46 	u32 cow_len;  member
2627 					   u32 *cow_len)  in ocfs2_refcount_cal_cow_clusters()  argument
2659 	*cow_len = 0;  in ocfs2_refcount_cal_cow_clusters()
2673 		if (*cow_len == 0) {  in ocfs2_refcount_cal_cow_clusters()
2687 		    (*cow_len && rec_end != le32_to_cpu(rec->e_cpos)) ||  in ocfs2_refcount_cal_cow_clusters()
2704 		if (!*cow_len)  in ocfs2_refcount_cal_cow_clusters()
2708 				(*cow_start + *cow_len);  in ocfs2_refcount_cal_cow_clusters()
2721 			*cow_len += leaf_clusters;  in ocfs2_refcount_cal_cow_clusters()
2722 		else if (*cow_len || (*cow_start == cpos)) {  in ocfs2_refcount_cal_cow_clusters()
2734 				*cow_len += leaf_clusters;  in ocfs2_refcount_cal_cow_clusters()
2736 				*cow_len += want_clusters;  in ocfs2_refcount_cal_cow_clusters()
2744 			*cow_len = contig_clusters;  in ocfs2_refcount_cal_cow_clusters()
2751 			*cow_len = contig_clusters;  in ocfs2_refcount_cal_cow_clusters()
2765 			*cow_len = rec_end - *cow_start;  in ocfs2_refcount_cal_cow_clusters()
2782 				*cow_len = want_clusters;  in ocfs2_refcount_cal_cow_clusters()
2784 				*cow_len = rec_end - *cow_start;  in ocfs2_refcount_cal_cow_clusters()
2788 		if ((*cow_start + *cow_len) >= (cpos + write_len))  in ocfs2_refcount_cal_cow_clusters()
3324 	u32 cow_start = context->cow_start, cow_len = context->cow_len;  in ocfs2_replace_cow()  local
3336 	while (cow_len) {  in ocfs2_replace_cow()
3346 		if (cow_len < num_clusters)  in ocfs2_replace_cow()
3347 			num_clusters = cow_len;  in ocfs2_replace_cow()
3357 		cow_len -= num_clusters;  in ocfs2_replace_cow()
3379 	u32 cow_start = 0, cow_len = 0;  in ocfs2_refcount_cow_hunk()  local
3390 					      &cow_start, &cow_len);  in ocfs2_refcount_cow_hunk()
3398 				      cow_start, cow_len);  in ocfs2_refcount_cow_hunk()
3400 	BUG_ON(cow_len == 0);  in ocfs2_refcount_cow_hunk()
3418 	context->cow_len = cow_len;  in ocfs2_refcount_cow_hunk()
3597 	u32 cow_start, cow_len;  in ocfs2_refcount_cow_xattr()  local
3603 					      &cow_start, &cow_len);  in ocfs2_refcount_cow_xattr()
3609 	BUG_ON(cow_len == 0);  in ocfs2_refcount_cow_xattr()
3620 	context->cow_len = cow_len;  in ocfs2_refcount_cow_xattr()
3628 		ocfs2_clusters_to_blocks(inode->i_sb, 1) * cow_len;  in ocfs2_refcount_cow_xattr()