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Increment a processor-local counter whenever an interrupt is handled.
This allows Feather-Trace to include a (truncated) counter and a flag
to report interference from interrupts. This could be used to filter
samples that were disturbed by interrupts.
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Since we don't expect to trace more than one lock type at a time,
having protocol-specific trace points is not required.
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- [ported from 2008.3] Add x86_32 architecture dependent code.
- Add the infrastructure for x86_32 - x86_64 integration.
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Port 2008.3 Core LITMUS^RT infrastructure to Linux 2.6.32
litmus_sched_class implements 4 new methods:
- prio_changed:
void
- switched_to:
void
- get_rr_interval:
return infinity (i.e., 0)
- select_task_rq:
return current cpu
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