Re: [patch] latency tracer, 2.6.15-rc7

From: Lee Revell
Date: Fri Dec 30 2005 - 13:49:53 EST


On Fri, 2005-12-30 at 09:00 +0100, Ingo Molnar wrote:
> * Lee Revell <rlrevell@xxxxxxxxxxx> wrote:
>
> > It seems that debug_smp_processor_id is being called a lot, even
> > though I have a UP config, which I didn't see with the -rt kernel:
>
> do you have CONFIG_DEBUG_PREEMPT enabled? (if yes then disable it)

Ah, thanks, I had assumed that the latency tracing depended on this.

Lee

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