lib/format_text/format-text.c

149 	struct raw_locn *rlocn;
176 	rlocn = mdah->raw_locns;
184 	latest_mrec_offset = rlocn->offset + area->start;
187 	 * Start searching at rlocn (point of live metadata) and go
372 	struct raw_locn *rlocn, *rlocn_precommitted;
375 	rlocn = mdah->raw_locns;	/* Slot 0 */
376 	rlocn_precommitted = rlocn + 1;	/* Slot 1 */
380 	    (rlocn_precommitted->offset != rlocn->offset)) {
381 		rlocn = rlocn_precommitted;
387 	if (!dev_read(dev_area->dev, dev_area->start + rlocn->offset,
393 		return rlocn;
407 static uint64_t _next_rlocn_offset(struct raw_locn *rlocn,
410 	if (!rlocn)
416 	return ((rlocn->offset + rlocn->size +
417 		(SECTOR_SIZE - rlocn->size % SECTOR_SIZE) -
450 	struct raw_locn *rlocn;
462 	if (!(rlocn = _find_vg_rlocn(area, mdah, vgname, &precommitted))) {
467 	if (rlocn->offset + rlocn->size > mdah->size)
468 		wrap = (uint32_t) ((rlocn->offset + rlocn->size) - mdah->size);
470 	if (wrap > rlocn->offset) {
478 				     (off_t) (area->start + rlocn->offset),
479 				     (uint32_t) (rlocn->size - wrap),
481 				     wrap, calc_crc, rlocn->checksum, &when,
487 		  area->start + rlocn->offset, rlocn->size);
522 	struct raw_locn *rlocn;
547 	rlocn = _find_vg_rlocn(&mdac->area, mdah, vg->name, &noprecommit);
548 	mdac->rlocn.offset = _next_rlocn_offset(rlocn, mdah);
557 	mdac->rlocn.size = fidtc->raw_metadata_buf_size;
559 	if (mdac->rlocn.offset + mdac->rlocn.size > mdah->size)
560 		new_wrap = (mdac->rlocn.offset + mdac->rlocn.size) - mdah->size;
562 	if (rlocn && (rlocn->offset + rlocn->size > mdah->size))
563 		old_wrap = (rlocn->offset + rlocn->size) - mdah->size;
566 			    mdac->rlocn.offset + mdac->rlocn.size;
569 	    (rlocn && (new_wrap || old_wrap) && (new_end > rlocn->offset)) ||
570 	    (mdac->rlocn.size >= mdah->size)) {
578 		  mdac->rlocn.offset, mdac->rlocn.size - new_wrap);
581 	if (!dev_write(mdac->area.dev, mdac->area.start + mdac->rlocn.offset,
582 		       (size_t) (mdac->rlocn.size - new_wrap),
595 			       mdac->rlocn.size - new_wrap))
599 	mdac->rlocn.checksum = calc_crc(INITIAL_CRC, fidtc->raw_metadata_buf,
600 					(uint32_t) (mdac->rlocn.size -
603 		mdac->rlocn.checksum = calc_crc(mdac->rlocn.checksum,
605 						mdac->rlocn.size -
632 	struct raw_locn *rlocn;
652 	if (!(rlocn = _find_vg_rlocn(&mdac->area, mdah, vg->name, &noprecommit))) {
662 		rlocn = &mdah->raw_locns[0];
666 		rlocn++;
668 		/* If not precommitting, wipe the precommitted rlocn */
675 	if (mdac->rlocn.size) {
676 		rlocn->offset = mdac->rlocn.offset;
677 		rlocn->size = mdac->rlocn.size;
678 		rlocn->checksum = mdac->rlocn.checksum;
742 	mdac->rlocn.size = 0;
751 	struct raw_locn *rlocn;
761 	if (!(rlocn = _find_vg_rlocn(&mdac->area, mdah, vg->name, &noprecommit))) {
762 		rlocn = &mdah->raw_locns[0];
766 	rlocn->offset = 0;
767 	rlocn->size = 0;
768 	rlocn->checksum = 0;
1045 	struct raw_locn *rlocn;
1064 	rlocn = mdah->raw_locns;
1069 	if (!rlocn->offset)
1073 	if (!dev_read(dev_area->dev, dev_area->start + rlocn->offset,
1088 	if (rlocn->offset + rlocn->size > mdah->size)
1089 		wrap = (uint32_t) ((rlocn->offset + rlocn->size) - mdah->size);
1091 	if (wrap > rlocn->offset) {
1100 						   rlocn->offset),
1101 					  (uint32_t) (rlocn->size - wrap),
1104 					  wrap, calc_crc, rlocn->checksum,
1122 		  dev_name(dev_area->dev), dev_area->start + rlocn->offset,
1123 		  rlocn->size, dev_area->start, dev_area->size, vgname, uuid);
1126 		current_usage = (rlocn->size + SECTOR_SIZE - UINT64_C(1)) -
1127 				 (rlocn->size + SECTOR_SIZE - UINT64_C(1)) % SECTOR_SIZE;