Re: [PATCH v2 0/6] kbuild: optimize output directory creation
- Date: Thu, 16 Nov 2017 09:10:16 +0900
- From: Masahiro Yamada <yamada.masahiro@xxxxxxxxxxxxx>
- Subject: Re: [PATCH v2 0/6] kbuild: optimize output directory creation
2017-11-13 19:29 GMT+09:00 Masahiro Yamada <yamada.masahiro@xxxxxxxxxxxxx>:
> I looked into the build scripts, focusing on "mkdir" optimization.
> With this series, I succeeded in speeding up the incremental build
> with O= option.
> The following is the result of "time make O=foo",
> where "foo" is the output directory that has already been built.
> real 0m8.322s
> user 0m4.324s
> sys 0m1.220s
> real 0m6.989s
> user 0m4.168s
> sys 0m1.080s
> 4/6 gave the biggest impact.
Series, applied to linux-kbuild/kbuild.