Re: 2.6.24-rt1 IRQ routing anomaly

[Mark Hounschell]

Steven Rostedt wrote:
> On Thu, 21 Feb 2008, Mark Hounschell wrote:
>>> To prove this is the problem, boot with noapic in the kernel command line.
>>> 1) the problem should disappear.
>>> 2) (I'm betting) you see that the eth and EMU10K1 share the same
>>>    interrupt line.
>>>
>> Yep, you were right. They do share the same IRQ and the problem does go away.
>> Unfortunately  I can't run this machine with noapic. I need irq affinity.
>>
> 
> Thanks for verifying. OK, I'll see if I can get the workaround on i386. I
> thought I saw a patch someplace where someone ported that workaround. I'm
> still sorting out bugs in -rt2 (why it is still not out). I'll see if I
> can find time to get the workaround to i386 for -rt2 as well.
> 
> -- Steve

I'll be happy to test it for ya

Mark

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