292 		ore_calc_stripe_info(layout, offset, length, &ios->si);  in ore_get_rw_state()
293 		ios->length = ios->si.length;  in ore_get_rw_state()
527 			  u64 length, struct ore_striping_info *si)  in ore_calc_stripe_info()  argument
555 	div_u64_rem(file_offset, stripe_unit, &si->unit_off);  in ore_calc_stripe_info()
557 	si->obj_offset = si->unit_off + (N * stripe_unit) +  in ore_calc_stripe_info()
559 	si->cur_comp = C - first_dev;  in ore_calc_stripe_info()
560 	si->cur_pg = si->unit_off / PAGE_SIZE;  in ore_calc_stripe_info()
567 		si->par_dev = (group_width + group_width - parity - RxP) %  in ore_calc_stripe_info()
569 		si->dev = (group_width + group_width + C - RxP) %  in ore_calc_stripe_info()
571 		si->bytes_in_stripe = U;  in ore_calc_stripe_info()
572 		si->first_stripe_start = M * S + G * T + N * U;  in ore_calc_stripe_info()
575 		si->par_dev = group_width;  in ore_calc_stripe_info()
576 		si->dev = C;  in ore_calc_stripe_info()
579 	si->dev *= layout->mirrors_p1;  in ore_calc_stripe_info()
580 	si->par_dev *= layout->mirrors_p1;  in ore_calc_stripe_info()
581 	si->offset = file_offset;  in ore_calc_stripe_info()
582 	si->length = T - H;  in ore_calc_stripe_info()
583 	if (si->length > length)  in ore_calc_stripe_info()
584 		si->length = length;  in ore_calc_stripe_info()
586 	Nlast = div_u64(H + si->length + U - 1, U);  in ore_calc_stripe_info()
587 	si->maxdevUnits = Nlast - N;  in ore_calc_stripe_info()
589 	si->M = M;  in ore_calc_stripe_info()
607 			bio_size = ios->si.maxdevUnits;  in _ore_add_stripe_unit()
609 			bio_size = (ios->si.maxdevUnits + 1) *  in _ore_add_stripe_unit()
642 		_add_stripe_page(ios->sp2d, &ios->si, pages[pg]);  in _ore_add_stripe_unit()
661 			     struct ore_striping_info *si,  in _add_parity_units()  argument
679 			per_dev->offset = si->obj_offset - si->unit_off;  in _add_parity_units()
682 		ret = _ore_add_parity_unit(ios, si, per_dev, cur_len,  in _add_parity_units()
689 			si->cur_comp = (si->cur_comp + 1) %  in _add_parity_units()
699 	struct ore_striping_info *si = &ios->si;  in _prepare_for_striping()  local
704 	unsigned dev = si->dev;  in _prepare_for_striping()
715 	BUG_ON(length > si->length);  in _prepare_for_striping()
725 			if (dev == si->dev) {  in _prepare_for_striping()
726 				WARN_ON(dev == si->par_dev);  in _prepare_for_striping()
727 				per_dev->offset = si->obj_offset;  in _prepare_for_striping()
728 				cur_len = stripe_unit - si->unit_off;  in _prepare_for_striping()
729 				page_off = si->unit_off & ~PAGE_MASK;  in _prepare_for_striping()
732 				per_dev->offset = si->obj_offset - si->unit_off;  in _prepare_for_striping()
749 		si->cur_comp = (si->cur_comp + 1) % group_width;  in _prepare_for_striping()
750 		if (unlikely((dev == si->par_dev) || (!length && ios->sp2d))) {  in _prepare_for_striping()
755 				dev = si->par_dev;  in _prepare_for_striping()
757 				si->cur_comp = group_width - ios->layout->parity;  in _prepare_for_striping()
763 			ret = _add_parity_units(ios, si, dev, first_dev,  in _prepare_for_striping()
770 			si->par_dev = (devs_in_group + si->par_dev -  in _prepare_for_striping()
774 			si->cur_comp = 0;  in _prepare_for_striping()
775 			si->cur_pg = 0;  in _prepare_for_striping()
776 			si->obj_offset += cur_len;  in _prepare_for_striping()
777 			si->unit_off = 0;  in _prepare_for_striping()
892 			per_dev->offset = ios->si.obj_offset;  in _write_mirror()
893 			per_dev->dev = ios->si.dev + dev;  in _write_mirror()
897 			       (ios->si.unit_off + ios->length >  in _write_mirror()
1078 	struct ore_striping_info si;  member
1091 	ore_calc_stripe_info(layout, file_offset, 0, &ti->si);  in _calc_trunk_info()
1093 	ti->prev_group_obj_off = ti->si.M * stripe_unit;  in _calc_trunk_info()
1094 	ti->next_group_obj_off = ti->si.M ? (ti->si.M - 1) * stripe_unit : 0;  in _calc_trunk_info()
1096 	ti->first_group_dev = ti->si.dev - (ti->si.dev % layout->group_width);  in _calc_trunk_info()
1134 		else if (i < ti.si.dev) /* dev within this group */  in ore_truncate()
1135 			obj_size = ti.si.obj_offset +  in ore_truncate()
1136 				      ios->layout->stripe_unit - ti.si.unit_off;  in ore_truncate()
1137 		else if (i == ti.si.dev)  in ore_truncate()
1138 			obj_size = ti.si.obj_offset;  in ore_truncate()
1140 			obj_size = ti.si.obj_offset - ti.si.unit_off;  in ore_truncate()