john stultz wrote:
> --- 2.6-rt/kernel/irq/manage.c 2006-05-11 18:37:36.000000000 -0500
> +++ dev-rt/kernel/irq/manage.c 2006-05-12 12:55:56.000000000 -0500
> @@ -724,6 +724,7 @@
> set_current_state(TASK_INTERRUPTIBLE);
> do_hardirq(desc);
> cond_resched_all();
> + local_irq_disable();
> __do_softirq();
> // do_softirq_from_hardirq();
> local_irq_enable();
> @@ -731,10 +732,8 @@
> /*
> * Did IRQ affinities change?
> */
> - if (!cpu_isset(smp_processor_id(), irq_affinity[irq])) {
> - mask = cpumask_of_cpu(any_online_cpu(irq_affinity[irq]));
> - set_cpus_allowed(current, mask);
> - }
> + if(!cpus_equal(current->cpus_allowed, irq_affinity[irq]))
> + set_cpus_allowed(current, irq_affinity[irq]);
> #endif
> schedule();
> }
>
>
>
>
Steve,
This patch seems to have made a huge difference in my 'complete
preemption' mode 'pauses' problem.
>From many seconds, even minutes at a time, to 5 seconds and less when it
even does happen???
It does still happen however.
Mark
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