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#!/bin/bash
# SPDX-License-Identifier: GPL-2.0+ or MIT
NR_CPUS=`grep '^processor' /proc/cpuinfo | wc -l`
EXTRA_ARGS=${@}
OLDIFS="$IFS"
IFS=$'\n'
TEST_LIST=(
"-T s"
"-T l"
"-T b"
"-T b -M"
"-T m"
"-T m -M"
"-T i"
"-T r"
)
TEST_NAME=(
"spinlock"
"list"
"buffer"
"buffer with barrier"
"memcpy"
"memcpy with barrier"
"increment"
"membarrier"
)
IFS="$OLDIFS"
REPS=1000
SLOW_REPS=100
NR_THREADS=$((6*${NR_CPUS}))
# Prevent GLIBC from registering RSEQ so the selftest can run in legacy and
# performance optimized mode.
GLIBC_TUNABLES="${GLIBC_TUNABLES:-}:glibc.pthread.rseq=0"
export GLIBC_TUNABLES
function do_tests()
{
local i=0
while [ "$i" -lt "${#TEST_LIST[@]}" ]; do
echo "Running test ${TEST_NAME[$i]}"
./param_test ${TEST_LIST[$i]} -r ${REPS} -t ${NR_THREADS} ${@} ${EXTRA_ARGS} || exit 1
echo "Running compare-twice test ${TEST_NAME[$i]}"
./param_test_compare_twice ${TEST_LIST[$i]} -r ${REPS} -t ${NR_THREADS} ${@} ${EXTRA_ARGS} || exit 1
echo "Running mm_cid test ${TEST_NAME[$i]}"
./param_test_mm_cid ${TEST_LIST[$i]} -r ${REPS} -t ${NR_THREADS} ${@} ${EXTRA_ARGS} || exit 1
echo "Running mm_cid compare-twice test ${TEST_NAME[$i]}"
./param_test_mm_cid_compare_twice ${TEST_LIST[$i]} -r ${REPS} -t ${NR_THREADS} ${@} ${EXTRA_ARGS} || exit 1
let "i++"
done
}
echo "Default parameters"
do_tests
echo "Loop injection: 10000 loops"
OLDIFS="$IFS"
IFS=$'\n'
INJECT_LIST=(
"1"
"2"
"3"
"4"
"5"
"6"
"7"
"8"
"9"
)
IFS="$OLDIFS"
NR_LOOPS=10000
i=0
while [ "$i" -lt "${#INJECT_LIST[@]}" ]; do
echo "Injecting at <${INJECT_LIST[$i]}>"
do_tests -${INJECT_LIST[i]} ${NR_LOOPS}
let "i++"
done
NR_LOOPS=
function inject_blocking()
{
OLDIFS="$IFS"
IFS=$'\n'
INJECT_LIST=(
"7"
"8"
"9"
)
IFS="$OLDIFS"
NR_LOOPS=-1
i=0
while [ "$i" -lt "${#INJECT_LIST[@]}" ]; do
echo "Injecting at <${INJECT_LIST[$i]}>"
do_tests -${INJECT_LIST[i]} -1 ${@}
let "i++"
done
NR_LOOPS=
}
echo "Testing in legacy RSEQ mode"
echo "Yield injection (25%)"
inject_blocking -m 4 -y -L
echo "Yield injection (50%)"
inject_blocking -m 2 -y -L
echo "Yield injection (100%)"
inject_blocking -m 1 -y -L
echo "Kill injection (25%)"
inject_blocking -m 4 -k -L
echo "Kill injection (50%)"
inject_blocking -m 2 -k -L
echo "Kill injection (100%)"
inject_blocking -m 1 -k -L
echo "Sleep injection (1ms, 25%)"
inject_blocking -m 4 -s 1 -L
echo "Sleep injection (1ms, 50%)"
inject_blocking -m 2 -s 1 -L
echo "Sleep injection (1ms, 100%)"
inject_blocking -m 1 -s 1 -L
./check_optimized || {
echo "Skipping optimized RSEQ mode test. Not supported";
exit 0
}
echo "Testing in optimized RSEQ mode"
echo "Yield injection (25%)"
inject_blocking -m 4 -y
echo "Yield injection (50%)"
inject_blocking -m 2 -y
echo "Yield injection (100%)"
inject_blocking -m 1 -y
echo "Kill injection (25%)"
inject_blocking -m 4 -k
echo "Kill injection (50%)"
inject_blocking -m 2 -k
echo "Kill injection (100%)"
inject_blocking -m 1 -k
echo "Sleep injection (1ms, 25%)"
inject_blocking -m 4 -s 1
echo "Sleep injection (1ms, 50%)"
inject_blocking -m 2 -s 1
echo "Sleep injection (1ms, 100%)"
inject_blocking -m 1 -s 1
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