From mboxrd@z Thu Jan 1 00:00:00 1970 From: Len Brown Subject: Re: ACPI events generated on PCI usage. Date: 09 Feb 2004 23:03:58 -0500 Sender: acpi-devel-admin-5NWGOfrQmneRv+LV9MX5uipxlwaOVQ5f@public.gmane.org Message-ID: <1076385838.4105.495.camel@dhcppc4> References: <20040207224901.34064.qmail@web9607.mail.yahoo.com> Mime-Version: 1.0 Content-Type: text/plain Content-Transfer-Encoding: 7bit Return-path: In-Reply-To: <20040207224901.34064.qmail-D/IqPAlx7LewAeGFf/znCBupM2+RrINj@public.gmane.org> Errors-To: acpi-devel-admin-5NWGOfrQmneRv+LV9MX5uipxlwaOVQ5f@public.gmane.org List-Unsubscribe: , List-Post: List-Help: List-Subscribe: , List-Archive: To: Chad LeClair Cc: ACPI Developers List-Id: linux-acpi@vger.kernel.org Chad, Please file a bug and attach the output of acpidmp with full dmesg. thanks, -Len On Sat, 2004-02-07 at 17:49, Chad LeClair wrote: > Since upgrading to the 2.6 series of kernel I have > noticed the events/0 process consuming processor time > any time I use a PCI device. For example, when I play > sound on my SB Live, the events/0 consumes ~15% of my > processor. It doesn't effect AGP, or onboard devices. > I turned ACPI debugging on and found that when these > devies are in use a constant stream of DEVICE WAKE > events are generated. > > Is there any way to prevent or ignore these events to > avoid wasting processor time on them? > > Debug log with debug_level=0xff: > ... > acpi_bus-0492 [15] acpi_bus_notify : Received > DEVICE WAKE notification for device [PCI0] ------------------------------------------------------- The SF.Net email is sponsored by EclipseCon 2004 Premiere Conference on Open Tools Development and Integration See the breadth of Eclipse activity. February 3-5 in Anaheim, CA. http://www.eclipsecon.org/osdn