affs: drop vmtruncate

Removed vmtruncate

Signed-off-by: Marco Stornelli <marco.stornelli@gmail.com>
Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>

2 files changed, 16 insertions, 7 deletions

diff --git a/fs/affs/file.c b/fs/affs/file.c
index 2f4c935cb327..af3261b78102 100644
--- a/fs/affs/file.c
+++ b/fs/affs/file.c
@@ -39,7 +39,6 @@ const struct file_operations affs_file_operations = {
 };
 
 const struct inode_operations affs_file_inode_operations = {
-        .truncate       = affs_truncate,
         .setattr        = affs_notify_change,
 };
 
@@ -402,6 +401,16 @@ static int affs_readpage(struct file *file, struct page *page)
         return block_read_full_page(page, affs_get_block);
 }
 
+static void affs_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);
+                affs_truncate(inode);
+        }
+}
+
 static int affs_write_begin(struct file *file, struct address_space *mapping,
                         loff_t pos, unsigned len, unsigned flags,
                         struct page **pagep, void **fsdata)
@@ -412,11 +421,8 @@ static int affs_write_begin(struct file *file, struct address_space *mapping,
         ret = cont_write_begin(file, mapping, pos, len, flags, pagep, fsdata,
                                 affs_get_block,
                                 &AFFS_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))
+                affs_write_failed(mapping, pos + len);
 
         return ret;
 }
diff --git a/fs/affs/inode.c b/fs/affs/inode.c
index 15c484268229..0e092d08680e 100644
--- a/fs/affs/inode.c
+++ b/fs/affs/inode.c
@@ -237,9 +237,12 @@ affs_notify_change(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);
+                affs_truncate(inode);
         }
 
         setattr_copy(inode, attr);