From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S262355AbTLDAS3 (ORCPT ); Wed, 3 Dec 2003 19:18:29 -0500 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S262386AbTLDAS3 (ORCPT ); Wed, 3 Dec 2003 19:18:29 -0500 Received: from stinkfoot.org ([65.75.25.34]:20352 "EHLO stinkfoot.org") by vger.kernel.org with ESMTP id S262355AbTLDAS1 (ORCPT ); Wed, 3 Dec 2003 19:18:27 -0500 Message-ID: <3FCE7D3B.5040206@stinkfoot.org> Date: Wed, 03 Dec 2003 19:18:03 -0500 From: Ethan Weinstein User-Agent: Mozilla/5.0 (Windows; U; Windows NT 5.1; en-US; rv:1.5) Gecko/20031007 X-Accept-Language: en-us, en MIME-Version: 1.0 To: linux-kernel@vger.kernel.org Cc: William Lee Irwin III Subject: Re: HT apparently not detected properly on 2.4.23 References: <3FCE2F8E.90104@stinkfoot.org> <20031203224023.GV8039@holomorphy.com> <3FCE74B0.9010506@stinkfoot.org> <20031203235837.GW8039@holomorphy.com> In-Reply-To: <20031203235837.GW8039@holomorphy.com> Content-Type: text/plain; charset=us-ascii; format=flowed Content-Transfer-Encoding: 7bit Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org William Lee Irwin III wrote: > > On Wed, Dec 03, 2003 at 06:41:36PM -0500, Ethan Weinstein wrote: > >>But we're still only interrupting on CPU0 with this kernel. > > > That's P-IV retardation. Not really fixable, but irqbalance daemons > etc. can help mitigate the severity of the erratum. I'm not sure if > 2.4 has the interfaces for the userspace solutions to work or the > kernel solutions either. > I somehow suspected that, and appreciate the clarification. I'll see if I can't get that patch I found to apply to 2.4.23, it seems to solve this a bit more elegantly than the irqbalance program. CPU0 CPU1 CPU2 CPU3 0: 67962 69066 68010 68954 IO-APIC-edge timer 1: 1 0 0 1 IO-APIC-edge keyboard 2: 0 0 0 0 XT-PIC cascade 3: 10027 10944 9904 11063 IO-APIC-edge serial 8: 2 0 0 0 IO-APIC-edge rtc 16: 9 7 7 18 IO-APIC-level sym53c8xx 22: 6842 7336 7166 7429 IO-APIC-level eth0 48: 6429 6370 6202 6268 IO-APIC-level aic79xx 49: 1939 2018 2067 1949 IO-APIC-level aic79xx 54: 340 345 340 352 IO-APIC-level eth1 NMI: 0 0 0 0 LOC: 273824 273846 273844 273845 ERR: 0 MIS: 0 -Ethan