Re: [PATCH 8/8] gpio: don't include module.h in shared driver header

From: Linus Walleij
Date: Thu Sep 15 2016 - 08:05:32 EST


On Tue, Sep 13, 2016 at 12:16 AM, Paul Gortmaker
<paul.gortmaker@xxxxxxxxxxxxx> wrote:

> Most shared headers in include/linux don't need to know what the
> internals of a struct module are; all they care about is that it
> is a struct and hence they may require a pointer to one.
>
> The advantage in this is that module.h is including a lot of stuff
> itself, and an otherwise empty C file that just contains module.h
> will result in ~750kB from CPP (compared to say 12kB from init.h)
>
> So we have approximately 50 instances of "struct module;" in the
> various include/linux headers already that help us keep module.h
> out of other headers; here we do the same for gpio.
>
> Cc: Linus Walleij <linus.walleij@xxxxxxxxxx>
> Cc: Alexandre Courbot <gnurou@xxxxxxxxx>
> Cc: linux-gpio@xxxxxxxxxxxxxxx
> Signed-off-by: Paul Gortmaker <paul.gortmaker@xxxxxxxxxxxxx>

Probably my mistake.
Thanks for tidying this up so nicely!

Patch applied.

Yours,
Linus Walleij