Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S934810Ab1ESVb5 (ORCPT ); Thu, 19 May 2011 17:31:57 -0400 Received: from ogre.sisk.pl ([217.79.144.158]:41035 "EHLO ogre.sisk.pl" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S932455Ab1ESVbz (ORCPT ); Thu, 19 May 2011 17:31:55 -0400 From: "Rafael J. Wysocki" To: Jian Peng Subject: Re: [PATCH v2.6.38-rc7] Revert "libata: ahci_start_engine compliant to AHCI spec" Date: Thu, 19 May 2011 23:32:16 +0200 User-Agent: KMail/1.13.6 (Linux/2.6.39+; KDE/4.6.0; x86_64; ; ) Cc: Valdis.Kletnieks@vt.edu, Tejun Heo , Jeff Garzik , Michael Leun , linux-ide@vger.kernel.org, Linux PM mailing list , LKML References: <201105120025.34531.rjw@sisk.pl> <201105191219.27743.rjw@sisk.pl> In-Reply-To: MIME-Version: 1.0 Content-Type: Text/Plain; charset="iso-8859-2" Content-Transfer-Encoding: 7bit Message-Id: <201105192332.16493.rjw@sisk.pl> Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 1112 Lines: 30 On Thursday, May 19, 2011, Jian Peng wrote: > Hi, Rafael, > > Yes. I tested without reverting the patch that caused failure on E6410 (with > same AHCI controller), The system is Ubuntu 11.04 with default 2.6.39-rc6 > kernel (guess this should be same kernel as yours before reverting the > patch). > > My system worked well with AC power cable plugging in and out at boot time, > at runtime, and during "dd if=/dev/sda5 of=/dev/null ..". What kind of disk did you use? Mine is an Intel SSD. > The config file I mentioned is those under /etc/ or other directories that > is used to control the power management. They aren't relevant to this issue. > Did you test my patch? What it the result? No, I didn't. Unfortunately, I won't be able to do any tests on the affected machine in the near future (most probably for the next two weeks or so). Thanks, Rafael -- 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/