From: "Martin J. Bligh" <Martin.Bligh@us.ibm.com>
To: Martin Wilck <Martin.Wilck@fujitsu-siemens.com>,
Ingo Molnar <mingo@elte.hu>,
oliend@us.ibm.com
Cc: Linux Kernel mailing list <linux-kernel@vger.kernel.org>
Subject: Re: Severe IRQ problems on Foster (P4 Xeon) system
Date: Thu, 14 Mar 2002 10:22:34 -0800 [thread overview]
Message-ID: <41140000.1016130154@flay> (raw)
In-Reply-To: <546494477.1016087693@[10.10.2.3]>
In-Reply-To: <Pine.LNX.4.33.0203141426200.1477-100000@biker.pdb.fsc.net> <546494477.1016087693@[10.10.2.3]>
>> Btw is it correct that one could also use the APIC Task Priority Registers
>> to implement "fair" IRQ routing? (If linux adjusted them, which it
>> currently doesn't).
>
> Yes, and Dave Olien has already done this. It's a good idea for P3,
> and seems to me to be essential for P4.
>
> Dave, can you republish your patch?
Apparently he's out for a few days. I poked around, and here's the latest
version of his stuff I can find:
http://sourceforge.net/project/showfiles.php?group_id=8875
Look under "APIC routing". Read the notes carefully - you have to
activate it from the command line.
M.
next prev parent reply other threads:[~2002-03-14 18:23 UTC|newest]
Thread overview: 32+ messages / expand[flat|nested] mbox.gz Atom feed top
2002-03-13 19:11 Severe IRQ problems on Foster (P4 Xeon) system Martin Wilck
2002-03-13 19:10 ` Ingo Molnar
2002-03-13 22:22 ` Bill Davidsen
2002-03-13 22:51 ` Alan Cox
2002-03-14 5:29 ` rddunlap
2002-03-14 14:26 ` Alan Cox
2002-03-15 7:55 ` Ingo Molnar
2002-03-14 13:29 ` Martin Wilck
2002-03-14 14:34 ` Martin J. Bligh
2002-03-14 18:22 ` Martin J. Bligh [this message]
2002-03-15 7:50 ` Ingo Molnar
2002-03-15 7:43 ` Ingo Molnar
2002-03-15 18:08 ` Martin J. Bligh
2002-03-19 13:38 ` Maciej W. Rozycki
2002-03-19 13:11 ` Maciej W. Rozycki
2002-03-27 17:35 ` Steffen Persvold
2002-03-19 14:32 ` Maciej W. Rozycki
2002-03-19 16:39 ` Martin Wilck
2002-03-19 23:28 ` Pavel Machek
2002-03-20 7:52 ` Martin Wilck
2002-03-20 13:27 ` Maciej W. Rozycki
2002-03-20 13:47 ` Martin Wilck
2002-03-20 14:13 ` Maciej W. Rozycki
2002-03-20 14:29 ` Alan Cox
2002-03-21 18:53 ` Martin Wilck
2002-03-20 13:52 ` Maciej W. Rozycki
2002-03-20 16:19 ` Martin Wilck
2002-03-21 13:03 ` Maciej W. Rozycki
2002-03-20 20:24 ` William Lee Irwin III
2002-03-21 6:54 ` Zwane Mwaikambo
2002-03-21 23:35 ` William Lee Irwin III
2002-03-22 0:18 ` Maciej W. Rozycki
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