1#!/bin/sh 2# SPDX-License-Identifier: GPL-2.0 3# description: Kprobe event auto/manual naming 4 5[ -f kprobe_events ] || exit_unsupported # this is configurable 6 7disable_events 8echo > kprobe_events 9 10:;: "Add an event on function without name" ;: 11 12FUNC=`grep " [tT] .*vfs_read$" /proc/kallsyms | tail -n 1 | cut -f 3 -d " "` 13[ "x" != "x$FUNC" ] || exit_unresolved 14echo "p $FUNC" > kprobe_events 15PROBE_NAME=`echo $FUNC | tr ".:" "_"` 16test -d events/kprobes/p_${PROBE_NAME}_0 || exit_failure 17 18:;: "Add an event on function with new name" ;: 19 20echo "p:event1 $FUNC" > kprobe_events 21test -d events/kprobes/event1 || exit_failure 22 23:;: "Add an event on function with new name and group" ;: 24 25echo "p:kprobes2/event2 $FUNC" > kprobe_events 26test -d events/kprobes2/event2 || exit_failure 27 28:;: "Add an event on dot function without name" ;: 29 30FUNC=`grep -m 10 " [tT] .*\.isra\..*$" /proc/kallsyms | tail -n 1 | cut -f 3 -d " "` 31[ "x" != "x$FUNC" ] || exit_unresolved 32echo "p $FUNC" > kprobe_events 33EVENT=`grep $FUNC kprobe_events | cut -f 1 -d " " | cut -f 2 -d:` 34[ "x" != "x$EVENT" ] || exit_failure 35test -d events/$EVENT || exit_failure 36 37echo > kprobe_events 38