Fix: use printk_once() for wrapper warning messages

[lttng-modules.git] / wrapper / ftrace.h

diff --git a/wrapper/ftrace.h b/wrapper/ftrace.h
index 6fd1d55c11a391872c17360c280f936e6158b8cd..5a964387b68ea67f4e53b7dbe2eaeb7faef30033 100644 (file)
--- a/wrapper/ftrace.h
+++ b/wrapper/ftrace.h
@@ -43,7 +43,7 @@ int wrapper_register_ftrace_function_probe(char *glob,
        if (register_ftrace_function_probe_sym) {
                return register_ftrace_function_probe_sym(glob, ops, data);
        } else {
-               printk(KERN_WARNING "LTTng: register_ftrace_function_probe symbol lookup failed.\n");
+               printk_once(KERN_WARNING "LTTng: register_ftrace_function_probe symbol lookup failed.\n");
                return -EINVAL;
        }
 }
@@ -59,7 +59,7 @@ void wrapper_unregister_ftrace_function_probe(char *glob,
        if (unregister_ftrace_function_probe_sym) {
                unregister_ftrace_function_probe_sym(glob, ops, data);
        } else {
-               printk(KERN_WARNING "LTTng: unregister_ftrace_function_probe symbol lookup failed.\n");
+               printk_once(KERN_WARNING "LTTng: unregister_ftrace_function_probe symbol lookup failed.\n");
                WARN_ON(1);
        }
 }