From patchwork Mon Oct 18 10:11:21 2021 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Christoph Hellwig X-Patchwork-Id: 12565885 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id CDA5EC433EF for ; Mon, 18 Oct 2021 10:13:54 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id BCA2760EE9 for ; Mon, 18 Oct 2021 10:13:54 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S231753AbhJRKQB (ORCPT ); Mon, 18 Oct 2021 06:16:01 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:44838 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S231839AbhJRKOx (ORCPT ); Mon, 18 Oct 2021 06:14:53 -0400 Received: from bombadil.infradead.org (unknown [IPv6:2607:7c80:54:e::133]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 5E05BC061765; Mon, 18 Oct 2021 03:12:42 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=infradead.org; s=bombadil.20210309; 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=OtkCPV+Fhjutx3CncSj5AK/1XKnCr941YaNIR+S0yec=; b=Bng/VPZF7A2X7e+l/odmdmFVsR uZaNxs+4xbvAT0ZVHiP9vMKeWRfl0OhUA97nondabmgiu+HAT0cluWpFQMyhLwSu6BHF3zxAV3ADa bgB+rkBNn/fQgFa2DeznsvEBkxundC7d4+sOqSI9j9lA10fztmCiObDmHpn6DJCe7XrF63hbEkZhS nlBbH+GPx81ZxZHCJrsdlFlO8XJO5vSC7DwxB5/uxxFym2IIjZOaDMvif0g+DzHjX7UoTW9daOw0P HVQPKAp4ObdoMgVdu+JOZ5a1JHX1Vothqq5X0qhQF3UTM2wdCr+Cm0lynMlc3lB7wgbEKD5aDah/C IPQ0uCDg==; Received: from [2001:4bb8:199:73c5:c70:4a89:bc61:2] (helo=localhost) by bombadil.infradead.org with esmtpsa (Exim 4.94.2 #2 (Red Hat Linux)) id 1mcPd7-00EufA-9w; Mon, 18 Oct 2021 10:12:29 +0000 From: Christoph Hellwig To: Jens Axboe Cc: Coly Li , Mike Snitzer , Song Liu , David Sterba , Josef Bacik , "Theodore Ts'o" , OGAWA Hirofumi , Dave Kleikamp , Ryusuke Konishi , Anton Altaparmakov , Konstantin Komarov , Kees Cook , Phillip Lougher , Jan Kara , linux-block@vger.kernel.org, dm-devel@redhat.com, drbd-dev@lists.linbit.com, linux-bcache@vger.kernel.org, linux-raid@vger.kernel.org, linux-nvme@lists.infradead.org, linux-scsi@vger.kernel.org, target-devel@vger.kernel.org, linux-fsdevel@vger.kernel.org, linux-btrfs@vger.kernel.org, linux-ext4@vger.kernel.org, jfs-discussion@lists.sourceforge.net, linux-nfs@vger.kernel.org, linux-nilfs@vger.kernel.org, linux-ntfs-dev@lists.sourceforge.net, ntfs3@lists.linux.dev, reiserfs-devel@vger.kernel.org Subject: [PATCH 21/30] pstore/blk: use bdev_nr_bytes instead of open coding it Date: Mon, 18 Oct 2021 12:11:21 +0200 Message-Id: <20211018101130.1838532-22-hch@lst.de> X-Mailer: git-send-email 2.30.2 In-Reply-To: <20211018101130.1838532-1-hch@lst.de> References: <20211018101130.1838532-1-hch@lst.de> MIME-Version: 1.0 X-SRS-Rewrite: SMTP reverse-path rewritten from by bombadil.infradead.org. See http://www.infradead.org/rpr.html Precedence: bulk List-ID: X-Mailing-List: target-devel@vger.kernel.org Use the proper helper to read the block device size. Signed-off-by: Christoph Hellwig Acked-by: Kees Cook --- fs/pstore/blk.c | 8 +++----- 1 file changed, 3 insertions(+), 5 deletions(-) diff --git a/fs/pstore/blk.c b/fs/pstore/blk.c index 04ce58c939a0b..5d1fbaffd66a1 100644 --- a/fs/pstore/blk.c +++ b/fs/pstore/blk.c @@ -205,7 +205,6 @@ static ssize_t psblk_generic_blk_write(const char *buf, size_t bytes, static int __register_pstore_blk(struct pstore_device_info *dev, const char *devpath) { - struct inode *inode; int ret = -ENODEV; lockdep_assert_held(&pstore_blk_lock); @@ -217,14 +216,13 @@ static int __register_pstore_blk(struct pstore_device_info *dev, goto err; } - inode = file_inode(psblk_file); - if (!S_ISBLK(inode->i_mode)) { + if (!S_ISBLK(file_inode(psblk_file)->i_mode)) { pr_err("'%s' is not block device!\n", devpath); goto err_fput; } - inode = I_BDEV(psblk_file->f_mapping->host)->bd_inode; - dev->zone.total_size = i_size_read(inode); + dev->zone.total_size = + bdev_nr_bytes(I_BDEV(psblk_file->f_mapping->host)); ret = __register_pstore_device(dev); if (ret)