geom/mirror/g_mirror.c

872 	struct bio *pbp;
874 	pbp = bp->bio_parent;
875 	sc = pbp->bio_to->geom->softc;
877 	if (pbp->bio_error == 0)
878 		pbp->bio_error = bp->bio_error;
879 	pbp->bio_completed += bp->bio_completed;
880 	pbp->bio_inbed++;
881 	if (pbp->bio_children == pbp->bio_inbed) {
883 		g_io_deliver(pbp, pbp->bio_error);
907 	struct bio *pbp;
911 	pbp = bp->bio_parent;
912 	sc = pbp->bio_to->geom->softc;
923 	pbp->bio_inbed++;
924 	KASSERT(pbp->bio_inbed <= pbp->bio_children,
925 	    ("bio_inbed (%u) is bigger than bio_children (%u).", pbp->bio_inbed,
926 	    pbp->bio_children));
927 	if (bp->bio_error == 0 && pbp->bio_error == 0) {
930 		if (pbp->bio_children == pbp->bio_inbed) {
931 			G_MIRROR_LOGREQ(3, pbp, "Request delivered.");
932 			pbp->bio_completed = pbp->bio_length;
933 			if (pbp->bio_cmd == BIO_WRITE ||
934 			    pbp->bio_cmd == BIO_DELETE) {
935 				bioq_remove(&sc->sc_inflight, pbp);
939 			g_io_deliver(pbp, pbp->bio_error);
943 		if (pbp->bio_error == 0)
944 			pbp->bio_error = bp->bio_error;
965 		switch (pbp->bio_cmd) {
968 			pbp->bio_inbed--;
969 			pbp->bio_children--;
975 	switch (pbp->bio_cmd) {
977 		if (pbp->bio_inbed < pbp->bio_children)
980 			g_io_deliver(pbp, pbp->bio_error);
982 			pbp->bio_error = 0;
984 			bioq_disksort(&sc->sc_queue, pbp);
992 		if (pbp->bio_children == 0) {
996 		} else if (pbp->bio_inbed < pbp->bio_children) {
999 		} else if (pbp->bio_children == pbp->bio_inbed) {
1001 			pbp->bio_error = 0;
1002 			pbp->bio_completed = pbp->bio_length;
1004 		bioq_remove(&sc->sc_inflight, pbp);
1007 		g_io_deliver(pbp, pbp->bio_error);
1010 		KASSERT(1 == 0, ("Invalid request: %u.", pbp->bio_cmd));