From mboxrd@z Thu Jan 1 00:00:00 1970 From: Robert Hancock Subject: Re: sd_resume redundant? [was: [PATCH] libata: implement ata_wait_after_reset()] Date: Sun, 20 May 2007 16:25:03 -0600 Message-ID: <4650CABF.9020602@shaw.ca> References: <4650891F.80301@shaw.ca> <20070520115353.4428a735.randy.dunlap@oracle.com> Mime-Version: 1.0 Content-Type: text/plain; charset=ISO-8859-1; format=flowed Content-Transfer-Encoding: 7bit Return-path: Received: from shawidc-mo1.cg.shawcable.net ([24.71.223.10]:32236 "EHLO pd2mo3so.prod.shaw.ca" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1757112AbXETWZQ (ORCPT ); Sun, 20 May 2007 18:25:16 -0400 In-reply-to: <20070520115353.4428a735.randy.dunlap@oracle.com> Sender: linux-ide-owner@vger.kernel.org List-Id: linux-ide@vger.kernel.org To: Randy Dunlap Cc: ide , Indan Zupancic , linux-kernel , Tejun Heo Randy Dunlap wrote: > On Sun, 20 May 2007 11:45:03 -0600 Robert Hancock wrote: > >> Indan Zupancic wrote: >>>>> Everything seems to work fine without sd_resume(), so why is it needed? >>>> Because not all disks spin up without being told to do so and like it or >>>> not spinning disks up on resume is the default behavior. As I wrote in >>>> the other reply, it would be worthwhile to make it configurable. >>> Not even after they receive a read command? Ugh. >> ATA disks are supposed to spin up, yes. SCSI disks require a command to >> tell them to spin up if they're in the "stopped" state. > > Good info, but linux-ide was dropped. Is that due to lack of > reply-to-all or is it a newsgroup thing or what? That would be a newsgroup thing. It seems that sometimes CCs get dropped when the posts are forwarded to fa.linux.kernel where I normally read them. -- Robert Hancock Saskatoon, SK, Canada To email, remove "nospam" from hancockr@nospamshaw.ca Home Page: http://www.roberthancock.com/