validate_creds_for_do_exit 201 include/linux/cred.h extern void validate_creds_for_do_exit(struct task_struct *); validate_creds_for_do_exit 737 kernel/exit.c validate_creds_for_do_exit(tsk); validate_creds_for_do_exit 843 kernel/exit.c validate_creds_for_do_exit(tsk);