Re: [patch 10/10] Scheduler profiling - Use immediate values

From: Chuck Ebbert
Date: Fri Jul 06 2007 - 18:14:43 EST


On 07/06/2007 07:44 AM, Andi Kleen wrote:
> I think the optimization is a good idea, although i dislike it
> that it is complicated for the dynamic markers. If it was just
> static it would be much simpler.
>

Another thing to consider is that there might be hundreds of these
probes/tracepoints active in an instrumented kernel. The overhead
adds up fast, so the gain may be worth all the pain.

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