On Mon, 2014-06-23 at 00:46 +0200, Mathias Krause wrote:
> Add macros to be able to mark string literals used in __init / __exit
> functions.
[]
> diff --git a/include/linux/init.h b/include/linux/init.h
[]
> +#define __init_str(str) __mark_str(str, __UNIQUE_ID(_init_str_),
> __initconst)
> +#define __exit_str(str) __mark_str(str, __UNIQUE_ID(_exit_str_),
> __exitdata)
> +#define __mark_str(str, var, __section) \
> + ({ static const char var[] __section __aligned(1) = str; var; })
> +
You probably want to make these strings vanish
completely when !CONFIG_PRINTK.
As is, they will always exist in the image.
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