34 	struct pid *pgrp, *tty_pgrp;  in __tty_check_change()
171 void session_clear_tty(struct pid *session)  in session_clear_tty()
195 	struct pid *tty_pgrp = NULL;  in tty_signal_session_leader()
269 			struct pid *tty_pgrp = tty_get_pgrp(tty);  in disassociate_ctty()
280 		struct pid *old_pgrp;  in disassociate_ctty()
398 struct pid *tty_get_pgrp(struct tty_struct *tty)  in tty_get_pgrp()
401 	struct pid *pgrp;  in tty_get_pgrp()
418 static struct pid *session_of_pgrp(struct pid *pgrp)  in session_of_pgrp()
421 	struct pid *sid = NULL;  in session_of_pgrp()
445 	struct pid *pid;  in tiocgpgrp()  local
453 	pid = tty_get_pgrp(real_tty);  in tiocgpgrp()
454 	ret =  put_user(pid_vnr(pid), p);  in tiocgpgrp()
455 	put_pid(pid);  in tiocgpgrp()
472 	struct pid *pgrp;  in tiocspgrp()