Re: [PATCH] Tracing: do export trace_set_clr_event

From: Steven Rostedt
Date: Mon Nov 08 2010 - 09:23:12 EST


On Mon, 2010-11-08 at 09:14 -0500, Christoph Hellwig wrote:
> On Mon, Nov 08, 2010 at 09:02:14AM -0500, Steven Rostedt wrote:
> > I like the trace=on parameter much better. If that is set we could
> > enable the tracepoints of that module at load time. I really do not want
> > to export the function that was proposed in that patch.
>
> Yes. Adding generic support in the module loader to turn on tracepoint
> seems like the much better long term strategy. Even better if it allows
> turning on individual points instead of all or nothing.

I was thinking the same. How about this:

trace=1 - all tracepoints in the module is enabled
trace=0 - same as leaving it off

trace=name - a specific tracepoint is enabled, using the simple globs
that set_event allows.

trace=name1,name2,name3 - for more than one tracepoint.

-- Steve


--
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to majordomo@xxxxxxxxxxxxxxx
More majordomo info at http://vger.kernel.org/majordomo-info.html
Please read the FAQ at http://www.tux.org/lkml/