}
}
+static
+void lttng_event_enabler_init_event_capture(struct lttng_event_enabler_common *event_enabler,
+ struct lttng_kernel_event_common *event)
+{
+ switch (event_enabler->enabler_type) {
+ case LTTNG_EVENT_ENABLER_TYPE_RECORDER:
+ break;
+ case LTTNG_EVENT_ENABLER_TYPE_NOTIFIER:
+ {
+ struct lttng_event_notifier_enabler *event_notifier_enabler =
+ container_of(event_enabler, struct lttng_event_notifier_enabler, parent);
+ struct lttng_kernel_event_notifier *event_notifier =
+ container_of(event, struct lttng_kernel_event_notifier, parent);
+
+ /* Link capture bytecodes if not linked yet. */
+ lttng_enabler_link_bytecode(event->priv->desc,
+ lttng_static_ctx, &event_notifier->priv->capture_bytecode_runtime_head,
+ &event_notifier_enabler->capture_bytecode_head);
+ event_notifier->priv->num_captures = event_notifier_enabler->num_captures;
+ break;
+ }
+ default:
+ WARN_ON_ONCE(1);
+ }
+}
+
/*
* Create events associated with an event_enabler (if not already present),
* and add backward reference from the event to the enabler.
static
int lttng_event_enabler_ref_events(struct lttng_event_recorder_enabler *event_enabler)
{
- struct lttng_kernel_channel_buffer *chan = event_enabler->chan;
- struct lttng_kernel_session *session = event_enabler->chan->parent.session;
struct lttng_event_enabler_common *base_enabler = lttng_event_recorder_enabler_as_enabler(event_enabler);
struct lttng_kernel_event_recorder_private *event_recorder_priv;
+ struct list_head *event_list_head = lttng_get_event_list_head_from_enabler(&event_enabler->parent);
- if (base_enabler->event_param.instrumentation == LTTNG_KERNEL_ABI_SYSCALL &&
- base_enabler->event_param.u.syscall.abi == LTTNG_KERNEL_ABI_SYSCALL_ABI_ALL &&
- base_enabler->event_param.u.syscall.match == LTTNG_KERNEL_ABI_SYSCALL_MATCH_NAME &&
- !strcmp(base_enabler->event_param.name, "*")) {
- int enabled = base_enabler->enabled;
- enum lttng_kernel_abi_syscall_entryexit entryexit = base_enabler->event_param.u.syscall.entryexit;
-
- if (entryexit == LTTNG_KERNEL_ABI_SYSCALL_ENTRY || entryexit == LTTNG_KERNEL_ABI_SYSCALL_ENTRYEXIT)
- WRITE_ONCE(chan->priv->parent.syscall_table.syscall_all_entry, enabled);
-
- if (entryexit == LTTNG_KERNEL_ABI_SYSCALL_EXIT || entryexit == LTTNG_KERNEL_ABI_SYSCALL_ENTRYEXIT)
- WRITE_ONCE(chan->priv->parent.syscall_table.syscall_all_exit, enabled);
- }
+ lttng_syscall_table_set_wildcard_all(base_enabler);
/* First ensure that probe events are created for this enabler. */
lttng_create_event_if_missing(&event_enabler->parent);
/* For each event matching event_enabler in session event list. */
- list_for_each_entry(event_recorder_priv, &session->priv->events, parent.node) {
+ list_for_each_entry(event_recorder_priv, event_list_head, parent.node) {
struct lttng_kernel_event_recorder *event_recorder = event_recorder_priv->pub;
struct lttng_enabler_ref *enabler_ref;
int lttng_event_notifier_enabler_ref_event_notifiers(
struct lttng_event_notifier_enabler *event_notifier_enabler)
{
- struct lttng_event_notifier_group *event_notifier_group = event_notifier_enabler->group;
- struct lttng_event_enabler_common *base_enabler = lttng_event_notifier_enabler_as_enabler(event_notifier_enabler);
struct lttng_kernel_event_notifier_private *event_notifier_priv;
+ struct list_head *event_list_head = lttng_get_event_list_head_from_enabler(&event_notifier_enabler->parent);
- if (base_enabler->event_param.instrumentation == LTTNG_KERNEL_ABI_SYSCALL &&
- base_enabler->event_param.u.syscall.abi == LTTNG_KERNEL_ABI_SYSCALL_ABI_ALL &&
- base_enabler->event_param.u.syscall.match == LTTNG_KERNEL_ABI_SYSCALL_MATCH_NAME &&
- !strcmp(base_enabler->event_param.name, "*")) {
-
- int enabled = base_enabler->enabled;
- enum lttng_kernel_abi_syscall_entryexit entryexit = base_enabler->event_param.u.syscall.entryexit;
-
- if (entryexit == LTTNG_KERNEL_ABI_SYSCALL_ENTRY || entryexit == LTTNG_KERNEL_ABI_SYSCALL_ENTRYEXIT)
- WRITE_ONCE(event_notifier_group->syscall_table.syscall_all_entry, enabled);
-
- if (entryexit == LTTNG_KERNEL_ABI_SYSCALL_EXIT || entryexit == LTTNG_KERNEL_ABI_SYSCALL_ENTRYEXIT)
- WRITE_ONCE(event_notifier_group->syscall_table.syscall_all_exit, enabled);
-
- }
+ lttng_syscall_table_set_wildcard_all(&event_notifier_enabler->parent);
/* First ensure that probe event_notifiers are created for this enabler. */
lttng_create_event_if_missing(&event_notifier_enabler->parent);
/* Link the created event_notifier with its associated enabler. */
- list_for_each_entry(event_notifier_priv, &event_notifier_group->event_notifiers_head, parent.node) {
+ list_for_each_entry(event_notifier_priv, event_list_head, parent.node) {
struct lttng_kernel_event_notifier *event_notifier = event_notifier_priv->pub;
struct lttng_enabler_ref *enabler_ref;
lttng_static_ctx, &event_notifier_priv->parent.filter_bytecode_runtime_head,
<tng_event_notifier_enabler_as_enabler(event_notifier_enabler)->filter_bytecode_head);
- /* Link capture bytecodes if not linked yet. */
- lttng_enabler_link_bytecode(event_notifier_priv->parent.desc,
- lttng_static_ctx, &event_notifier_priv->capture_bytecode_runtime_head,
- &event_notifier_enabler->capture_bytecode_head);
-
- event_notifier_priv->num_captures = event_notifier_enabler->num_captures;
+ lttng_event_enabler_init_event_capture(&event_notifier_enabler->parent, &event_notifier->parent);
}
return 0;
}