.org>
CC:	lkml <linux-kernel@...r.kernel.org>,
	David Ahern <dsahern@...il.com>,
	Ingo Molnar <mingo@...nel.org>,
	Namhyung Kim <namhyung@...nel.org>,
	"Peter Zijlstra" <a.p.zijlstra@...llo.nl>,
	pi3orama <pi3orama@....com>, <lizefan@...wei.com>
Subject: Re: [PATCH 0/5] tools build: Make FEATURE_DUMP include makefile



On 2015/12/24 1:58, Jiri Olsa wrote:
> hi,
> Changing the contents of the FEATURE-DUMP file,
> so it looks like:
>      
>    feature-backtrace=1
>    feature-dwarf=0
>    feature-fortify-source=1
>    feature-sync-compare-and-swap=0
>      
> This way it could get included in sub projects,
> so they won't be forced to redo features detection.
>
> changing bpf library to use that, so it's not forced
> to rerun feature detection if compiled within perf.
>
> Also available in:
>    git://git.kernel.org/pub/scm/linux/kernel/git/jolsa/perf.git
>
> thanks,
> jirka

Tested-by: Wang Nan <wangnan0@...wei.com>

For the whole patch set.

Thank you.

>
> ---
> Jiri Olsa (5):
>        tools build feature: Fix feature_check_display_code typo
>        tools build feature: Move dwarf post unwind choice output into perf
>        tools build feature: Introduce feature_ass macro
>        tools build feature: Use value assignment form for FEATURE-DUMP file
>        perf build: Use FEATURE-DUMP in bpf subproject
>
>   tools/build/Makefile.feature | 41 +++++++++++++++++++++++++++--------------
>   tools/lib/bpf/Makefile       |  4 ++++
>   tools/perf/Makefile.perf     |  2 +-
>   tools/perf/config/Makefile   |  4 ++++
>   4 files changed, 36 insertions(+), 15 deletions(-)


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