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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.
>
> Before:
>
> real    0m8.322s
> user    0m4.324s
> sys     0m1.220s
>
> After:
>
> real    0m6.989s
> user    0m4.168s
> sys     0m1.080s
>
> 4/6 gave the biggest impact.
>
>


Series, applied to linux-kbuild/kbuild.

-- 
Best Regards
Masahiro Yamada