ac_ppid            83 include/uapi/linux/acct.h 	__u32		ac_ppid;		/* Parent Process ID */
ac_ppid           114 include/uapi/linux/taskstats.h 	__u32	ac_ppid;		/* Parent process ID */
ac_ppid           508 kernel/acct.c  		ac.ac_ppid = task_tgid_nr_ns(rcu_dereference(current->real_parent),
ac_ppid            56 kernel/tsacct.c 	stats->ac_ppid	 = pid_alive(tsk) ?