From: David Mosberger <davidm@napali.hpl.hp.com>
To: linux-ia64@vger.kernel.org
Subject: Re: [Linux-ia64] Strange ACPI interruptions in 2.5.45 kernel
Date: Tue, 17 Dec 2002 23:55:29 +0000 [thread overview]
Message-ID: <marc-linux-ia64-105590709805605@msgid-missing> (raw)
In-Reply-To: <marc-linux-ia64-105590709805599@msgid-missing>
>>>>> On Tue, 17 Dec 2002 16:21:46 +0100 (NFT), Joel GUILLET <Joel.Guillet@bull.net> said:
Joel> I'm working on a Lion machine (with 2 processors Itanium I)
Joel> running a 2.5.45 kernel, and I've got thousands of
Joel> interruptions routed throw ACPI.
Joel> I use PS/2 mouse and keyboard. I've seen there were lots of
Joel> problems with PS/2 on 2.5-ia64 kernels but I didn't see anyone
Joel> who had this one.
Joel> When I say "lots" of interruptions, I mean about 80 times more
Joel> than the timer ticks !!!! So, one of my processor spend almost
Joel> all his time dealing with ACPI interruptions .
Joel> Just to have a look, I've tried to disable ACPI interruptions
Joel> after the boot. ...and now, the interruptions are reported via
Joel> one of the serial irq (according to the /proc/interrupts).. if
Joel> it can help.
Joel> I had no problems with this interruptions in the 2.5.44 kernel
Joel> or previous versions. I searched the code to see what had
Joel> changed between the 2 kernels, but I couldn't find any
Joel> interesting explanation. BUT I already had problems since the
Joel> 2.5 kernels(like a lot of people) with my mouse or/and my
Joel> keyboard (with i8042).
Joel> So if you have any idea...?
That doesn't ring a bell. I suppose you could try 2.5.50. I don't
use the Lion's for kernel development very often myself anymore
because they're diffiult and slow to remote-reboot. Perhaps someone
else can help.
--david
prev parent reply other threads:[~2002-12-17 23:55 UTC|newest]
Thread overview: 2+ messages / expand[flat|nested] mbox.gz Atom feed top
2002-12-17 15:21 [Linux-ia64] Strange ACPI interruptions in 2.5.45 kernel Joel GUILLET
2002-12-17 23:55 ` David Mosberger [this message]
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