47 	u32 cow_len;  member
2633 					   u32 *cow_len)  in ocfs2_refcount_cal_cow_clusters()  argument
2665 	*cow_len = 0;  in ocfs2_refcount_cal_cow_clusters()
2679 		if (*cow_len == 0) {  in ocfs2_refcount_cal_cow_clusters()
2693 		    (*cow_len && rec_end != le32_to_cpu(rec->e_cpos)) ||  in ocfs2_refcount_cal_cow_clusters()
2710 		if (!*cow_len)  in ocfs2_refcount_cal_cow_clusters()
2714 				(*cow_start + *cow_len);  in ocfs2_refcount_cal_cow_clusters()
2727 			*cow_len += leaf_clusters;  in ocfs2_refcount_cal_cow_clusters()
2728 		else if (*cow_len || (*cow_start == cpos)) {  in ocfs2_refcount_cal_cow_clusters()
2740 				*cow_len += leaf_clusters;  in ocfs2_refcount_cal_cow_clusters()
2742 				*cow_len += want_clusters;  in ocfs2_refcount_cal_cow_clusters()
2750 			*cow_len = contig_clusters;  in ocfs2_refcount_cal_cow_clusters()
2757 			*cow_len = contig_clusters;  in ocfs2_refcount_cal_cow_clusters()
2771 			*cow_len = rec_end - *cow_start;  in ocfs2_refcount_cal_cow_clusters()
2788 				*cow_len = want_clusters;  in ocfs2_refcount_cal_cow_clusters()
2790 				*cow_len = rec_end - *cow_start;  in ocfs2_refcount_cal_cow_clusters()
2794 		if ((*cow_start + *cow_len) >= (cpos + write_len))  in ocfs2_refcount_cal_cow_clusters()
3357 	u32 cow_start = context->cow_start, cow_len = context->cow_len;  in ocfs2_replace_cow()  local
3369 	while (cow_len) {  in ocfs2_replace_cow()
3379 		if (cow_len < num_clusters)  in ocfs2_replace_cow()
3380 			num_clusters = cow_len;  in ocfs2_replace_cow()
3390 		cow_len -= num_clusters;  in ocfs2_replace_cow()
3412 	u32 cow_start = 0, cow_len = 0;  in ocfs2_refcount_cow_hunk()  local
3423 					      &cow_start, &cow_len);  in ocfs2_refcount_cow_hunk()
3431 				      cow_start, cow_len);  in ocfs2_refcount_cow_hunk()
3433 	BUG_ON(cow_len == 0);  in ocfs2_refcount_cow_hunk()
3451 	context->cow_len = cow_len;  in ocfs2_refcount_cow_hunk()
3630 	u32 cow_start, cow_len;  in ocfs2_refcount_cow_xattr()  local
3636 					      &cow_start, &cow_len);  in ocfs2_refcount_cow_xattr()
3642 	BUG_ON(cow_len == 0);  in ocfs2_refcount_cow_xattr()
3653 	context->cow_len = cow_len;  in ocfs2_refcount_cow_xattr()
3661 		ocfs2_clusters_to_blocks(inode->i_sb, 1) * cow_len;  in ocfs2_refcount_cow_xattr()