Re: [PATCH 0/6] staging: vt6655: Cleanup in usage of macros

From: Marcos Souza
Date: Mon Jul 09 2012 - 05:19:17 EST


2012/7/9 Joe Perches <joe@xxxxxxxxxxx>
>
> On Sun, 2012-07-08 at 23:51 -0300, Marcos Paulo de Souza wrote:
> > Hi kernel guys!
> >
> > This patchset aims to clean all unused and commented macros.
> >
> > For this challenge, forgotten-macros tool helped us.
>
> Perhaps there may be false positives in your code.

Not in this case. After each changes in a file, I compiled all driver again.

> Many times, macros like the below are used:

> #define SUBSYSTEM_PREFIX_FOO 1
> #define SUBSYSTEM_PREFIX_BAR 2
> #define SUBSYSTEM_PREFIX_BAZ 3
>
> #define USE_TYPE(type) SUBSYSTEM_PREFIX_##type
>
> It doesn't seem your code knows that style.

True! The tool is under development. A more robust method will be
implemented, but for now, the tool can find the most "easy" dead macros.

> Also, the tool might be more flexible if it was
> written using perl or python.
>
Yeah, I believe it's true!

Thanks for the comments!

But, for the changes, do I have your ack?

Thanks Joe!

--
Att,

Marcos Paulo de Souza
Acadêmico de Ciencia da Computação - FURB - SC
"Uma vida sem desafios é uma vida sem razão"
"A life without challenges, is a non reason life"
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