mtd/ubi/fastmap.c

1126  * @new_fm: the to be written fastmap
1131 			     struct ubi_fastmap_layout *new_fm)
1188 	fmsb->used_blocks = cpu_to_be32(new_fm->used_blocks);
1336 	dbg_bld("writing fastmap SB to PEB %i", new_fm->e[0]->pnum);
1337 	ret = ubi_io_write_vid_hdr(ubi, new_fm->e[0]->pnum, avbuf);
1343 	for (i = 0; i < new_fm->used_blocks; i++) {
1344 		fmsb->block_loc[i] = cpu_to_be32(new_fm->e[i]->pnum);
1345 		set_seen(ubi, new_fm->e[i]->pnum, seen_pebs);
1346 		fmsb->block_ec[i] = cpu_to_be32(new_fm->e[i]->ec);
1353 	for (i = 1; i < new_fm->used_blocks; i++) {
1357 			new_fm->e[i]->pnum, be64_to_cpu(dvhdr->sqnum));
1358 		ret = ubi_io_write_vid_hdr(ubi, new_fm->e[i]->pnum, dvbuf);
1361 				new_fm->e[i]->pnum);
1366 	for (i = 0; i < new_fm->used_blocks; i++) {
1368 					new_fm->e[i]->pnum, 0, ubi->leb_size);
1371 				new_fm->e[i]->pnum);
1376 	ubi_assert(new_fm);
1377 	ubi->fm = new_fm;
1492 	struct ubi_fastmap_layout *new_fm, *old_fm;
1504 	new_fm = kzalloc(sizeof(*new_fm), GFP_NOFS);
1505 	if (!new_fm) {
1512 	new_fm->used_blocks = ubi->fm_size / ubi->leb_size;
1516 	if (new_fm->used_blocks > UBI_FM_MAX_BLOCKS) {
1522 	for (i = 1; i < new_fm->used_blocks; i++) {
1534 						ubi_wl_put_fm_peb(ubi, new_fm->e[j],
1536 						new_fm->e[j] = NULL;
1540 				new_fm->e[i] = old_fm->e[i];
1546 					ubi_wl_put_fm_peb(ubi, new_fm->e[j], j, 0);
1547 					new_fm->e[j] = NULL;
1554 			new_fm->e[i] = tmp_e;
1565 	if (old_fm && new_fm->used_blocks < old_fm->used_blocks) {
1566 		for (i = new_fm->used_blocks; i < old_fm->used_blocks; i++) {
1585 				for (i = 1; i < new_fm->used_blocks; i++) {
1586 					ubi_wl_put_fm_peb(ubi, new_fm->e[i],
1588 					new_fm->e[i] = NULL;
1592 			new_fm->e[0] = old_fm->e[0];
1598 			new_fm->e[0] = tmp_e;
1605 			for (i = 1; i < new_fm->used_blocks; i++) {
1606 				ubi_wl_put_fm_peb(ubi, new_fm->e[i], i, 0);
1607 				new_fm->e[i] = NULL;
1613 		new_fm->e[0] = tmp_e;
1616 	ret = ubi_write_fastmap(ubi, new_fm);
1640 		return_fm_pebs(ubi, new_fm);
1644 	kfree(new_fm);