arch/arm64/include/asm/irq.h - linux - Git at Google

 #ifndef __ASM_IRQ_H
 #define __ASM_IRQ_H

 #include <asm-generic/irq.h>

 extern void (*handle_arch_irq)(struct pt_regs *);

 #endif
	#ifndef __ASM_IRQ_H
	#define __ASM_IRQ_H

	#include <asm-generic/irq.h>

	extern void (handle_arch_irq)(struct pt_regs );

	#endif