From: Steven Rostedt (Google) <rostedt@xxxxxxxxxxx> commit 70b5339caf847b8b6097b6dfab0c5a99b40713c8 upstream. trace_define_field_ext() is not used outside of trace_events.c, it should be static. Link: https://lore.kernel.org/oe-kbuild-all/202302130750.679RaRog-lkp@xxxxxxxxx/ Fixes: b6c7abd1c28a ("tracing: Fix TASK_COMM_LEN in trace event format file") Reported-by: Reported-by: kernel test robot <lkp@xxxxxxxxx> Signed-off-by: Steven Rostedt (Google) <rostedt@xxxxxxxxxxx> Signed-off-by: Greg Kroah-Hartman <gregkh@xxxxxxxxxxxxxxxxxxx> --- kernel/trace/trace_events.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/kernel/trace/trace_events.c b/kernel/trace/trace_events.c index 6a4696719297..6a942fa275c7 100644 --- a/kernel/trace/trace_events.c +++ b/kernel/trace/trace_events.c @@ -155,7 +155,7 @@ int trace_define_field(struct trace_event_call *call, const char *type, } EXPORT_SYMBOL_GPL(trace_define_field); -int trace_define_field_ext(struct trace_event_call *call, const char *type, +static int trace_define_field_ext(struct trace_event_call *call, const char *type, const char *name, int offset, int size, int is_signed, int filter_type, int len) { -- 2.39.1