Re: [PATCH 2/6] tracing: Add trace event error log

From: Namhyung Kim
Date: Wed Apr 18 2018 - 20:40:43 EST


Hi guys, :)

On Wed, Apr 18, 2018 at 09:49:24AM -0400, Steven Rostedt wrote:
> On Wed, 18 Apr 2018 18:34:34 +0900
> Masami Hiramatsu <mhiramat@xxxxxxxxxx> wrote:
>
> > On Fri, 13 Apr 2018 10:44:32 -0400
> > Steven Rostedt <rostedt@xxxxxxxxxxx> wrote:
> >
> > > On Fri, 13 Apr 2018 09:24:34 -0500
> > > Tom Zanussi <tom.zanussi@xxxxxxxxxxxxxxx> wrote:
> > >
> > > > Yeah, I agree - I'd rather get it right than get it in now. I thought
> > > > this made sense, and was based on input from Masami, which I may have
> > > > misinterpreted, but I'll wait for some more ideas about the best way to
> > > > do this.
> > >
> > > Too bad we are not closer to November, as this would actually be a good
> > > Plumbers topic. Maybe it's not that important and we should wait until
> > > then. I'd like to get some brain storming ideas out before we decide on
> > > anything, and this is something I believe is better done face to face
> > > than over email.
> >
> > OK, sounds good for me too :)
> > My point was that printk buffer is not good place for the parser error
> > of ftrace, nor each sub-features (like hist, trigger, probe_events etc.)
> > has different place to show it. I just want to unify the user experience
> > over the ftrace UI.
>
> I totally agree. I just want to make sure that whatever we come up with
> will be well thought out. Perhaps we can wait till November to talk
> about it.

I'm not sure I can go to LPC this year, but definitely interested in
improving error logging for tracing.

Thanks,
Namhyung