Commit Message
Greg KH
Oct. 19, 2022, 8:29 a.m. UTC
From: Zhao Gongyi <zhaogongyi@huawei.com> [ Upstream commit 195d74be717af14e5991f818f73f067367bfc1ed ] Delete fault injection related code since the module has been deleted. Signed-off-by: Zhao Gongyi <zhaogongyi@huawei.com> Signed-off-by: Shuah Khan <skhan@linuxfoundation.org> Stable-dep-of: 51d4c851465c ("selftests/cpu-hotplug: Reserve one cpu online at least") Signed-off-by: Sasha Levin <sashal@kernel.org> --- tools/testing/selftests/cpu-hotplug/config | 1 - .../selftests/cpu-hotplug/cpu-on-off-test.sh | 87 ++----------------- 2 files changed, 6 insertions(+), 82 deletions(-) delete mode 100644 tools/testing/selftests/cpu-hotplug/config
diff --git a/tools/testing/selftests/cpu-hotplug/config b/tools/testing/selftests/cpu-hotplug/config deleted file mode 100644 index d4aca2ad5069..000000000000 --- a/tools/testing/selftests/cpu-hotplug/config +++ /dev/null @@ -1 +0,0 @@ -CONFIG_NOTIFIER_ERROR_INJECTION=y diff --git a/tools/testing/selftests/cpu-hotplug/cpu-on-off-test.sh b/tools/testing/selftests/cpu-hotplug/cpu-on-off-test.sh index 940b68c940bb..32ec7e4489ee 100755 --- a/tools/testing/selftests/cpu-hotplug/cpu-on-off-test.sh +++ b/tools/testing/selftests/cpu-hotplug/cpu-on-off-test.sh @@ -116,10 +116,10 @@ online_cpu_expect_fail() if online_cpu $cpu 2> /dev/null; then echo $FUNCNAME $cpu: unexpected success >&2 - exit 1 + retval=1 elif ! cpu_is_offline $cpu; then echo $FUNCNAME $cpu: unexpected online >&2 - exit 1 + retval=1 fi } @@ -142,16 +142,14 @@ offline_cpu_expect_fail() if offline_cpu $cpu 2> /dev/null; then echo $FUNCNAME $cpu: unexpected success >&2 - exit 1 + retval=1 elif ! cpu_is_online $cpu; then echo $FUNCNAME $cpu: unexpected offline >&2 - exit 1 + retval=1 fi } -error=-12 allcpus=0 -priority=0 online_cpus=0 online_max=0 offline_cpus=0 @@ -159,31 +157,20 @@ offline_max=0 present_cpus=0 present_max=0 -while getopts e:ahp: opt; do +while getopts ah opt; do case $opt in - e) - error=$OPTARG - ;; a) allcpus=1 ;; h) - echo "Usage $0 [ -a ] [ -e errno ] [ -p notifier-priority ]" + echo "Usage $0 [ -a ]" echo -e "\t default offline one cpu" echo -e "\t run with -a option to offline all cpus" exit ;; - p) - priority=$OPTARG - ;; esac done -if ! [ "$error" -ge -4095 -a "$error" -lt 0 ]; then - echo "error code must be -4095 <= errno < 0" >&2 - exit 1 -fi - prerequisite # @@ -231,66 +218,4 @@ for cpu in `hotplaggable_offline_cpus`; do online_cpu_expect_success $cpu done -# -# Test with cpu notifier error injection -# - -DEBUGFS=`mount -t debugfs | head -1 | awk '{ print $3 }'` -NOTIFIER_ERR_INJECT_DIR=$DEBUGFS/notifier-error-inject/cpu - -prerequisite_extra() -{ - msg="skip extra tests:" - - /sbin/modprobe -q -r cpu-notifier-error-inject - /sbin/modprobe -q cpu-notifier-error-inject priority=$priority - - if [ ! -d "$DEBUGFS" ]; then - echo $msg debugfs is not mounted >&2 - exit $ksft_skip - fi - - if [ ! -d $NOTIFIER_ERR_INJECT_DIR ]; then - echo $msg cpu-notifier-error-inject module is not available >&2 - exit $ksft_skip - fi -} - -prerequisite_extra - -# -# Offline all hot-pluggable CPUs -# -echo 0 > $NOTIFIER_ERR_INJECT_DIR/actions/CPU_DOWN_PREPARE/error -for cpu in `hotpluggable_online_cpus`; do - offline_cpu_expect_success $cpu -done - -# -# Test CPU hot-add error handling (offline => online) -# -echo $error > $NOTIFIER_ERR_INJECT_DIR/actions/CPU_UP_PREPARE/error -for cpu in `hotplaggable_offline_cpus`; do - online_cpu_expect_fail $cpu -done - -# -# Online all hot-pluggable CPUs -# -echo 0 > $NOTIFIER_ERR_INJECT_DIR/actions/CPU_UP_PREPARE/error -for cpu in `hotplaggable_offline_cpus`; do - online_cpu_expect_success $cpu -done - -# -# Test CPU hot-remove error handling (online => offline) -# -echo $error > $NOTIFIER_ERR_INJECT_DIR/actions/CPU_DOWN_PREPARE/error -for cpu in `hotpluggable_online_cpus`; do - offline_cpu_expect_fail $cpu -done - -echo 0 > $NOTIFIER_ERR_INJECT_DIR/actions/CPU_DOWN_PREPARE/error -/sbin/modprobe -q -r cpu-notifier-error-inject - exit $retval