Re: [PATCH 0/9] perf build: Make build-test faster

Wangnan (F)
2016-01-14T01:54:50Z

Hi, Jiri and Arnaldo,

You can find this series on git-tree:

git://git.kernel.org/pub/scm/linux/kernel/git/pi3orama/linux.git
perf/build-test

Other patches I sent these days can be found in perf/ebpf and
perf/overwrite.

Thank you.

On 2016/1/13 20:17, Wang Nan wrote:
> Utilize Jiri's two RFCs to make build-test faster.
>
> Before his RFC on a 24 core machine:
> real 21m16.579s
> user 176m12.989s
> sys 20m54.950s
>
> After his RFC:
> real 16m0.619s
> user 172m53.896s
> sys 19m22.777s
>
> Speedup: 24.75%.
>
> Jiri Olsa (2):
> perf build: Add feature-dump target
> perf build: Introduce FEATURES_DUMP make variable
>
> Wang Nan (7):
> perf build: Set parallel making options build-test
> perf build: Pass O option to Makefile.perf in build-test
> perf build: Test correct path of perf in build-test
> perf build: Pass O option to kernel makefile in build-test
> tools build: Allow subprojects select all feature checkers
> perf build: Select all feature checkers for feature-dump
> perf build: Use feature dump file for build-test
>
> tools/build/Makefile.feature | 21 +++++++++++-
> tools/perf/Makefile.perf | 30 ++++++++++++++++-
> tools/perf/config/Makefile | 4 +++
> tools/perf/tests/make | 80 +++++++++++++++++++++++++++++++++++---------
> 4 files changed, 118 insertions(+), 17 deletions(-)
>