Messages in this thread | | | Date | Fri, 30 Dec 2005 08:44:24 +0100 | From | Ingo Molnar <> | Subject | Re: Latency traces I cannot interpret (sa1100, 2.6.15-rc7-rt1) |
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there seem to be leaked preempt counts:
<idle>-0 0.n.1 8974us : touch_critical_timing (cpu_idle)
we should never have preemption disabled in cpu_idle(). To debug leaked preemption counts, enable CONFIG_DEBUG_PREEMPT.
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