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On Sat, 25 Aug 2007, Frank Ch. Eigler wrote:
>
> Steven Rostedt <[EMAIL PROTECTED]> writes:
>
> > [...]
> > +* [...] We don't need to grab
> > +* any locks, we just keep trying until get all the
> > +* calculations together in one state.
> > +*
>
Steven Rostedt <[EMAIL PROTECTED]> writes:
> [...]
> + * [...] We don't need to grab
> + * any locks, we just keep trying until get all the
> + * calculations together in one state.
> + *
> + * In fact, we __cant__ grab any locks. T
[Added comment about not being able to take the xtime lock in
get_monotonic_cycles - suggested by John Stultz]
The latency tracer on SMP was given crazy results. It was found that the
get_monotonic_cycles that it uses was not returning a monotonic counter.
The cause of this was that clock->cycl
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