trace event: introduce TP_MODULE_NOAUTOLOAD and TP_MODULE_NOINIT

In preparation for introducing uevent tracing. (user-space events)

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

diff --git a/lttng-syscalls.c b/lttng-syscalls.c
index 37feffbe43c1a90319c2ed2cef161b4e6f5ade74..a1bc9d422a1fd1d23b67b96827c7dc5eaba8544b 100644 (file)
--- a/lttng-syscalls.c
+++ b/lttng-syscalls.c
@@ -49,7 +49,7 @@ void syscall_entry_probe(void *__data, struct pt_regs *regs, long id);
  */
 #define LTTNG_PACKAGE_BUILD
 #define CREATE_TRACE_POINTS
-#define TP_MODULE_OVERRIDE
+#define TP_MODULE_NOINIT
 #define TRACE_INCLUDE_PATH ../instrumentation/syscalls/headers
 
 #define PARAMS(args...)        args
@@ -107,7 +107,7 @@ void syscall_entry_probe(void *__data, struct pt_regs *regs, long id);
 #undef SC_DEFINE_EVENT_NOARGS
 #undef TP_PROBE_CB
 
-#undef TP_MODULE_OVERRIDE
+#undef TP_MODULE_NOINIT
 #undef LTTNG_PACKAGE_BUILD
 #undef CREATE_TRACE_POINTS
 

diff --git a/probes/lttng-events.h b/probes/lttng-events.h
index 492423acce0ea5786cab65fb7818775050945f21..d3d75ad518d82da5148d9971f71b596597c5a3ec 100644 (file)
--- a/probes/lttng-events.h
+++ b/probes/lttng-events.h
@@ -714,23 +714,25 @@ static void __event_probe__##_name(void *__data)                        \
 #define module_exit_eval1(_token, _system)     module_exit(_token##_system)
 #define module_exit_eval(_token, _system)      module_exit_eval1(_token, _system)
 
-#ifndef TP_MODULE_OVERRIDE
+#ifndef TP_MODULE_NOINIT
 static int TP_ID(__lttng_events_init__, TRACE_SYSTEM)(void)
 {
        wrapper_vmalloc_sync_all();
        return lttng_probe_register(&TP_ID(__probe_desc___, TRACE_SYSTEM));
 }
 
-module_init_eval(__lttng_events_init__, TRACE_SYSTEM);
-
 static void TP_ID(__lttng_events_exit__, TRACE_SYSTEM)(void)
 {
        lttng_probe_unregister(&TP_ID(__probe_desc___, TRACE_SYSTEM));
 }
 
+#ifndef TP_MODULE_NOAUTOLOAD
+module_init_eval(__lttng_events_init__, TRACE_SYSTEM);
 module_exit_eval(__lttng_events_exit__, TRACE_SYSTEM);
 #endif
 
+#endif
+
 #undef module_init_eval
 #undef module_exit_eval
 #undef TP_ID1