/* multipath_end_bh_io() is called when we have finished servicing a multipathed operation and are ready to return a success/failure code to the buffer cache layer.  */
static void multipath_end_bh_io(struct multipath_bh *mp_bh, int err)
/* multipath_end_bh_io() is called when we have finished servicing a multipathed operation and are ready to return a success/failure code to the buffer cache layer.  */
static void multipath_end_bh_io(struct multipath_bh *mp_bh, int err)
{
	struct bio *bio = mp_bh->master_bio;
	multipath_conf_t *conf = mp_bh->mddev->private;
	bio_endio(bio, err);
	mempool_free(mp_bh, conf->pool);
}