linux-kernel - Re: question on odd APIC behavior

lists.openwall.net		lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC
Open Source and information security mailing list archives

Hash Suite: Windows password security audit tool. GUI, reports in PDF.

[<prev] [next>] [<thread-prev] [thread-next>] [day] [month] [year] [list]

Message-Id: <200711161203.29142.oliver@neukum.org>
Date:	Fri, 16 Nov 2007 12:03:28 +0100
From:	Oliver Neukum <oliver@...kum.org>
To:	"Maciej W. Rozycki" <macro@...ux-mips.org>
Cc:	linux-kernel@...r.kernel.org
Subject: Re: question on odd APIC behavior

Am Freitag 16 November 2007 schrieb Maciej W. Rozycki:
> 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.

They are innocent. This laptop really delivers an interrupt twice.

	Regards
		Oliver
-
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to majordomo@...r.kernel.org
More majordomo info at  http://vger.kernel.org/majordomo-info.html
Please read the FAQ at  http://www.tux.org/lkml/