Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S965145Ab2EWPSH (ORCPT ); Wed, 23 May 2012 11:18:07 -0400 Received: from mail-vb0-f46.google.com ([209.85.212.46]:39470 "EHLO mail-vb0-f46.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S932077Ab2EWPSF convert rfc822-to-8bit (ORCPT ); Wed, 23 May 2012 11:18:05 -0400 MIME-Version: 1.0 In-Reply-To: References: Date: Wed, 23 May 2012 23:18:03 +0800 X-Google-Sender-Auth: 6AT0WkdBe0e5ozEJ7QNdbudKgHU Message-ID: Subject: Re: [RFC PATCH v3 0/4]: block layer runtime pm From: Lin Ming To: Alan Stern Cc: Jens Axboe , linux-kernel@vger.kernel.org, linux-pm@vger.kernel.org, linux-scsi@vger.kernel.org Content-Type: text/plain; charset=ISO-8859-1 Content-Transfer-Encoding: 8BIT Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 738 Lines: 20 On Wed, May 23, 2012 at 11:03 PM, Alan Stern wrote: > On Wed, 23 May 2012, Lin Ming wrote: > >> Another thing need to check is if system suspend/resume works. > > Right! ?Although I would hope that your work doesn't interfere at all > with system sleep, since it touches only the runtime PM pathways. sd_sync_cache and sd_start_stop_device are changed with REQ_PM set. And they are called for system suspend too. So it probably will have problem. > > Alan Stern -- 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/