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#!/bin/sh
# SPDX-License-Identifier: GPL-2.0
# description: Kprobe event string type argument
# requires: kprobe_events
case `uname -m` in
x86_64)
ARG1=%di
;;
i[3456]86)
ARG1=%ax
;;
aarch64)
ARG1=%x0
;;
arm*)
ARG1=%r0
;;
ppc64*)
ARG1=%r3
;;
ppc*)
ARG1=%r3
;;
s390*)
ARG1=%r2
;;
mips*)
ARG1=%r4
;;
*)
echo "Please implement other architecture here"
exit_untested
esac
: "Test get argument (1)"
echo "p:testprobe tracefs_create_dir arg1=+0(${ARG1}):string" > kprobe_events
echo 1 > events/kprobes/testprobe/enable
echo "p:test $FUNCTION_FORK" >> kprobe_events
grep -qe "testprobe.* arg1=\"test\"" trace
echo 0 > events/kprobes/testprobe/enable
: "Test get argument (2)"
echo "p:testprobe tracefs_create_dir arg1=+0(${ARG1}):string arg2=+0(${ARG1}):string" > kprobe_events
echo 1 > events/kprobes/testprobe/enable
echo "p:test $FUNCTION_FORK" >> kprobe_events
grep -qe "testprobe.* arg1=\"test\" arg2=\"test\"" trace
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