From patchwork Thu Apr 7 15:51:56 2016 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Christoph Hellwig X-Patchwork-Id: 8774161 Return-Path: X-Original-To: patchwork-linux-fsdevel@patchwork.kernel.org Delivered-To: patchwork-parsemail@patchwork1.web.kernel.org Received: from mail.kernel.org (mail.kernel.org [198.145.29.136]) by patchwork1.web.kernel.org (Postfix) with ESMTP id 000299FBEA for ; Thu, 7 Apr 2016 15:52:21 +0000 (UTC) Received: from mail.kernel.org (localhost [127.0.0.1]) by mail.kernel.org (Postfix) with ESMTP id 11FB420251 for ; Thu, 7 Apr 2016 15:52:21 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 21B632024F for ; Thu, 7 Apr 2016 15:52:20 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1756743AbcDGPwR (ORCPT ); Thu, 7 Apr 2016 11:52:17 -0400 Received: from casper.infradead.org ([85.118.1.10]:39886 "EHLO casper.infradead.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751397AbcDGPwR (ORCPT ); Thu, 7 Apr 2016 11:52:17 -0400 Received: from ip-64-134-228-197.public.wayport.net ([64.134.228.197] helo=localhost) by casper.infradead.org with esmtpsa (Exim 4.85_2 #1 (Red Hat Linux)) id 1aoCEA-00069C-Sh; Thu, 07 Apr 2016 15:52:15 +0000 From: Christoph Hellwig To: viro@ZenIV.linux.org.uk Cc: linux-fsdevel@vger.kernel.org, linux-api@vger.kernel.org Subject: [PATCH 02/10] filemap: remove the pos argument to generic_file_direct_write Date: Thu, 7 Apr 2016 08:51:56 -0700 Message-Id: <1460044324-5298-3-git-send-email-hch@lst.de> X-Mailer: git-send-email 2.1.4 In-Reply-To: <1460044324-5298-1-git-send-email-hch@lst.de> References: <1460044324-5298-1-git-send-email-hch@lst.de> X-SRS-Rewrite: SMTP reverse-path rewritten from by casper.infradead.org. See http://www.infradead.org/rpr.html Sender: linux-fsdevel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-fsdevel@vger.kernel.org X-Spam-Status: No, score=-7.9 required=5.0 tests=BAYES_00, RCVD_IN_DNSWL_HI, RP_MATCHES_RCVD, UNPARSEABLE_RELAY autolearn=unavailable version=3.3.1 X-Spam-Checker-Version: SpamAssassin 3.3.1 (2010-03-16) on mail.kernel.org X-Virus-Scanned: ClamAV using ClamSMTP Signed-off-by: Christoph Hellwig --- fs/btrfs/file.c | 9 ++++----- fs/fuse/file.c | 2 +- include/linux/fs.h | 2 +- mm/filemap.c | 5 +++-- 4 files changed, 9 insertions(+), 9 deletions(-) diff --git a/fs/btrfs/file.c b/fs/btrfs/file.c index cf31a60..d28ec60 100644 --- a/fs/btrfs/file.c +++ b/fs/btrfs/file.c @@ -1703,18 +1703,17 @@ again: return num_written ? num_written : ret; } -static ssize_t __btrfs_direct_write(struct kiocb *iocb, - struct iov_iter *from, - loff_t pos) +static ssize_t __btrfs_direct_write(struct kiocb *iocb, struct iov_iter *from) { struct file *file = iocb->ki_filp; struct inode *inode = file_inode(file); + loff_t pos = iocb->ki_pos; ssize_t written; ssize_t written_buffered; loff_t endbyte; int err; - written = generic_file_direct_write(iocb, from, pos); + written = generic_file_direct_write(iocb, from); if (written < 0 || !iov_iter_count(from)) return written; @@ -1832,7 +1831,7 @@ static ssize_t btrfs_file_write_iter(struct kiocb *iocb, atomic_inc(&BTRFS_I(inode)->sync_writers); if (iocb->ki_flags & IOCB_DIRECT) { - num_written = __btrfs_direct_write(iocb, from, pos); + num_written = __btrfs_direct_write(iocb, from); } else { num_written = __btrfs_buffered_write(file, from, pos); if (num_written > 0) diff --git a/fs/fuse/file.c b/fs/fuse/file.c index 719924d..7e8c460 100644 --- a/fs/fuse/file.c +++ b/fs/fuse/file.c @@ -1186,7 +1186,7 @@ static ssize_t fuse_file_write_iter(struct kiocb *iocb, struct iov_iter *from) if (iocb->ki_flags & IOCB_DIRECT) { loff_t pos = iocb->ki_pos; - written = generic_file_direct_write(iocb, from, pos); + written = generic_file_direct_write(iocb, from); if (written < 0 || !iov_iter_count(from)) goto out; diff --git a/include/linux/fs.h b/include/linux/fs.h index 304991a..a06c7c8 100644 --- a/include/linux/fs.h +++ b/include/linux/fs.h @@ -2693,7 +2693,7 @@ extern ssize_t generic_write_checks(struct kiocb *, struct iov_iter *); extern ssize_t generic_file_read_iter(struct kiocb *, struct iov_iter *); extern ssize_t __generic_file_write_iter(struct kiocb *, struct iov_iter *); extern ssize_t generic_file_write_iter(struct kiocb *, struct iov_iter *); -extern ssize_t generic_file_direct_write(struct kiocb *, struct iov_iter *, loff_t); +extern ssize_t generic_file_direct_write(struct kiocb *, struct iov_iter *); extern ssize_t generic_perform_write(struct file *, struct iov_iter *, loff_t); ssize_t vfs_iter_read(struct file *file, struct iov_iter *iter, loff_t *ppos); diff --git a/mm/filemap.c b/mm/filemap.c index 5885925..e7108c3 100644 --- a/mm/filemap.c +++ b/mm/filemap.c @@ -2499,11 +2499,12 @@ int pagecache_write_end(struct file *file, struct address_space *mapping, EXPORT_SYMBOL(pagecache_write_end); ssize_t -generic_file_direct_write(struct kiocb *iocb, struct iov_iter *from, loff_t pos) +generic_file_direct_write(struct kiocb *iocb, struct iov_iter *from) { struct file *file = iocb->ki_filp; struct address_space *mapping = file->f_mapping; struct inode *inode = mapping->host; + loff_t pos = iocb->ki_pos; ssize_t written; size_t write_len; pgoff_t end; @@ -2717,7 +2718,7 @@ ssize_t __generic_file_write_iter(struct kiocb *iocb, struct iov_iter *from) if (iocb->ki_flags & IOCB_DIRECT) { loff_t pos, endbyte; - written = generic_file_direct_write(iocb, from, iocb->ki_pos); + written = generic_file_direct_write(iocb, from); /* * If the write stopped short of completing, fall back to * buffered writes. Some filesystems do this for writes to