Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1755331Ab1DFUwJ (ORCPT ); Wed, 6 Apr 2011 16:52:09 -0400 Received: from ironport2-out.teksavvy.com ([206.248.154.183]:60232 "EHLO ironport2-out.pppoe.ca" rhost-flags-OK-OK-OK-FAIL) by vger.kernel.org with ESMTP id S1754523Ab1DFUwI (ORCPT ); Wed, 6 Apr 2011 16:52:08 -0400 X-IronPort-Anti-Spam-Filtered: true X-IronPort-Anti-Spam-Result: ApIBAF/RnE1Ld/sX/2dsb2JhbAAMhD7VB5ECgSiBWIF0eASTVQ X-IronPort-AV: E=Sophos;i="4.63,312,1299474000"; d="scan'208";a="103472672" Message-ID: <4D9CD275.9000002@teksavvy.com> Date: Wed, 06 Apr 2011 16:52:05 -0400 From: Mark Lord User-Agent: Mozilla/5.0 (X11; U; Linux i686; en-GB; rv:1.9.2.15) Gecko/20110303 Thunderbird/3.1.9 MIME-Version: 1.0 To: Bruce Stenning CC: "linux-kernel@vger.kernel.org" Subject: Re: sata_mv port lockup on hotplug (kernel 2.6.38.2) References: In-Reply-To: Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 7bit Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 1505 Lines: 32 On 11-04-06 10:57 AM, Bruce Stenning wrote: > Please accept my most humble apologies for the lack of line breaks in > my previous email. Here it is again, this time in a more readable > format: > > Hello, > > We have a bespoke platform utilising a Marvell MV88SX6041 SATA controller > on which we have been running Linux 2.6.26 and using the sata_mv driver. > > We have noticed problems with SATA ports occasionally locking up (on > hotplug events) and remaining unresponsive. The normal kernel logging > that occurs on hotplug events is no longer emitted for the locked ports > (but will be emitted for the other sata ports that have not exhibited > the problem.) The disks attached to the locked ports are completely > unresponsive. The condition can be cleared by removing the sata_mv > kernel module from memory and reloading it, after which the kernel > logging becomes active (and the disks are usable) for all ports. > > The following changeset was seen as a strong candidate for addressing > this problem: > > http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commitdiff;h=933cb8e5fcdebd4b666165e3f039f814d62b0e52 That changeset is already in upstream kernels (kernel.org). Does the latest kernel (2.6.38) w/ sata_mv work ? -- 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/