Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1763662AbXHGUJY (ORCPT ); Tue, 7 Aug 2007 16:09:24 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1756510AbXHGUJO (ORCPT ); Tue, 7 Aug 2007 16:09:14 -0400 Received: from qb-out-0506.google.com ([72.14.204.234]:48826 "EHLO qb-out-0506.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1756471AbXHGUJN (ORCPT ); Tue, 7 Aug 2007 16:09:13 -0400 DomainKey-Signature: a=rsa-sha1; c=nofws; d=gmail.com; s=beta; h=received:message-id:date:from:to:subject:cc:in-reply-to:mime-version:content-type:content-transfer-encoding:content-disposition:references; b=sWAA+pUMGMdLtsnTR3o5O3GtDN/u2SUWc/H9jgmn312w8K3RqOASEpYKaoe+FdktHqupXI6UQ7aprInso4hjWoNrEh5+j2tvYs6E7+Mbv8V/ATOF9yzICRxebcIWgi2dH7sVnnlzDyFvnD+sebDVhZiS0M3K8uhUA4gBGLLHQBs= Message-ID: <8db1092f0708071309h5cf6f68bo80b44d9a2fbeabeb@mail.gmail.com> Date: Tue, 7 Aug 2007 22:09:10 +0200 From: "Maciej Rutecki" To: "Michael Sedkowski" Subject: Re: Disk spin down issue on shut down/suspend to disk Cc: trenn@suse.de, "Tejun Heo" , "Robert Hancock" , "Rafael J. Wysocki" , "Henrique de Moraes Holschuh" , linux-kernel@vger.kernel.org, linux-ide@vger.kernel.org, linux-acpi@vger.kernel.org In-Reply-To: <1186514618.5622.9.camel@nx6310> MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 7bit Content-Disposition: inline References: <46B7AF53.1040307@shaw.ca> <46B8140E.3000509@gmail.com> <1186497925.8780.78.camel@queen.suse.de> <1186514618.5622.9.camel@nx6310> Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 1188 Lines: 27 2007/8/7, Michael Sedkowski : > I did some additional checking today... > On kernels prior to 2.6.22 line, the bug exists and manifests itself > exactly the same way. However, when I removed the "-h" flag > from /etc/init.d/halt, the drive spins down only once on "Power down" > message and there is no sign of the bug and the emergency unload count > remains constant. I've verified this on kernels 2.6.21.6; 2.6.20.4; > 2.6.18-4-686-Etch. > The obvious conclusion is that something must have changed it the 2.6.22 > kernels, so that removing the "-h" has no effect. > I dunno if my observations are of any value, but I thought You should > know... I confirm this. First 2.6.21-rcx works OK (if I remember). In 2.6.22(.1) remove -h option doesn't help - only warning message dissapear, and double spin down also exists in suspend to disk. The same laptop, bios, Debian etc. -- Maciej Rutecki http://www.maciek.unixy.pl - 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/