task_pid          806 include/linux/mm.h static inline bool __cpupid_match_pid(pid_t task_pid, int cpupid)
task_pid          808 include/linux/mm.h 	return (task_pid & LAST__PID_MASK) == cpupid_to_pid(cpupid);
task_pid         2513 include/linux/sched.h 	return task_pid(p) == p->signal->leader_pid;