Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S264223AbTFBX5h (ORCPT ); Mon, 2 Jun 2003 19:57:37 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S264252AbTFBX5h (ORCPT ); Mon, 2 Jun 2003 19:57:37 -0400 Received: from c17870.thoms1.vic.optusnet.com.au ([210.49.248.224]:9601 "EHLO mail.kolivas.org") by vger.kernel.org with ESMTP id S264223AbTFBX5e (ORCPT ); Mon, 2 Jun 2003 19:57:34 -0400 From: Con Kolivas To: "Grover, Andrew" , "Zwane Mwaikambo" Subject: Re: ACPI interrupt storm (was Re: Linux 2.4.21rc6-ac1) Date: Tue, 3 Jun 2003 10:12:07 +1000 User-Agent: KMail/1.5.1 Cc: "Paul P Komkoff Jr" , References: In-Reply-To: MIME-Version: 1.0 Content-Type: text/plain; charset="iso-8859-1" Content-Transfer-Encoding: 7bit Content-Disposition: inline Message-Id: <200306031012.07832.kernel@kolivas.org> Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 1923 Lines: 50 On Tue, 3 Jun 2003 07:01, Grover, Andrew wrote: > I suspect this machine should be falling into one of the cases before > this last one, thus making ACPI not use C3, or check for bus-mastering. > I especially think this is the case because this appears to be a desktop > system. It should not have a C3 address or a plvl3_lat less than 1000, > yet it appears to, yes? Sorry Andy I have no idea what you're talking about. Are there some details specifically about this machine you want me to provide? Con > > -----Original Message----- > > From: Zwane Mwaikambo [mailto:zwane@linuxpower.ca] > > On Sun, 1 Jun 2003, Con Kolivas wrote: > > > I get the same problem here with acpi-20030522 applied to rc6 > > > P4 2.53 on an i845 mobo (P4PE). > > > > I think it could be the Bus Mastering event monitoring thing, can you > > shoehorn this (HACK HACK) patch into 2.4? > > > > Index: linux-2.5.70-mm1/drivers/acpi/processor.c > > =================================================================== > > RCS file: /build/cvsroot/linux-2.5.70/drivers/acpi/processor.c,v > > retrieving revision 1.1.1.1 > > diff -u -p -B -r1.1.1.1 processor.c > > --- linux-2.5.70-mm1/drivers/acpi/processor.c 27 May 2003 > > 02:19:28 -0000 1.1.1.1 > > +++ linux-2.5.70-mm1/drivers/acpi/processor.c 29 May 2003 > > 11:32:00 -0000 > > @@ -711,11 +711,13 @@ acpi_processor_get_power_info ( > > * use this in our C3 policy. > > */ > > else { > > + goto done; > > pr->power.states[ACPI_STATE_C3].valid = 1; > > pr->power.states[ACPI_STATE_C3].latency_ticks = > > > > US_TO_PM_TIMER_TICKS(acpi_fadt.plvl3_lat); > > pr->flags.bm_check = 1; > > } > > + done: > > } > > > > /* - 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/