Re: [PATCH] kbuild: make single target builds even faster

From: Jens Axboe
Date: Mon Nov 18 2019 - 09:26:32 EST


On 11/17/19 9:52 PM, Masahiro Yamada wrote:
> Commit 2dffd23f81a3 ("kbuild: make single target builds much faster")
> made the situation much better.
>
> To improve it even more, apply the similar idea to the top Makefile.
> Trim unrelated directories from build-dirs.
>
> The single build code must be moved above the 'descend' target.

I tested linux-next, which does improve things a bit, and this one on
top further improves it. We're now not THAT far off the situation
before these changes, that's a huge win. Thanks for working on this!

You can add:

Tested-by: Jens Axboe <axboe@xxxxxxxxx>

to the commit, if you wish.

--
Jens Axboe