68 static inline u16 ocfs2_find_victim_chain(struct ocfs2_chain_list *cl);
75 				  struct ocfs2_chain_list *cl);
146 static u32 ocfs2_bits_per_group(struct ocfs2_chain_list *cl)  in ocfs2_bits_per_group()  argument
148 	return (u32)le16_to_cpu(cl->cl_cpg) * (u32)le16_to_cpu(cl->cl_bpc);  in ocfs2_bits_per_group()
322 					  struct ocfs2_chain_list *cl,  in ocfs2_bg_discontig_add_extent()  argument
334 				  le16_to_cpu(cl->cl_bpc));  in ocfs2_bg_discontig_add_extent()
336 	le16_add_cpu(&bg->bg_bits, clusters * le16_to_cpu(cl->cl_bpc));  in ocfs2_bg_discontig_add_extent()
338 		     clusters * le16_to_cpu(cl->cl_bpc));  in ocfs2_bg_discontig_add_extent()
348 				  struct ocfs2_chain_list *cl)  in ocfs2_block_group_fill()  argument
378 	bg->bg_next_group = cl->cl_recs[my_chain].c_blkno;  in ocfs2_block_group_fill()
381 	if (group_clusters == le16_to_cpu(cl->cl_cpg))  in ocfs2_block_group_fill()
382 		bg->bg_bits = cpu_to_le16(ocfs2_bits_per_group(cl));  in ocfs2_block_group_fill()
384 		ocfs2_bg_discontig_add_extent(osb, bg, cl, group_blkno,  in ocfs2_block_group_fill()
404 static inline u16 ocfs2_find_smallest_chain(struct ocfs2_chain_list *cl)  in ocfs2_find_smallest_chain()  argument
409 	while (curr < le16_to_cpu(cl->cl_count)) {  in ocfs2_find_smallest_chain()
410 		if (le32_to_cpu(cl->cl_recs[best].c_total) >  in ocfs2_find_smallest_chain()
411 		    le32_to_cpu(cl->cl_recs[curr].c_total))  in ocfs2_find_smallest_chain()
422 			       struct ocfs2_chain_list *cl)  in ocfs2_block_group_alloc_contig()  argument
428 	unsigned int alloc_rec = ocfs2_find_smallest_chain(cl);  in ocfs2_block_group_alloc_contig()
431 				      le16_to_cpu(cl->cl_cpg), &bit_off,  in ocfs2_block_group_alloc_contig()
453 					bg_blkno, num_bits, alloc_rec, cl);  in ocfs2_block_group_alloc_contig()
487 					    struct ocfs2_chain_list *cl,  in ocfs2_block_group_grow_discontig()  argument
494 	unsigned int needed = le16_to_cpu(cl->cl_cpg) -  in ocfs2_block_group_grow_discontig()
495 			 le16_to_cpu(bg->bg_bits) / le16_to_cpu(cl->cl_bpc);  in ocfs2_block_group_grow_discontig()
522 		ocfs2_bg_discontig_add_extent(osb, bg, cl, p_blkno,  in ocfs2_block_group_grow_discontig()
526 		needed = le16_to_cpu(cl->cl_cpg) -  in ocfs2_block_group_grow_discontig()
527 			 le16_to_cpu(bg->bg_bits) / le16_to_cpu(cl->cl_bpc);  in ocfs2_block_group_grow_discontig()
579 				  struct ocfs2_chain_list *cl)  in ocfs2_block_group_alloc_discontig()  argument
584 	unsigned int min_bits = le16_to_cpu(cl->cl_cpg) >> 1;  in ocfs2_block_group_alloc_discontig()
586 	unsigned int alloc_rec = ocfs2_find_smallest_chain(cl);  in ocfs2_block_group_alloc_discontig()
633 					bg_blkno, num_bits, alloc_rec, cl);  in ocfs2_block_group_alloc_discontig()
640 						  bg_bh, ac, cl, min_bits);  in ocfs2_block_group_alloc_discontig()
662 	struct ocfs2_chain_list *cl;  in ocfs2_block_group_alloc()  local
671 	cl = &fe->id2.i_chain;  in ocfs2_block_group_alloc()
673 						   le16_to_cpu(cl->cl_cpg),  in ocfs2_block_group_alloc()
682 						 le16_to_cpu(cl->cl_cpg));  in ocfs2_block_group_alloc()
698 					       ac, cl);  in ocfs2_block_group_alloc()
702 							  ac, cl);  in ocfs2_block_group_alloc()
720 	le32_add_cpu(&cl->cl_recs[alloc_rec].c_free,  in ocfs2_block_group_alloc()
722 	le32_add_cpu(&cl->cl_recs[alloc_rec].c_total,  in ocfs2_block_group_alloc()
724 	cl->cl_recs[alloc_rec].c_blkno = bg->bg_blkno;  in ocfs2_block_group_alloc()
725 	if (le16_to_cpu(cl->cl_next_free_rec) < le16_to_cpu(cl->cl_count))  in ocfs2_block_group_alloc()
726 		le16_add_cpu(&cl->cl_next_free_rec, 1);  in ocfs2_block_group_alloc()
731 	le32_add_cpu(&fe->i_clusters, le16_to_cpu(cl->cl_cpg));  in ocfs2_block_group_alloc()
1382 static inline u16 ocfs2_find_victim_chain(struct ocfs2_chain_list *cl)  in ocfs2_find_victim_chain()  argument
1386 	BUG_ON(!cl->cl_next_free_rec);  in ocfs2_find_victim_chain()
1389 	while (curr < le16_to_cpu(cl->cl_next_free_rec)) {  in ocfs2_find_victim_chain()
1390 		if (le32_to_cpu(cl->cl_recs[curr].c_free) >  in ocfs2_find_victim_chain()
1391 		    le32_to_cpu(cl->cl_recs[best].c_free))  in ocfs2_find_victim_chain()
1396 	BUG_ON(best >= le16_to_cpu(cl->cl_next_free_rec));  in ocfs2_find_victim_chain()
1585 	struct ocfs2_chain_list *cl = (struct ocfs2_chain_list *) &di->id2.i_chain;  in ocfs2_alloc_dinode_update_counts()  local
1596 	le32_add_cpu(&cl->cl_recs[chain].c_free, -num_bits);  in ocfs2_alloc_dinode_update_counts()
1610 	struct ocfs2_chain_list *cl;  in ocfs2_rollback_alloc_dinode_counts()  local
1612 	cl = (struct ocfs2_chain_list *)&di->id2.i_chain;  in ocfs2_rollback_alloc_dinode_counts()
1615 	le32_add_cpu(&cl->cl_recs[chain].c_free, num_bits);  in ocfs2_rollback_alloc_dinode_counts()
1620 					 struct ocfs2_chain_list *cl)  in ocfs2_bg_discontig_fix_by_rec()  argument
1622 	unsigned int bpc = le16_to_cpu(cl->cl_bpc);  in ocfs2_bg_discontig_fix_by_rec()
1645 	struct ocfs2_chain_list *cl = &di->id2.i_chain;  in ocfs2_bg_discontig_fix_result()  local
1660 		if (ocfs2_bg_discontig_fix_by_rec(res, rec, cl)) {  in ocfs2_bg_discontig_fix_result()
1748 	struct ocfs2_chain_list *cl = (struct ocfs2_chain_list *) &fe->id2.i_chain;  in ocfs2_search_chain()  local
1757 					     le64_to_cpu(cl->cl_recs[chain].c_blkno),  in ocfs2_search_chain()
1885 	struct ocfs2_chain_list *cl;  in ocfs2_claim_suballoc_bits()  local
1924 	cl = (struct ocfs2_chain_list *) &fe->id2.i_chain;  in ocfs2_claim_suballoc_bits()
1926 	victim = ocfs2_find_victim_chain(cl);  in ocfs2_claim_suballoc_bits()
1950 	for (i = 0; i < le16_to_cpu(cl->cl_next_free_rec); i ++) {  in ocfs2_claim_suballoc_bits()
1953 		if (!cl->cl_recs[i].c_free)  in ocfs2_claim_suballoc_bits()
2457 	struct ocfs2_chain_list *cl = &fe->id2.i_chain;  in _ocfs2_free_suballoc_bits()  local
2467 	BUG_ON((count + start_bit) > ocfs2_bits_per_group(cl));  in _ocfs2_free_suballoc_bits()
2501 	le32_add_cpu(&cl->cl_recs[le16_to_cpu(group->bg_chain)].c_free,  in _ocfs2_free_suballoc_bits()