task_ppid_nr      173 drivers/scsi/cxlflash/superpipe.c 		pid = task_ppid_nr(current);
task_ppid_nr     2141 kernel/audit.c 			 task_ppid_nr(current),
task_ppid_nr      466 kernel/auditsc.c 					ctx->ppid = task_ppid_nr(tsk);