tag	line	file	source code
routine	6	include/linux/interrupt.h	void (*routine)(void *);
routine	1459	kernel/chr_drv/keyboard.c	bh_base[KEYBOARD_BH].routine = kbd_bh;
routine	58	kernel/irq.c	if (bh->routine != NULL)
routine	59	kernel/irq.c	bh->routine(bh->data);
routine	285	kernel/irq.c	bh_base[i].routine = NULL;
routine	897	net/tcp/sock.c	bh_base[INET_BH].routine = inet_bh;