comedi_buf_write_alloc
EXPORT_SYMBOL_GPL(comedi_buf_write_alloc);
comedi_buf_write_alloc(s, async->prealloc_bufsz);
comedi_buf_write_alloc(s, s->async->prealloc_bufsz);
comedi_buf_write_alloc(s, s->async->prealloc_bufsz);
comedi_buf_write_alloc(s, async->prealloc_bufsz);
unsigned int comedi_buf_write_alloc(struct comedi_subdevice *s, unsigned int n);