Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1754053AbYJZKaG (ORCPT ); Sun, 26 Oct 2008 06:30:06 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1752516AbYJZK3x (ORCPT ); Sun, 26 Oct 2008 06:29:53 -0400 Received: from ey-out-2122.google.com ([74.125.78.27]:26912 "EHLO ey-out-2122.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1752377AbYJZK3w (ORCPT ); Sun, 26 Oct 2008 06:29:52 -0400 DomainKey-Signature: a=rsa-sha1; c=nofws; d=googlemail.com; s=gamma; h=message-id:date:user-agent:mime-version:to:cc:subject:references :in-reply-to:content-type:content-transfer-encoding:from:sender; b=JwH2wNH0DzhJrmwfs5llY6GFvOVuwh5uoRjoDQiBilGv5ttW2dm47seKCZYQVztwuY VfUcIgFkXR0YJm9f95xOUNPs2dRyfNodI9hDOrH4SOSNg1wi5H946/bkht7wT17DXoh7 yDP0EAutu1thZG1uDkLQJzxaMgTs8t1vo5qEY= Message-ID: <4904469A.2090803@tuffmail.co.uk> Date: Sun, 26 Oct 2008 10:29:46 +0000 User-Agent: Thunderbird 2.0.0.17 (X11/20080925) MIME-Version: 1.0 To: Sanjoy Mahajan CC: "Rafael J. Wysocki" , Linux Kernel Mailing List , Francois Valenduc , linux acpi Subject: Re: [Bug #11841] plenty of line "ACPI: EC: non-query interrupt received, switching to interrupt mode" in dmesg References: In-Reply-To: Content-Type: text/plain; charset=ISO-8859-1 Content-Transfer-Encoding: 7bit From: Alan Jenkins Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 1430 Lines: 38 Sanjoy Mahajan wrote: >> The following bug entry is on the current list of known regressions >> from 2.6.27. > >> Bug-Entry : http://bugzilla.kernel.org/show_bug.cgi?id=11841 >> Subject : plenty of line "ACPI: EC: non-query interrupt received, switching to interrupt mode" in dmesg > > I see these messages already with 2.6.27.3: > > # grep non-query /var/log/dmesg > [ 0.205977] ACPI: EC: non-query interrupt received, switching to interrupt mode > > There are 9 more occurrences in the current ring buffer: > # dmesg |grep non-query | wc -l > 9 > > Each one happens right after waking from S3 sleep, for example: > > [70168.288590] CPU1 is up > [70168.288594] ACPI: Waking up from system sleep state S3 > [70169.624254] ACPI: EC: non-query interrupt received, switching to interrupt mode > > The setup is a TP T60 w/ Intel graphics, wireless (i.e. no taint), > Debian unstable, but with vanilla kernel 2.6.27.3. > > -Sanjoy It's expected that you see that message on both boot and every wakeup from suspend. If you look at the dmesg Francios' posted, his issue is that there are _floods_ of this message during boot. That's not expected :). Regards Alan -- 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/