Re: [RFC, PATCH] watchdog on gpio

[Johannes Weiner <hannes@saeurebad.de>]

Hi,

"Mike Frysinger" <vapier.adi@gmail.com> writes:

> wonder if we could design a printk designed for __init functions to
> address this in a clean fashion.
> #define init_printk(fmt, __VA_ARGS__) \
>   do { \
>     static const __init char __fmt[] = fmt; \
>     printk(__fmt , ## __VA_ARGS__); \
>   } while (0)
>
> (yes, i know this isnt perfect as you'd need to pass back the return
> value of printk(), but it's an idea)

How about:

#define init_printk(fmt, args...) ({		\
        static const __init char __fmt[] = fmt;	\
        printk(__fmt, args);			\
})

Now it returns the printk result.

	Hannes