repair bfs_write_inode(), switch bfs to simple_fsync()

Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>

2 files changed, 13 insertions, 7 deletions

diff --git a/fs/bfs/dir.c b/fs/bfs/dir.c
index 4dd1b623f937..54bd07d44e68 100644
--- a/fs/bfs/dir.c
+++ b/fs/bfs/dir.c
@@ -79,7 +79,7 @@ static int bfs_readdir(struct file *f, void *dirent, filldir_t filldir)
 const struct file_operations bfs_dir_operations = {
         .read           = generic_read_dir,
         .readdir        = bfs_readdir,
-        .fsync          = file_fsync,
+        .fsync          = simple_fsync,
         .llseek         = generic_file_llseek,
 };
 
@@ -205,7 +205,7 @@ static int bfs_unlink(struct inode *dir, struct dentry *dentry)
                 inode->i_nlink = 1;
         }
         de->ino = 0;
-        mark_buffer_dirty(bh);
+        mark_buffer_dirty_inode(bh, dir);
         dir->i_ctime = dir->i_mtime = CURRENT_TIME_SEC;
         mark_inode_dirty(dir);
         inode->i_ctime = dir->i_ctime;
@@ -267,7 +267,7 @@ static int bfs_rename(struct inode *old_dir, struct dentry *old_dentry,
                 new_inode->i_ctime = CURRENT_TIME_SEC;
                 inode_dec_link_count(new_inode);
         }
-        mark_buffer_dirty(old_bh);
+        mark_buffer_dirty_inode(old_bh, old_dir);
         error = 0;
 
 end_rename:
@@ -320,7 +320,7 @@ static int bfs_add_entry(struct inode *dir, const unsigned char *name,
                                 for (i = 0; i < BFS_NAMELEN; i++)
                                         de->name[i] =
                                                 (i < namelen) ? name[i] : 0;
-                                mark_buffer_dirty(bh);
+                                mark_buffer_dirty_inode(bh, dir);
                                 brelse(bh);
                                 return 0;
                         }
diff --git a/fs/bfs/inode.c b/fs/bfs/inode.c
index 3a9a1361fdc1..d1d9d9088371 100644
--- a/fs/bfs/inode.c
+++ b/fs/bfs/inode.c
@@ -98,14 +98,15 @@ error:
         return ERR_PTR(-EIO);
 }
 
-static int bfs_write_inode(struct inode *inode, int unused)
+static int bfs_write_inode(struct inode *inode, int wait)
 {
+        struct bfs_sb_info *info = BFS_SB(inode->i_sb);
         unsigned int ino = (u16)inode->i_ino;
         unsigned long i_sblock;
         struct bfs_inode *di;
         struct buffer_head *bh;
         int block, off;
-        struct bfs_sb_info *info = BFS_SB(inode->i_sb);
+        int err = 0;
 
         dprintf("ino=%08x\n", ino);
 
@@ -146,9 +147,14 @@ static int bfs_write_inode(struct inode *inode, int unused)
         di->i_eoffset = cpu_to_le32(i_sblock * BFS_BSIZE + inode->i_size - 1);
 
         mark_buffer_dirty(bh);
+        if (wait) {
+                sync_dirty_buffer(bh);
+                if (buffer_req(bh) && !buffer_uptodate(bh))
+                        err = -EIO;
+        }
         brelse(bh);
         mutex_unlock(&info->bfs_lock);
-        return 0;
+        return err;
 }
 
 static void bfs_delete_inode(struct inode *inode)