5 * Fsync handling routines for the OSTA-UDF(tm) filesystem.
8 * E-mail regarding any portion of the Linux UDF file system should be
9 * directed to the development team mailing list (run by majordomo):
10 * linux_udf@hpesjro.fc.hp.com
13 * This file is distributed under the terms of the GNU General Public
14 * License (GPL). Copies of the GPL can be obtained from:
15 * ftp://prep.ai.mit.edu/pub/gnu/GPL
16 * Each contributing author retains all rights to their own work.
18 * (C) 1999-2001 Ben Fennema
19 * (C) 1999-2000 Stelias Computing Inc
23 * 05/22/99 blf Created.
29 #include <linux/smp_lock.h>
31 static int udf_fsync_inode(struct inode *, int);
34 * File may be NULL when we are called. Perhaps we shouldn't
35 * even pass file to fsync ?
38 int udf_fsync_file(struct file * file, struct dentry *dentry, int datasync)
40 struct inode *inode = dentry->d_inode;
41 return udf_fsync_inode(inode, datasync);
44 static int udf_fsync_inode(struct inode *inode, int datasync)
48 err = sync_mapping_buffers(inode->i_mapping);
49 if (!(inode->i_state & I_DIRTY))
51 if (datasync && !(inode->i_state & I_DIRTY_DATASYNC))
54 err |= udf_sync_inode (inode);
55 return err ? -EIO : 0;