tracing/events: fix compile for modules disabled
Impact: compile fix
The addition of TRACE_EVENT for modules breaks the build for when
modules are disabled. This code fixes that.
Reported-by: Ingo Molnar <mingo@elte.hu>
Signed-off-by: Steven Rostedt <rostedt@goodmis.org>
diff --git a/kernel/trace/trace_events.c b/kernel/trace/trace_events.c
index a4b1777..6591d83 100644
--- a/kernel/trace/trace_events.c
+++ b/kernel/trace/trace_events.c
@@ -797,6 +797,7 @@
(unsigned long)event < (unsigned long)end; \
event++)
+#ifdef CONFIG_MODULES
static void trace_module_add_events(struct module *mod)
{
struct ftrace_event_call *call, *start, *end;
@@ -840,8 +841,8 @@
}
}
-int trace_module_notify(struct notifier_block *self,
- unsigned long val, void *data)
+static int trace_module_notify(struct notifier_block *self,
+ unsigned long val, void *data)
{
struct module *mod = data;
@@ -858,6 +859,13 @@
return 0;
}
+#else
+static int trace_module_notify(struct notifier_block *self,
+ unsigned long val, void *data)
+{
+ return 0;
+}
+#endif /* CONFIG_MODULES */
struct notifier_block trace_module_nb = {
.notifier_call = trace_module_notify,