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genirq: fix devres.o build for GENERIC_HARDIRQS=n 

kernel/irq/devres.c is built by sparc (32bit) and m68k via the obscure
../../../kernel/irq/devres.o reference in arch/[sparc/m68k]/kernel/Makefile

To avoid ifdeffery in devres.c provide request_threaded_irq as an
inline for these users.

Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
This commit is contained in:
Thomas Gleixner 2009-03-25 17:33:38 +01:00
parent 3a38148f04
commit de18836e44
1 changed files with 14 additions and 0 deletions
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14
include/linux/interrupt.h
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@ -123,6 +123,20 @@ extern int __must_check
request_irq(unsigned int irq, irq_handler_t handler, unsigned long flags,
const char *name, void *dev);
/*
* Special function to avoid ifdeffery in kernel/irq/devres.c which
* gets magically built by GENERIC_HARDIRQS=n architectures (sparc,
* m68k). I really love these $@%#!* obvious Makefile references:
* ../../../kernel/irq/devres.o
*/
static inline int __must_check
request_threaded_irq(unsigned int irq, irq_handler_t handler,
irq_handler_t thread_fn,
unsigned long flags, const char *name, void *dev)
{
return request_irq(irq, handler, flags, name, dev);
}
static inline void exit_irq_thread(void) { }
#endif