Re: [PATCH -tip v8 7/7] tracing: add kprobe-based event tracer

Masami Hiramatsu
2009-05-30T14:38:50Z

Christoph Hellwig wrote:
> On Thu, May 28, 2009 at 08:03:53PM -0400, Masami Hiramatsu wrote:
>> Add kprobes-based event tracer on ftrace.
>
> Wouldn't it make more sense to call this the dynamic event tracer?
>
> The use of kprobes is more an implementation detail than something
> the user cares about.

Hmm, I don't think so, because other tracers (e.g. hw breakpoint tracer)
can also add their events dynamically by trace_add/remove_event_call.
It's more flexible than this tracer includes those events.

Thank you,

--
Masami Hiramatsu

Software Engineer
Hitachi Computer Products (America) Inc.