+config NET_DROP_MONITOR
+ boolean "Network packet drop alerting service"
+ depends on INET && EXPERIMENTAL && TRACEPOINTS
+ ---help---
+ This feature provides an alerting service to userspace in the
+ event that packets are discarded in the network stack. Alerts
+ are broadcast via netlink socket to any listening user space
+ process. If you don't need network drop alerts, or if you are ok
+ just checking the various proc files and other utilities for
+ drop statistics, say N here.
+