kprobe_args_string.tc (938B)
1#!/bin/sh 2# SPDX-License-Identifier: GPL-2.0 3# description: Kprobe event string type argument 4# requires: kprobe_events 5 6case `uname -m` in 7x86_64) 8 ARG1=%di 9;; 10i[3456]86) 11 ARG1=%ax 12;; 13aarch64) 14 ARG1=%x0 15;; 16arm*) 17 ARG1=%r0 18;; 19ppc64*) 20 ARG1=%r3 21;; 22ppc*) 23 ARG1=%r3 24;; 25s390*) 26 ARG1=%r2 27;; 28mips*) 29 ARG1=%r4 30;; 31*) 32 echo "Please implement other architecture here" 33 exit_untested 34esac 35 36: "Test get argument (1)" 37echo "p:testprobe tracefs_create_dir arg1=+0(${ARG1}):string" > kprobe_events 38echo 1 > events/kprobes/testprobe/enable 39echo "p:test $FUNCTION_FORK" >> kprobe_events 40grep -qe "testprobe.* arg1=\"test\"" trace 41 42echo 0 > events/kprobes/testprobe/enable 43: "Test get argument (2)" 44echo "p:testprobe tracefs_create_dir arg1=+0(${ARG1}):string arg2=+0(${ARG1}):string" > kprobe_events 45echo 1 > events/kprobes/testprobe/enable 46echo "p:test $FUNCTION_FORK" >> kprobe_events 47grep -qe "testprobe.* arg1=\"test\" arg2=\"test\"" trace 48