Fix: OOT lttng_logger tracepoint not visible with signed kernels

[lttng-modules.git] / lttng-events.c

diff --git a/lttng-events.c b/lttng-events.c
index f47e9dcfcebbf9f62c488eac3b339e0d497c1499..701cff8ca8ff8663f82c0148bfb4ac15448bf81c 100644 (file)
--- a/lttng-events.c
+++ b/lttng-events.c
@@ -400,7 +400,7 @@ struct lttng_event *lttng_event_create(struct lttng_channel *chan,
                        ret = -ENOENT;
                        goto register_error;
                }
-               ret = kabi_2635_tracepoint_probe_register(event->desc->kname,
+               ret = lttng_wrapper_tracepoint_probe_register(event->desc->kname,
                                event->desc->probe_callback,
                                event);
                if (ret) {
@@ -519,7 +519,7 @@ int _lttng_event_unregister(struct lttng_event *event)
 
        switch (event->instrumentation) {
        case LTTNG_KERNEL_TRACEPOINT:
-               ret = kabi_2635_tracepoint_probe_unregister(event->desc->name,
+               ret = lttng_wrapper_tracepoint_probe_unregister(event->desc->kname,
                                                  event->desc->probe_callback,
                                                  event);
                if (ret)
@@ -1255,15 +1255,32 @@ static int __init lttng_events_init(void)
 {
        int ret;
 
+       ret = wrapper_lttng_fixup_sig(THIS_MODULE);
+       if (ret)
+               return ret;
+
+       ret = lttng_tracepoint_init();
+       if (ret)
+               return ret;
        event_cache = KMEM_CACHE(lttng_event, 0);
-       if (!event_cache)
-               return -ENOMEM;
+       if (!event_cache) {
+               ret = -ENOMEM;
+               goto error_kmem;
+       }
        ret = lttng_abi_init();
        if (ret)
                goto error_abi;
+       ret = lttng_logger_init();
+       if (ret)
+               goto error_logger;
        return 0;
+
+error_logger:
+       lttng_abi_exit();
 error_abi:
        kmem_cache_destroy(event_cache);
+error_kmem:
+       lttng_tracepoint_exit();
        return ret;
 }
 
@@ -1273,10 +1290,12 @@ static void __exit lttng_events_exit(void)
 {
        struct lttng_session *session, *tmpsession;
 
+       lttng_logger_exit();
        lttng_abi_exit();
        list_for_each_entry_safe(session, tmpsession, &sessions, list)
                lttng_session_destroy(session);
        kmem_cache_destroy(event_cache);
+       lttng_tracepoint_exit();
 }
 
 module_exit(lttng_events_exit);
@@ -1286,4 +1305,5 @@ MODULE_AUTHOR("Mathieu Desnoyers <mathieu.desnoyers@efficios.com>");
 MODULE_DESCRIPTION("LTTng Events");
 MODULE_VERSION(__stringify(LTTNG_MODULES_MAJOR_VERSION) "."
        __stringify(LTTNG_MODULES_MINOR_VERSION) "."
-       __stringify(LTTNG_MODULES_PATCHLEVEL_VERSION));
+       __stringify(LTTNG_MODULES_PATCHLEVEL_VERSION)
+       LTTNG_MODULES_EXTRAVERSION);