Messages in this thread | | | Date | Tue, 12 Jul 2005 16:28:28 +0200 | From | Ingo Molnar <> | Subject | Re: Real-Time Preemption, -RT-2.6.12-final-V0.7.50-24 |
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* Daniel Walker <dwalker@mvista.com> wrote:
> I observed a situation on a dual xeon where IOAPIC_POSTFLUSH , if on, > would actually cause spurious interrupts. It was odd cause it's > suppose to stop them .. If there was a lot of interrupt traffic on one > IRQ , it would cause interrupt traffic on another IRQ. This would > result in "nobody cared" messages , and the storming IRQ line would > get shutdown. > > This would only happen in PREEMPT_RT .
does it happen with the latest kernel too? There were a couple of things broken in the IOAPIC code in various earlier versions.
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