Re: [PATCH 2/7] ftrace: Add enable/disable ftrace_ops controlinterface

From: Steven Rostedt
Date: Mon Jan 16 2012 - 21:08:03 EST


On Tue, 2012-01-17 at 02:42 +0100, Frederic Weisbecker wrote:
>
> > diff --git a/include/linux/ftrace.h b/include/linux/ftrace.h
> > index 523640f..0d43a2b 100644
> > --- a/include/linux/ftrace.h
> > +++ b/include/linux/ftrace.h
> > @@ -35,12 +35,14 @@ enum {
> > FTRACE_OPS_FL_ENABLED = 1 << 0,
> > FTRACE_OPS_FL_GLOBAL = 1 << 1,
> > FTRACE_OPS_FL_DYNAMIC = 1 << 2,
> > + FTRACE_OPS_FL_CONTROL = 1 << 3,
>
> Please comment the role of this flag. In fact it would be nice to have
> a comment that explains all these. GLOBAL and DYNAMIC don't actually give
> much clues alone.

Someone else asked about commenting these (was it you?). I probably
should, as it is confusing to what they are used for.

I just figured every just figures it out by looking at the code ;-)

-- Steve


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