Received: by 10.213.65.68 with SMTP id h4csp507280imn; Fri, 16 Mar 2018 09:51:49 -0700 (PDT) X-Google-Smtp-Source: AG47ELuznEsY6teDCzcdz9aL6+kqTdebBitlHqrTUknzGmmWbvX75LlUoWSUJRtQnC8OS1Ry+7pA X-Received: by 10.98.144.65 with SMTP id a62mr2123898pfe.96.1521219109638; Fri, 16 Mar 2018 09:51:49 -0700 (PDT) ARC-Seal: i=1; a=rsa-sha256; t=1521219109; cv=none; d=google.com; s=arc-20160816; b=CPPfFxRJBTj5wEcl6hBR7+U18B0pbdqGF75ih+8Yg3Kvt/GN1Eo3OzYufQQ1PFOGaM 9GkEsVAD4W3EAc+NWfP5eObBS0kJ/w2Wp4vCjZaJmBEHYxlwI372P0WQ6mL7TleXJhIS nYd+j3JIyAdUUnuGabpR+3BTtDH3GoCavR9jnblO88EwdzTWxLfQ5pMRwA1efRprL9HW FyqlopS3kW/oztLCAY3p0m2zds6ptfDnX6y9UYyJxg+dMt3MR4nPCkGpKTQa2enRuNNl eoyp/uB/ElI8b/9XOM5SkUhXCFv3CUVtC5dOPu3pKmJdMz7d/k89HVGkhpHygnXcOxxp 9HNg== ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=google.com; s=arc-20160816; h=list-id:precedence:sender:mime-version:user-agent:references :in-reply-to:message-id:date:subject:cc:to:from :arc-authentication-results; bh=nhryQ9KFIqyL66UHhiAuQ2TCq33rwFSt8FB+u9cJwOg=; b=1Kqq6tDypktX9OFSmooYu3oqxA68kOdIHW6R5tnxHoghIA7uXxE7dEIAK+IxTWMGPg tGAIGfgvPx4rpnf+XCwACy8OgnLQvrRpYSRkdiEc26MzPAsxaSxL9QL3ezqRhsEt5/E2 ApHXDWWXYRKCaLke5jMz5wqj7gfOBYMDpaDwIDItFI3EUBl3fymoVJMwe1GetzOuvghj +KcFk9ExliiNgSQHoZT7EdpOhqEGEL1E4zlx6P90zyKPxUzQOHjdZ5wK13Uz59jVnX+X KoS80Cms4RJLYxd/mF+NLNK1y0QjGQCEILc4czfnjKCYleS/MXyQwQdaTggyeFHnj3s3 HxnA== ARC-Authentication-Results: i=1; mx.google.com; spf=pass (google.com: best guess record for domain of linux-kernel-owner@vger.kernel.org designates 209.132.180.67 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org Return-Path: Received: from vger.kernel.org (vger.kernel.org. [209.132.180.67]) by mx.google.com with ESMTP id q11si5193906pgv.144.2018.03.16.09.51.35; Fri, 16 Mar 2018 09:51:49 -0700 (PDT) Received-SPF: pass (google.com: best guess record for domain of linux-kernel-owner@vger.kernel.org designates 209.132.180.67 as permitted sender) client-ip=209.132.180.67; Authentication-Results: mx.google.com; spf=pass (google.com: best guess record for domain of linux-kernel-owner@vger.kernel.org designates 209.132.180.67 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S934044AbeCPPez (ORCPT + 99 others); Fri, 16 Mar 2018 11:34:55 -0400 Received: from mail.linuxfoundation.org ([140.211.169.12]:39604 "EHLO mail.linuxfoundation.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S933415AbeCPPev (ORCPT ); Fri, 16 Mar 2018 11:34:51 -0400 Received: from localhost (LFbn-1-12247-202.w90-92.abo.wanadoo.fr [90.92.61.202]) by mail.linuxfoundation.org (Postfix) with ESMTPSA id B8C6B1045; Fri, 16 Mar 2018 15:34:50 +0000 (UTC) From: Greg Kroah-Hartman To: linux-kernel@vger.kernel.org Cc: Greg Kroah-Hartman , stable@vger.kernel.org, Steffen Maier , Hannes Reinecke , "Martin K. Petersen" , Mike Snitzer Subject: [PATCH 4.14 025/109] dm mpath: fix passing integrity data Date: Fri, 16 Mar 2018 16:22:54 +0100 Message-Id: <20180316152331.320267295@linuxfoundation.org> X-Mailer: git-send-email 2.16.2 In-Reply-To: <20180316152329.844663293@linuxfoundation.org> References: <20180316152329.844663293@linuxfoundation.org> User-Agent: quilt/0.65 X-stable: review MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org 4.14-stable review patch. If anyone has any objections, please let me know. ------------------ From: Steffen Maier commit 8c5c147339d2e201108169327b1f99aa6d57d2cd upstream. After v4.12 commit e2460f2a4bc7 ("dm: mark targets that pass integrity data"), dm-multipath, e.g. on DIF+DIX SCSI disk paths, does not support block integrity any more. So add it to the whitelist. This is also a pre-requisite to use block integrity with other dm layer(s) on top of multipath, such as kpartx partitions (dm-linear) or LVM. Also, bump target version to reflect this fix. Fixes: e2460f2a4bc7 ("dm: mark targets that pass integrity data") Cc: #4.12+ Bisected-by: Fedor Loshakov Signed-off-by: Steffen Maier Reviewed-by: Hannes Reinecke Reviewed-by: Martin K. Petersen Signed-off-by: Mike Snitzer Signed-off-by: Greg Kroah-Hartman --- drivers/md/dm-mpath.c | 5 +++-- 1 file changed, 3 insertions(+), 2 deletions(-) --- a/drivers/md/dm-mpath.c +++ b/drivers/md/dm-mpath.c @@ -1941,8 +1941,9 @@ static int multipath_busy(struct dm_targ *---------------------------------------------------------------*/ static struct target_type multipath_target = { .name = "multipath", - .version = {1, 12, 0}, - .features = DM_TARGET_SINGLETON | DM_TARGET_IMMUTABLE, + .version = {1, 13, 0}, + .features = DM_TARGET_SINGLETON | DM_TARGET_IMMUTABLE | + DM_TARGET_PASSES_INTEGRITY, .module = THIS_MODULE, .ctr = multipath_ctr, .dtr = multipath_dtr,