Commit b05e89ae authored Jan 11, 2020 by Masami Hiramatsu Committed by Steven Rostedt (VMware) Jan 13, 2020

tracing: Accept different type for synthetic event fields

Make the synthetic event accepts a different type field to record.
However, the size and signed flag must be same.

Link: http://lkml.kernel.org/r/157867235358.17873.61732996461602171.stgit@devnote2

Signed-off-by: Masami Hiramatsu <mhiramat@kernel.org>
Signed-off-by: Steven Rostedt (VMware) <rostedt@goodmis.org>

kernel/trace/trace_events_hist.c

+5 −2

Original line number	Diff line number	Diff line
		@@ -4110,8 +4110,11 @@ static int check_synth_field(struct synth_event *event,

		field = event->fields[field_pos];

		if (strcmp(field->type, hist_field->type) != 0)
		if (strcmp(field->type, hist_field->type) != 0) {
		if (field->size != hist_field->size \|\|
		field->is_signed != hist_field->is_signed)
		return -EINVAL;
		}

		return 0;
		}