From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1753758Ab2KPWCz (ORCPT ); Fri, 16 Nov 2012 17:02:55 -0500 Received: from mx1.redhat.com ([209.132.183.28]:41404 "EHLO mx1.redhat.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1753330Ab2KPWCx (ORCPT ); Fri, 16 Nov 2012 17:02:53 -0500 From: Jeff Moyer To: Mikulas Patocka Cc: Jens Axboe , Eric Dumazet , Andrea Arcangeli , Jan Kara , dm-devel@redhat.com, linux-kernel@vger.kernel.org, Alexander Viro , kosaki.motohiro@jp.fujitsu.com, linux-fsdevel@vger.kernel.org, lwoodman@redhat.com, "Alasdair G. Kergon" Subject: Re: [PATCH 1/2] Fix a crash when block device is read and block size is changed at the same time References: <1343508252.2626.13184.camel@edumazet-glaptop> <1343556630.2626.13257.camel@edumazet-glaptop> <1343586962.2626.13266.camel@edumazet-glaptop> <5061F0E6.5000403@kernel.dk> <5061F3D2.6050502@kernel.dk> 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: Fri, 16 Nov 2012 17:02:37 -0500 In-Reply-To: (Mikulas Patocka's message of "Tue, 25 Sep 2012 18:49:19 -0400 (EDT)") 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 Mikulas Patocka writes: > blockdev: fix a crash when block size is changed and I/O is issued simultaneously > > The kernel may crash when block size is changed and I/O is issued > simultaneously. Mikulas, do you plan to submit a variant of this for stable as well? Cheers, Jeff