uprobe: Support multiple call sites for the same uprobe event

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

diff --git a/lttng-events.c b/lttng-events.c
index 67ed16972a10fbdfe949f4abf8e57bf4a2be0bbd..3964df5fbb2f55b8d98fdb8501023a2c37a2dbab 100644 (file)
--- a/lttng-events.c
+++ b/lttng-events.c
@@ -749,6 +749,7 @@ struct lttng_event *_lttng_event_create(struct lttng_channel *chan,
                 */
                event->enabled = 0;
                event->registered = 1;
+
                /*
                 * Populate lttng_event structure before event
                 * registration.
@@ -757,7 +758,6 @@ struct lttng_event *_lttng_event_create(struct lttng_channel *chan,
 
                ret = lttng_uprobes_register(event_param->name,
                                event_param->u.uprobe.fd,
-                               event_param->u.uprobe.offset,
                                event);
                if (ret)
                        goto register_error;
@@ -1466,6 +1466,18 @@ error_free:
        return ret;
 }
 
+int lttng_event_add_callsite(struct lttng_event *event,
+               struct lttng_kernel_event_callsite __user *callsite)
+{
+
+       switch (event->instrumentation) {
+       case LTTNG_KERNEL_UPROBE:
+               return lttng_uprobes_add_callsite(event, callsite);
+       default:
+               return -EINVAL;
+       }
+}
+
 int lttng_enabler_attach_context(struct lttng_enabler *enabler,
                struct lttng_kernel_context *context_param)
 {