Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id ; Tue, 13 Aug 2002 13:37:06 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id ; Tue, 13 Aug 2002 13:37:06 -0400 Received: from pc2-cwma1-5-cust12.swa.cable.ntl.com ([80.5.121.12]:50424 "EHLO irongate.swansea.linux.org.uk") by vger.kernel.org with ESMTP id ; Tue, 13 Aug 2002 13:37:05 -0400 Subject: Re: [PATCH] NUMA-Q disable irqbalance From: Alan Cox To: "Martin J. Bligh" Cc: Linus Torvalds , linux-kernel In-Reply-To: <1996570000.1029259495@flay> References: <1029257866.20980.54.camel@irongate.swansea.linux.org.uk> <1996570000.1029259495@flay> Content-Type: text/plain Content-Transfer-Encoding: 7bit X-Mailer: Ximian Evolution 1.0.3 (1.0.3-6) Date: 13 Aug 2002 18:38:27 +0100 Message-Id: <1029260307.22847.69.camel@irongate.swansea.linux.org.uk> Mime-Version: 1.0 Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 805 Lines: 16 On Tue, 2002-08-13 at 18:24, Martin J. Bligh wrote: > > In the 2.4-ac tree it is a dynamic disable keyed off the mp 1.4 tables. > > That's how James Cleverdon (I think it was he) implemented the detection > > logic and mixed summit/sane-pc kernel build that seems to work well now > > The trouble with that is that is it doesn't provide an interface for people to > disable it by hand for the many cases where constantly reprogramming > the IO-APIC reduces the performance of their workload. I have zero problems with also being able to manually disable it - To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/