From patchwork Wed Nov 11 08:26:54 2020 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Christoph Hellwig X-Patchwork-Id: 323450 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=-12.8 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 41EA2C56202 for ; Wed, 11 Nov 2020 08:27:47 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id DDFC12075A for ; Wed, 11 Nov 2020 08:27:46 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (2048-bit key) header.d=infradead.org header.i=@infradead.org header.b="f4V0HAWe" Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1726858AbgKKI1q (ORCPT ); Wed, 11 Nov 2020 03:27:46 -0500 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:33588 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1725960AbgKKI1n (ORCPT ); Wed, 11 Nov 2020 03:27:43 -0500 Received: from casper.infradead.org (casper.infradead.org [IPv6:2001:8b0:10b:1236::1]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id A9FCFC061A04; Wed, 11 Nov 2020 00:27:42 -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=WS/5HaJpXF8+Aj3VZ2GQ3e6HnWhXjc79y2mDNxe6L1Y=; b=f4V0HAWekMYcBSj6o8XWWUTCFm T5BclxNb2e1/yCArOCAZtaHpaI5MIvAMBAlmQ09k0Vs5C7H5osSMi/yyi2ooqWwolZX/hl/HmmgsB D+jP8pA5ScU2KctsL6oRx5X33ddFNfX2rqUIjTaXwq9GiEa355k5oV92nC5tQ+6+9kGxVSh/UNgqs aOBS/lcTMjIHcJ1f2lfO4I99IxF6tvVGFNOs4sU6QXK89CfJsoeXu3Sdp0W7hScHrIw+mif8uzQfL 3ybKz/y66nVaw99jpra4/f6IwWze87BLSvE7QXpx7MYzrjqlbJlkDiYUTnrhStUMf69bg/OhD0sEJ FL2tuymg==; Received: from [2001:4bb8:180:6600:bcde:334f:863c:27b8] (helo=localhost) by casper.infradead.org with esmtpsa (Exim 4.92.3 #3 (Red Hat Linux)) id 1kclTS-0007eJ-94; Wed, 11 Nov 2020 08:27:26 +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 20/24] dm-raid: use set_capacity_and_notify Date: Wed, 11 Nov 2020 09:26:54 +0100 Message-Id: <20201111082658.3401686-21-hch@lst.de> X-Mailer: git-send-email 2.28.0 In-Reply-To: <20201111082658.3401686-1-hch@lst.de> References: <20201111082658.3401686-1-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: linux-scsi@vger.kernel.org Use set_capacity_and_notify to set the size of both the disk and block device. This also gets the uevent notifications for the resize for free. Signed-off-by: Christoph Hellwig --- drivers/md/dm-raid.c | 3 +-- 1 file changed, 1 insertion(+), 2 deletions(-) diff --git a/drivers/md/dm-raid.c b/drivers/md/dm-raid.c index 9c1f7c4de65b35..294f34d2d61bae 100644 --- a/drivers/md/dm-raid.c +++ b/drivers/md/dm-raid.c @@ -700,8 +700,7 @@ static void rs_set_capacity(struct raid_set *rs) { struct gendisk *gendisk = dm_disk(dm_table_get_md(rs->ti->table)); - set_capacity(gendisk, rs->md.array_sectors); - revalidate_disk_size(gendisk, true); + set_capacity_and_notify(gendisk, rs->md.array_sectors); } /*