From patchwork Mon Nov 16 14:57:25 2020 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Christoph Hellwig X-Patchwork-Id: 324621 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-12.7 required=3.0 tests=BAYES_00,DKIM_SIGNED, DKIM_VALID, HEADER_FROM_DIFFERENT_DOMAINS, INCLUDES_PATCH, MAILING_LIST_MULTI, SIGNED_OFF_BY,SPF_HELO_NONE,SPF_PASS,URIBL_BLOCKED,USER_AGENT_GIT autolearn=unavailable autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 0D43AC83010 for ; Mon, 16 Nov 2020 15:03:57 +0000 (UTC) Received: from vger.kernel.org (unknown [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id A1F5B20867 for ; Mon, 16 Nov 2020 15:03:56 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (2048-bit key) header.d=infradead.org header.i=@infradead.org header.b="YqzdVakm" DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org A1F5B20867 Authentication-Results: mail.kernel.org; dmarc=none (p=none dis=none) header.from=lst.de Authentication-Results: mail.kernel.org; spf=pass smtp.mailfrom=ceph-devel-owner@vger.kernel.org Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1730838AbgKPO7M (ORCPT ); Mon, 16 Nov 2020 09:59:12 -0500 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:49058 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1730817AbgKPO7K (ORCPT ); Mon, 16 Nov 2020 09:59:10 -0500 Received: from casper.infradead.org (casper.infradead.org [IPv6:2001:8b0:10b:1236::1]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 57738C0613CF; Mon, 16 Nov 2020 06:59:10 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=infradead.org; s=casper.20170209; h=Content-Transfer-Encoding:MIME-Version: References:In-Reply-To:Message-Id:Date:Subject:Cc:To:From:Sender:Reply-To: Content-Type:Content-ID:Content-Description; bh=v/lQzgfk3g8cFkaFjGaW1PVi+J4d/Qp7XTb0qTcrcMw=; b=YqzdVakmLdPHF6ezNwy3j22Rhk XQVP6AxA/GIysbqTVVeNbFaXKt7fGm9agC08PMgcnJUJeh74vxBSvOfGIuDA/W9HICp10ASgp343S hLuXPuNnKIIaKSmewfilQzler2ZMSLSZNnA3JzXsI/oA/vpGcupQtF+vIl+sykv24N3IbJmKQaPjW Jn9WRJEVebbUFdcTwhZRo/qo4f5NgH2pRWNmJeZrAnILNTOw/lnNzTwrq9w/rBYEhDgZjS59KWZ4g UrBImqs7+qvykUY+GYj6lm5Ht8/hTyu9yEFUWTYQLA51bItg9eUgBTuodXJbLE5gVUevZsuOFItUu Kp0yfIOw==; Received: from [2001:4bb8:180:6600:255b:7def:a93:4a09] (helo=localhost) by casper.infradead.org with esmtpsa (Exim 4.92.3 #3 (Red Hat Linux)) id 1kefy5-0003vm-UU; Mon, 16 Nov 2020 14:58:58 +0000 From: Christoph Hellwig To: Jens Axboe Cc: Justin Sanders , Josef Bacik , Ilya Dryomov , Jack Wang , "Michael S. Tsirkin" , Jason Wang , Paolo Bonzini , Stefan Hajnoczi , Konrad Rzeszutek Wilk , =?utf-8?q?Roger_Pau_Monn=C3=A9?= , Minchan Kim , Mike Snitzer , Song Liu , "Martin K. Petersen" , dm-devel@redhat.com, linux-block@vger.kernel.org, drbd-dev@lists.linbit.com, nbd@other.debian.org, ceph-devel@vger.kernel.org, xen-devel@lists.xenproject.org, linux-raid@vger.kernel.org, linux-nvme@lists.infradead.org, linux-scsi@vger.kernel.org, linux-fsdevel@vger.kernel.org Subject: [PATCH 34/78] block: propagate BLKROSET to all partitions Date: Mon, 16 Nov 2020 15:57:25 +0100 Message-Id: <20201116145809.410558-35-hch@lst.de> X-Mailer: git-send-email 2.29.2 In-Reply-To: <20201116145809.410558-1-hch@lst.de> References: <20201116145809.410558-1-hch@lst.de> MIME-Version: 1.0 X-SRS-Rewrite: SMTP reverse-path rewritten from by casper.infradead.org. See http://www.infradead.org/rpr.html Precedence: bulk List-ID: X-Mailing-List: ceph-devel@vger.kernel.org When setting the whole device read-only (or clearing the read-only state), also update the policy for all partitions. The s390 dasd driver has awlways been doing this and it makes a lot of sense. Signed-off-by: Christoph Hellwig Reviewed-by: Hannes Reinecke --- block/ioctl.c | 5 ++++- 1 file changed, 4 insertions(+), 1 deletion(-) diff --git a/block/ioctl.c b/block/ioctl.c index 6b785181344fe1..22f394d118c302 100644 --- a/block/ioctl.c +++ b/block/ioctl.c @@ -354,7 +354,10 @@ static int blkdev_roset(struct block_device *bdev, fmode_t mode, if (ret) return ret; } - bdev->bd_part->policy = n; + if (bdev_is_partition(bdev)) + bdev->bd_part->policy = n; + else + set_disk_ro(bdev->bd_disk, n); return 0; }