From patchwork Mon Oct 18 10:11:09 2021 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Christoph Hellwig X-Patchwork-Id: 12565715 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 34B96C43219 for ; Mon, 18 Oct 2021 10:13:15 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 22F3960E90 for ; Mon, 18 Oct 2021 10:13:15 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S231493AbhJRKPW (ORCPT ); Mon, 18 Oct 2021 06:15:22 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:44680 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S231524AbhJRKOV (ORCPT ); Mon, 18 Oct 2021 06:14:21 -0400 Received: from bombadil.infradead.org (unknown [IPv6:2607:7c80:54:e::133]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 5850DC06161C; Mon, 18 Oct 2021 03:12:10 -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=BEMGsHVLTIykAoNtwRps7ZgL75VOsiTXMqaq61KcMi4=; b=GFVOWoFIJ7rI0uLenhDqNHpAr3 N7x5J1Ijsj2ubyEmzpwqUst8DOmvwcPuM+Gal8+Jd6TZysFuFQiqqmtNXvW844AWL7ZEyrF76Dbp1 yD63/N5ZQqTRJZ+RllJyZ1whw0ipl0ZKeZKNTWIAy62Gvt4njego0OsAYr+Qz0SrwEuEU3h9oAdEZ gjNvCf6TuVfwVi0EHIM6Hv/oKHT2h4QsnZmioDNpk9wqIoyrQD8+xm9MRJf6SFc0v+rWXpuwYwr8m XPVO87GCFXjQgU6kvZE0nQl9J3lSfwDRgLTcVBcvMDv18wbDCYmiB0A5dHjA8zzsFxSZtnplUsvnX tO+BIFZQ==; 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 1mcPcb-00Eu8m-81; Mon, 18 Oct 2021 10:11:57 +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, Jan Kara , Chaitanya Kulkarni Subject: [PATCH 09/30] fs: use bdev_nr_bytes instead of open coding it in blkdev_max_block Date: Mon, 18 Oct 2021 12:11:09 +0200 Message-Id: <20211018101130.1838532-10-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: linux-block@vger.kernel.org Use the proper helper to read the block device size. Signed-off-by: Christoph Hellwig Reviewed-by: Kees Cook Reviewed-by: Jan Kara Reviewed-by: Chaitanya Kulkarni --- fs/buffer.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/fs/buffer.c b/fs/buffer.c index c615387aedcae..156358977249f 100644 --- a/fs/buffer.c +++ b/fs/buffer.c @@ -878,7 +878,7 @@ link_dev_buffers(struct page *page, struct buffer_head *head) static sector_t blkdev_max_block(struct block_device *bdev, unsigned int size) { sector_t retval = ~((sector_t)0); - loff_t sz = i_size_read(bdev->bd_inode); + loff_t sz = bdev_nr_bytes(bdev); if (sz) { unsigned int sizebits = blksize_bits(size);