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SubjectRe: [PATCH v2 25/40] tracing: Add support for dynamic tracepoints
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Hi Steve,

On Thu, 2017-09-07 at 18:02 -0400, Steven Rostedt wrote:
> On Tue, 5 Sep 2017 16:57:37 -0500
> Tom Zanussi <tom.zanussi@linux.intel.com> wrote:
>
> > The tracepoint infrastructure assumes statically-defined tracepoints
> > and uses static_keys for tracepoint enablement. In order to define
> > tracepoints on the fly, we need to have a dynamic counterpart.
>
> Do we?
>
> I believe the static keys should work just fine if you don't have any
> defined static keys jumps, and they should work as a simple counter.
>
> Could we do that instead of adding another variable to a structure that
> is defined over a thousand times? Save us 4k of memory.
>

OK, yeah, makes sense if possible - let me look into that...

Tom



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