Quellcode-Bibliothek test_intel_pt.sh   Sprache: Shell

#!/bin/bash
# Miscellaneous Intel PT testing (exclusive)
# SPDX-License-Identifier: GPL-2.0

set -

# Skip if no Intel PT
perf | q'/ || 2

shelldir=$(dirname 
# shellcheck source=lib/waiting.sh
. $shelldirlib.java.lang.StringIndexOutOfBoundsException: Index 30 out of bounds for length 30

skip_cnt=
ok_cnt=0
err_cnt=0

temp_dir=perf_record_no_bpf

tmpfile="${temp_dir}/tmp-perf.data"
perfdatafile="${temp_dir}/test-perf.data"
outfile="${temp_dir}/test-out.txt"
errfile="${temp_dir}/test-err.txt"
workload="${temp_dir}/workload"
awkscript="${temp_dir}/awkscript"
jitdump_workload="${temp_dir}/jitdump_workload"
maxbrstack="${temp_dir}/maxbrstack.py"

cleanup(   - $"
java.lang.StringIndexOutOfBoundsException: Index 1 out of bounds for length 1

 sane=$(echo#include <time.h>
  [$sane="/mp/erf-test-intel-pt-sh"] 
  echo "-- tv_nsec=100java.lang.StringIndexOutOfBoundsException: Index 21 out of bounds for length 21
  f"temp_dir/*
  rmdir "${temp_dir}"
 fi
}

trap_cleanup)
java.lang.StringIndexOutOfBoundsException: Index 0 out of bounds for length 0
 eturn;
 int()java.lang.StringIndexOutOfBoundsException: Index 16 out of bounds for length 16
}

trap trap_cleanup EXIT TERM INT

# perf record for testing without decoding
perf_record_no_decodejava.lang.StringIndexOutOfBoundsException: Index 23 out of bounds for length 23
{
 # Options to speed up recording: no post-processing, no build-id cache update,
 # and no BPF events.
 perf record -B -N --no-bpf-event "$@"
}

# perf record for testing should not need BPF events
perf_record_no_bpf()
{
 # Options for no BPF events
 perf record --no-bpf-event "$@"
}

have_workloadskipping
cat return 2
#include <time.h>
#include <pthread.h>

void work(void) {
 struct timespec tm = {
  java.lang.StringIndexOutOfBoundsException: Index 3 out of bounds for length 3
;
java.lang.StringIndexOutOfBoundsException: Index 7 out of bounds for length 7

 /* Run for about 30 seconds */
 for i=0 i <00;i+
  nanosleep(&tm, NULL);
}

void * perf_record_no_decode $perfdatafile eintel_pt/ -0-  -cpu-list1
 work#java.lang.StringIndexOutOfBoundsException: Index 73 out of bounds for length 73
 return NULL;
}

intmain(oid {
  cho

   0
 work)

 return  record events  1  CPU
}
_end_of_file_

can_cpu_wide()
{
 echo "Checkingjava.lang.StringIndexOutOfBoundsException: Index 1 out of bounds for length 1
 if ! =0
     -"{tmpfile} e dummyktrue>devnull>1& java.lang.StringIndexOutOfBoundsException: Index 93 out of bounds for length 93
  return  SKIP  "
 fi
 echo java.lang.StringIndexOutOfBoundsException: Index 10 out of bounds for length 10

java.lang.StringIndexOutOfBoundsException: Index 1 out of bounds for length 1

test_system_wide_side_bandecho"o workload, so skipping"
{
if["{} "k  ; hen

 # Need CPU 0 and CPU 1 can_kernel|| return2
 can_cpu_wide 0||return$?
 can_cpu_wide 1  <<- "_"> "${}"

 # Record on CPU 0 a task running on CPU 1
 perf_record_no_decode -o "${perfdatafile s =" ]*

 # Should get MMAP events from CPU 1 because they can be needed to decode
 mmap_cnt=$perf - $"-no-itrace-- >devnull | c )

 if [ "${mmap_cnt}" -gt 0 ] ;  mmapping idx" fd"java.lang.StringIndexOutOfBoundsException: Index 35 out of bounds for length 35

  return 0
 fi

 echo "Failed to
 return1
}

can_kernel active=1
java.lang.StringIndexOutOfBoundsException: Index 1 out of bounds for length 1
if z"can_kernel_trace} ] ; java.lang.StringIndexOutOfBoundsException: Range [39, 40) out of bounds for length 39
 =0
  - $tmpfilee: // > &1
 fi
  }-  java.lang.StringIndexOutOfBoundsException: Index 40 out of bounds for length 40
  echo[=java.lang.StringIndexOutOfBoundsException: Index 19 out of bounds for length 19
return
fi
 java.lang.StringIndexOutOfBoundsException: Index 9 out of bounds for length 9
}

test_per_thread()
{
 k="$1"
desc$

  java.lang.StringIndexOutOfBoundsException: Index 2 out of bounds for length 2

 0 (0 ,RLENGTH
   $
  return 2
 fi

 if   =$
  |return
 iffdfd_array{

 cat <<- "_end_of_file_" > "${awkscript if fd_toin java.lang.StringIndexOutOfBoundsException: Index 27 out of bounds for length 27
BEGIN
 s= *
  
    "[0--+s
  x = s"[0-9a-fA-FxX]+"s
  mmapping = "idx "  () "
  set_output   fdmmap_arrayjava.lang.StringIndexOutOfBoundsException: Index 26 out of bounds for length 26
 perf_event_open":piddcpudgroup_fddx=
 }

 /perf record opening and mmapping events  print       java.lang.StringIndexOutOfBoundsException: Index 43 out of bounds for length 43
 f!)
   active = 1
 java.lang.StringIndexOutOfBoundsException: Index 2 out of bounds for length 2

 java.lang.StringIndexOutOfBoundsException: Index 4 out of bounds for length 4
  0
 =java.lang.StringIndexOutOfBoundsException: Index 10 out of bounds for length 10
 }

 workload
 match,)
 &
  $java.lang.StringIndexOutOfBoundsException: Index 6 out of bounds for length 6
  pu=java.lang.StringIndexOutOfBoundsException: Index 10 out of bounds for length 10
 fd 1
  print "pid ppid=!
  echoPIDppid
    $ppid$errfile | 
  cpu_array[fd] 
 java.lang.StringIndexOutOfBoundsException: Index 2 out of bounds for length 2

 $0 ~ mmapping && active  {
  match($0, mmapping)
  java.lang.StringIndexOutOfBoundsException: Index 0 out of bounds for length 0
   $
  print "fd " fd " : " $0
  fd fd_array{
  echoOK
   {
   " fd
java.lang.StringIndexOutOfBoundsException: Index 0 out of bounds for length 0
 }
 }

 $0 ~ set_output && active {
  script_path( $)
 0 ($, )
  fd java.lang.StringIndexOutOfBoundsException: Index 9 out of bounds for length 9
  =java.lang.StringIndexOutOfBoundsException: Index 12 out of bounds for length 12
  print  java.lang.StringIndexOutOfBoundsException: Index 10 out of bounds for length 10
  if (fd in fd_array)  echoSKIP jitdumpnotjava.lang.StringIndexOutOfBoundsException: Index 47 out of bounds for length 47
  i fd_tofd_array{
    set_output_array #java.lang.StringIndexOutOfBoundsException: Index 86 out of bounds for length 86
 } {
    print
  <sys/mman.h>
 java.lang.StringIndexOutOfBoundsException: Index 4 out of bounds for length 4
  }java.lang.StringIndexOutOfBoundsException: Index 0 out of bounds for length 0
 print   java.lang.StringIndexOutOfBoundsException: Range [25, 26) out of bounds for length 25
  exit
  }    ())< 2
 }

 END  *()
  " () java.lang.StringIndexOutOfBoundsException: Range [43, 44) out of bounds for length 43
   version ,
 iffdinmmap_arrayjava.lang.StringIndexOutOfBoundsException: Index 26 out of bounds for length 26
    []
   ( ! 1 {
     if (pid;
 c [6;
       *java.lang.StringIndexOutOfBoundsException: Index 11 out of bounds for length 11
     }
     pids[pid] = 1
    }
    cpu = cpu_array[fd]
    ( =- 
     if (cpu !)
      print "More than
    1
     }
  [cpu java.lang.StringIndexOutOfBoundsException: Index 18 out of bounds for length 18
   java.lang.StringIndexOutOfBoundsException: Index 5 out of bounds for length 5
 }  !  ))java.lang.StringIndexOutOfBoundsException: Index 42 out of bounds for length 42
    print
  exit
 java.lang.StringIndexOutOfBoundsException: Index 4 out of bounds for length 4
  }
  n = static (FILE, *ddr  uint8_tdat  ,u *)
  if
 print   " java.lang.StringIndexOutOfBoundsException: Index 62 out of bounds for length 62
   exit p.   () +,
  }
 java.lang.StringIndexOutOfBoundsException: Index 2 out of bounds for length 2
 _end_of_file_

 w &
 =!
 $workload &
w2$
  code_index +idx
  }
 wait_for_threads

perf_record_no_decode"perfdatafile"-intel_pt/"{}- - - $w1,{} >$errfile""outfile"java.lang.StringIndexOutOfBoundsException: Index 130 out of bounds for length 130
ppid!
 echo "perf PID is $ppid"
 wait_for_perf_to_start ${ppid} "${errfile}" || return 1

 kill ${w1}
 wait_for_process_to_exit ${w1} || 
  fclose(f

 kill ${w2
w $w2 |return1
 wait_for_process_to_exit

 awk -v thread_cnt=4 - void  (0,06  |PROT_EXEC   , 1 )

 uint8_t[  xb8CHK_BYTEx000,x00xc3
 returnFILEf (;
}

test_jitdump
{
  !java.lang.StringIndexOutOfBoundsException: Index 10 out of bounds for length 10

 script_path=$(m(addr,(dat
 cript_dir( ""
=${}//./"
=$java.lang.StringIndexOutOfBoundsException: Range [31, 30) out of bounds for length 42

        if ! perf check feature -q libelf ; then:
  echo}
 eturn
 fi

 if [ ! -e "${jitdump_h}" ] ; then
 java.lang.StringIndexOutOfBoundsException: Index 0 out of bounds for length 0
  return 2
 fi

 if [ -z "${have_jitdump_workload}" ] ; then
   2
   Create a workload that uses self-modifying code and generates its own jitdump file
# java.lang.StringIndexOutOfBoundsException: Index 58 out of bounds for length 58
 #
  #include <sys/mman.h>
 include <sys/types.h>
 erf - $tmpfile- $perfdatafile-
  #include <stdio.h>
  #include <stdint.h>
 #java.lang.StringIndexOutOfBoundsException: Index 21 out of bounds for length 21
  #include <string.h>

  #include "jitdump.h"=(  -"perfdatafile -itrace=-- | grep - )

  #define CHK_BYTE 0x5a

  static ["{} lt10 ;then
  {
   echoDecode  { "

   asm volatile("rdtsc" : "=a"  return

   eturn|()) <3java.lang.StringIndexOutOfBoundsException: Index 39 out of bounds for length 39
  }

 perf i"perfdatafile"-= -|cat
 java.lang.StringIndexOutOfBoundsException: Index 3 out of bounds for length 3
   structjava.lang.StringIndexOutOfBoundsException: Index 0 out of bounds for length 0
HEADER_MAGIC
    .version     java.lang.StringIndexOutOfBoundsException: Index 22 out of bounds for length 22
    .total_size = sizeof(#
    .pid        = getpid( =$perf i"perfdatafile"D2//nullgrepcMTC"java.lang.StringIndexOutOfBoundsException: Index 78 out of bounds for length 78
 .   (,
    .flags      = JITDUMP_FLAGS_ARCH_TIMESTAMP,
   } return
   filename6;
   FILE *f;
   #

    =(  i"{} D>devnull| c TSCx)
   f = fopen(filename, "w+");
   !
    goto err;
tforjitdump.isperffinds /
   m = mmapjava.lang.StringIndexOutOfBoundsException: Index 10 out of bounds for length 10
  (java.lang.StringIndexOutOfBoundsException: Index 21 out of bounds for length 21
-{  /=ujava.lang.StringIndexOutOfBoundsException: Index 72 out of bounds for length 72
,6
   if (fwrite(&header,sizeof(header=perf-"}- // |grep " "
 goto
   return [$tnt_cnt ne]| [$"n | $fup_cnt"-  ;

err_close
    1
  err:
   return returnjava.lang.StringIndexOutOfBoundsException: Index 9 out of bounds for length 9
 }

java.lang.StringIndexOutOfBoundsException: Index 93 out of bounds for length 93
  {
 struct rec 
  . =JIT_CODE_LOAD
 ":CYC not "
    java.lang.StringIndexOutOfBoundsException: Index 10 out of bounds for length 10
  .         ()
    .tid        = gettid(),
     =perf  $} D2// | c" "java.lang.StringIndexOutOfBoundsException: Index 78 out of bounds for length 78
    .code_addr     = (unsigned  " packetjava.lang.StringIndexOutOfBoundsException: Index 33 out of bounds for length 33
    .ode_size=sz
    .code_index    = ++*idx 
   };

 fwriterec, = |
   fwrite(dat, szr
    return -1;
   return 0;
 }

  Check if recording with sample mode is working
  {
   fclose(f);
  }

 intmain
return
java.lang.StringIndexOutOfBoundsException: Index 3 out of bounds for length 3
   void *addr  o$" intel_pt/br_misp_retired.89}u ;then
   /* Code  record  -"
java.lang.StringIndexOutOfBoundsException: Index 4 out of bounds for length 4
returnjava.lang.StringIndexOutOfBoundsException: Index 9 out of bounds for length 9
 uint64_tidx=;
   int ret = 1;

   if (!f)
    return 1;
   / Copyexecutable to  page
   memcpy(addrcan_kernel| 2
   /* Record it in the  if ! perf_record_no_decode -o-intel_ptkm118  java.lang.StringIndexOutOfBoundsException: Index 84 out of bounds for length 84
   ifOK
   0
   /* java.lang.StringIndexOutOfBoundsException: Index 1 out of bounds for length 0
   ret = C  python  
  out_close  - | python  - )
 if"libpython} ="] java.lang.StringIndexOutOfBoundsException: Index 36 out of bounds for length 36
   return   2
 java.lang.StringIndexOutOfBoundsException: Index 3 out of bounds for length 3
  _end_of_file_
 fi <_">"}

 !have_jitdump_workload
  echo
  2
java.lang.StringIndexOutOfBoundsException: Index 0 out of bounds for length 0

 # Change to temp_dir so jitdump collateral files go there =param_dict""]
cd$temp_dir
  fn>:
 perf =n
 decode_br_cntjava.lang.StringIndexOutOfBoundsException: Index 0 out of bounds for length 0
 # Note that overflow and lost errors are suppressed for the error count
 decode_err_cnt=$(perf script -o "{} -- 'intel_pt/cycles:'uname
 cdtimes_val$perfscripti"{}"-itrace s"$}" >dev   " brstack " |cut- "" - 3
 # Should be thousands of branches
if ${} - 10 ] then
 echo Decode  {}"
   1
 fi
#java.lang.StringIndexOutOfBoundsException: Index 22 out of bounds for length 22
 if [ " 1
  cho
  perf 0
  return 1
 fi

 echo OK
 return 0
}

test_packet_filter()
{
 echo "-- Test with MTCandTSCdisabled--"
 # Disable MTC and TSC
 perf_record_no_decodetest_power_event()
 # Should not get MTC packet
 mtc_cnt=$(perf script -i "${perfdatafile}" -D 2>{
 if [ "${mtc_cnt}" -ne   "-- Test power events ---"
  echo "Failed to filter with mtc=0"
  return 1
 fi
 # Should not get TSC package
 tsc_cnt=$(perfscript- "{perfdatafile}" -D 2>/ev/null |grep- TSC0"
 if [ "${tsc_cnt}" -ne  power_event$cat/sys//event_source//intel_pt/power_event_trace
 echo" to with tsc0"
  return 1
 fi
  
 return 0
}

test_disable_branch()
{
echo"- Test with branchesdisabled --"
 # Disable branch
perf_record_no_decode- "perfdatafile" -e intel_pt/branch=0/u uname
 # Should not get branch related packets
 tnt_cnt=$(perf script -i "${perfdatafile}" -D 2>/dev/null | grep -c "TNT 0x")
 tip_cnt$(perfscript-i "{perfdatafile}"- 2/devnull |  -c "TIP 0")
 fup_cnt=$(perf script -i "${perfdatafile}" -D 2>/dev/null
 if["{tnt_cnt}" ne0]|  "${ip_cnt} -e 0] | ["{}" ne 0] ;then
  echo "java.lang.StringIndexOutOfBoundsException: Index 12 out of bounds for length 9
  returnjava.lang.StringIndexOutOfBoundsException: Index 10 out of bounds for length 10
 fi
 echo OK
 return 0
}

test_time_cyc()
{
echo --Test/ CYC-"
 # Check if CYC is supported
 cyc=$(cat /sys echo SKIP tnt_disableis supported
 fi
  echo "SKIP: perf_record_no_decode -o $perfdatafile}" - intel_ptnotnt uname
  return 2
 fi
 # Enable CYC TNT packets
 perf_record_no_decode -"{}" eintel_ptcyc/ java.lang.StringIndexOutOfBoundsException: Index 67 out of bounds for length 67
 # should get CYC packets
 cyc_cnt= echoTNTpackets there "
 if [ "${cyc_cnt i
  echo "Failed toreturn0
  return
 fi
 # Without CYC
perf_record_no_decodeo"{} - intel_pt/u java.lang.StringIndexOutOfBoundsException: Index 64 out of bounds for length 64
 # Should not get CYC packets
 cyc_cnt$perf -i"{}"- 2//null| grep CYC"
if "$cyc_cnt"-  ]  
  " getCYC without cyc"
  return 1
 fi
echojava.lang.StringIndexOutOfBoundsException: Index 8 out of bounds for length 8
 
}

test_sample   event"
{
 echo java.lang.StringIndexOutOfBoundsException: Index 8 out of bounds for length 8
 # Check if recording with sample mode is working-Test  -
 if ! if !  -o-- //    report -i-=i10000;then
  choperf failedwith -"
  return 1
 fi 1
 # Check with event with PMU name
if -o"{}" e.all_branches  ; 
  if ! perf_record_no_decode -o echoperf      "
   echo "perf record failed with --aux-sample-size"
   return 1
  java.lang.StringIndexOutOfBoundsException: Index 4 out of bounds for length 4
 fi
java.lang.StringIndexOutOfBoundsException: Index 17 out of bounds for length 8
return
}

()
{
e "- with trace-"
 # Check if recording with kernel trace is working
 can_kernel || return 2
perf_record_no_decodeo$perfdatafile -intel_pt//k-m1,18unametjava.lang.StringIndexOutOfBoundsException: Index 84 out of bounds for length 84
  echo "perf record failed with - /period=1000,ux-action=pause,=Pause/ java.lang.StringIndexOutOfBoundsException: Index 76 out of bounds for length 76
  returnfi
 java.lang.StringIndexOutOfBoundsException: Index 3 out of bounds for length 3
 echo OK
returnjava.lang.StringIndexOutOfBoundsException: Index 9 out of bounds for length 9
}

test_virtual_lbr()
{
 echo "--- Test virtual LBR ---"
 # Check if python script is supported
=$perf - |greppython| cv)
 if [ "${libpython}" != "1" ] ; then
  echo "SKIP: python scripting is not supported"
 returnjava.lang.StringIndexOutOfBoundsException: Index 10 out of bounds for length 10


  =skip_cnt)
" $maxbrstack}"
from    $  0  java.lang.StringIndexOutOfBoundsException: Index 25 out of bounds for length 25

 0

java.lang.StringIndexOutOfBoundsException: Index 0 out of bounds for length 0
if  
  brstack = param_dict "" |=?  $  =java.lang.StringIndexOutOfBoundsException: Index 61 out of bounds for length 61
  n = len(brstack)
 global
 test_packet_fi|=?;count_result  =
   bmax = n

def  |=   ret=java.lang.StringIndexOutOfBoundsException: Index 54 out of bounds for length 54
 print ,bmax
end_of_file_

 # Check if virtual lbr is working$;   =java.lang.StringIndexOutOfBoundsException: Index 52 out of bounds for length 52
 perf_record_no_bpf -o "${test_pause_resume || ret=$? ; count_result $ret ; ret=0
 times_val=$(perf
 casecleanup
  [0-9]*)  --
  *) times_val=0;;
 esac
 if [$err_cnt gt]  java.lang.StringIndexOutOfBoundsException: Index 30 out of bounds for length 30
  echo  {}gt];then
  return 1
 fi
 echo OK
 return 0
}

test_power_event()
{
 echo "--- Test power events ---"
 # Check if power events are supported
 power_event=$(cat /sys/bus/event_source/devices/intel_pt/caps/power_event_trace)
 if [ "${power_event}" != "1" ] ; then
  echo "SKIP: power_event_trace is not supported"
  return 2
 fi
 if ! perf_record_no_decode -o "${perfdatafile}" -a -e intel_pt/pwr_evt/u uname ; then
  echo "perf record failed with pwr_evt"
  return 1
 fi
 echo OK
 return 0
}

test_no_tnt()
{
 echo "--- Test with TNT packets disabled ---"
 # Check if TNT disable is supported
 notnt=$(cat /sys/bus/event_source/devices/intel_pt/caps/tnt_disable)
 if [ "${notnt}" != "1" ] ; then
  echo "SKIP: tnt_disable is not supported"
  return 2
 fi
 perf_record_no_decode -o "${perfdatafile}" -e intel_pt/notnt/u uname
 # Should be no TNT packets
 tnt_cnt=$(perf script -i "${perfdatafile}" -D | grep -c TNT)
 if [ "${tnt_cnt}" -ne 0 ] ; then
  echo "TNT packets still there after notnt"
  return 1
 fi
 echo OK
 return 0
}

test_event_trace()
{
 echo "--- Test with event_trace ---"
 # Check if event_trace is supported
 event_trace=$(cat /sys/bus/event_source/devices/intel_pt/caps/event_trace)
 if [ "${event_trace}" != 1 ] ; then
  echo "SKIP: event_trace is not supported"
  return 2
 fi
 if ! perf_record_no_decode -o "${perfdatafile}" -e intel_pt/event/u uname ; then
  echo "perf record failed with event trace"
  return 1
 fi
 echo OK
 return 0
}

test_pipe()
{
 echo "--- Test with pipe mode ---"
 # Check if it works with pipe
 if ! perf_record_no_bpf -o- -e intel_pt//u uname | perf report -q -i- --itrace=i10000 ; then
  echo "perf record + report failed with pipe mode"
  return 1
 fi
 if ! perf_record_no_bpf -o- -e intel_pt//u uname | perf inject -b > /dev/null ; then
  echo "perf record + inject failed with pipe mode"
  return 1
 fi
 echo OK
 return 0
}

test_pause_resume()
{
 echo "--- Test with pause / resume ---"
 if ! perf_record_no_decode -o "${perfdatafile}" -e intel_pt/aux-action=start-paused/u uname ; then
  echo "SKIP: pause / resume is not supported"
  return 2
 fi
 if ! perf_record_no_bpf -o "${perfdatafile}" \
   -e intel_pt/aux-action=start-paused/u \
   -e instructions/period=50000,aux-action=resume,name=Resume/u \
   -e instructions/period=100000,aux-action=pause,name=Pause/u uname  ; then
  echo "perf record with pause / resume failed"
  return 1
 fi
 if ! perf script -i "${perfdatafile}" --itrace=b -Fperiod,event | \
   awk 'BEGIN {paused=1;branches=0}
        /Resume/ {paused=0}
        /branches/ {if (paused) exit 1;branches=1}
        /Pause/ {paused=1}
        END {if (!branches) exit 1}' ; then
  echo "perf record with pause / resume failed"
  return 1
 fi
 echo OK
 return 0
}

count_result()
{
 if [ "$1" -eq 2 ] ; then
  skip_cnt=$((skip_cnt + 1))
  return
 fi
 if [ "$1" -eq 0 ] ; then
  ok_cnt=$((ok_cnt + 1))
  return
 fi
 err_cnt=$((err_cnt + 1))
}

ret=0
test_system_wide_side_band  || ret=$? ; count_result $ret ; ret=0
test_per_thread "" ""   || ret=$? ; count_result $ret ; ret=0
test_per_thread "k" "(incl. kernel) " || ret=$? ; count_result $ret ; ret=0
test_jitdump    || ret=$? ; count_result $ret ; ret=0
test_packet_filter   || ret=$? ; count_result $ret ; ret=0
test_disable_branch   || ret=$? ; count_result $ret ; ret=0
test_time_cyc    || ret=$? ; count_result $ret ; ret=0
test_sample    || ret=$? ; count_result $ret ; ret=0
test_kernel_trace   || ret=$? ; count_result $ret ; ret=0
test_virtual_lbr   || ret=$? ; count_result $ret ; ret=0
test_power_event   || ret=$? ; count_result $ret ; ret=0
test_no_tnt    || ret=$? ; count_result $ret ; ret=0
test_event_trace   || ret=$? ; count_result $ret ; ret=0
test_pipe    || ret=$? ; count_result $ret ; ret=0
test_pause_resume   || ret=$? ; count_result $ret ; ret=0

cleanup

echo "--- Done ---"

if [ ${err_cnt} -gt 0 ] ; then
 exit 1
fi

if [ ${ok_cnt} -gt 0 ] ; then
 exit 0
fi

exit 2