4 files changed, 28 insertions, 11 deletions

diff --git a/fs/hpfs/file.c b/fs/hpfs/file.c
index a9ae9bfa752f..c0340887c7ea 100644
--- a/fs/hpfs/file.c
+++ b/fs/hpfs/file.c
@@ -97,10 +97,19 @@ static int hpfs_write_begin(struct file *file, struct address_space *mapping,
                         loff_t pos, unsigned len, unsigned flags,
                         struct page **pagep, void **fsdata)
 {
+        int ret;
+
         *pagep = NULL;
-        return cont_write_begin(file, mapping, pos, len, flags, pagep, fsdata,
+        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);
+        }
+
+        return ret;
 }
 
 static sector_t _hpfs_bmap(struct address_space *mapping, sector_t block)
diff --git a/fs/hpfs/hpfs_fn.h b/fs/hpfs/hpfs_fn.h
index 75f9d4324851..b59eac0232a0 100644
--- a/fs/hpfs/hpfs_fn.h
+++ b/fs/hpfs/hpfs_fn.h
@@ -281,7 +281,7 @@ void hpfs_write_inode(struct inode *);
 void hpfs_write_inode_nolock(struct inode *);
 int hpfs_setattr(struct dentry *, struct iattr *);
 void hpfs_write_if_changed(struct inode *);
-void hpfs_delete_inode(struct inode *);
+void hpfs_evict_inode(struct inode *);
 
 /* map.c */
 
diff --git a/fs/hpfs/inode.c b/fs/hpfs/inode.c
index 1042a9bc97f3..56f0da1cfd10 100644
--- a/fs/hpfs/inode.c
+++ b/fs/hpfs/inode.c
@@ -277,9 +277,15 @@ int hpfs_setattr(struct dentry *dentry, struct iattr *attr)
         if (error)
                 goto out_unlock;
 
-        error = inode_setattr(inode, attr);
-        if (error)
-                goto out_unlock;
+        if ((attr->ia_valid & ATTR_SIZE) &&
+            attr->ia_size != i_size_read(inode)) {
+                error = vmtruncate(inode, attr->ia_size);
+                if (error)
+                        return error;
+        }
+
+        setattr_copy(inode, attr);
+        mark_inode_dirty(inode);
 
         hpfs_write_inode(inode);
 
@@ -296,11 +302,13 @@ void hpfs_write_if_changed(struct inode *inode)
                 hpfs_write_inode(inode);
 }
 
-void hpfs_delete_inode(struct inode *inode)
+void hpfs_evict_inode(struct inode *inode)
 {
         truncate_inode_pages(&inode->i_data, 0);
-        lock_kernel();
-        hpfs_remove_fnode(inode->i_sb, inode->i_ino);
-        unlock_kernel();
-        clear_inode(inode);
+        end_writeback(inode);
+        if (!inode->i_nlink) {
+                lock_kernel();
+                hpfs_remove_fnode(inode->i_sb, inode->i_ino);
+                unlock_kernel();
+        }
 }
diff --git a/fs/hpfs/super.c b/fs/hpfs/super.c
index aa53842c599c..2607010be2fe 100644
--- a/fs/hpfs/super.c
+++ b/fs/hpfs/super.c
@@ -450,7 +450,7 @@ static const struct super_operations hpfs_sops =
 {
         .alloc_inode    = hpfs_alloc_inode,
         .destroy_inode  = hpfs_destroy_inode,
-        .delete_inode   = hpfs_delete_inode,
+        .evict_inode    = hpfs_evict_inode,
         .put_super      = hpfs_put_super,
         .statfs         = hpfs_statfs,
         .remount_fs     = hpfs_remount_fs,