Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1756420Ab1CHVhB (ORCPT ); Tue, 8 Mar 2011 16:37:01 -0500 Received: from mx1.redhat.com ([209.132.183.28]:43276 "EHLO mx1.redhat.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1755386Ab1CHVg7 (ORCPT ); Tue, 8 Mar 2011 16:36:59 -0500 From: Jeff Moyer To: Jens Axboe Cc: Mike Snitzer , "linux-kernel\@vger.kernel.org" , "hch\@infradead.org" Subject: Re: [PATCH 05/10] block: remove per-queue plugging References: <1295659049-2688-1-git-send-email-jaxboe@fusionio.com> <1295659049-2688-6-git-send-email-jaxboe@fusionio.com> <20110303221353.GA10366@redhat.com> <4D761E0D.8050200@fusionio.com> <20110308202100.GA31744@redhat.com> <4D76912C.9040705@fusionio.com> X-PGP-KeyID: 1F78E1B4 X-PGP-CertKey: F6FE 280D 8293 F72C 65FD 5A58 1FF8 A7CA 1F78 E1B4 X-PCLoadLetter: What the f**k does that mean? Date: Tue, 08 Mar 2011 16:36:32 -0500 In-Reply-To: <4D76912C.9040705@fusionio.com> (Jens Axboe's message of "Tue, 8 Mar 2011 21:27:24 +0100") Message-ID: User-Agent: Gnus/5.110011 (No Gnus v0.11) Emacs/23.1 (gnu/linux) MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 1287 Lines: 33 Jens Axboe writes: > On 2011-03-08 21:21, Mike Snitzer wrote: >> On Tue, Mar 08 2011 at 7:16am -0500, >> Jens Axboe wrote: >> >>> On 2011-03-03 23:13, Mike Snitzer wrote: >>>> I'm now hitting a lockdep issue, while running a 'for-2.6.39/stack-plug' >>>> kernel, when I try an fsync heavy workload to a request-based mpath >>>> device (the kernel ultimately goes down in flames, I've yet to look at >>>> the crashdump I took) >>> >>> Mike, can you re-run with the current stack-plug branch? I've fixed the >>> !CONFIG_BLOCK and rebase issues, and also added a change for this flush >>> on schedule event. It's run outside of the runqueue lock now, so >>> hopefully that should solve this one. >> >> Works for me, thanks. > > Super, thanks! Out of curiousity, did you use dm/md? mm/memory-failure.c: In function 'hwpoison_user_mappings': mm/memory-failure.c:948: error: implicit declaration of function 'lock_page_nosync' You missed a conversion of lock_page_nosync -> lock_page. Cheers, Jeff -- 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/