1#!/bin/sh 2 3cd /sys/kernel/tracing 4 5compare_file() { 6 file="$1" 7 val="$2" 8 content=`cat $file` 9 if [ "$content" != "$val" ]; then 10 echo "FAILED: $file has '$content', expected '$val'" 11 exit 1 12 fi 13} 14 15compare_file_partial() { 16 file="$1" 17 val="$2" 18 content=`cat $file | sed -ne "/^$val/p"` 19 if [ -z "$content" ]; then 20 echo "FAILED: $file does not contain '$val'" 21 cat $file 22 exit 1 23 fi 24} 25 26file_contains() { 27 file=$1 28 val="$2" 29 30 if ! grep -q "$val" $file ; then 31 echo "FAILED: $file does not contain $val" 32 cat $file 33 exit 1 34 fi 35} 36 37compare_mask() { 38 file=$1 39 val="$2" 40 41 content=`cat $file | sed -ne "/^[0 ]*$val/p"` 42 if [ -z "$content" ]; then 43 echo "FAILED: $file does not have mask '$val'" 44 cat $file 45 exit 1 46 fi 47} 48 49 50compare_file "tracing_on" "0" 51compare_file "current_tracer" "function_graph" 52 53compare_file_partial "events/kprobes/start_event/enable" "1" 54compare_file_partial "events/kprobes/start_event/trigger" "traceon" 55file_contains "kprobe_events" 'start_event.*pci_proc_init' 56 57compare_file_partial "events/kprobes/end_event/enable" "1" 58compare_file_partial "events/kprobes/end_event/trigger" "traceoff" 59file_contains "kprobe_events" '^r.*end_event.*pci_proc_init' 60 61exit 0 62