taglinefilesource code
pr_pid1065fs/binfmt_elf.cpsinfo.pr_pid = prstatus.pr_pid = current->pid;
pr_pid50include/linux/elfcore.hpid_t  pr_pid;
pr_pid76include/linux/elfcore.hpid_t  pr_pid, pr_ppid, pr_pgrp, pr_sid;