--- a/master/device.c	Fri Oct 13 10:07:10 2006 +0000
+++ b/master/device.c	Tue Nov 07 12:13:30 2006 +0000
@@ -230,6 +230,8 @@
 
 void ec_device_call_isr(ec_device_t *device /**< EtherCAT device */)
 {
+    device->cycles_isr = get_cycles();
+    device->jiffies_isr = jiffies;
     if (likely(device->isr)) device->isr(0, device->dev, NULL);
 }