From mboxrd@z Thu Jan 1 00:00:00 1970 From: Marco Stornelli Subject: [PATCH 11/21] hpfs: drop vmtruncate Date: Sat, 20 Oct 2012 14:22:08 +0200 Message-ID: <50829770.5010507@gmail.com> Mime-Version: 1.0 Content-Type: text/plain; charset=ISO-8859-15 Content-Transfer-Encoding: 7bit Cc: Mikulas Patocka , linux-kernel@vger.kernel.org To: Linux FS Devel Return-path: Sender: linux-kernel-owner@vger.kernel.org List-Id: linux-fsdevel.vger.kernel.org Removed vmtruncate Signed-off-by: Marco Stornelli --- fs/hpfs/file.c | 18 ++++++++++++------ fs/hpfs/inode.c | 5 ++++- 2 files changed, 16 insertions(+), 7 deletions(-) diff --git a/fs/hpfs/file.c b/fs/hpfs/file.c index 89d2a58..8b8b20d 100644 --- a/fs/hpfs/file.c +++ b/fs/hpfs/file.c @@ -105,6 +105,16 @@ static int hpfs_readpage(struct file *file, struct page *page) return block_read_full_page(page,hpfs_get_block); } +static void hpfs_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); + hpfs_truncate(inode); + } +} + static int hpfs_write_begin(struct file *file, struct address_space *mapping, loff_t pos, unsigned len, unsigned flags, struct page **pagep, void **fsdata) @@ -115,11 +125,8 @@ static int hpfs_write_begin(struct file *file, struct address_space *mapping, ret = cont_write_begin(file, mapping, pos, len, flags, pagep, fsdata, hpfs_get_block, &hpfs_i(mapping->host)->mmu_private); - if (unlikely(ret)) { - loff_t isize = mapping->host->i_size; - if (pos + len > isize) - vmtruncate(mapping->host, isize); - } + if (unlikely(ret)) + hpfs_write_failed(mapping, pos + len); return ret; } @@ -166,6 +173,5 @@ const struct file_operations hpfs_file_ops = const struct inode_operations hpfs_file_iops = { - .truncate = hpfs_truncate, .setattr = hpfs_setattr, }; diff --git a/fs/hpfs/inode.c b/fs/hpfs/inode.c index 804a9a8..5dc06c8 100644 --- a/fs/hpfs/inode.c +++ b/fs/hpfs/inode.c @@ -277,9 +277,12 @@ int hpfs_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) goto out_unlock; + + truncate_setsize(inode, attr->ia_size); + hpfs_truncate(inode); } setattr_copy(inode, attr); -- 1.7.3.4