diff --git a/drivers/char/raw.c b/drivers/char/raw.c
index d331c59..f5a3231 100644
--- a/drivers/char/raw.c
+++ b/drivers/char/raw.c
@@ -248,6 +248,7 @@
 	.aio_read = 	generic_file_aio_read,
 	.write	=	do_sync_write,
 	.aio_write =	blkdev_aio_write,
+	.fsync	=	block_fsync,
 	.open	=	raw_open,
 	.release=	raw_release,
 	.ioctl	=	raw_ioctl,
diff --git a/fs/block_dev.c b/fs/block_dev.c
index d11d028..8db62b2 100644
--- a/fs/block_dev.c
+++ b/fs/block_dev.c
@@ -404,7 +404,7 @@
  *	NULL first argument is nfsd_sync_dir() and that's not a directory.
  */
  
-static int block_fsync(struct file *filp, struct dentry *dentry, int datasync)
+int block_fsync(struct file *filp, struct dentry *dentry, int datasync)
 {
 	struct block_device *bdev = I_BDEV(filp->f_mapping->host);
 	int error;
@@ -418,6 +418,7 @@
 		error = 0;
 	return error;
 }
+EXPORT_SYMBOL(block_fsync);
 
 /*
  * pseudo-fs
diff --git a/include/linux/fs.h b/include/linux/fs.h
index 10b8ded..5d9c7e2 100644
--- a/include/linux/fs.h
+++ b/include/linux/fs.h
@@ -2212,6 +2212,7 @@
 /* fs/block_dev.c */
 extern ssize_t blkdev_aio_write(struct kiocb *iocb, const struct iovec *iov,
 				unsigned long nr_segs, loff_t pos);
+extern int block_fsync(struct file *filp, struct dentry *dentry, int datasync);
 
 /* fs/splice.c */
 extern ssize_t generic_file_splice_read(struct file *, loff_t *,