sys/kern/kern_ktrace.c

910 sys_ktrace(struct thread *td, struct ktrace_args *uap)
916 	int facs = uap->facs & ~KTRFAC_ROOT;
917 	int ops = KTROP(uap->ops);
918 	int descend = uap->ops & KTRFLAG_DESCEND;
935 		NDINIT(&nd, LOOKUP, NOFOLLOW, UIO_USERSPACE, uap->fname, td);
984 	if (uap->pid < 0) {
988 		pg = pgfind(-uap->pid);
1022 		p = pfind(uap->pid);
1053 sys_utrace(struct thread *td, struct utrace_args *uap)
1063 	if (uap->len > KTR_USER_MAXLEN)
1065 	cp = malloc(uap->len, M_KTRACE, M_WAITOK);
1066 	error = copyin(uap->addr, cp, uap->len);
1077 	req->ktr_header.ktr_len = uap->len;