Re: [PATCH 2/4] Core support for --combine -fwhole-program

[Adrian Bunk <bunk@stusta.de>]

On Thu, Aug 24, 2006 at 04:26:07PM +0100, David Woodhouse wrote:
>...
> index 0dfb794..725e5df 100644
> --- a/include/linux/module.h
> +++ b/include/linux/module.h
>...
> @@ -470,11 +472,12 @@ void module_add_driver(struct module *, 
>  void module_remove_driver(struct device_driver *);
>  
>  #else /* !CONFIG_MODULES... */
> -#define EXPORT_SYMBOL(sym)
> -#define EXPORT_SYMBOL_GPL(sym)
> -#define EXPORT_SYMBOL_GPL_FUTURE(sym)
> -#define EXPORT_UNUSED_SYMBOL(sym)
> -#define EXPORT_UNUSED_SYMBOL_GPL(sym)
> +
> +#define EXPORT_SYMBOL(sym) extern typeof(sym) sym __global
> +#define EXPORT_SYMBOL_GPL(sym) EXPORT_SYMBOL(sym)
> +#define EXPORT_SYMBOL_GPL_FUTURE(sym) EXPORT_SYMBOL(sym)
> +#define EXPORT_UNUSED_SYMBOL(sym) EXPORT_SYMBOL(sym)
> +#define EXPORT_UNUSED_SYMBOL_GPL(sym) EXPORT_SYMBOL(sym)
>...

If a "build everything except for assembler files at once" approach is 
possible, it should be possible to revert this and get even further 
savings.

> dwmw2

cu
Adrian

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