Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1756796AbYHVUZf (ORCPT ); Fri, 22 Aug 2008 16:25:35 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1756375AbYHVUYy (ORCPT ); Fri, 22 Aug 2008 16:24:54 -0400 Received: from gprs189-60.eurotel.cz ([160.218.189.60]:52682 "EHLO gprs189-60.eurotel.cz" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1753410AbYHVUYx (ORCPT ); Fri, 22 Aug 2008 16:24:53 -0400 Date: Fri, 22 Aug 2008 12:52:46 +0200 From: Pavel Machek To: Alan Stern Cc: Oliver Neukum , linux-pm@lists.linux-foundation.org, James.Bottomley@hansenpartnership.com, Linux-pm mailing list , kernel list , teheo@novell.com Subject: Re: [linux-pm] Power management for SCSI Message-ID: <20080822105246.GB3482@elf.ucw.cz> References: <200808191533.15244.oneukum@suse.de> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: X-Warning: Reading this can be dangerous to your mental health. User-Agent: Mutt/1.5.17 (2007-11-01) Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 938 Lines: 28 Hi! > > - suspending has side effects > > I'm not sure what you mean by that. Suspension always has side effects > of one kind or another. > > > Suspension in USB has always side effects. That's not true for other > > subsystems. > > Name one. At the very least, suspending a device means you can't use > it again without first calling the driver's resume method. That's a > side effect. IDE, actually. I don't think it is relevant, but you can do hdparm -y, and it will automatically spin up when you try to talk to it next time. Pavel -- (english) http://www.livejournal.com/~pavelmachek (cesky, pictures) http://atrey.karlin.mff.cuni.cz/~pavel/picture/horses/blog.html -- 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/