diff options
Diffstat (limited to 'fs/udf/fsync.c')
-rw-r--r-- | fs/udf/fsync.c | 56 |
1 files changed, 56 insertions, 0 deletions
diff --git a/fs/udf/fsync.c b/fs/udf/fsync.c new file mode 100644 index 0000000..2dde6b8 --- /dev/null +++ b/fs/udf/fsync.c @@ -0,0 +1,56 @@ +/* + * fsync.c + * + * PURPOSE + * Fsync handling routines for the OSTA-UDF(tm) filesystem. + * + * CONTACTS + * E-mail regarding any portion of the Linux UDF file system should be + * directed to the development team mailing list (run by majordomo): + * linux_udf@hpesjro.fc.hp.com + * + * COPYRIGHT + * This file is distributed under the terms of the GNU General Public + * License (GPL). Copies of the GPL can be obtained from: + * ftp://prep.ai.mit.edu/pub/gnu/GPL + * Each contributing author retains all rights to their own work. + * + * (C) 1999-2001 Ben Fennema + * (C) 1999-2000 Stelias Computing Inc + * + * HISTORY + * + * 05/22/99 blf Created. + */ + +#include "udfdecl.h" + +#include <linux/fs.h> +#include <linux/smp_lock.h> + +static int udf_fsync_inode(struct inode *, int); + +/* + * File may be NULL when we are called. Perhaps we shouldn't + * even pass file to fsync ? + */ + +int udf_fsync_file(struct file * file, struct dentry *dentry, int datasync) +{ + struct inode *inode = dentry->d_inode; + return udf_fsync_inode(inode, datasync); +} + +static int udf_fsync_inode(struct inode *inode, int datasync) +{ + int err; + + err = sync_mapping_buffers(inode->i_mapping); + if (!(inode->i_state & I_DIRTY)) + return err; + if (datasync && !(inode->i_state & I_DIRTY_DATASYNC)) + return err; + + err |= udf_sync_inode (inode); + return err ? -EIO : 0; +} |