Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S932279Ab0HaNPI (ORCPT ); Tue, 31 Aug 2010 09:15:08 -0400 Received: from hera.kernel.org ([140.211.167.34]:58136 "EHLO hera.kernel.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1754036Ab0HaNPF (ORCPT ); Tue, 31 Aug 2010 09:15:05 -0400 Message-ID: <4C7D0042.3000607@kernel.org> Date: Tue, 31 Aug 2010 15:14:42 +0200 From: Tejun Heo User-Agent: Mozilla/5.0 (X11; U; Linux i686 (x86_64); en-US; rv:1.9.2.8) Gecko/20100802 Thunderbird/3.1.2 MIME-Version: 1.0 To: Mike Snitzer CC: jaxboe@fusionio.com, k-ueda@ct.jp.nec.com, j-nomura@ce.jp.nec.com, jamie@shareable.org, linux-kernel@vger.kernel.org, linux-fsdevel@vger.kernel.org, linux-raid@vger.kernel.org, hch@lst.de, dm-devel@redhat.com Subject: Re: [PATCH 4/5] dm: implement REQ_FLUSH/FUA support for request-based dm References: <1283162296-13650-1-git-send-email-tj@kernel.org> <1283162296-13650-5-git-send-email-tj@kernel.org> <20100830132836.GB5283@redhat.com> <4C7BB932.1070405@kernel.org> <4C7BC942.7070703@kernel.org> <20100830190835.GA8458@redhat.com> <20100830212819.GA12522@redhat.com> <4C7CD9A7.4030901@kernel.org> <20100831130242.GB17505@redhat.com> In-Reply-To: <20100831130242.GB17505@redhat.com> X-Enigmail-Version: 1.1.1 Content-Type: text/plain; charset=ISO-8859-1 Content-Transfer-Encoding: 7bit X-Greylist: Sender IP whitelisted, not delayed by milter-greylist-4.2.3 (hera.kernel.org [127.0.0.1]); Tue, 31 Aug 2010 13:14:44 +0000 (UTC) Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 898 Lines: 28 Hello, On 08/31/2010 03:02 PM, Mike Snitzer wrote: > On Tue, Aug 31 2010 at 6:29am -0400, > Tejun Heo wrote: > >> On 08/30/2010 11:28 PM, Mike Snitzer wrote: >>> Hmm, but unfortunately I was too quick to say the patch fixed the hang. >>> >>> It is much more rare, but I can still get a hang. I just got the >>> following running vgcreate against an DM mpath (rq-based) device: >> >> Can you please try this one instead? > > Still hit the hang on the 5th iteration of my test: > while true ; do ./test_dm_discard_mpath.sh && sleep 1 ; done > > Would you like me to (re)send my test script offlist? Yes, please. 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/