geom/stripe/g_stripe.c

149 	u_int i, no;
151 	no = 0;
154 			no++;
157 	return (no);
189 	/* If there are no valid disks anymore, remove device. */
308 g_stripe_start_fast(struct bio *bp, u_int no, off_t offset, off_t length)
337 	cbp->bio_caller2 = sc->sc_disks[no];
343 	for (no++; length > 0; no++, length -= stripesize, addr += stripesize) {
344 		if (no > sc->sc_ndisks - 1) {
345 			no = 0;
393 			cbp->bio_caller2 = sc->sc_disks[no];
436 g_stripe_start_economic(struct bio *bp, u_int no, off_t offset, off_t length)
470 	cbp->bio_caller2 = sc->sc_disks[no];
477 	for (no++; length > 0; no++, length -= stripesize) {
478 		if (no > sc->sc_ndisks - 1) {
479 			no = 0;
508 		cbp->bio_caller2 = sc->sc_disks[no];
542 	u_int no;
545 	for (no = 0; no < sc->sc_ndisks; no++) {
560 		cbp->bio_caller2 = sc->sc_disks[no];
561 		cbp->bio_to = sc->sc_disks[no]->provider;
577 	u_int no, stripesize;
616 	no = nstripe % sc->sc_ndisks;
634 	 *    there will be no need to send more than one I/O request to
649 		error = g_stripe_start_fast(bp, no, offset, length);
657 	 * 2. "Fast" mode failed. It can only fail if there is no memory.
660 		error = g_stripe_start_economic(bp, no, offset, length);
673 	u_int no, sectorsize = 0;
692 	for (no = 1; no < sc->sc_ndisks; no++) {
693 		dp = sc->sc_disks[no]->provider;
750 g_stripe_add_disk(struct g_stripe_softc *sc, struct g_provider *pp, u_int no)
758 	if (no >= sc->sc_ndisks)
762 	if (sc->sc_disks[no] != NULL)
771 	cp->index = no;
802 	sc->sc_disks[no] = cp;
821 	u_int no;
868 	for (no = 0; no < sc->sc_ndisks; no++)
869 		sc->sc_disks[no] = NULL;
979 	/* There was no md_provider field in earlier versions of metadata. */
982 	/* There was no md_provsize field in earlier versions of metadata. */
1042 	u_int attached, no;
1086 	for (no = 1; no < *nargs; no++) {
1087 		snprintf(param, sizeof(param), "arg%u", no);
1090 			gctl_error(req, "No 'arg%u' argument.", no);
1112 	for (attached = 0, no = 1; no < *nargs; no++) {
1113 		snprintf(param, sizeof(param), "arg%u", no);
1116 			gctl_error(req, "No 'arg%u' argument.", no);
1123 		if (g_stripe_add_disk(sc, pp, no - 1) != 0) {
1125 			    no, pp->name, gp->name);