From mboxrd@z Thu Jan 1 00:00:00 1970 From: Oliver Neukum Subject: Re: [RFC] Implementation of SCSI dynamic power management Date: Mon, 7 Jan 2008 23:06:55 +0100 Message-ID: <200801072306.56227.oliver@neukum.org> References: Mime-Version: 1.0 Content-Type: text/plain; charset="iso-8859-1" Content-Transfer-Encoding: 7bit Return-path: Received: from smtp-out001.kontent.com ([81.88.40.215]:37031 "EHLO smtp-out001.kontent.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1754132AbYAGWGb (ORCPT ); Mon, 7 Jan 2008 17:06:31 -0500 In-Reply-To: Content-Disposition: inline Sender: linux-scsi-owner@vger.kernel.org List-Id: linux-scsi@vger.kernel.org To: Alan Stern Cc: SCSI development list , Linux-pm mailing list Am Montag, 7. Januar 2008 22:34:52 schrieb Alan Stern: > On Mon, 7 Jan 2008, Oliver Neukum wrote: > > > Am Montag, 7. Januar 2008 20:42:23 schrieb Alan Stern: > > > When all the devices under a host are suspended, the LLD is informed > > > (via a new "autosuspend" method in the host template) so that it can > > > > That is most certainly a mistake. > > Why? You'll have to add this method whenever a new subsystem is affected by power management. Besides what are the semantics of this method? May suspend() be called after autosuspend() ? If not, will resume() be called or autoresume() ? Regards Oliver