Hi David,
On Wed, 26 Jun 2013 11:10:34 -0600, David Ahern wrote:
> On 6/26/13 1:14 AM, Namhyung Kim wrote:
>> + const char * const ftrace_usage[] = {
>> + "perf ftrace [<options>] [<command>]",
>> + "perf ftrace [<options>] -- <command> [<options>]",
>> + NULL
>> + };
>> + const struct option ftrace_options[] = {
>> + OPT_STRING('t', "tracer", &ftrace.tracer, "tracer",
>> + "tracer to use"),
>
> How does a user know what is a valid tracer string?
The helpline should look like (at least):
"tracer to use: function_graph or function"
I'll update it in the next spin.
Thanks,
Namhyung
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