Output a -vvv(erbose) message when receiving an incremental file list.

flist.c

@@ -1954,7 +1954,7 @@ struct file_list *recv_file_list(int f)
 #endif
 	{
 		flist->sorted = flist->files;
-		if (inc_recurse) {
+		if (inc_recurse && dir_flist->count > dstart) {
 			dir_flist->sorted = dir_flist->files;
 			qsort(dir_flist->sorted + dstart, dir_flist->count - dstart,
 			      sizeof (struct file_struct*), (int (*)())file_compare);
@@ -2011,6 +2011,10 @@ void recv_additional_file_list(int f)
 				NDX_FLIST_OFFSET - dir_flist->count + 1);
 			exit_cleanup(RERR_PROTOCOL);
 		}
+		if (verbose > 3) {
+			rprintf(FINFO, "[%s] receiving flist for dir %d\n",
+				who_am_i(), ndx);
+		}
 		flist = recv_file_list(f);
 		flist->parent_ndx = ndx;
 	}

io.c

@@ -340,6 +340,10 @@ static void read_msg_fd(void)
 		/* Read extra file list from receiver. */
 		assert(iobuf_in != NULL);
 		assert(iobuf_f_in == fd);
+		if (verbose > 3) {
+			rprintf(FINFO, "[%s] receiving flist for dir %d\n",
+				who_am_i(), IVAL(buf,0));
+		}
 		flist = recv_file_list(fd);
 		flist->parent_ndx = IVAL(buf,0);
 		break;

rsync.c

@@ -175,6 +175,10 @@ int read_ndx_and_attrs(int f_in, int *iflag_ptr, uchar *type_ptr,
 		/* Send everything read from f_in to msg_fd_out. */
 		send_msg_int(MSG_FLIST, ndx);
 		start_flist_forward(f_in);
+		if (verbose > 3) {
+			rprintf(FINFO, "[%s] receiving flist for dir %d\n",
+				who_am_i(), ndx);
+		}
 		flist = recv_file_list(f_in);
 		flist->parent_ndx = ndx;
 		stop_flist_forward();