29         pid::PidType,
70     pid: pid_t,  in signal_kill_something_info()
73     if pid <= 0 {  in signal_kill_something_info()
74         kwarn!("Kill operation not support: pid={}", pid);  in signal_kill_something_info()
79     return signal_kill_proc_info(sig, info, pid);  in signal_kill_something_info()
85     pid: pid_t,  in signal_kill_proc_info()
92     let pcb = unsafe { process_find_pcb_by_pid(pid).as_mut() };  in signal_kill_proc_info()
163         kBUG!("Sighand ptr of process {pid} is NULL!", pid = pcb.pid);  in lock_process_sighand()
245                 q._sinfo.data._sifields._kill._pid = current_pcb().pid;  in __send_signal_locked()
411             current_pcb().pid  in do_signal()
418                 current_pcb().pid,  in do_signal()
443             panic!("Sighand is NULL! pid={}", current_pcb().pid);  in get_signal_to_deliver()
474             current_pcb().pid  in get_signal_to_deliver()
648             current_pcb().pid,  in setup_frame()