From patchwork Wed Nov 11 08:26:47 2020 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Christoph Hellwig X-Patchwork-Id: 11896787 Return-Path: Received: from mail.kernel.org (pdx-korg-mail-1.web.codeaurora.org [172.30.200.123]) by pdx-korg-patchwork-2.web.codeaurora.org (Postfix) with ESMTP id 2075B921 for ; Wed, 11 Nov 2020 08:28:56 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id EC3502074B for ; Wed, 11 Nov 2020 08:28:55 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (2048-bit key) header.d=infradead.org header.i=@infradead.org header.b="u/ozI6WB" Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1726534AbgKKI1e (ORCPT ); Wed, 11 Nov 2020 03:27:34 -0500 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:33540 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1726416AbgKKI13 (ORCPT ); Wed, 11 Nov 2020 03:27:29 -0500 Received: from casper.infradead.org (casper.infradead.org [IPv6:2001:8b0:10b:1236::1]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 90DF4C0617A7; Wed, 11 Nov 2020 00:27:29 -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=aTYccYixW8gbHYOBakp7ukQbj8m53SZz7oZSluFWVGc=; b=u/ozI6WBA8REfAwdRvhywExuNr JLlsRRFbzxUvhpbOhxUj8/yRTolc2kh0ts2NzCUCtvtIGjt7R+mL86s4iNKKy19DxPdRahEdhs7pR VWtl3HgZF75ovljLu1zA3T/5X+fFn3rmuS8w2OpsYFgzn7J0YuXm5T5t2THdt8scAYc5+kG47mtie yNOj6g1hD19a3zBv5h1AdD75GWTJEyW2t6w6Ar1OufkGiHlajaAgfjYMc64Hrs99tQQwSRtuKeGPk C900mkX+WRHnV1MWMEPhCqV0DdkzBlCFAXPcCILEVO5ocQBjNPNvC67NrkhDk+Rw1ZN2Zzateo5JG 8ZYIrJAA==; 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 1kclTI-0007c0-C4; Wed, 11 Nov 2020 08:27:16 +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?= =?utf-8?q?=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 13/24] dm: use set_capacity_and_notify Date: Wed, 11 Nov 2020 09:26:47 +0100 Message-Id: <20201111082658.3401686-14-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-fsdevel@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 Reviewed-by: Hannes Reinecke --- drivers/md/dm.c | 3 +-- 1 file changed, 1 insertion(+), 2 deletions(-) diff --git a/drivers/md/dm.c b/drivers/md/dm.c index c18fc25485186d..62ad44925e73ec 100644 --- a/drivers/md/dm.c +++ b/drivers/md/dm.c @@ -1971,8 +1971,7 @@ static struct dm_table *__bind(struct mapped_device *md, struct dm_table *t, if (size != dm_get_size(md)) memset(&md->geometry, 0, sizeof(md->geometry)); - set_capacity(md->disk, size); - bd_set_nr_sectors(md->bdev, size); + set_capacity_and_notify(md->disk, size); dm_table_event_callback(t, event_callback, md);