54 	u32 cow_len;  member
2653 					   u32 *cow_len)  in ocfs2_refcount_cal_cow_clusters()  argument
2686 	*cow_len = 0;  in ocfs2_refcount_cal_cow_clusters()
2700 		if (*cow_len == 0) {  in ocfs2_refcount_cal_cow_clusters()
2714 		    (*cow_len && rec_end != le32_to_cpu(rec->e_cpos)) ||  in ocfs2_refcount_cal_cow_clusters()
2731 		if (!*cow_len)  in ocfs2_refcount_cal_cow_clusters()
2735 				(*cow_start + *cow_len);  in ocfs2_refcount_cal_cow_clusters()
2748 			*cow_len += leaf_clusters;  in ocfs2_refcount_cal_cow_clusters()
2749 		else if (*cow_len || (*cow_start == cpos)) {  in ocfs2_refcount_cal_cow_clusters()
2761 				*cow_len += leaf_clusters;  in ocfs2_refcount_cal_cow_clusters()
2763 				*cow_len += want_clusters;  in ocfs2_refcount_cal_cow_clusters()
2771 			*cow_len = contig_clusters;  in ocfs2_refcount_cal_cow_clusters()
2778 			*cow_len = contig_clusters;  in ocfs2_refcount_cal_cow_clusters()
2792 			*cow_len = rec_end - *cow_start;  in ocfs2_refcount_cal_cow_clusters()
2809 				*cow_len = want_clusters;  in ocfs2_refcount_cal_cow_clusters()
2811 				*cow_len = rec_end - *cow_start;  in ocfs2_refcount_cal_cow_clusters()
2815 		if ((*cow_start + *cow_len) >= (cpos + write_len))  in ocfs2_refcount_cal_cow_clusters()
3375 	u32 cow_start = context->cow_start, cow_len = context->cow_len;  in ocfs2_replace_cow()  local
3389 	while (cow_len) {  in ocfs2_replace_cow()
3399 		if (cow_len < num_clusters)  in ocfs2_replace_cow()
3400 			num_clusters = cow_len;  in ocfs2_replace_cow()
3410 		cow_len -= num_clusters;  in ocfs2_replace_cow()
3432 	u32 cow_start = 0, cow_len = 0;  in ocfs2_refcount_cow_hunk()  local
3444 					      &cow_start, &cow_len);  in ocfs2_refcount_cow_hunk()
3452 				      cow_start, cow_len);  in ocfs2_refcount_cow_hunk()
3454 	BUG_ON(cow_len == 0);  in ocfs2_refcount_cow_hunk()
3472 	context->cow_len = cow_len;  in ocfs2_refcount_cow_hunk()
3652 	u32 cow_start, cow_len;  in ocfs2_refcount_cow_xattr()  local
3658 					      &cow_start, &cow_len);  in ocfs2_refcount_cow_xattr()
3664 	BUG_ON(cow_len == 0);  in ocfs2_refcount_cow_xattr()
3675 	context->cow_len = cow_len;  in ocfs2_refcount_cow_xattr()
3683 		ocfs2_clusters_to_blocks(inode->i_sb, 1) * cow_len;  in ocfs2_refcount_cow_xattr()