On Jan 28, 2008 2:34 PM, Jan Kiszka <[EMAIL PROTECTED]> wrote:
> Gilles Chanteperdrix wrote:
> > ...
> > The behaviour you get may be due, for instance, to the fact that the
> > processor goes into some sleep mode when idle and to a wake-up
> > latency; if you run some load, there is no wake-up latency. It is hard
> > to say anything. In order to investigate, I would instrument the
> > kernel to trace the irq masking sections.
>
> Don't we have the I-pipe tracer on this platform?
Unfortunately, the tracer on arm has too much overhead to give
meaningful results.
--
Gilles Chanteperdrix
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