[PATCH 0/3] cpuidle: avoid module usage in non-modular code

[daniel.lezcano@linaro.org (Daniel Lezcano)]

On 12/14/2015 12:57 AM, Paul Gortmaker wrote:
> This series of commits is a part of a larger project to ensure
> people don't reference modular support functions in non-modular
> code.  Overall there was roughly 5k lines of dead code in the
> kernel due to this.  So far we've fixed several areas, like tty,
> x86, net, ... and we continue to work on other areas.
>
> There are several reasons to not use module support for code that
> can never be built as a module, but the big ones are:
>
>   (1) it is easy to accidentally code up unused module_exit and remove code
>   (2) it can be misleading when reading the source, thinking it can be
>        modular when the Makefile and/or Kconfig prohibit it
>   (3) it requires the include of the module.h header file which in turn
>       includes nearly everything else.
>
> Fortunately for cpuidle, the changes are largely trivial and change
> zero runtime.  All the changes here just remap the modular functions
> onto the non-modular ones that they would be remapped onto anyway.
>
> Changes are against linux-next and compile tested on ARM allmodconfig.
> I've Cc'd ARM list because all of these are used on ARM, but I'm
> thinking these probably can go in via the PM tree.

Acked-by: Daniel Lezcano <daniel.lezcano@linaro.org>


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