geom/stripe/g_stripe.c

146 	u_int i, no;
148 	no = 0;
151 			no++;
154 	return (no);
186 	/* If there are no valid disks anymore, remove device. */
305 g_stripe_start_fast(struct bio *bp, u_int no, off_t offset, off_t length)
334 	cbp->bio_caller2 = sc->sc_disks[no];
340 	for (no++; length > 0; no++, length -= stripesize, addr += stripesize) {
341 		if (no > sc->sc_ndisks - 1) {
342 			no = 0;
390 			cbp->bio_caller2 = sc->sc_disks[no];
433 g_stripe_start_economic(struct bio *bp, u_int no, off_t offset, off_t length)
467 	cbp->bio_caller2 = sc->sc_disks[no];
474 	for (no++; length > 0; no++, length -= stripesize) {
475 		if (no > sc->sc_ndisks - 1) {
476 			no = 0;
505 		cbp->bio_caller2 = sc->sc_disks[no];
539 	u_int no;
542 	for (no = 0; no < sc->sc_ndisks; no++) {
557 		cbp->bio_caller2 = sc->sc_disks[no];
558 		cbp->bio_to = sc->sc_disks[no]->provider;
574 	u_int no, stripesize;
613 	no = nstripe % sc->sc_ndisks;
631 	 *    there will be no need to send more than one I/O request to
646 		error = g_stripe_start_fast(bp, no, offset, length);
654 	 * 2. "Fast" mode failed. It can only fail if there is no memory.
657 		error = g_stripe_start_economic(bp, no, offset, length);
670 	u_int no, sectorsize = 0;
689 	for (no = 1; no < sc->sc_ndisks; no++) {
690 		dp = sc->sc_disks[no]->provider;
747 g_stripe_add_disk(struct g_stripe_softc *sc, struct g_provider *pp, u_int no)
755 	if (no >= sc->sc_ndisks)
759 	if (sc->sc_disks[no] != NULL)
768 	cp->index = no;
799 	sc->sc_disks[no] = cp;
818 	u_int no;
865 	for (no = 0; no < sc->sc_ndisks; no++)
866 		sc->sc_disks[no] = NULL;
976 	/* There was no md_provider field in earlier versions of metadata. */
979 	/* There was no md_provsize field in earlier versions of metadata. */
1039 	u_int attached, no;
1083 	for (no = 1; no < *nargs; no++) {
1084 		snprintf(param, sizeof(param), "arg%u", no);
1087 			gctl_error(req, "No 'arg%u' argument.", no);
1109 	for (attached = 0, no = 1; no < *nargs; no++) {
1110 		snprintf(param, sizeof(param), "arg%u", no);
1113 			gctl_error(req, "No 'arg%u' argument.", no);
1120 		if (g_stripe_add_disk(sc, pp, no - 1) != 0) {
1122 			    no, pp->name, gp->name);