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authorMarco Stornelli <marco.stornelli@gmail.com>2012-12-15 11:49:42 +0100
committerAl Viro <viro@zeniv.linux.org.uk>2012-12-20 14:00:01 -0500
commita8f5293aac161f9dfd70d0c03c3e407d417fafe1 (patch)
tree078be908f33b4d9b958da506b1687585fdbc8d3a /fs/omfs
parent46f69557103e11fb963ae5c98b7777e90493241b (diff)
downloadlinux-linaro-stable-a8f5293aac161f9dfd70d0c03c3e407d417fafe1.tar.gz
omfs: drop vmtruncate
Removed vmtruncate Signed-off-by: Marco Stornelli <marco.stornelli@gmail.com> Acked-by: Bob Copeland <me@bobcopeland.com> Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
Diffstat (limited to 'fs/omfs')
-rw-r--r--fs/omfs/file.c22
1 files changed, 15 insertions, 7 deletions
diff --git a/fs/omfs/file.c b/fs/omfs/file.c
index 77e3cb2962b4..e0d9b3e722bd 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 = {