From mboxrd@z Thu Jan 1 00:00:00 1970 From: Jeff Garzik Subject: Re: [git patches] libata hibernation fixes Date: Sun, 11 Jan 2009 00:44:25 -0500 Message-ID: <49698739.6010003@garzik.org> References: <20081104062734.GA4420@havoc.gtf.org> <495D7DC9.8070101@kernel.org> Mime-Version: 1.0 Content-Type: text/plain; charset=ISO-8859-1; format=flowed Content-Transfer-Encoding: 7bit Return-path: Received: from srv5.dvmed.net ([207.36.208.214]:54092 "EHLO mail.dvmed.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1752537AbZAKFoe (ORCPT ); Sun, 11 Jan 2009 00:44:34 -0500 In-Reply-To: <495D7DC9.8070101@kernel.org> Sender: linux-ide-owner@vger.kernel.org List-Id: linux-ide@vger.kernel.org To: Tejun Heo Cc: Andrew Morton , Linus Torvalds , linux-ide@vger.kernel.org, LKML Tejun Heo wrote: > Jeff Garzik wrote: >> This adds code at a late stage (heading towards -rc4), but does >> eliminate a particular spin-up overcycling behavior associated with >> hibernation. >> >> Rafael's extended description below... Separated to make it easier to >> pull-or-not, separate from the other libata fixes. There shouldn't be >> any merge trouble between the two. >> >> SATA: Blacklist systems that spin off disks during ACPI power off > > Jeff, I think this should be merged into 2.6.29 unless Linus still > objects. Linus, as discussed in this thread, this is workaround for a > hardware / firmware problem and vanilla windows also suffers the > problem, so as ugly as it is, we need this to prevent double spin down > on the machine. Oh, I forgot to reply to this... libata-2.6.git#hibern_regress no longer applies cleanly. I'll try poking at it on Monday and get it cleaned up, as it is IMO a bug fix and still should go in. Jeff