Re: [PATCH/RFC] headers: drop 2 #included headers from

Ingo Molnar
2018-02-26T07:59:37Z

* Rasmus Villemoes <linux@rasmusvillemoes.dk> wrote:

> [...] Now I finally got around to writing some scripts for that, so here's a
> visualization of (the evolution of) the problem:
>
> https://wildmoose.dk/header-bloat/

Nice! In particular your final conclusion is impressive and scary:

> So the typical (median) translation unit ends up including over 450 headers
> files, making the whole TU about 200 times bigger than the .c file itself, while
> more than 25% of the translation units get bloated to over 400 times the size of
> the .c file.

Even with a lot of this being eliminated at fairly early compiling stages that's a
*huge* chunk of code that needs to be parsed again and again and again and again
...

> I hope to find some time soonish to polish the old programs and see if they
> actually still work.

That would be lovely!

Thanks,

Ingo