linux-kernel - Re: question on odd APIC behavior

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Message-ID: <Pine.LNX.4.64N.0711160959010.25869@blysk.ds.pg.gda.pl>
Date:	Fri, 16 Nov 2007 10:02:03 +0000 (GMT)
From:	"Maciej W. Rozycki" <macro@...ux-mips.org>
To:	Oliver Neukum <oliver@...kum.org>
cc:	linux-kernel@...r.kernel.org
Subject: Re: question on odd APIC behavior

On Thu, 15 Nov 2007, Oliver Neukum wrote:

> On irq 20, there's an UHCI, on irq 19 is an EHCI. For every interrupt on 20
> there's a spurious interrupt on 19. USB devices on bus of the controller on 20
> work. So I know all interrupts are seen. ERR does not increase. Interrupts
> for devices on the bus of the controller on 19 arrive at 19 only.

 I suggest you try to sort it out with the maintainers of the UHCI and 
EHCI drivers then.

  Maciej
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