Cleanup: tracepoint probe register/unregister: use parent field

Use the parent field to match the type expected in the probe callback.

This works so far only because parent is the first field of the children
structures.

Signed-off-by: Mathieu Desnoyers <mathieu.desnoyers@efficios.com>
Change-Id: I05fb3cdc75c1c04abb352cdebdaa90f780d0c789

diff --git a/src/lttng-events.c b/src/lttng-events.c
index dd8b55e065f06b16b63d6ab966f27174678f56f7..ebeda98668ddecc9ba97b3a21a66b950dd88d6c2 100644 (file)
--- a/src/lttng-events.c
+++ b/src/lttng-events.c
@@ -1452,7 +1452,7 @@ void register_event_recorder(struct lttng_kernel_event_recorder *event_recorder)
        case LTTNG_KERNEL_ABI_TRACEPOINT:
                ret = lttng_wrapper_tracepoint_probe_register(desc->event_kname,
                                                  desc->tp_class->probe_callback,
-                                                 event_recorder);
+                                                 &event_recorder->parent);
                break;
 
        case LTTNG_KERNEL_ABI_SYSCALL:
@@ -1495,7 +1495,7 @@ int _lttng_event_recorder_unregister(struct lttng_kernel_event_recorder *event_r
        case LTTNG_KERNEL_ABI_TRACEPOINT:
                ret = lttng_wrapper_tracepoint_probe_unregister(event_priv->desc->event_kname,
                                                  event_priv->desc->tp_class->probe_callback,
-                                                 event_recorder);
+                                                 &event_recorder->parent);
                break;
 
        case LTTNG_KERNEL_ABI_KPROBE:
@@ -1546,7 +1546,7 @@ void register_event_notifier(struct lttng_kernel_event_notifier *event_notifier)
        case LTTNG_KERNEL_ABI_TRACEPOINT:
                ret = lttng_wrapper_tracepoint_probe_register(desc->event_kname,
                                                  desc->tp_class->probe_callback,
-                                                 event_notifier);
+                                                 &event_notifier->parent);
                break;
 
        case LTTNG_KERNEL_ABI_SYSCALL:
@@ -1587,7 +1587,7 @@ int _lttng_event_notifier_unregister(
        case LTTNG_KERNEL_ABI_TRACEPOINT:
                ret = lttng_wrapper_tracepoint_probe_unregister(event_notifier->priv->parent.desc->event_kname,
                                                  event_notifier->priv->parent.desc->tp_class->probe_callback,
-                                                 event_notifier);
+                                                 &event_notifier->parent);
                break;
 
        case LTTNG_KERNEL_ABI_KPROBE: