Re: Unified tracing buffer

[KOSAKI Motohiro]

> > > CONTROL
> > > -------
> > > 
> > > Sysfs style tree under debugfs
> > > 
> > > /debugfs/tracing/<name>/buffers/enabed         <--- binary value
> > > 
> > > /debugfs/tracing/<name>/<event1>
> > > /debugfs/tracing/<name>/<event2>
> > >     etc ...
> > 
> > I wonder if we should make this another sub dir:
> > 
> >  /debugfs/tracing/buffers/events/<event-name>
> > 
> 
> Sure.
> 
> If needed, we could change the markers to take two separate parameters :
> 
> trace_mark(tracer_name, event_name, "format", args)

Sorry, disagreed.

I believe any marker point should be independent to tracer.
Otherwise, number of trace_mark() will blow up easily.



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