From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1755592Ab2LOK4e (ORCPT ); Sat, 15 Dec 2012 05:56:34 -0500 Received: from mail-wg0-f46.google.com ([74.125.82.46]:60615 "EHLO mail-wg0-f46.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1753183Ab2LOK4c (ORCPT ); Sat, 15 Dec 2012 05:56:32 -0500 Message-ID: <50CC55C6.2090404@gmail.com> Date: Sat, 15 Dec 2012 11:49:42 +0100 From: Marco Stornelli User-Agent: Mozilla/5.0 (X11; Linux i686; rv:17.0) Gecko/17.0 Thunderbird/17.0 MIME-Version: 1.0 To: Linux FS Devel CC: Bob Copeland , linux-karma-devel@lists.sourceforge.net, linux-kernel@vger.kernel.org Subject: [PATCH 05/21] omfs: 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 Removed vmtruncate Signed-off-by: Marco Stornelli Acked-by: Bob Copeland --- fs/omfs/file.c | 22 +++++++++++++++------- 1 files changed, 15 insertions(+), 7 deletions(-) diff --git a/fs/omfs/file.c b/fs/omfs/file.c index 77e3cb2..e0d9b3e 100644 --- a/fs/omfs/file.c +++ b/fs/omfs/file.c @@ -306,6 +306,16 @@ omfs_writepages(struct address_space *mapping, struct writeback_control *wbc) return mpage_writepages(mapping, wbc, omfs_get_block); } +static void omfs_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); + omfs_truncate(inode); + } +} + static int omfs_write_begin(struct file *file, struct address_space *mapping, loff_t pos, unsigned len, unsigned flags, struct page **pagep, void **fsdata) @@ -314,11 +324,8 @@ static int omfs_write_begin(struct file *file, struct address_space *mapping, ret = block_write_begin(mapping, pos, len, flags, pagep, omfs_get_block); - if (unlikely(ret)) { - loff_t isize = mapping->host->i_size; - if (pos + len > isize) - vmtruncate(mapping->host, isize); - } + if (unlikely(ret)) + omfs_write_failed(mapping, pos + len); return ret; } @@ -350,9 +357,11 @@ static int omfs_setattr(struct dentry *dentry, struct iattr *attr) if ((attr->ia_valid & ATTR_SIZE) && attr->ia_size != i_size_read(inode)) { - error = vmtruncate(inode, attr->ia_size); + error = inode_newsize_ok(inode, attr->ia_size); if (error) return error; + truncate_setsize(inode, attr->ia_size); + omfs_truncate(inode); } setattr_copy(inode, attr); @@ -362,7 +371,6 @@ static int omfs_setattr(struct dentry *dentry, struct iattr *attr) const struct inode_operations omfs_file_inops = { .setattr = omfs_setattr, - .truncate = omfs_truncate }; const struct address_space_operations omfs_aops = { -- 1.7.3.4