Fix: fetch caller address from tracef()

[lttng-ust.git] / include / lttng / ust-tracepoint-event.h

diff --git a/include/lttng/ust-tracepoint-event.h b/include/lttng/ust-tracepoint-event.h
index 3f99f6626bb75871b27d85f92ba001081fee0dc2..6c32249c9a8730021d2b7c9f77ea0d315b53c7ab 100644 (file)
--- a/include/lttng/ust-tracepoint-event.h
+++ b/include/lttng/ust-tracepoint-event.h
@@ -565,6 +565,13 @@ size_t __event_get_align__##_provider##___##_name(_TP_ARGS_PROTO(_args))      \
 #define _TP_SESSION_CHECK(session, csession)   1
 #endif /* TP_SESSION_CHECK */
 
+#undef _TP_IP_PARAM
+#ifdef TP_IP_PARAM
+#define _TP_IP_PARAM()         ip
+#else /* TP_IP_PARAM */
+#define _TP_IP_PARAM()         __builtin_return_address(0)
+#endif /* TP_IP_PARAM */
+
 /*
  * Using twice size for filter stack data to hold size and pointer for
  * each field (worse case). For integers, max size required is 64-bit.
@@ -621,7 +628,7 @@ void __event_probe__##_provider##___##_name(_TP_ARGS_DATA_PROTO(_args))           \
        __event_align = __event_get_align__##_provider##___##_name(_TP_ARGS_VAR(_args)); \
        lib_ring_buffer_ctx_init(&__ctx, __chan->chan, __event, __event_len,  \
                                 __event_align, -1, __chan->handle);          \
-       __ctx.ip = __builtin_return_address(0);                               \
+       __ctx.ip = _TP_IP_PARAM();                                            \
        __ret = __chan->ops->event_reserve(&__ctx, __event->id);              \
        if (__ret < 0)                                                        \
                return;                                                       \