Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S262470AbTFBUsa (ORCPT ); Mon, 2 Jun 2003 16:48:30 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S262709AbTFBUs3 (ORCPT ); Mon, 2 Jun 2003 16:48:29 -0400 Received: from fmr06.intel.com ([134.134.136.7]:57083 "EHLO caduceus.jf.intel.com") by vger.kernel.org with ESMTP id S262470AbTFBUsU convert rfc822-to-8bit (ORCPT ); Mon, 2 Jun 2003 16:48:20 -0400 content-class: urn:content-classes:message MIME-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 8BIT X-MimeOLE: Produced By Microsoft Exchange V6.0.6375.0 Subject: RE: ACPI interrupt storm (was Re: Linux 2.4.21rc6-ac1) Date: Mon, 2 Jun 2003 14:01:42 -0700 Message-ID: X-MS-Has-Attach: X-MS-TNEF-Correlator: Thread-Topic: ACPI interrupt storm (was Re: Linux 2.4.21rc6-ac1) Thread-Index: AcMoEIJjdxWWC1qYTCiCZufIZAy5ggBOQ/9g From: "Grover, Andrew" To: "Zwane Mwaikambo" , "Con Kolivas" Cc: "Paul P Komkoff Jr" , X-OriginalArrivalTime: 02 Jun 2003 21:01:42.0367 (UTC) FILETIME=[2B15BEF0:01C3294A] Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 2188 Lines: 63 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? Regards -- Andy > -----Original Message----- > From: Zwane Mwaikambo [mailto:zwane@linuxpower.ca] > Sent: Sunday, June 01, 2003 12:23 AM > To: Con Kolivas > Cc: Paul P Komkoff Jr; linux-kernel@vger.kernel.org > Subject: Re: ACPI interrupt storm (was Re: Linux 2.4.21rc6-ac1) > Importance: High > > > 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: > } > > /* > -- > function.linuxpower.ca > - > 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/ > - 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/