linux-stable/include/asm-generic/irq_work.h

#ifndef __ASM_IRQ_WORK_H
#define __ASM_IRQ_WORK_H

static inline bool arch_irq_work_has_interrupt(void)
{
	return false;
}

#endif /* __ASM_IRQ_WORK_H */
irq_work: Introduce arch_irq_work_has_interrupt() The nohz full code needs irq work to trigger its own interrupt so that the subsystem can work even when the tick is stopped. Lets introduce arch_irq_work_has_interrupt() that archs can override to tell about their support for this ability. Signed-off-by: Peter Zijlstra <peterz@infradead.org> Cc: Ingo Molnar <mingo@kernel.org> Cc: Paul E. McKenney <paulmck@linux.vnet.ibm.com> Cc: Peter Zijlstra <peterz@infradead.org> Cc: Thomas Gleixner <tglx@linutronix.de> Signed-off-by: Frederic Weisbecker <fweisbec@gmail.com> 2014-09-06 13:43:02 +00:00			`#ifndef __ASM_IRQ_WORK_H`
			`#define __ASM_IRQ_WORK_H`

			`static inline bool arch_irq_work_has_interrupt(void)`
			`{`
			`return false;`
			`}`

			`#endif /* __ASM_IRQ_WORK_H */`