arch/arm64/include/asm/irq_work.h (8 lines of code) (raw):

#ifndef __ASM_IRQ_WORK_H #define __ASM_IRQ_WORK_H #include <asm/smp.h> static inline bool arch_irq_work_has_interrupt(void) { return !!__smp_cross_call; } #endif /* __ASM_IRQ_WORK_H */