tag	line	file	source code
getrusage	22	kernel/exit.c	int getrusage(struct task_struct *, int, struct rusage *);
getrusage	574	kernel/exit.c	getrusage(p, RUSAGE_BOTH, ru);
getrusage	581	kernel/exit.c	getrusage(p, RUSAGE_BOTH, ru);
getrusage	795	kernel/sys.c	return getrusage(current, who, ru);