tools/testing/selftests/rseq/run_param_test.sh

   1 #!/bin/bash
   2 # SPDX-License-Identifier: GPL-2.0+ or MIT
   3
   4 NR_CPUS=`grep '^processor' /proc/cpuinfo | wc -l`
   5
   6 EXTRA_ARGS=${@}
   7
   8 OLDIFS="$IFS"
   9 IFS=$'\n'
  10 TEST_LIST=(
  11         "-T s"
  12         "-T l"
  13         "-T b"
  14         "-T b -M"
  15         "-T m"
  16         "-T m -M"
  17         "-T i"
  18 )
  19
  20 TEST_NAME=(
  21         "spinlock"
  22         "list"
  23         "buffer"
  24         "buffer with barrier"
  25         "memcpy"
  26         "memcpy with barrier"
  27         "increment"
  28 )
  29 IFS="$OLDIFS"
  30
  31 REPS=1000
  32 SLOW_REPS=100
  33 NR_THREADS=$((6*${NR_CPUS}))
  34
  35 function do_tests()
  36 {
  37         local i=0
  38         while [ "$i" -lt "${#TEST_LIST[@]}" ]; do
  39                 echo "Running test ${TEST_NAME[$i]}"
  40                 ./param_test ${TEST_LIST[$i]} -r ${REPS} -t ${NR_THREADS} ${@} ${EXTRA_ARGS} || exit 1
  41                 echo "Running compare-twice test ${TEST_NAME[$i]}"
  42                 ./param_test_compare_twice ${TEST_LIST[$i]} -r ${REPS} -t ${NR_THREADS} ${@} ${EXTRA_ARGS} || exit 1
  43                 let "i++"
  44         done
  45 }
  46
  47 echo "Default parameters"
  48 do_tests
  49
  50 echo "Loop injection: 10000 loops"
  51
  52 OLDIFS="$IFS"
  53 IFS=$'\n'
  54 INJECT_LIST=(
  55         "1"
  56         "2"
  57         "3"
  58         "4"
  59         "5"
  60         "6"
  61         "7"
  62         "8"
  63         "9"
  64 )
  65 IFS="$OLDIFS"
  66
  67 NR_LOOPS=10000
  68
  69 i=0
  70 while [ "$i" -lt "${#INJECT_LIST[@]}" ]; do
  71         echo "Injecting at <${INJECT_LIST[$i]}>"
  72         do_tests -${INJECT_LIST[i]} ${NR_LOOPS}
  73         let "i++"
  74 done
  75 NR_LOOPS=
  76
  77 function inject_blocking()
  78 {
  79         OLDIFS="$IFS"
  80         IFS=$'\n'
  81         INJECT_LIST=(
  82                 "7"
  83                 "8"
  84                 "9"
  85         )
  86         IFS="$OLDIFS"
  87
  88         NR_LOOPS=-1
  89
  90         i=0
  91         while [ "$i" -lt "${#INJECT_LIST[@]}" ]; do
  92                 echo "Injecting at <${INJECT_LIST[$i]}>"
  93                 do_tests -${INJECT_LIST[i]} -1 ${@}
  94                 let "i++"
  95         done
  96         NR_LOOPS=
  97 }
  98
  99 echo "Yield injection (25%)"
 100 inject_blocking -m 4 -y
 101
 102 echo "Yield injection (50%)"
 103 inject_blocking -m 2 -y
 104
 105 echo "Yield injection (100%)"
 106 inject_blocking -m 1 -y
 107
 108 echo "Kill injection (25%)"
 109 inject_blocking -m 4 -k
 110
 111 echo "Kill injection (50%)"
 112 inject_blocking -m 2 -k
 113
 114 echo "Kill injection (100%)"
 115 inject_blocking -m 1 -k
 116
 117 echo "Sleep injection (1ms, 25%)"
 118 inject_blocking -m 4 -s 1
 119
 120 echo "Sleep injection (1ms, 50%)"
 121 inject_blocking -m 2 -s 1
 122
 123 echo "Sleep injection (1ms, 100%)"
 124 inject_blocking -m 1 -s 1