sys/kern/kern_ktrace.c

73  * case, trace events are generated using in-kernel ktr_request records, and
94 struct ktr_request {
108 	STAILQ_ENTRY(ktr_request) ktr_list;
129 static STAILQ_HEAD(, ktr_request) ktr_free;
148 static struct ktr_request *ktr_getrequest_entered(struct thread *td, int type);
149 static struct ktr_request *ktr_getrequest(int type);
150 static void ktr_submitrequest(struct thread *td, struct ktr_request *req);
153 static void ktr_freerequest(struct ktr_request *req);
154 static void ktr_freerequest_locked(struct ktr_request *req);
155 static void ktr_writerequest(struct thread *td, struct ktr_request *req);
193 	struct ktr_request *req;
200 		req = malloc(sizeof(struct ktr_request), M_KTRACE, M_WAITOK);
241 	STAILQ_HEAD(, ktr_request) ktr_new;
242 	struct ktr_request *req;
264 			req = malloc(sizeof(struct ktr_request), M_KTRACE,
280 static struct ktr_request *
283 	struct ktr_request *req;
319 static struct ktr_request *
323 	struct ktr_request *req;
340 ktr_enqueuerequest(struct thread *td, struct ktr_request *req)
358 	struct ktr_request *queued_req;
359 	STAILQ_HEAD(, ktr_request) local_queue;
385 ktr_submitrequest(struct thread *td, struct ktr_request *req)
399 ktr_freerequest(struct ktr_request *req)
408 ktr_freerequest_locked(struct ktr_request *req)
425 	struct ktr_request *req;
446 	struct ktr_request *req;
477 	struct ktr_request *req;
512 	struct ktr_request *req;
544 	struct ktr_request *req;
614 	struct ktr_request *req;
641 	struct ktr_request *req;
677 	struct ktr_request *req;
717 	struct ktr_request *req;
738 	struct ktr_request *req;
761 	struct ktr_request *req;
787 	struct ktr_request *req;
813 	struct ktr_request *req;
831 	struct ktr_request *req;
1007 	struct ktr_request *req;
1128 ktr_writerequest(struct thread *td, struct ktr_request *req)