free_end          316 drivers/staging/comedi/comedi_buf.c 	unsigned int free_end = async->buf_read_count + async->prealloc_bufsz;
free_end          318 drivers/staging/comedi/comedi_buf.c 	return free_end - async->buf_write_alloc_count;
free_end          324 drivers/staging/comedi/comedi_buf.c 	unsigned int free_end = async->buf_read_count + async->prealloc_bufsz;
free_end          326 drivers/staging/comedi/comedi_buf.c 	return free_end - async->buf_write_count;