88 				   struct yaffs_block_info *bi)  in yaffs2_clear_oldest_dirty_seq()  argument
94 	if (!bi || bi->seq_number == dev->oldest_dirty_seq) {  in yaffs2_clear_oldest_dirty_seq()
106 				    struct yaffs_block_info *bi)  in yaffs2_update_oldest_dirty_seq()  argument
112 		if (dev->oldest_dirty_seq > bi->seq_number) {  in yaffs2_update_oldest_dirty_seq()
113 			dev->oldest_dirty_seq = bi->seq_number;  in yaffs2_update_oldest_dirty_seq()
119 int yaffs_block_ok_for_gc(struct yaffs_dev *dev, struct yaffs_block_info *bi)  in yaffs_block_ok_for_gc()  argument
125 	if (!bi->has_shrink_hdr)  in yaffs_block_ok_for_gc()
133 	return (bi->seq_number <= dev->oldest_dirty_seq);  in yaffs_block_ok_for_gc()
146 	struct yaffs_block_info *bi;  in yaffs2_find_refresh_block()  local
173 	bi = dev->block_info;  in yaffs2_find_refresh_block()
176 		if (bi->block_state == YAFFS_BLOCK_STATE_FULL) {  in yaffs2_find_refresh_block()
178 			if (oldest < 1 || bi->seq_number < oldest_seq) {  in yaffs2_find_refresh_block()
180 				oldest_seq = bi->seq_number;  in yaffs2_find_refresh_block()
183 		bi++;  in yaffs2_find_refresh_block()
934 		struct yaffs_block_info *bi,  in yaffs2_scan_chunk()  argument
957 		tags.seq_number = bi->seq_number;  in yaffs2_scan_chunk()
987 			bi->block_state = YAFFS_BLOCK_STATE_EMPTY;  in yaffs2_scan_chunk()
990 			if (bi->block_state == YAFFS_BLOCK_STATE_NEEDS_SCAN ||  in yaffs2_scan_chunk()
991 			    bi->block_state == YAFFS_BLOCK_STATE_ALLOCATING) {  in yaffs2_scan_chunk()
992 				if (dev->seq_number == bi->seq_number) {  in yaffs2_scan_chunk()
998 					bi->block_state =  in yaffs2_scan_chunk()
1028 		   tags.seq_number != bi->seq_number) {  in yaffs2_scan_chunk()
1043 		bi->pages_in_use++;  in yaffs2_scan_chunk()
1090 		bi->pages_in_use++;  in yaffs2_scan_chunk()
1185 					bi->has_shrink_hdr = 1;  in yaffs2_scan_chunk()
1280 				bi->has_shrink_hdr = 1;  in yaffs2_scan_chunk()
1349 	struct yaffs_block_info *bi;  in yaffs2_scan_backwards()  local
1386 	bi = dev->block_info;  in yaffs2_scan_backwards()
1390 		bi->pages_in_use = 0;  in yaffs2_scan_backwards()
1391 		bi->soft_del_pages = 0;  in yaffs2_scan_backwards()
1395 		bi->block_state = state;  in yaffs2_scan_backwards()
1396 		bi->seq_number = seq_number;  in yaffs2_scan_backwards()
1398 		if (bi->seq_number == YAFFS_SEQUENCE_CHECKPOINT_DATA)  in yaffs2_scan_backwards()
1399 			bi->block_state = YAFFS_BLOCK_STATE_CHECKPOINT;  in yaffs2_scan_backwards()
1400 		if (bi->seq_number == YAFFS_SEQUENCE_BAD_BLOCK)  in yaffs2_scan_backwards()
1401 			bi->block_state = YAFFS_BLOCK_STATE_DEAD;  in yaffs2_scan_backwards()
1405 			blk, bi->block_state, seq_number);  in yaffs2_scan_backwards()
1407 		if (bi->block_state == YAFFS_BLOCK_STATE_CHECKPOINT) {  in yaffs2_scan_backwards()
1410 		} else if (bi->block_state == YAFFS_BLOCK_STATE_DEAD) {  in yaffs2_scan_backwards()
1413 		} else if (bi->block_state == YAFFS_BLOCK_STATE_EMPTY) {  in yaffs2_scan_backwards()
1417 		} else if (bi->block_state ==  in yaffs2_scan_backwards()
1434 		bi++;  in yaffs2_scan_backwards()
1464 		bi = yaffs_get_block_info(dev, blk);  in yaffs2_scan_backwards()
1477 		     (bi->block_state == YAFFS_BLOCK_STATE_NEEDS_SCAN ||  in yaffs2_scan_backwards()
1478 		      bi->block_state == YAFFS_BLOCK_STATE_ALLOCATING);  in yaffs2_scan_backwards()
1483 			if (yaffs2_scan_chunk(dev, bi, blk, c,  in yaffs2_scan_backwards()
1490 		if (bi->block_state == YAFFS_BLOCK_STATE_NEEDS_SCAN) {  in yaffs2_scan_backwards()
1493 			bi->block_state = YAFFS_BLOCK_STATE_FULL;  in yaffs2_scan_backwards()
1497 		if (bi->pages_in_use == 0 &&  in yaffs2_scan_backwards()
1498 		    !bi->has_shrink_hdr &&  in yaffs2_scan_backwards()
1499 		    bi->block_state == YAFFS_BLOCK_STATE_FULL) {  in yaffs2_scan_backwards()