Add kretprobe support (new --function implementation)

[lttng-tools.git] / ltt-sessiond / trace.c

diff --git a/ltt-sessiond/trace.c b/ltt-sessiond/trace.c
index 41c4355e939fa67e4c8a7f8b2c4d660e4fc0e6ff..c090f21063d60d8e38c3aecf6150e17195c8d45f 100644 (file)
--- a/ltt-sessiond/trace.c
+++ b/ltt-sessiond/trace.c
@@ -185,6 +185,14 @@ struct ltt_kernel_event *trace_create_kernel_event(struct lttng_event *ev)
                                ev->attr.probe.symbol_name, LTTNG_SYM_NAME_LEN);
                break;
        case LTTNG_EVENT_FUNCTION:
+               attr->instrumentation = LTTNG_KERNEL_KRETPROBE;
+               attr->u.kretprobe.addr = ev->attr.probe.addr;
+               attr->u.kretprobe.offset = ev->attr.probe.offset;
+               attr->u.kretprobe.offset = ev->attr.probe.offset;
+               strncpy(attr->u.kretprobe.symbol_name,
+                               ev->attr.probe.symbol_name, LTTNG_SYM_NAME_LEN);
+               break;
+       case LTTNG_EVENT_FUNCTION_ENTRY:
                attr->instrumentation = LTTNG_KERNEL_FUNCTION;
                strncpy(attr->u.ftrace.symbol_name,
                                ev->attr.ftrace.symbol_name, LTTNG_SYM_NAME_LEN);