From patchwork Thu Sep 10 12:47:43 2020 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Nikolay Borisov X-Patchwork-Id: 11769467 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 63B1D139F for ; Thu, 10 Sep 2020 21:53:41 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 54B2920731 for ; Thu, 10 Sep 2020 21:53:41 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1728646AbgIJVm4 (ORCPT ); Thu, 10 Sep 2020 17:42:56 -0400 Received: from mx2.suse.de ([195.135.220.15]:41614 "EHLO mx2.suse.de" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1730319AbgIJMsP (ORCPT ); Thu, 10 Sep 2020 08:48:15 -0400 X-Virus-Scanned: by amavisd-new at test-mx.suse.de Received: from relay2.suse.de (unknown [195.135.221.27]) by mx2.suse.de (Postfix) with ESMTP id 5FCE7ACAF; Thu, 10 Sep 2020 12:48:00 +0000 (UTC) From: Nikolay Borisov To: darrick.wong@oracle.com Cc: linux-xfs@vger.kernel.org, linux-fsdevel@vger.kernel.org, hch@infradead.org, Nikolay Borisov Subject: [PATCH] iomap: Use round_down/round_up macros in __iomap_write_begin Date: Thu, 10 Sep 2020 15:47:43 +0300 Message-Id: <20200910124743.27603-1-nborisov@suse.com> X-Mailer: git-send-email 2.17.1 Sender: linux-xfs-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-xfs@vger.kernel.org Signed-off-by: Nikolay Borisov --- fs/iomap/buffered-io.c | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-) diff --git a/fs/iomap/buffered-io.c b/fs/iomap/buffered-io.c index bcfc288dba3f..31eb680d8c64 100644 --- a/fs/iomap/buffered-io.c +++ b/fs/iomap/buffered-io.c @@ -571,8 +571,8 @@ __iomap_write_begin(struct inode *inode, loff_t pos, unsigned len, int flags, { struct iomap_page *iop = iomap_page_create(inode, page); loff_t block_size = i_blocksize(inode); - loff_t block_start = pos & ~(block_size - 1); - loff_t block_end = (pos + len + block_size - 1) & ~(block_size - 1); + loff_t block_start = round_down(pos, block_size); + loff_t block_end = round_up(pos + len, block_size); unsigned from = offset_in_page(pos), to = from + len, poff, plen; int status;