+struct lttng_event_enabler *lttng_event_enabler_create(
+ enum lttng_enabler_format_type format_type,
+ struct lttng_kernel_abi_event *event_param,
+ struct lttng_channel *chan);
+
+int lttng_event_enabler_enable(struct lttng_event_enabler *event_enabler);
+int lttng_event_enabler_disable(struct lttng_event_enabler *event_enabler);
+struct lttng_event_notifier_enabler *lttng_event_notifier_enabler_create(
+ struct lttng_event_notifier_group *event_notifier_group,
+ enum lttng_enabler_format_type format_type,
+ struct lttng_kernel_abi_event_notifier *event_notifier_param);
+
+int lttng_event_notifier_enabler_enable(
+ struct lttng_event_notifier_enabler *event_notifier_enabler);
+int lttng_event_notifier_enabler_disable(
+ struct lttng_event_notifier_enabler *event_notifier_enabler);
+
+int lttng_event_enabler_attach_filter_bytecode(struct lttng_event_enabler *event_enabler,
+ struct lttng_kernel_abi_filter_bytecode __user *bytecode);
+int lttng_event_notifier_enabler_attach_filter_bytecode(
+ struct lttng_event_notifier_enabler *event_notifier_enabler,
+ struct lttng_kernel_abi_filter_bytecode __user *bytecode);
+int lttng_event_notifier_enabler_attach_capture_bytecode(
+ struct lttng_event_notifier_enabler *event_notifier_enabler,
+ struct lttng_kernel_abi_capture_bytecode __user *bytecode);
+
+int lttng_desc_match_enabler(const struct lttng_kernel_event_desc *desc,
+ struct lttng_enabler *enabler);
+
+void lttng_enabler_link_bytecode(const struct lttng_kernel_event_desc *event_desc,
+ struct lttng_kernel_ctx *ctx,
+ struct list_head *instance_bytecode_runtime_head,
+ struct list_head *enabler_bytecode_runtime_head);
+
+#if defined(CONFIG_HAVE_SYSCALL_TRACEPOINTS)
+int lttng_syscalls_register_event(struct lttng_event_enabler *event_enabler);
+int lttng_syscalls_unregister_channel(struct lttng_channel *chan);
+int lttng_syscalls_destroy_event(struct lttng_channel *chan);
+int lttng_syscall_filter_enable_event(
+ struct lttng_channel *chan,
+ struct lttng_kernel_event_recorder *event);
+int lttng_syscall_filter_disable_event(
+ struct lttng_channel *chan,
+ struct lttng_kernel_event_recorder *event);
+
+long lttng_channel_syscall_mask(struct lttng_channel *channel,
+ struct lttng_kernel_abi_syscall_mask __user *usyscall_mask);
+
+int lttng_syscalls_register_event_notifier(
+ struct lttng_event_notifier_enabler *event_notifier_enabler);
+int lttng_syscalls_create_matching_event_notifiers(
+ struct lttng_event_notifier_enabler *event_notifier_enabler);
+int lttng_syscalls_unregister_event_notifier_group(struct lttng_event_notifier_group *group);
+int lttng_syscall_filter_enable_event_notifier(struct lttng_kernel_event_notifier *event_notifier);
+int lttng_syscall_filter_disable_event_notifier(struct lttng_kernel_event_notifier *event_notifier);
+#else
+static inline int lttng_syscalls_register_event(
+ struct lttng_event_enabler *event_enabler)
+{
+ return -ENOSYS;
+}
+
+static inline int lttng_syscalls_unregister_channel(struct lttng_channel *chan)
+{
+ return 0;
+}
+
+static inline int lttng_syscalls_destroy(struct lttng_channel *chan)
+{
+ return 0;
+}
+
+static inline int lttng_syscall_filter_enable_event(struct lttng_channel *chan,
+ struct lttng_kernel_event_recorder *event);
+{
+ return -ENOSYS;
+}
+
+static inline int lttng_syscall_filter_disable_event(struct lttng_channel *chan,
+ struct lttng_kernel_event_recorder *event);
+{
+ return -ENOSYS;
+}
+
+static inline long lttng_channel_syscall_mask(struct lttng_channel *channel,
+ struct lttng_kernel_syscall_mask __user *usyscall_mask)
+{
+ return -ENOSYS;
+}
+
+static inline int lttng_syscalls_register_event_notifier(
+ struct lttng_event_notifier_group *group)
+{
+ return -ENOSYS;
+}
+
+static inline int lttng_syscalls_unregister_event_notifier_group(
+ struct lttng_event_notifier_group *group)
+{
+ return 0;
+}
+
+static inline int lttng_syscall_filter_enable_event_notifier(
+ struct lttng_event_notifier_group *group,
+ const char *name)
+{
+ return -ENOSYS;
+}
+
+static inline int lttng_syscall_filter_disable_event_notifier(
+ struct lttng_event_notifier_group *group,
+ const char *name)
+{
+ return -ENOSYS;
+}
+
+#endif
+
+#ifdef CONFIG_KPROBES
+int lttng_kprobes_register_event(const char *name,
+ const char *symbol_name,
+ uint64_t offset,
+ uint64_t addr,
+ struct lttng_kernel_event_recorder *event);
+void lttng_kprobes_unregister_event(struct lttng_kernel_event_recorder *event);
+void lttng_kprobes_destroy_event_private(struct lttng_kernel_event_recorder *event);
+int lttng_kprobes_register_event_notifier(const char *symbol_name,
+ uint64_t offset,
+ uint64_t addr,
+ struct lttng_kernel_event_notifier *event_notifier);
+void lttng_kprobes_unregister_event_notifier(struct lttng_kernel_event_notifier *event_notifier);
+void lttng_kprobes_destroy_event_notifier_private(struct lttng_kernel_event_notifier *event_notifier);
+#else
+static inline
+int lttng_kprobes_register_event(const char *name,
+ const char *symbol_name,
+ uint64_t offset,
+ uint64_t addr,
+ struct lttng_kernel_event_recorder *event)
+{
+ return -ENOSYS;
+}
+
+static inline
+void lttng_kprobes_unregister_event(struct lttng_kernel_event_recorder *event)
+{
+}
+
+static inline
+void lttng_kprobes_destroy_event_private(struct lttng_kernel_event_recorder *event)
+{
+}
+
+static inline
+int lttng_kprobes_register_event_notifier(const char *symbol_name,
+ uint64_t offset,
+ uint64_t addr,
+ struct lttng_kernel_event_notifier *event_notifier)
+{
+ return -ENOSYS;
+}
+
+static inline
+void lttng_kprobes_unregister_event_notifier(struct lttng_kernel_event_notifier *event_notifier)
+{
+}
+
+static inline
+void lttng_kprobes_destroy_event_notifier_private(struct lttng_kernel_event_notifier *event_notifier)
+{
+}
+#endif
+
+int lttng_event_add_callsite(struct lttng_kernel_event_common *event,
+ struct lttng_kernel_abi_event_callsite __user *callsite);
+
+#ifdef CONFIG_UPROBES
+int lttng_uprobes_register_event(const char *name,
+ int fd, struct lttng_kernel_event_recorder *event);
+int lttng_uprobes_event_add_callsite(struct lttng_kernel_event_common *event,
+ struct lttng_kernel_abi_event_callsite __user *callsite);
+void lttng_uprobes_unregister_event(struct lttng_kernel_event_recorder *event);
+void lttng_uprobes_destroy_event_private(struct lttng_kernel_event_recorder *event);
+int lttng_uprobes_register_event_notifier(const char *name,
+ int fd, struct lttng_kernel_event_notifier *event_notifier);
+void lttng_uprobes_unregister_event_notifier(struct lttng_kernel_event_notifier *event_notifier);
+void lttng_uprobes_destroy_event_notifier_private(struct lttng_kernel_event_notifier *event_notifier);
+#else
+static inline
+int lttng_uprobes_register_event(const char *name,
+ int fd, struct lttng_kernel_event_recorder *event)
+{
+ return -ENOSYS;
+}
+
+static inline
+int lttng_uprobes_event_add_callsite(struct lttng_kernel_event_common *event,
+ struct lttng_kernel_abi_event_callsite __user *callsite)
+{
+ return -ENOSYS;
+}
+
+static inline
+void lttng_uprobes_unregister_event(struct lttng_kernel_event_recorder *event)
+{
+}
+
+static inline
+void lttng_uprobes_destroy_event_private(struct lttng_kernel_event_recorder *event)
+{
+}
+
+static inline
+int lttng_uprobes_register_event_notifier(const char *name,
+ int fd, struct lttng_kernel_event_notifier *event_notifier)
+{
+ return -ENOSYS;
+}
+
+static inline
+void lttng_uprobes_unregister_event_notifier(struct lttng_kernel_event_notifier *event_notifier)
+{
+}
+
+static inline
+void lttng_uprobes_destroy_event_notifier_private(struct lttng_kernel_event_notifier *event_notifier)
+{
+}
+#endif
+
+#ifdef CONFIG_KRETPROBES
+int lttng_kretprobes_register(const char *name,
+ const char *symbol_name,
+ uint64_t offset,
+ uint64_t addr,
+ struct lttng_kernel_event_recorder *event_entry,
+ struct lttng_kernel_event_recorder *event_exit);
+void lttng_kretprobes_unregister(struct lttng_kernel_event_recorder *event);
+void lttng_kretprobes_destroy_private(struct lttng_kernel_event_recorder *event);
+int lttng_kretprobes_event_enable_state(struct lttng_kernel_event_common *event,
+ int enable);
+#else
+static inline
+int lttng_kretprobes_register(const char *name,
+ const char *symbol_name,
+ uint64_t offset,
+ uint64_t addr,
+ struct lttng_kernel_event_recorder *event_entry,
+ struct lttng_kernel_event_recorder *event_exit)
+{
+ return -ENOSYS;
+}
+
+static inline
+void lttng_kretprobes_unregister(struct lttng_kernel_event_recorder *event)
+{
+}
+
+static inline
+void lttng_kretprobes_destroy_private(struct lttng_kernel_event_recorder *event)
+{
+}
+
+static inline
+int lttng_kretprobes_event_enable_state(struct lttng_kernel_event_common *event,
+ int enable)
+{
+ return -ENOSYS;
+}
+#endif
+
+void lttng_lock_sessions(void);
+void lttng_unlock_sessions(void);
+
+struct list_head *lttng_get_probe_list_head(void);
+
+int lttng_fix_pending_events(void);
+int lttng_fix_pending_event_notifiers(void);
+int lttng_session_active(void);
+bool lttng_event_notifier_active(void);
+
+struct lttng_kernel_session *lttng_session_create(void);
+int lttng_session_enable(struct lttng_kernel_session *session);
+int lttng_session_disable(struct lttng_kernel_session *session);
+void lttng_session_destroy(struct lttng_kernel_session *session);
+int lttng_session_metadata_regenerate(struct lttng_kernel_session *session);
+int lttng_session_statedump(struct lttng_kernel_session *session);
+void metadata_cache_destroy(struct kref *kref);
+
+struct lttng_counter *lttng_kernel_counter_create(
+ const char *counter_transport_name, size_t number_dimensions,
+ const size_t *dimensions_sizes);
+int lttng_kernel_counter_read(struct lttng_counter *counter,
+ const size_t *dimension_indexes, int32_t cpu,
+ int64_t *val, bool *overflow, bool *underflow);
+int lttng_kernel_counter_aggregate(struct lttng_counter *counter,
+ const size_t *dimension_indexes, int64_t *val,
+ bool *overflow, bool *underflow);
+int lttng_kernel_counter_clear(struct lttng_counter *counter,
+ const size_t *dimension_indexes);
+struct lttng_event_notifier_group *lttng_event_notifier_group_create(void);
+int lttng_event_notifier_group_create_error_counter(
+ struct file *event_notifier_group_file,
+ const struct lttng_kernel_abi_counter_conf *error_counter_conf);
+void lttng_event_notifier_group_destroy(
+ struct lttng_event_notifier_group *event_notifier_group);
+
+struct lttng_channel *lttng_channel_create(struct lttng_kernel_session *session,
+ const char *transport_name,
+ void *buf_addr,
+ size_t subbuf_size, size_t num_subbuf,
+ unsigned int switch_timer_interval,
+ unsigned int read_timer_interval,
+ enum channel_type channel_type);
+struct lttng_channel *lttng_global_channel_create(struct lttng_kernel_session *session,
+ int overwrite, void *buf_addr,
+ size_t subbuf_size, size_t num_subbuf,
+ unsigned int switch_timer_interval,
+ unsigned int read_timer_interval);
+
+void lttng_metadata_channel_destroy(struct lttng_channel *chan);
+struct lttng_kernel_event_recorder *lttng_kernel_event_recorder_create(struct lttng_channel *chan,
+ struct lttng_kernel_abi_event *event_param,
+ const struct lttng_kernel_event_desc *event_desc,
+ enum lttng_kernel_abi_instrumentation itype);
+struct lttng_kernel_event_recorder *_lttng_kernel_event_recorder_create(struct lttng_channel *chan,
+ struct lttng_kernel_abi_event *event_param,
+ const struct lttng_kernel_event_desc *event_desc,
+ enum lttng_kernel_abi_instrumentation itype);
+struct lttng_kernel_event_recorder *lttng_event_compat_old_create(struct lttng_channel *chan,
+ struct lttng_kernel_abi_old_event *old_event_param,
+ const struct lttng_kernel_event_desc *internal_desc);
+
+struct lttng_kernel_event_notifier *lttng_event_notifier_create(
+ const struct lttng_kernel_event_desc *event_notifier_desc,
+ uint64_t id,
+ uint64_t error_counter_idx,
+ struct lttng_event_notifier_group *event_notifier_group,
+ struct lttng_kernel_abi_event_notifier *event_notifier_param,
+ enum lttng_kernel_abi_instrumentation itype);
+struct lttng_kernel_event_notifier *_lttng_event_notifier_create(
+ const struct lttng_kernel_event_desc *event_notifier_desc,
+ uint64_t id,
+ uint64_t error_counter_idx,
+ struct lttng_event_notifier_group *event_notifier_group,
+ struct lttng_kernel_abi_event_notifier *event_notifier_param,
+ enum lttng_kernel_abi_instrumentation itype);
+
+int lttng_channel_enable(struct lttng_channel *channel);
+int lttng_channel_disable(struct lttng_channel *channel);
+int lttng_event_enable(struct lttng_kernel_event_common *event);
+int lttng_event_disable(struct lttng_kernel_event_common *event);
+
+void lttng_transport_register(struct lttng_transport *transport);
+void lttng_transport_unregister(struct lttng_transport *transport);
+
+void lttng_counter_transport_register(struct lttng_counter_transport *transport);
+void lttng_counter_transport_unregister(struct lttng_counter_transport *transport);
+
+void synchronize_trace(void);
+int lttng_abi_init(void);
+int lttng_abi_compat_old_init(void);
+void lttng_abi_exit(void);
+void lttng_abi_compat_old_exit(void);
+
+const struct lttng_kernel_event_desc *lttng_event_desc_get(const char *name);
+void lttng_event_desc_put(const struct lttng_kernel_event_desc *desc);
+int lttng_probes_init(void);
+void lttng_probes_exit(void);
+
+int lttng_metadata_output_channel(struct lttng_metadata_stream *stream,
+ struct channel *chan, bool *coherent);
+
+int lttng_id_tracker_get_node_id(const struct lttng_id_hash_node *node);
+int lttng_id_tracker_empty_set(struct lttng_id_tracker *lf);
+void lttng_id_tracker_destroy(struct lttng_id_tracker *lf, bool rcu);
+int lttng_id_tracker_add(struct lttng_id_tracker *lf, int id);
+int lttng_id_tracker_del(struct lttng_id_tracker *lf, int id);
+
+int lttng_session_track_id(struct lttng_kernel_session *session,
+ enum tracker_type tracker_type, int id);
+int lttng_session_untrack_id(struct lttng_kernel_session *session,
+ enum tracker_type tracker_type, int id);
+
+int lttng_session_list_tracker_ids(struct lttng_kernel_session *session,
+ enum tracker_type tracker_type);
+
+void lttng_clock_ref(void);
+void lttng_clock_unref(void);
+
+void lttng_free_event_filter_runtime(struct lttng_kernel_event_common *event);
+
+int lttng_probes_init(void);
+
+int lttng_logger_init(void);
+void lttng_logger_exit(void);
+
+extern int lttng_statedump_start(struct lttng_kernel_session *session);
+
+int lttng_calibrate(struct lttng_kernel_abi_calibrate *calibrate);