From patchwork Fri Nov 6 19:03:19 2020 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Christoph Hellwig X-Patchwork-Id: 11887961 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 37927C55178 for ; Fri, 6 Nov 2020 19:06:18 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id BDD1E20882 for ; Fri, 6 Nov 2020 19:06:17 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (2048-bit key) header.d=infradead.org header.i=@infradead.org header.b="U1It/9Vb" Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1728331AbgKFTGM (ORCPT ); Fri, 6 Nov 2020 14:06:12 -0500 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:59274 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1728049AbgKFTES (ORCPT ); Fri, 6 Nov 2020 14:04:18 -0500 Received: from casper.infradead.org (casper.infradead.org [IPv6:2001:8b0:10b:1236::1]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 9404DC0613D3; Fri, 6 Nov 2020 11:04:18 -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=S6R/LHkwABMFjsoJfGZBhUHQ6k4Dx5wFWz0jliJ5rD4=; b=U1It/9VbhOthOZFs+YaVYw6zCF hNCoh8Q0VrrRw+fcw+giRCsYx4IzyJqpYjQUkT9hnCEW7vlBjyfGp4xQIQZdpzcZqGIczsa9Rbzeq csXqFZUcF409NVlMSBJ6emZObaktQ+PW12dNKE6Wt3cwNbOS6p1R+LMqGZ6N5QYbqrmyAk58AFU7i vOL8ZxppeFPE2SWuIK6cM1/GCx9SodNxTSAOH8MIGdsdIVTf6kNR7ak6SkuuXu0m07Pf4gSvqNRxz GZKRdWmd7ZGqToecIIzl+SJ6plPlZPGQgVa0wCWrE9dOJ0tigJgjfSwvF9I0uonfZF33Uc7mHc/4w bMzYnQig==; Received: from [2001:4bb8:184:9a8d:9e34:f7f4:e59e:ad6f] (helo=localhost) by casper.infradead.org with esmtpsa (Exim 4.92.3 #3 (Red Hat Linux)) id 1kb71l-0000vc-9Z; Fri, 06 Nov 2020 19:04:02 +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 07/24] nbd: remove the call to set_blocksize Date: Fri, 6 Nov 2020 20:03:19 +0100 Message-Id: <20201106190337.1973127-8-hch@lst.de> X-Mailer: git-send-email 2.28.0 In-Reply-To: <20201106190337.1973127-1-hch@lst.de> References: <20201106190337.1973127-1-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 Block driver have no business setting the file system concept of a block size. Signed-off-by: Christoph Hellwig --- drivers/block/nbd.c | 12 +++++------- 1 file changed, 5 insertions(+), 7 deletions(-) diff --git a/drivers/block/nbd.c b/drivers/block/nbd.c index c4f9ccf5cc2ac5..f618688a196654 100644 --- a/drivers/block/nbd.c +++ b/drivers/block/nbd.c @@ -296,7 +296,7 @@ static void nbd_size_clear(struct nbd_device *nbd) } } -static void nbd_size_update(struct nbd_device *nbd, bool start) +static void nbd_size_update(struct nbd_device *nbd) { struct nbd_config *config = nbd->config; struct block_device *bdev = bdget_disk(nbd->disk, 0); @@ -311,11 +311,9 @@ static void nbd_size_update(struct nbd_device *nbd, bool start) blk_queue_physical_block_size(nbd->disk->queue, config->blksize); set_capacity(nbd->disk, nr_sectors); if (bdev) { - if (bdev->bd_disk) { + if (bdev->bd_disk) bd_set_nr_sectors(bdev, nr_sectors); - if (start) - set_blocksize(bdev, config->blksize); - } else + else set_bit(GD_NEED_PART_SCAN, &nbd->disk->state); bdput(bdev); } @@ -329,7 +327,7 @@ static void nbd_size_set(struct nbd_device *nbd, loff_t blocksize, config->blksize = blocksize; config->bytesize = blocksize * nr_blocks; if (nbd->task_recv != NULL) - nbd_size_update(nbd, false); + nbd_size_update(nbd); } static void nbd_complete_rq(struct request *req) @@ -1309,7 +1307,7 @@ static int nbd_start_device(struct nbd_device *nbd) args->index = i; queue_work(nbd->recv_workq, &args->work); } - nbd_size_update(nbd, true); + nbd_size_update(nbd); return error; }