Re: [PATCH] kbuild: Disable extra debugging info in .s output

Borislav Petkov
2019-02-01T10:30:45Z

On Fri, Feb 01, 2019 at 07:09:36PM +0900, Masahiro Yamada wrote:
> I provide the result of "perf stat" of the incremental build for you.

One more question: what exactly is that "incremental build" you're
measuring with?

Exact command line please.

> Without your patch:
>
>
> Performance counter stats for 'make -j8' (20 runs):
>
> 2.721312445 seconds time elapsed
> ( +- 1.02% )
>
>
>
> With you patch:
>
>
> Performance counter stats for 'make -j8' (20 runs):
>
> 5.038521415 seconds time elapsed
> ( +- 0.56% )

This can't be a full kernel build.

Thx.