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Filename : netdev.stp
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#!/usr/bin/stap

############################################################
# netdev.stp
# Author: Breno Leitao <leitao@linux.vnet.ibm.com>
# An example script to show how a netdev works and its
# functions
############################################################


probe netdev.get_stats ? {
	printf("%s was asked for statistics structure\n", dev_name)
}

probe netdev.register{
	printf("Registering netdev_name %s\n", dev_name)
}

probe netdev.unregister{
	printf("Unregistering netdev %s\n", dev_name)
}

probe netdev.ioctl{
	printf("Netdev ioctl raised with param: %d and arg: %s\n", cmd, arg)
}

probe netdev.set_promiscuity {
	if (enable)
		printf("Device %s entering in promiscuous mode\n", dev_name)
	else
		printf("Device %s leaving promiscuous mode\n", dev_name)
}

probe netdev.change_rx_flag ? {
	printf("Device %s is changing its RX flags to %d\n", dev_name, flags)
}

probe netdev.change_mtu {
	printf("Changing MTU on device %s from %d to %d\n", dev_name,
				 old_mtu, new_mtu)
}

probe netdev.change_mac {
	printf("Changing MAC address on device %s from %s to %s\n",
				dev_name, old_mac, new_mac)
}

probe netdev.transmit {
	printf("Device %s is sending (queued) a packet with protocol %d\n", dev_name, protocol)
}

probe netdev.hard_transmit {
	printf("Device %s is sending (hard) a packet with protocol %d\n", dev_name, protocol)
}

probe netdev.rx {
	printf("Device %s received a packet with protocol %d\n", dev_name, protocol)
}