tracing: Fix documentation about disabling options using trace_options

To disable a tracing option using the trace_options file, the option
name needs to be prefixed with 'no', and not suffixed, as the README
states. Fix it.

Link: http://lkml.kernel.org/r/154872690031.47356.5739053380942044586.stgit@srivatsa-ubuntu
Signed-off-by: Srivatsa S. Bhat (VMware) <srivatsa@csail.mit.edu>
Signed-off-by: Steven Rostedt (VMware) <rostedt@goodmis.org>

diff --git a/kernel/trace/trace.c b/kernel/trace/trace.c
index 4269af5905e4bf29880264b14fcf845d873843ab..a3a6945a7732762c7153906cd22861acb30e9d1a 100644 (file)
--- a/kernel/trace/trace.c
+++ b/kernel/trace/trace.c
@@ -4755,7 +4755,7 @@ static const char readme_msg[] =
        "  instances\t\t- Make sub-buffers with: mkdir instances/foo\n"
        "\t\t\t  Remove sub-buffer with rmdir\n"
        "  trace_options\t\t- Set format or modify how tracing happens\n"
-       "\t\t\t  Disable an option by adding a suffix 'no' to the\n"
+       "\t\t\t  Disable an option by prefixing 'no' to the\n"
        "\t\t\t  option name\n"
        "  saved_cmdlines_size\t- echo command number in here to store comm-pid list\n"
 #ifdef CONFIG_DYNAMIC_FTRACE