v9fs_mmap_file_write_iter(struct kiocb *iocb, struct iov_iter *from)
{
	/*
	 * TODO: invalidate mmaps on filp's inode between
	 * offset and offset+count
	 */
	return v9fs_file_write_iter(iocb, from);
}
v9fs_mmap_file_write_iter(struct kiocb *iocb, struct iov_iter *from)
{
	 
	return v9fs_file_write_iter(iocb, from);
}