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>

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 = {