From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1757333Ab3A1OhZ (ORCPT ); Mon, 28 Jan 2013 09:37:25 -0500 Received: from mail.kernel.org ([198.145.19.201]:58546 "EHLO mail.kernel.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1756576Ab3A1OhW (ORCPT ); Mon, 28 Jan 2013 09:37:22 -0500 Date: Mon, 28 Jan 2013 06:39:07 -0800 From: Greg KH To: Holger Hoffstaette Cc: stable@vger.kernel.org, linux-kernel@vger.kernel.org Subject: Re: Linux 3.7.5 Message-ID: <20130128143907.GA2940@kroah.com> References: <20130128045658.GA3488@kroah.com> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: User-Agent: Mutt/1.5.21 (2010-09-15) Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Mon, Jan 28, 2013 at 12:42:16PM +0100, Holger Hoffstaette wrote: > On Sun, 27 Jan 2013 20:56:58 -0800, Greg KH wrote: > > > I'm announcing the release of the 3.7.5 kernel. > > Apologies for being late but I'm afraid I just found at least one > regression in this release. > > I have an external HDD in an USB3 enclosure for the occasional backup. I > turn it on, it gets registered as sdX, I mount it/use it/unmount it and > turn it off, which worked fine with kernels including 3.7.4. > With 3.7.5 the kernel seems no longer notified of the changed device power > status; nothing in dmesg and the device stays in the list of SCSI devices > as e.g. shown by lsscsi. This is repeatable. Turning the device back > on/using it works fine, it's just that I cannot dynamically remove it any > longer. > > I cannot run a bisect at the moment, but reading the changelog points > to a few USB and libata related changes. I hope this helps. If you could run 'git bisect' to determine which patch causes this problem, that would be wonderful. Also, does 3.8-rc5 work for you properly or not on this hardware? thanks, greg k-h