#!/bin/sh

echo 0 > /sys/kernel/debug/tracing/tracing_on
if [ -f /sys/kernel/debug/tracing/events/kprobes/enable ]; then
	echo 0 > /sys/kernel/debug/tracing/events/kprobes/enable
fi
echo > /sys/kernel/debug/tracing/kprobe_events

# struct test_struct {
# 	int val;
# 	int arr[3];
# 	int *parr;
# 	char name[8];
# 	char *pname;
# };
# void test_func1(struct test_struct *p);
# void test_func2(struct test_struct p);

echo 'p:test_func1 test_func1 val=+0($arg1):s32 arr=+4($arg1):s32[3] parr=+0(+16($arg1)):s32[3] name=+24($arg1):string pname=+0(+32($arg1)):string' >> /sys/kernel/debug/tracing/kprobe_events
echo 'p:test_func2 test_func2 val=+0($arg1):s32 arr=+4($arg1):s32[3] parr=+0(+16($arg1)):s32[3] name=+24($arg1):string pname=+0(+32($arg1)):string' >> /sys/kernel/debug/tracing/kprobe_events

echo 1 > /sys/kernel/debug/tracing/options/sym-offset
echo 0 > /sys/kernel/debug/tracing/options/stacktrace
echo 1 > /sys/kernel/debug/tracing/events/kprobes/enable
echo 1 > /sys/kernel/debug/tracing/tracing_on