Re: [PATCH v2] kbuild: shrink .cache.mk when it exceeds 1000 lines

From: Masahiro Yamada
Date: Wed Oct 18 2017 - 12:55:48 EST


2017-10-13 20:25 GMT+09:00 Masahiro Yamada <yamada.masahiro@xxxxxxxxxxxxx>:
> The cache files are only cleaned away by "make clean". If you continue
> incremental builds, the cache files will grow up little by little.
> It is not a big deal in general use cases because compiler flags do not
> change quite often.
>
> However, if you do build-test for various architectures, compilers, and
> kernel configurations, you will end up with huge cache files soon.
>
> When the cache file exceeds 1000 lines, shrink it down to 500 by "tail".
> The Least Recently Added lines are cut. (not Least Recently Used)
> I hope it will work well enough.
>
> Signed-off-by: Masahiro Yamada <yamada.masahiro@xxxxxxxxxxxxx>
> ---
>

Applied to linux-kbuild/kbuild.

--
Best Regards
Masahiro Yamada