On Wed, 10 Jul 2013 16:22:19 +0200, Jiri Olsa wrote:
> On Wed, Jun 26, 2013 at 04:14:18PM +0900, Namhyung Kim wrote:
>> From: Namhyung Kim <[email protected]>
>>
>> Cc: Steven Rostedt <[email protected]>
>> Cc: Frederic Weisbecker <[email protected]>
>> Signed-off-by: Namhyung Kim <[email protected]>
>> ---
>
> SNIP
>
>> +OPTIONS
>> +-------
>> +<command>...::
>> + Any command you can specify in a shell.
>> +
>> +-t::
>> +--tracer=::
>> + The ftrace tracer to be used (default: function_graph).
>> + Currently only 'function' and 'function_graph' are supported.
>> + Used by 'live' and 'record' subcommands only.
>
> hum, 'live' subcommand supports whatever is available in
> 'available_tracers' file, right?
>
> and displays whatever gets into 'trace' .. which I think
> is useful and should stay like that
Agreed. How about this?
The ftrace tracer to be used (default: function_graph).
Currently, only 'function' and 'function_graph' are
supported by 'record' command. 'live' command accepts
any available tracer in system and outputs trace result
directly from the ftrace's trace_pipe.
Thanks,
Namhyung
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