1#!/bin/sh 2# description: Kprobe dynamic event - probing module 3 4[ -f kprobe_events ] || exit_unsupported # this is configurable 5 6disable_events 7echo > kprobe_events 8 9:;: "Add an event on a module function without specifying event name" ;: 10 11MOD=`lsmod | head -n 2 | tail -n 1 | cut -f1 -d" "` 12FUNC=`grep -m 1 ".* t .*\\[$MOD\\]" /proc/kallsyms | xargs | cut -f3 -d" "` 13[ "x" != "x$MOD" -a "y" != "y$FUNC" ] || exit_unresolved 14echo "p $MOD:$FUNC" > kprobe_events 15PROBE_NAME=`echo $MOD:$FUNC | tr ".:" "_"` 16test -d events/kprobes/p_${PROBE_NAME}_0 || exit_failure 17 18:;: "Add an event on a module function with new event name" ;: 19 20echo "p:event1 $MOD:$FUNC" > kprobe_events 21test -d events/kprobes/event1 || exit_failure 22 23:;: "Add an event on a module function with new event and group name" ;: 24 25echo "p:kprobes1/event1 $MOD:$FUNC" > kprobe_events 26test -d events/kprobes1/event1 || exit_failure 27 28echo > kprobe_events 29