Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S932541Ab2JTM1O (ORCPT ); Sat, 20 Oct 2012 08:27:14 -0400 Received: from mail-wg0-f44.google.com ([74.125.82.44]:46243 "EHLO mail-wg0-f44.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S932155Ab2JTM1N (ORCPT ); Sat, 20 Oct 2012 08:27:13 -0400 Message-ID: <50829713.30700@gmail.com> Date: Sat, 20 Oct 2012 14:20:35 +0200 From: Marco Stornelli User-Agent: Mozilla/5.0 (X11; Linux i686; rv:15.0) Gecko/20120825 Thunderbird/15.0 MIME-Version: 1.0 To: Linux FS Devel CC: "Tigran A. Aivazian" , linux-kernel@vger.kernel.org Subject: [PATCH 09/21] bfs: drop vmtruncate Content-Type: text/plain; charset=ISO-8859-15 Content-Transfer-Encoding: 7bit Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 1436 Lines: 47 Removed vmtruncate Signed-off-by: Marco Stornelli --- fs/bfs/file.c | 15 ++++++++++----- 1 files changed, 10 insertions(+), 5 deletions(-) diff --git a/fs/bfs/file.c b/fs/bfs/file.c index f20e8a7..ad3ea14 100644 --- a/fs/bfs/file.c +++ b/fs/bfs/file.c @@ -161,6 +161,14 @@ static int bfs_readpage(struct file *file, struct page *page) return block_read_full_page(page, bfs_get_block); } +static void bfs_write_failed(struct address_space *mapping, loff_t to) +{ + struct inode *inode = mapping->host; + + if (to > inode->i_size) + truncate_pagecache(inode, to, inode->i_size); +} + static int bfs_write_begin(struct file *file, struct address_space *mapping, loff_t pos, unsigned len, unsigned flags, struct page **pagep, void **fsdata) @@ -169,11 +177,8 @@ static int bfs_write_begin(struct file *file, struct address_space *mapping, ret = block_write_begin(mapping, pos, len, flags, pagep, bfs_get_block); - if (unlikely(ret)) { - loff_t isize = mapping->host->i_size; - if (pos + len > isize) - vmtruncate(mapping->host, isize); - } + if (unlikely(ret)) + bfs_write_failed(mapping, pos + len); return ret; } -- 1.7.3.4 -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/