Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1755302Ab2BFQTv (ORCPT ); Mon, 6 Feb 2012 11:19:51 -0500 Received: from mail-iy0-f174.google.com ([209.85.210.174]:62181 "EHLO mail-iy0-f174.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1754542Ab2BFQTt (ORCPT ); Mon, 6 Feb 2012 11:19:49 -0500 Date: Mon, 6 Feb 2012 08:19:43 -0800 From: Tejun Heo To: Lin Ming Cc: Norbert Preining , "Srivatsa S. Bhat" , linux-kernel@vger.kernel.org, jeff@garzik.org, "stern@rowland.harvard.edu >> Alan Stern" , linux-ide@vger.kernel.org, Linux PM mailing list , "Rafael J. Wysocki" , Jian Peng Subject: Re: Regression 3.2 -> 3.3-rc1 10 sec hang at boot and resume, COMRESET failed Message-ID: <20120206161943.GA3926@google.com> References: <20120203052452.GC24563@gamma.logic.tuwien.ac.at> <1328247269.15079.26.camel@minggr> <20120203054319.GA25510@gamma.logic.tuwien.ac.at> <1328257660.15079.30.camel@minggr> <20120206004608.GA9413@gamma.logic.tuwien.ac.at> <1328492218.15079.38.camel@minggr> <20120206024052.GI9413@gamma.logic.tuwien.ac.at> <1328496591.15079.40.camel@minggr> <20120206031528.GA16093@gamma.logic.tuwien.ac.at> <1328503376.15079.55.camel@minggr> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <1328503376.15079.55.camel@minggr> User-Agent: Mutt/1.5.20 (2009-06-14) Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 1025 Lines: 37 Hello, (cc'ing Jian Peng, hi) On Mon, Feb 06, 2012 at 12:42:56PM +0800, Lin Ming wrote: > On Mon, 2012-02-06 at 12:15 +0900, Norbert Preining wrote: > > On Mo, 06 Feb 2012, Lin Ming wrote: > > > Only this patch on top of HEAD *without* reverting 7faa33da9b7. > > > > Works. Am I right that it differs from 7faa33da9b7 only in that > > the later also changes: > > Right. > > Tejun, > > This regression is caused by 7faa33da9b7(ahci: start engine only during > soft/hard resets). > > But I can't reproduce it. > > What's your guess? Urgh.... yeah, following standard can sometimes be silly thing to do. Jian, I think we'll have to add a flag for your controller and revert to the original behavior for others. How can your controller be distinguished? Thanks. -- tejun -- 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/