[PATCH] of: drop symbols declared by _OF_DECLARE() from modules

Arnd Bergmann arnd at arndb.de
Thu Jan 14 02:14:58 PST 2016


On Thursday 14 January 2016 13:33:06 Masahiro Yamada wrote:
> 
> -#ifdef CONFIG_OF
> +#if defined(CONFIG_OF) && !defined(MODULE)
>  #define _OF_DECLARE(table, name, compat, fn, fn_type)                  \
>         static const struct of_device_id __of_table_##name              \
>                 __used __section(__##table##_of_table)                  \
> -- 
> 

Doesn't this lead to "unused function" warnings? Maybe we can change the "__used"
into "__unused" when MODULE is set, so the compiler will automatically
drop all code that is only referenced from the entry.

	Arnd



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