From mboxrd@z Thu Jan 1 00:00:00 1970 From: "Sander Wichers" Subject: Re: High pitch noise produced when ACPI processor module loaded Date: Sun, 5 Oct 2003 11:35:19 +0200 Sender: acpi-devel-admin-5NWGOfrQmneRv+LV9MX5uipxlwaOVQ5f@public.gmane.org Message-ID: <000401c38b23$fddef730$2401a8c0@INSPIRON> References: <001001c38404_27b959a0_2001a8c0@silverstone> <20030926100512.X64952@root.org> <20031002111232.GC14859@openzaurus.ucw.cz> Mime-Version: 1.0 Content-Type: text/plain; charset="iso-8859-1" Content-Transfer-Encoding: 7bit Return-path: Errors-To: acpi-devel-admin-5NWGOfrQmneRv+LV9MX5uipxlwaOVQ5f@public.gmane.org List-Help: List-Post: List-Subscribe: , List-Unsubscribe: , List-Archive: To: Pavel Machek Cc: acpi-devel-5NWGOfrQmneRv+LV9MX5uipxlwaOVQ5f@public.gmane.org List-Id: linux-acpi@vger.kernel.org Pavel, thanks for your reply! > > > My inspiron 8600 (intel centrino/855PM) is producing a strange high pitch > > > sound which comes from within the machine (definitly not the speakers) when > > > the acpi processor module get's loaded. When I unload the processor module > > > the high pitch sound goes away. > Try running while1 program, see if it helps. Yes!, when there is intensive processor activity the sound goes away. > If so you might want to disable CX sleep states. What's the name of the directive? Or do I have to manually remove some portions of the code? thanks, --Sander ------------------------------------------------------- This sf.net email is sponsored by:ThinkGeek Welcome to geek heaven. http://thinkgeek.com/sf