return &sessions;
}
-static void _lttng_event_recorder_destroy(struct lttng_ust_event_recorder *event_recorder);
-static void _lttng_event_notifier_destroy(
- struct lttng_event_notifier *event_notifier);
+static void _lttng_event_destroy(struct lttng_ust_event_common *event);
static void _lttng_enum_destroy(struct lttng_enum *_enum);
static
-void lttng_session_lazy_sync_event_enablers(struct lttng_session *session);
+void lttng_session_lazy_sync_event_enablers(struct lttng_ust_session *session);
static
-void lttng_session_sync_event_enablers(struct lttng_session *session);
+void lttng_session_sync_event_enablers(struct lttng_ust_session *session);
static
void lttng_event_notifier_group_sync_enablers(
struct lttng_event_notifier_group *event_notifier_group);
}
}
-struct lttng_session *lttng_session_create(void)
+struct lttng_ust_session *lttng_session_create(void)
{
- struct lttng_session *session;
+ struct lttng_ust_session *session;
struct lttng_ust_session_private *session_priv;
int i;
- session = zmalloc(sizeof(struct lttng_session));
+ session = zmalloc(sizeof(struct lttng_ust_session));
if (!session)
return NULL;
- session->struct_size = sizeof(struct lttng_session);
+ session->struct_size = sizeof(struct lttng_ust_session);
session_priv = zmalloc(sizeof(struct lttng_ust_session_private));
if (!session_priv) {
free(session);
* Only used internally at session destruction.
*/
static
-void _lttng_channel_unmap(struct lttng_channel *lttng_chan)
+void _lttng_channel_unmap(struct lttng_ust_channel_buffer *lttng_chan)
{
- struct channel *chan;
+ struct lttng_ust_lib_ring_buffer_channel *chan;
struct lttng_ust_shm_handle *handle;
- cds_list_del(<tng_chan->node);
- lttng_destroy_context(lttng_chan->ctx);
+ cds_list_del(<tng_chan->priv->node);
+ lttng_destroy_context(lttng_chan->priv->ctx);
chan = lttng_chan->chan;
handle = lttng_chan->handle;
- /*
- * note: lttng_chan is private data contained within handle. It
- * will be freed along with the handle.
- */
channel_destroy(chan, handle, 0);
+ free(lttng_chan->parent);
+ free(lttng_chan->priv);
+ free(lttng_chan);
}
static
-void register_event_recorder(struct lttng_ust_event_recorder *event_recorder)
+void register_event(struct lttng_ust_event_common *event)
{
int ret;
- const struct lttng_event_desc *desc;
+ struct lttng_ust_event_desc *desc;
- assert(event_recorder->parent->priv->registered == 0);
- desc = event_recorder->parent->priv->desc;
- ret = __tracepoint_probe_register_queue_release(desc->name,
+ assert(event->priv->registered == 0);
+ desc = event->priv->desc;
+ ret = lttng_ust_tp_probe_register_queue_release(desc->name,
desc->probe_callback,
- event_recorder, desc->signature);
+ event, desc->signature);
WARN_ON_ONCE(ret);
if (!ret)
- event_recorder->parent->priv->registered = 1;
+ event->priv->registered = 1;
}
static
-void register_event_notifier(struct lttng_event_notifier *event_notifier)
+void unregister_event(struct lttng_ust_event_common *event)
{
int ret;
- const struct lttng_event_desc *desc;
-
- assert(event_notifier->parent->priv->registered == 0);
- desc = event_notifier->parent->priv->desc;
- ret = __tracepoint_probe_register_queue_release(desc->name,
- desc->u.ext.event_notifier_callback, event_notifier, desc->signature);
- WARN_ON_ONCE(ret);
- if (!ret)
- event_notifier->parent->priv->registered = 1;
-}
+ struct lttng_ust_event_desc *desc;
-static
-void unregister_event_recorder(struct lttng_ust_event_recorder *event_recorder)
-{
- int ret;
- const struct lttng_event_desc *desc;
-
- assert(event_recorder->parent->priv->registered == 1);
- desc = event_recorder->parent->priv->desc;
- ret = __tracepoint_probe_unregister_queue_release(desc->name,
+ assert(event->priv->registered == 1);
+ desc = event->priv->desc;
+ ret = lttng_ust_tp_probe_unregister_queue_release(desc->name,
desc->probe_callback,
- event_recorder);
+ event);
WARN_ON_ONCE(ret);
if (!ret)
- event_recorder->parent->priv->registered = 0;
+ event->priv->registered = 0;
}
static
-void unregister_event_notifier(struct lttng_event_notifier *event_notifier)
+void _lttng_event_unregister(struct lttng_ust_event_common *event)
{
- int ret;
- const struct lttng_event_desc *desc;
-
- assert(event_notifier->parent->priv->registered == 1);
- desc = event_notifier->parent->priv->desc;
- ret = __tracepoint_probe_unregister_queue_release(desc->name,
- desc->u.ext.event_notifier_callback, event_notifier);
- WARN_ON_ONCE(ret);
- if (!ret)
- event_notifier->parent->priv->registered = 0;
+ if (event->priv->registered)
+ unregister_event(event);
}
-/*
- * Only used internally at session destruction.
- */
-static
-void _lttng_event_recorder_unregister(struct lttng_ust_event_recorder *event_recorder)
+void lttng_session_destroy(struct lttng_ust_session *session)
{
- if (event_recorder->parent->priv->registered)
- unregister_event_recorder(event_recorder);
-}
-
-/*
- * Only used internally at session destruction.
- */
-static
-void _lttng_event_notifier_unregister(struct lttng_event_notifier *event_notifier)
-{
- if (event_notifier->parent->priv->registered)
- unregister_event_notifier(event_notifier);
-}
-
-void lttng_session_destroy(struct lttng_session *session)
-{
- struct lttng_channel *chan, *tmpchan;
+ struct lttng_ust_channel_buffer_private *chan, *tmpchan;
struct lttng_ust_event_recorder_private *event_recorder_priv, *tmpevent_recorder_priv;
struct lttng_enum *_enum, *tmp_enum;
struct lttng_event_enabler *event_enabler, *event_tmpenabler;
CMM_ACCESS_ONCE(session->active) = 0;
cds_list_for_each_entry(event_recorder_priv, &session->priv->events_head, node) {
- _lttng_event_recorder_unregister(event_recorder_priv->pub);
+ _lttng_event_unregister(event_recorder_priv->parent.pub);
}
lttng_ust_urcu_synchronize_rcu(); /* Wait for in-flight events to complete */
- __tracepoint_probe_prune_release_queue();
+ lttng_ust_tp_probe_prune_release_queue();
cds_list_for_each_entry_safe(event_enabler, event_tmpenabler,
&session->priv->enablers_head, node)
lttng_event_enabler_destroy(event_enabler);
cds_list_for_each_entry_safe(event_recorder_priv, tmpevent_recorder_priv,
&session->priv->events_head, node)
- _lttng_event_recorder_destroy(event_recorder_priv->pub);
+ _lttng_event_destroy(event_recorder_priv->parent.pub);
cds_list_for_each_entry_safe(_enum, tmp_enum,
&session->priv->enums_head, node)
_lttng_enum_destroy(_enum);
cds_list_for_each_entry_safe(chan, tmpchan, &session->priv->chan_head, node)
- _lttng_channel_unmap(chan);
+ _lttng_channel_unmap(chan->pub);
cds_list_del(&session->priv->node);
lttng_destroy_context(session->priv->ctx);
free(session->priv);
{
int close_ret;
struct lttng_event_notifier_enabler *notifier_enabler, *tmpnotifier_enabler;
- struct lttng_ust_event_notifier_private *notifier_priv, *tmpnotifier_priv;
+ struct lttng_ust_event_notifier_private *event_notifier_priv, *tmpevent_notifier_priv;
if (!event_notifier_group) {
return;
}
- cds_list_for_each_entry(notifier_priv,
+ cds_list_for_each_entry(event_notifier_priv,
&event_notifier_group->event_notifiers_head, node)
- _lttng_event_notifier_unregister(notifier_priv->pub);
+ _lttng_event_unregister(event_notifier_priv->parent.pub);
lttng_ust_urcu_synchronize_rcu();
&event_notifier_group->enablers_head, node)
lttng_event_notifier_enabler_destroy(notifier_enabler);
- cds_list_for_each_entry_safe(notifier_priv, tmpnotifier_priv,
+ cds_list_for_each_entry_safe(event_notifier_priv, tmpevent_notifier_priv,
&event_notifier_group->event_notifiers_head, node)
- _lttng_event_notifier_destroy(notifier_priv->pub);
+ _lttng_event_destroy(event_notifier_priv->parent.pub);
if (event_notifier_group->error_counter)
lttng_ust_counter_destroy(event_notifier_group->error_counter);
}
static
-int lttng_enum_create(const struct lttng_enum_desc *desc,
- struct lttng_session *session)
+int lttng_enum_create(struct lttng_ust_enum_desc *desc,
+ struct lttng_ust_session *session)
{
const char *enum_name = desc->name;
struct lttng_enum *_enum;
}
static
-int lttng_create_enum_check(const struct lttng_type *type,
- struct lttng_session *session)
+int lttng_create_enum_check(struct lttng_ust_type_common *type,
+ struct lttng_ust_session *session)
{
- switch (type->atype) {
- case atype_enum_nestable:
+ switch (type->type) {
+ case lttng_ust_type_enum:
{
- const struct lttng_enum_desc *enum_desc;
+ struct lttng_ust_enum_desc *enum_desc;
int ret;
- enum_desc = type->u.enum_nestable.desc;
+ enum_desc = lttng_ust_get_type_enum(type)->desc;
ret = lttng_enum_create(enum_desc, session);
if (ret && ret != -EEXIST) {
DBG("Unable to create enum error: (%d)", ret);
}
break;
}
- case atype_dynamic:
+ case lttng_ust_type_dynamic:
{
- const struct lttng_event_field *tag_field_generic;
- const struct lttng_enum_desc *enum_desc;
+ struct lttng_ust_event_field *tag_field_generic;
+ struct lttng_ust_enum_desc *enum_desc;
int ret;
tag_field_generic = lttng_ust_dynamic_type_tag_field();
- enum_desc = tag_field_generic->type.u.enum_nestable.desc;
+ enum_desc = lttng_ust_get_type_enum(tag_field_generic->type)->desc;
ret = lttng_enum_create(enum_desc, session);
if (ret && ret != -EEXIST) {
DBG("Unable to create enum error: (%d)", ret);
static
int lttng_create_all_event_enums(size_t nr_fields,
- const struct lttng_event_field *event_fields,
- struct lttng_session *session)
+ struct lttng_ust_event_field **event_fields,
+ struct lttng_ust_session *session)
{
size_t i;
int ret;
/* For each field, ensure enum is part of the session. */
for (i = 0; i < nr_fields; i++) {
- const struct lttng_type *type = &event_fields[i].type;
+ struct lttng_ust_type_common *type = event_fields[i]->type;
ret = lttng_create_enum_check(type, session);
if (ret)
static
int lttng_create_all_ctx_enums(size_t nr_fields,
- const struct lttng_ctx_field *ctx_fields,
- struct lttng_session *session)
+ struct lttng_ust_ctx_field **ctx_fields,
+ struct lttng_ust_session *session)
{
size_t i;
int ret;
/* For each field, ensure enum is part of the session. */
for (i = 0; i < nr_fields; i++) {
- const struct lttng_type *type = &ctx_fields[i].event_field.type;
+ struct lttng_ust_type_common *type = ctx_fields[i]->event_field->type;
ret = lttng_create_enum_check(type, session);
if (ret)
* Ensure that a state-dump will be performed for this session at the end
* of the current handle_message().
*/
-int lttng_session_statedump(struct lttng_session *session)
+int lttng_session_statedump(struct lttng_ust_session *session)
{
session->priv->statedump_pending = 1;
lttng_ust_sockinfo_session_enabled(session->priv->owner);
return 0;
}
-int lttng_session_enable(struct lttng_session *session)
+int lttng_session_enable(struct lttng_ust_session *session)
{
int ret = 0;
- struct lttng_channel *chan;
+ struct lttng_ust_channel_buffer_private *chan;
int notify_socket;
if (session->active) {
* we need to use.
*/
cds_list_for_each_entry(chan, &session->priv->chan_head, node) {
- const struct lttng_ctx *ctx;
- const struct lttng_ctx_field *fields = NULL;
+ struct lttng_ust_ctx *ctx;
+ struct lttng_ust_ctx_field **fields = NULL;
size_t nr_fields = 0;
uint32_t chan_id;
ret = ustcomm_register_channel(notify_socket,
session,
session->priv->objd,
- chan->objd,
+ chan->parent.objd,
nr_fields,
fields,
&chan_id,
return ret;
}
-int lttng_session_disable(struct lttng_session *session)
+int lttng_session_disable(struct lttng_ust_session *session)
{
int ret = 0;
return ret;
}
-int lttng_channel_enable(struct lttng_channel *channel)
+int lttng_channel_enable(struct lttng_ust_channel_common *lttng_channel)
{
int ret = 0;
- if (channel->enabled) {
+ if (lttng_channel->enabled) {
ret = -EBUSY;
goto end;
}
/* Set transient enabler state to "enabled" */
- channel->tstate = 1;
- lttng_session_sync_event_enablers(channel->session);
+ lttng_channel->priv->tstate = 1;
+ lttng_session_sync_event_enablers(lttng_channel->session);
/* Set atomically the state to "enabled" */
- CMM_ACCESS_ONCE(channel->enabled) = 1;
+ CMM_ACCESS_ONCE(lttng_channel->enabled) = 1;
end:
return ret;
}
-int lttng_channel_disable(struct lttng_channel *channel)
+int lttng_channel_disable(struct lttng_ust_channel_common *lttng_channel)
{
int ret = 0;
- if (!channel->enabled) {
+ if (!lttng_channel->enabled) {
ret = -EBUSY;
goto end;
}
/* Set atomically the state to "disabled" */
- CMM_ACCESS_ONCE(channel->enabled) = 0;
+ CMM_ACCESS_ONCE(lttng_channel->enabled) = 0;
/* Set transient enabler state to "enabled" */
- channel->tstate = 0;
- lttng_session_sync_event_enablers(channel->session);
+ lttng_channel->priv->tstate = 0;
+ lttng_session_sync_event_enablers(lttng_channel->session);
end:
return ret;
}
struct cds_hlist_head *borrow_hash_table_bucket(
struct cds_hlist_head *hash_table,
unsigned int hash_table_size,
- const struct lttng_event_desc *desc)
+ struct lttng_ust_event_desc *desc)
{
const char *event_name;
size_t name_len;
* Supports event creation while tracing session is active.
*/
static
-int lttng_event_recorder_create(const struct lttng_event_desc *desc,
- struct lttng_channel *chan)
+int lttng_event_recorder_create(struct lttng_ust_event_desc *desc,
+ struct lttng_ust_channel_buffer *chan)
{
struct lttng_ust_event_recorder *event_recorder;
struct lttng_ust_event_recorder_private *event_recorder_priv;
- struct lttng_session *session = chan->session;
+ struct lttng_ust_session *session = chan->parent->session;
struct cds_hlist_head *head;
int ret = 0;
int notify_socket, loglevel;
const char *uri;
- head = borrow_hash_table_bucket(chan->session->priv->events_ht.table,
+ head = borrow_hash_table_bucket(chan->parent->session->priv->events_ht.table,
LTTNG_UST_EVENT_HT_SIZE, desc);
notify_socket = lttng_get_notify_socket(session->priv->owner);
goto parent_error;
}
event_recorder->parent->struct_size = sizeof(struct lttng_ust_event_common);
+ event_recorder->parent->type = LTTNG_UST_EVENT_TYPE_RECORDER;
+ event_recorder->parent->child = event_recorder;
event_recorder_priv = zmalloc(sizeof(struct lttng_ust_event_recorder_private));
if (!event_recorder_priv) {
loglevel = *(*event_recorder->parent->priv->desc->loglevel);
else
loglevel = TRACE_DEFAULT;
- if (desc->u.ext.model_emf_uri)
- uri = *(desc->u.ext.model_emf_uri);
+ if (desc->model_emf_uri)
+ uri = *(desc->model_emf_uri);
else
uri = NULL;
ret = ustcomm_register_event(notify_socket,
session,
session->priv->objd,
- chan->objd,
+ chan->priv->parent.objd,
desc->name,
loglevel,
desc->signature,
goto sessiond_register_error;
}
- cds_list_add(&event_recorder->priv->node, &chan->session->priv->events_head);
- cds_hlist_add_head(&event_recorder->priv->hlist, head);
+ cds_list_add(&event_recorder_priv->node, &chan->parent->session->priv->events_head);
+ cds_hlist_add_head(&event_recorder_priv->hlist, head);
return 0;
sessiond_register_error:
}
static
-int lttng_event_notifier_create(const struct lttng_event_desc *desc,
+int lttng_event_notifier_create(struct lttng_ust_event_desc *desc,
uint64_t token, uint64_t error_counter_index,
struct lttng_event_notifier_group *event_notifier_group)
{
- struct lttng_event_notifier *event_notifier;
+ struct lttng_ust_event_notifier *event_notifier;
struct lttng_ust_event_notifier_private *event_notifier_priv;
struct cds_hlist_head *head;
int ret = 0;
event_notifier_group->event_notifiers_ht.table,
LTTNG_UST_EVENT_NOTIFIER_HT_SIZE, desc);
- event_notifier = zmalloc(sizeof(struct lttng_event_notifier));
+ event_notifier = zmalloc(sizeof(struct lttng_ust_event_notifier));
if (!event_notifier) {
ret = -ENOMEM;
goto error;
}
- event_notifier->struct_size = sizeof(struct lttng_event_notifier);
+ event_notifier->struct_size = sizeof(struct lttng_ust_event_notifier);
event_notifier->parent = zmalloc(sizeof(struct lttng_ust_event_common));
if (!event_notifier->parent) {
goto parent_error;
}
event_notifier->parent->struct_size = sizeof(struct lttng_ust_event_common);
+ event_notifier->parent->type = LTTNG_UST_EVENT_TYPE_NOTIFIER;
+ event_notifier->parent->child = event_notifier;
event_notifier_priv = zmalloc(sizeof(struct lttng_ust_event_notifier_private));
if (!event_notifier_priv) {
}
static
-void _lttng_event_notifier_destroy(struct lttng_event_notifier *event_notifier)
-{
- struct lttng_enabler_ref *enabler_ref, *tmp_enabler_ref;
-
- /* Remove from event_notifier list. */
- cds_list_del(&event_notifier->priv->node);
- /* Remove from event_notifier hash table. */
- cds_hlist_del(&event_notifier->priv->hlist);
-
- lttng_free_event_notifier_filter_runtime(event_notifier);
-
- /* Free event_notifier enabler refs */
- cds_list_for_each_entry_safe(enabler_ref, tmp_enabler_ref,
- &event_notifier->priv->parent.enablers_ref_head, node)
- free(enabler_ref);
- free(event_notifier->priv);
- free(event_notifier->parent);
- free(event_notifier);
-}
-
-static
-int lttng_desc_match_star_glob_enabler(const struct lttng_event_desc *desc,
+int lttng_desc_match_star_glob_enabler(struct lttng_ust_event_desc *desc,
struct lttng_enabler *enabler)
{
int loglevel = 0;
}
static
-int lttng_desc_match_event_enabler(const struct lttng_event_desc *desc,
+int lttng_desc_match_event_enabler(struct lttng_ust_event_desc *desc,
struct lttng_enabler *enabler)
{
int loglevel = 0;
}
static
-int lttng_desc_match_enabler(const struct lttng_event_desc *desc,
+int lttng_desc_match_enabler(struct lttng_ust_event_desc *desc,
struct lttng_enabler *enabler)
{
switch (enabler->format_type) {
static
int lttng_event_notifier_enabler_match_event_notifier(
struct lttng_event_notifier_enabler *event_notifier_enabler,
- struct lttng_event_notifier *event_notifier)
+ struct lttng_ust_event_notifier *event_notifier)
{
int desc_matches = lttng_desc_match_enabler(event_notifier->priv->parent.desc,
lttng_event_notifier_enabler_as_enabler(event_notifier_enabler));
* tracepoint probes.
*/
static
-void lttng_create_event_if_missing(struct lttng_event_enabler *event_enabler)
+void lttng_create_event_recorder_if_missing(struct lttng_event_enabler *event_enabler)
{
- struct lttng_session *session = event_enabler->chan->session;
- struct lttng_probe_desc *probe_desc;
- const struct lttng_event_desc *desc;
+ struct lttng_ust_session *session = event_enabler->chan->parent->session;
+ struct lttng_ust_probe_desc *probe_desc;
+ struct lttng_ust_event_desc *desc;
struct lttng_ust_event_recorder_private *event_recorder_priv;
int i;
struct cds_list_head *probe_list;
}
static
-void probe_provider_event_for_each(struct lttng_probe_desc *provider_desc,
- void (*event_func)(struct lttng_session *session,
- struct lttng_ust_event_recorder *event_recorder),
- void (*event_notifier_func)(struct lttng_event_notifier *event_notifier))
+void probe_provider_event_for_each(struct lttng_ust_probe_desc *provider_desc,
+ void (*event_func)(struct lttng_ust_event_common *event))
{
struct cds_hlist_node *node, *tmp_node;
struct cds_list_head *sessionsp;
* sessions to queue the unregistration of the events.
*/
for (i = 0; i < provider_desc->nr_events; i++) {
- const struct lttng_event_desc *event_desc;
+ struct lttng_ust_event_desc *event_desc;
struct lttng_event_notifier_group *event_notifier_group;
+ struct lttng_ust_event_recorder_private *event_recorder_priv;
struct lttng_ust_event_notifier_private *event_notifier_priv;
struct lttng_ust_session_private *session_priv;
struct cds_hlist_head *head;
- struct lttng_ust_event_recorder_private *event_recorder_priv;
event_desc = provider_desc->event_desc[i];
cds_hlist_for_each_entry_safe(event_recorder_priv, node, tmp_node, head, hlist) {
if (event_desc == event_recorder_priv->parent.desc) {
- event_func(session_priv->pub, event_recorder_priv->pub);
+ event_func(event_recorder_priv->parent.pub);
break;
}
}
cds_hlist_for_each_entry_safe(event_notifier_priv, node, tmp_node, head, hlist) {
if (event_desc == event_notifier_priv->parent.desc) {
- event_notifier_func(event_notifier_priv->pub);
+ event_func(event_notifier_priv->parent.pub);
break;
}
}
}
static
-void _unregister_event_recorder(struct lttng_session *session,
- struct lttng_ust_event_recorder *event_recorder)
+void _event_enum_destroy(struct lttng_ust_event_common *event)
{
- _lttng_event_recorder_unregister(event_recorder);
-}
-static
-void _event_enum_destroy(struct lttng_session *session,
- struct lttng_ust_event_recorder *event_recorder)
-{
- unsigned int i;
-
- /* Destroy enums of the current event. */
- for (i = 0; i < event_recorder->parent->priv->desc->nr_fields; i++) {
- const struct lttng_enum_desc *enum_desc;
- const struct lttng_event_field *field;
- struct lttng_enum *curr_enum;
-
- field = &(event_recorder->parent->priv->desc->fields[i]);
- switch (field->type.atype) {
- case atype_enum_nestable:
- enum_desc = field->type.u.enum_nestable.desc;
- break;
- default:
- continue;
- }
+ switch (event->type) {
+ case LTTNG_UST_EVENT_TYPE_RECORDER:
+ {
+ struct lttng_ust_event_recorder *event_recorder = event->child;
+ struct lttng_ust_session *session = event_recorder->chan->parent->session;
+ unsigned int i;
+
+ /* Destroy enums of the current event. */
+ for (i = 0; i < event_recorder->parent->priv->desc->nr_fields; i++) {
+ struct lttng_ust_enum_desc *enum_desc;
+ struct lttng_ust_event_field *field;
+ struct lttng_enum *curr_enum;
+
+ field = event_recorder->parent->priv->desc->fields[i];
+ switch (field->type->type) {
+ case lttng_ust_type_enum:
+ enum_desc = lttng_ust_get_type_enum(field->type)->desc;
+ break;
+ default:
+ continue;
+ }
- curr_enum = lttng_ust_enum_get_from_desc(session, enum_desc);
- if (curr_enum) {
- _lttng_enum_destroy(curr_enum);
+ curr_enum = lttng_ust_enum_get_from_desc(session, enum_desc);
+ if (curr_enum) {
+ _lttng_enum_destroy(curr_enum);
+ }
}
+ break;
+ }
+ case LTTNG_UST_EVENT_TYPE_NOTIFIER:
+ break;
+ default:
+ abort();
}
-
/* Destroy event. */
- _lttng_event_recorder_destroy(event_recorder);
+ _lttng_event_destroy(event);
}
/*
* ust_lock held.
*/
void lttng_probe_provider_unregister_events(
- struct lttng_probe_desc *provider_desc)
+ struct lttng_ust_probe_desc *provider_desc)
{
/*
* Iterate over all events in the probe provider descriptions and sessions
* to queue the unregistration of the events.
*/
- probe_provider_event_for_each(provider_desc, _unregister_event_recorder,
- _lttng_event_notifier_unregister);
+ probe_provider_event_for_each(provider_desc, _lttng_event_unregister);
/* Wait for grace period. */
lttng_ust_urcu_synchronize_rcu();
/* Prune the unregistration queue. */
- __tracepoint_probe_prune_release_queue();
+ lttng_ust_tp_probe_prune_release_queue();
/*
* It is now safe to destroy the events and remove them from the event list
* and hashtables.
*/
- probe_provider_event_for_each(provider_desc, _event_enum_destroy,
- _lttng_event_notifier_destroy);
+ probe_provider_event_for_each(provider_desc, _event_enum_destroy);
}
/*
* and add backward reference from the event to the enabler.
*/
static
-int lttng_event_enabler_ref_events(struct lttng_event_enabler *event_enabler)
+int lttng_event_enabler_ref_event_recorders(struct lttng_event_enabler *event_enabler)
{
- struct lttng_session *session = event_enabler->chan->session;
+ struct lttng_ust_session *session = event_enabler->chan->parent->session;
struct lttng_ust_event_recorder_private *event_recorder_priv;
if (!lttng_event_enabler_as_enabler(event_enabler)->enabled)
goto end;
/* First ensure that probe events are created for this enabler. */
- lttng_create_event_if_missing(event_enabler);
+ lttng_create_event_recorder_if_missing(event_enabler);
/* For each event matching enabler in session event list. */
cds_list_for_each_entry(event_recorder_priv, &session->priv->events_head, node) {
return;
}
-/*
- * Only used internally at session destruction.
- */
static
-void _lttng_event_recorder_destroy(struct lttng_ust_event_recorder *event_recorder)
+void _lttng_event_destroy(struct lttng_ust_event_common *event)
{
struct lttng_enabler_ref *enabler_ref, *tmp_enabler_ref;
- /* Remove from event list. */
- cds_list_del(&event_recorder->priv->node);
- /* Remove from event hash table. */
- cds_hlist_del(&event_recorder->priv->hlist);
-
- lttng_destroy_context(event_recorder->ctx);
- lttng_free_event_recorder_filter_runtime(event_recorder);
+ lttng_free_event_filter_runtime(event);
/* Free event enabler refs */
cds_list_for_each_entry_safe(enabler_ref, tmp_enabler_ref,
- &event_recorder->parent->priv->enablers_ref_head, node)
+ &event->priv->enablers_ref_head, node)
free(enabler_ref);
- free(event_recorder->priv);
- free(event_recorder->parent);
- free(event_recorder);
+
+ switch (event->type) {
+ case LTTNG_UST_EVENT_TYPE_RECORDER:
+ {
+ struct lttng_ust_event_recorder *event_recorder = event->child;
+
+ /* Remove from event list. */
+ cds_list_del(&event_recorder->priv->node);
+ /* Remove from event hash table. */
+ cds_hlist_del(&event_recorder->priv->hlist);
+
+ lttng_destroy_context(event_recorder->priv->ctx);
+ free(event_recorder->parent);
+ free(event_recorder->priv);
+ free(event_recorder);
+ break;
+ }
+ case LTTNG_UST_EVENT_TYPE_NOTIFIER:
+ {
+ struct lttng_ust_event_notifier *event_notifier = event->child;
+
+ /* Remove from event list. */
+ cds_list_del(&event_notifier->priv->node);
+ /* Remove from event hash table. */
+ cds_hlist_del(&event_notifier->priv->hlist);
+
+ free(event_notifier->priv);
+ free(event_notifier->parent);
+ free(event_notifier);
+ break;
+ }
+ default:
+ abort();
+ }
}
static
struct lttng_event_enabler *lttng_event_enabler_create(
enum lttng_enabler_format_type format_type,
struct lttng_ust_abi_event *event_param,
- struct lttng_channel *chan)
+ struct lttng_ust_channel_buffer *chan)
{
struct lttng_event_enabler *event_enabler;
event_enabler->chan = chan;
/* ctx left NULL */
event_enabler->base.enabled = 0;
- cds_list_add(&event_enabler->node, &event_enabler->chan->session->priv->enablers_head);
- lttng_session_lazy_sync_event_enablers(event_enabler->chan->session);
+ cds_list_add(&event_enabler->node, &event_enabler->chan->parent->session->priv->enablers_head);
+ lttng_session_lazy_sync_event_enablers(event_enabler->chan->parent->session);
return event_enabler;
}
int lttng_event_enabler_enable(struct lttng_event_enabler *event_enabler)
{
lttng_event_enabler_as_enabler(event_enabler)->enabled = 1;
- lttng_session_lazy_sync_event_enablers(event_enabler->chan->session);
+ lttng_session_lazy_sync_event_enablers(event_enabler->chan->parent->session);
return 0;
}
int lttng_event_enabler_disable(struct lttng_event_enabler *event_enabler)
{
lttng_event_enabler_as_enabler(event_enabler)->enabled = 0;
- lttng_session_lazy_sync_event_enablers(event_enabler->chan->session);
+ lttng_session_lazy_sync_event_enablers(event_enabler->chan->parent->session);
return 0;
}
_lttng_enabler_attach_filter_bytecode(
lttng_event_enabler_as_enabler(event_enabler), bytecode);
- lttng_session_lazy_sync_event_enablers(event_enabler->chan->session);
+ lttng_session_lazy_sync_event_enablers(event_enabler->chan->parent->session);
return 0;
}
_lttng_enabler_attach_exclusion(
lttng_event_enabler_as_enabler(event_enabler), excluder);
- lttng_session_lazy_sync_event_enablers(event_enabler->chan->session);
+ lttng_session_lazy_sync_event_enablers(event_enabler->chan->parent->session);
return 0;
}
int lttng_attach_context(struct lttng_ust_abi_context *context_param,
union lttng_ust_abi_args *uargs,
- struct lttng_ctx **ctx, struct lttng_session *session)
+ struct lttng_ust_ctx **ctx, struct lttng_ust_session *session)
{
/*
* We cannot attach a context after trace has been started for a
* session.
*/
static
-void lttng_session_sync_event_enablers(struct lttng_session *session)
+void lttng_session_sync_event_enablers(struct lttng_ust_session *session)
{
struct lttng_event_enabler *event_enabler;
struct lttng_ust_event_recorder_private *event_recorder_priv;
cds_list_for_each_entry(event_enabler, &session->priv->enablers_head, node)
- lttng_event_enabler_ref_events(event_enabler);
+ lttng_event_enabler_ref_event_recorders(event_enabler);
/*
* For each event, if at least one of its enablers is enabled,
* and its channel and session transient states are enabled, we
*/
cds_list_for_each_entry(event_recorder_priv, &session->priv->events_head, node) {
struct lttng_enabler_ref *enabler_ref;
- struct lttng_bytecode_runtime *runtime;
+ struct lttng_ust_bytecode_runtime *runtime;
int enabled = 0, has_enablers_without_bytecode = 0;
/* Enable events */
* intesection of session and channel transient enable
* states.
*/
- enabled = enabled && session->priv->tstate && event_recorder_priv->pub->chan->tstate;
+ enabled = enabled && session->priv->tstate && event_recorder_priv->pub->chan->priv->parent.tstate;
CMM_STORE_SHARED(event_recorder_priv->pub->parent->enabled, enabled);
/*
*/
if (enabled) {
if (!event_recorder_priv->parent.registered)
- register_event_recorder(event_recorder_priv->pub);
+ register_event(event_recorder_priv->parent.pub);
} else {
if (event_recorder_priv->parent.registered)
- unregister_event_recorder(event_recorder_priv->pub);
+ unregister_event(event_recorder_priv->parent.pub);
}
/* Check if has enablers without bytecode enabled */
lttng_bytecode_filter_sync_state(runtime);
}
}
- __tracepoint_probe_prune_release_queue();
+ lttng_ust_tp_probe_prune_release_queue();
}
/* Support for event notifier is introduced by probe provider major version 2. */
static
-bool lttng_ust_probe_supports_event_notifier(struct lttng_probe_desc *probe_desc)
+bool lttng_ust_probe_supports_event_notifier(struct lttng_ust_probe_desc *probe_desc)
{
return probe_desc->major >= 2;
}
struct lttng_event_notifier_enabler *event_notifier_enabler)
{
struct lttng_event_notifier_group *event_notifier_group = event_notifier_enabler->group;
- struct lttng_probe_desc *probe_desc;
+ struct lttng_ust_probe_desc *probe_desc;
struct cds_list_head *probe_list;
int i;
for (i = 0; i < probe_desc->nr_events; i++) {
int ret;
bool found = false;
- const struct lttng_event_desc *desc;
+ struct lttng_ust_event_desc *desc;
struct lttng_ust_event_notifier_private *event_notifier_priv;
struct cds_hlist_head *head;
struct cds_hlist_node *node;
*/
cds_list_for_each_entry(event_notifier_priv, &event_notifier_group->event_notifiers_head, node) {
struct lttng_enabler_ref *enabler_ref;
- struct lttng_bytecode_runtime *runtime;
+ struct lttng_ust_bytecode_runtime *runtime;
int enabled = 0, has_enablers_without_bytecode = 0;
/* Enable event_notifiers */
*/
if (enabled) {
if (!event_notifier_priv->parent.registered)
- register_event_notifier(event_notifier_priv->pub);
+ register_event(event_notifier_priv->parent.pub);
} else {
if (event_notifier_priv->parent.registered)
- unregister_event_notifier(event_notifier_priv->pub);
+ unregister_event(event_notifier_priv->parent.pub);
}
/* Check if has enablers without bytecode enabled */
lttng_bytecode_capture_sync_state(runtime);
}
}
- __tracepoint_probe_prune_release_queue();
+ lttng_ust_tp_probe_prune_release_queue();
}
/*
* "lazy" sync means we only sync if required.
*/
static
-void lttng_session_lazy_sync_event_enablers(struct lttng_session *session)
+void lttng_session_lazy_sync_event_enablers(struct lttng_ust_session *session)
{
/* We can skip if session is not active */
if (!session->active)
* context (either app context callbacks, or dummy callbacks).
*/
void lttng_ust_context_set_session_provider(const char *name,
- size_t (*get_size)(struct lttng_ctx_field *field, size_t offset),
- void (*record)(struct lttng_ctx_field *field,
+ size_t (*get_size)(struct lttng_ust_ctx_field *field, size_t offset),
+ void (*record)(struct lttng_ust_ctx_field *field,
struct lttng_ust_lib_ring_buffer_ctx *ctx,
- struct lttng_channel *chan),
- void (*get_value)(struct lttng_ctx_field *field,
- struct lttng_ctx_value *value))
+ struct lttng_ust_channel_buffer *chan),
+ void (*get_value)(struct lttng_ust_ctx_field *field,
+ struct lttng_ust_ctx_value *value))
{
struct lttng_ust_session_private *session_priv;
cds_list_for_each_entry(session_priv, &sessions, node) {
- struct lttng_channel *chan;
+ struct lttng_ust_channel_buffer_private *chan;
struct lttng_ust_event_recorder_private *event_recorder_priv;
int ret;
abort();
}
cds_list_for_each_entry(event_recorder_priv, &session_priv->events_head, node) {
- ret = lttng_ust_context_set_provider_rcu(&event_recorder_priv->pub->ctx,
+ ret = lttng_ust_context_set_provider_rcu(&event_recorder_priv->ctx,
name, get_size, record, get_value);
if (ret)
abort();
* context (either app context callbacks, or dummy callbacks).
*/
void lttng_ust_context_set_event_notifier_group_provider(const char *name,
- size_t (*get_size)(struct lttng_ctx_field *field, size_t offset),
- void (*record)(struct lttng_ctx_field *field,
+ size_t (*get_size)(struct lttng_ust_ctx_field *field, size_t offset),
+ void (*record)(struct lttng_ust_ctx_field *field,
struct lttng_ust_lib_ring_buffer_ctx *ctx,
- struct lttng_channel *chan),
- void (*get_value)(struct lttng_ctx_field *field,
- struct lttng_ctx_value *value))
+ struct lttng_ust_channel_buffer *chan),
+ void (*get_value)(struct lttng_ust_ctx_field *field,
+ struct lttng_ust_ctx_value *value))
{
struct lttng_event_notifier_group *event_notifier_group;