Commit 2cf0dee9 authored Aug 25, 2023 by Mikhail Kobuk Committed by Steven Rostedt (Google) Sep 01, 2023

tracing: Remove extra space at the end of hwlat_detector/mode

Space is printed after each mode value including the last one:
$ echo \"$(sudo cat /sys/kernel/tracing/hwlat_detector/mode)\"
"none [round-robin] per-cpu "

Found by Linux Verification Center (linuxtesting.org) with SVACE.

Link: https://lore.kernel.org/linux-trace-kernel/20230825103432.7750-1-m.kobuk@ispras.ru



Cc: Masami Hiramatsu <mhiramat@kernel.org>
Fixes: 8fa826b7 ("trace/hwlat: Implement the mode config option")
Signed-off-by: Mikhail Kobuk <m.kobuk@ispras.ru>
Reviewed-by: Alexey Khoroshilov <khoroshilov@ispras.ru>
Acked-by: Daniel Bristot de Oliveira <bristot@kernel.org>
Signed-off-by: Steven Rostedt (Google) <rostedt@goodmis.org>

parent 0e19543b

kernel/trace/trace_hwlat.c

+1 −1

Original line number	Original line	Diff line number	Diff line
	@@ -635,7 +635,7 @@ static int s_mode_show(struct seq_file s, void v)
	else		else
	seq_printf(s, "%s", thread_mode_str[mode]);		seq_printf(s, "%s", thread_mode_str[mode]);

	if (mode != MODE_MAX)		if (mode < MODE_MAX - 1) /* if mode is any but last */
	seq_puts(s, " ");		seq_puts(s, " ");

	return 0;		return 0;