tracing: Print event info in trace header



Print number of events was written to buffer and still in
buffer when IRQ info is enabled.

Change-Id: Ic354cbb390281d50651007c1b7ac9954c7d5f1bb
Signed-off-by: Tingwei Zhang <tingwei@codeaurora.org>

parent 0ba27bd6

kernel/trace/trace.c

+2 −0

Original line number	Diff line number	Diff line
		@@ -3373,6 +3373,8 @@ static void print_func_help_header_irq(struct trace_buffer *buf, struct seq_file
		const char tgid_space[] = " ";
		const char space[] = " ";

		print_event_info(buf, m);

		seq_printf(m, "# %s _-----=> irqs-off\n",
		tgid ? tgid_space : space);
		seq_printf(m, "# %s / _----=> need-resched\n",