fs/yaffs2/yaffs_guts.c

231 			      struct yaffs_block_info *bi)
233 	if (!bi->gc_prioritise) {
234 		bi->gc_prioritise = 1;
236 		bi->chunk_error_strikes++;
238 		if (bi->chunk_error_strikes > 3) {
239 			bi->needs_retiring = 1;	/* Too many stikes, so retire */
251 	struct yaffs_block_info *bi = yaffs_get_block_info(dev, flash_block);
253 	yaffs_handle_chunk_error(dev, bi);
258 		bi->needs_retiring = 1;
376 	struct yaffs_block_info *bi;
397 		bi = yaffs_get_block_info(dev, dev->alloc_block_finder);
399 		if (bi->block_state == YAFFS_BLOCK_STATE_EMPTY) {
400 			bi->block_state = YAFFS_BLOCK_STATE_ALLOCATING;
402 			bi->seq_number = dev->seq_number;
423 	struct yaffs_block_info *bi;
442 		bi = yaffs_get_block_info(dev, dev->alloc_block);
446 		bi->pages_in_use++;
455 			bi->block_state = YAFFS_BLOCK_STATE_FULL;
460 			*block_ptr = bi;
490 	struct yaffs_block_info *bi;
493 		bi = yaffs_get_block_info(dev, dev->alloc_block);
494 		if (bi->block_state == YAFFS_BLOCK_STATE_ALLOCATING) {
495 			bi->block_state = YAFFS_BLOCK_STATE_FULL;
512 		struct yaffs_block_info *bi = 0;
515 		chunk = yaffs_alloc_chunk(dev, use_reserver, &bi);
549 			bi->skip_erased_check = 0;
551 		if (!bi->skip_erased_check) {
569 		if (!bi->skip_erased_check)
580 		bi->skip_erased_check = 1;
607 	struct yaffs_block_info *bi = yaffs_get_block_info(dev, flash_block);
611 	yaffs2_clear_oldest_dirty_seq(dev, bi);
640 	bi->block_state = YAFFS_BLOCK_STATE_DEAD;
641 	bi->gc_prioritise = 0;
642 	bi->needs_retiring = 0;
2308 	struct yaffs_block_info *bi = yaffs_get_block_info(dev, block_no);
2318 		block_no, bi->block_state,
2319 		(bi->needs_retiring) ? "needs retiring" : "");
2321 	yaffs2_clear_oldest_dirty_seq(dev, bi);
2323 	bi->block_state = YAFFS_BLOCK_STATE_DIRTY;
2336 	if (!bi->needs_retiring) {
2370 	bi->block_state = YAFFS_BLOCK_STATE_EMPTY;
2371 	bi->seq_number = 0;
2373 	bi->pages_in_use = 0;
2374 	bi->soft_del_pages = 0;
2375 	bi->has_shrink_hdr = 0;
2376 	bi->skip_erased_check = 1;	/* Clean, so no need to check */
2377 	bi->gc_prioritise = 0;
2378 	bi->has_summary = 0;
2386 					struct yaffs_block_info *bi,
2454 		bi->soft_del_pages--;
2538 	struct yaffs_block_info *bi = yaffs_get_block_info(dev, block);
2540 	is_checkpt_block = (bi->block_state == YAFFS_BLOCK_STATE_CHECKPOINT);
2544 		block, bi->pages_in_use, bi->has_shrink_hdr,
2549 	if (bi->block_state == YAFFS_BLOCK_STATE_FULL)
2550 		bi->block_state = YAFFS_BLOCK_STATE_COLLECTING;
2552 	bi->has_shrink_hdr = 0;	/* clear the flag so that the block can erase */
2567 		yaffs_verify_blk(dev, bi, block);
2575 		     (bi->block_state == YAFFS_BLOCK_STATE_COLLECTING) &&
2581 				ret_val = yaffs_gc_process_chunk(dev, bi,
2588 	yaffs_verify_collected_blk(dev, bi, block);
2590 	if (bi->block_state == YAFFS_BLOCK_STATE_COLLECTING) {
2595 		bi->block_state = YAFFS_BLOCK_STATE_FULL;
2643 	struct yaffs_block_info *bi;
2649 		bi = dev->block_info;
2653 			if (bi->gc_prioritise) {
2655 				if (bi->block_state == YAFFS_BLOCK_STATE_FULL &&
2656 				    yaffs_block_ok_for_gc(dev, bi)) {
2661 			bi++;
2724 			bi = yaffs_get_block_info(dev, dev->gc_block_finder);
2726 			pages_used = bi->pages_in_use - bi->soft_del_pages;
2728 			if (bi->block_state == YAFFS_BLOCK_STATE_FULL &&
2732 			    yaffs_block_ok_for_gc(dev, bi)) {
2754 			bi = yaffs_get_block_info(dev, selected);
2756 			    bi->pages_in_use - bi->soft_del_pages;
2931 	struct yaffs_block_info *bi;
2944 	bi = yaffs_get_block_info(dev, block);
2946 	yaffs2_update_oldest_dirty_seq(dev, block, bi);
2953 	    bi->block_state != YAFFS_BLOCK_STATE_COLLECTING) {
2966 	if (bi->block_state == YAFFS_BLOCK_STATE_ALLOCATING ||
2967 	    bi->block_state == YAFFS_BLOCK_STATE_FULL ||
2968 	    bi->block_state == YAFFS_BLOCK_STATE_NEEDS_SCAN ||
2969 	    bi->block_state == YAFFS_BLOCK_STATE_COLLECTING) {
2972 		bi->pages_in_use--;
2974 		if (bi->pages_in_use == 0 &&
2975 		    !bi->has_shrink_hdr &&
2976 		    bi->block_state != YAFFS_BLOCK_STATE_ALLOCATING &&
2977 		    bi->block_state != YAFFS_BLOCK_STATE_NEEDS_SCAN) {
3263 	struct yaffs_block_info *bi;
3393 		bi = yaffs_get_block_info(in->my_dev,
3396 		bi->has_shrink_hdr = 1;