if (!event_recorder_enabler)
return;
event = _lttng_kernel_event_create(&event_recorder_enabler->parent, desc);
- WARN_ON_ONCE(!event || IS_ERR(event));
+ WARN_ON_ONCE(IS_ERR(event));
lttng_event_enabler_destroy(&event_recorder_enabler->parent);
- if (!event || IS_ERR(event)) {
+ if (IS_ERR(event)) {
printk(KERN_INFO "Unable to create event recorder %s\n", desc->event_name);
return;
}
&event_notifier_param, syscall_event_notifier_enabler->group);
WARN_ON_ONCE(!event_notifier_enabler);
event = _lttng_kernel_event_create(&event_notifier_enabler->parent, desc);
- WARN_ON_ONCE(!event || IS_ERR(event));
+ WARN_ON_ONCE(IS_ERR(event));
lttng_event_enabler_destroy(&event_notifier_enabler->parent);
- if (!event || IS_ERR(event)) {
+ if (IS_ERR(event)) {
printk(KERN_INFO "Unable to create event notifier %s\n", desc->event_name);
return;
}
const struct lttng_kernel_event_desc *desc;
unsigned int i;
- if (!IS_ENABLED(CONFIG_COMPAT) && (type == SC_TYPE_COMPAT_ENTRY || type == SC_TYPE_COMPAT_EXIT))
+#ifndef CONFIG_COMPAT
+ if (type == SC_TYPE_COMPAT_ENTRY || type == SC_TYPE_COMPAT_EXIT)
return;
-
+#endif
/* iterate over all syscall and create event that match */
for (i = 0; i < table_len; i++) {
struct lttng_kernel_event_common_private *event_priv;
struct hlist_head *head;
- int found = 0;
+ bool found = false;
desc = table[i].desc;
if (!desc) {
*/
head = utils_borrow_hash_table_bucket(events_ht->table, LTTNG_EVENT_HT_SIZE, desc->event_name);
lttng_hlist_for_each_entry(event_priv, head, hlist_node) {
- if (lttng_event_enabler_desc_match_event(syscall_event_enabler_common, desc, event_priv->pub))
- found = 1;
+ if (lttng_event_enabler_desc_match_event(syscall_event_enabler_common, desc, event_priv->pub)) {
+ found = true;
+ break;
+ }
}
if (found)
continue;
bool found = false;
struct hlist_head *head;
- if (!IS_ENABLED(CONFIG_COMPAT) && (type == SC_TYPE_COMPAT_ENTRY || type == SC_TYPE_COMPAT_EXIT))
+#ifndef CONFIG_COMPAT
+ if (type == SC_TYPE_COMPAT_ENTRY || type == SC_TYPE_COMPAT_EXIT)
return;
-
+#endif
/*
* Considering that currently system calls can only be enabled on a per
* name basis (or wildcard based on a name), unknown syscall events are
*/
head = utils_borrow_hash_table_bucket(events_ht->table, LTTNG_EVENT_HT_SIZE, desc->event_name);
lttng_hlist_for_each_entry(event_priv, head, hlist_node) {
- if (lttng_event_enabler_desc_match_event(event_enabler, desc, event_priv->pub))
+ if (lttng_event_enabler_desc_match_event(event_enabler, desc, event_priv->pub)) {
found = true;
+ break;
+ }
}
if (!found)
lttng_syscall_event_enabler_create_event(event_enabler, desc, unknown_dispatch_list, type, -1U);
return -ENOMEM;
}
- lttng_syscall_event_enabler_create_matching_events(syscall_event_enabler);
-
if (!syscall_table->sys_enter_registered) {
ret = lttng_wrapper_tracepoint_probe_register("sys_enter",
(void *) syscall_entry_event_probe, syscall_table);
syscall_table->sys_exit_registered = 1;
}
+ lttng_syscall_event_enabler_create_matching_events(syscall_event_enabler);
+
return ret;
}