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From: John Baldwin <jhb@freebsd.org>
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Date: Thu, 15 Jun 2006 14:44:17 -0400
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Cc: Andriy Gapon <avg@icyb.net.ua>
Subject: Re: apic interrupt assignment
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On Thursday 15 June 2006 13:18, Andriy Gapon wrote:
> 
> This does not cause any troubles for me, but makes me wonder why it
> happens, excerpt from vmstat -i -a:
> irq16:                                 0          0
> irq17:                                 0          0
> irq18:                                 0          0
> irq19: nvidia0                   6310688         79
> irq20: nve0 ohci0                3684463         46
> irq21: pcm0 ohci1                  75931          0
> irq22: ehci0                           0          0
> irq23:                                 0          0
> 
> So, IRQ 16-18 and 23 are free, but IRQ 20 and 21 are shared between two
> devices each.
> 
> Is this something with the way my HW is wired ?

Yes.

-- 
John Baldwin