* Don't cause the top-level "make run_tests" to fail if your feature is
unconfigured.
+
+Contributing new tests(details)
+===============================
+
+ * Use TEST_GEN_XXX if such binaries or files are generated during
+ compiling.
+ TEST_PROGS, TEST_GEN_PROGS mean it is the excutable tested by
+ default.
+ TEST_PROGS_EXTENDED, TEST_GEN_PROGS_EXTENDED mean it is the
+ executable which is not tested by default.
+ TEST_FILES, TEST_GEN_FILES mean it is the file which is used by
+ test.
F: Documentation/cpu-freq/
F: drivers/cpufreq/
F: include/linux/cpufreq.h
+F: tools/testing/selftests/cpufreq/
CPU FREQUENCY DRIVERS - ARM BIG LITTLE
M: Viresh Kumar <viresh.kumar@linaro.org>
/* --hwlimits / -l */
-static int get_hardware_limits(unsigned int cpu)
+static int get_hardware_limits(unsigned int cpu, unsigned int human)
{
unsigned long min, max;
- printf(_(" hardware limits: "));
if (cpufreq_get_hardware_limits(cpu, &min, &max)) {
printf(_("Not Available\n"));
return -EINVAL;
}
- print_speed(min);
- printf(" - ");
- print_speed(max);
- printf("\n");
+ if (human) {
+ printf(_(" hardware limits: "));
+ print_speed(min);
+ printf(" - ");
+ print_speed(max);
+ printf("\n");
+ } else {
+ printf("%lu %lu\n", min, max);
+ }
return 0;
}
get_related_cpus(cpu);
get_affected_cpus(cpu);
get_latency(cpu, 1);
- get_hardware_limits(cpu);
+ get_hardware_limits(cpu, 1);
freqs = cpufreq_get_available_frequencies(cpu);
if (freqs) {
ret = get_driver(cpu);
break;
case 'l':
- ret = get_hardware_limits(cpu);
+ ret = get_hardware_limits(cpu, human);
break;
case 'w':
ret = get_freq_hardware(cpu, human);
}
if (ret)
return ret;
- printf("\n");
}
return ret;
}
TARGETS = bpf
TARGETS += breakpoints
TARGETS += capabilities
+TARGETS += cpufreq
TARGETS += cpu-hotplug
TARGETS += efivarfs
TARGETS += exec
TARGETS += ftrace
TARGETS += futex
TARGETS += gpio
+TARGETS += intel_pstate
TARGETS += ipc
TARGETS += kcmp
TARGETS += lib
override MAKEFLAGS =
endif
+BUILD := $(O)
+ifndef BUILD
+ BUILD := $(KBUILD_OUTPUT)
+endif
+ifndef BUILD
+ BUILD := $(shell pwd)
+endif
+
+export BUILD
all:
- for TARGET in $(TARGETS); do \
- make -C $$TARGET; \
+ for TARGET in $(TARGETS); do \
+ BUILD_TARGET=$$BUILD/$$TARGET; \
+ mkdir $$BUILD_TARGET -p; \
+ make OUTPUT=$$BUILD_TARGET -C $$TARGET;\
done;
run_tests: all
for TARGET in $(TARGETS); do \
- make -C $$TARGET run_tests; \
+ BUILD_TARGET=$$BUILD/$$TARGET; \
+ make OUTPUT=$$BUILD_TARGET -C $$TARGET run_tests;\
done;
hotplug:
for TARGET in $(TARGETS_HOTPLUG); do \
- make -C $$TARGET; \
+ BUILD_TARGET=$$BUILD/$$TARGET; \
+ make OUTPUT=$$BUILD_TARGET -C $$TARGET;\
done;
run_hotplug: hotplug
for TARGET in $(TARGETS_HOTPLUG); do \
- make -C $$TARGET run_full_test; \
+ BUILD_TARGET=$$BUILD/$$TARGET; \
+ make OUTPUT=$$BUILD_TARGET -C $$TARGET run_full_test;\
done;
clean_hotplug:
for TARGET in $(TARGETS_HOTPLUG); do \
- make -C $$TARGET clean; \
+ BUILD_TARGET=$$BUILD/$$TARGET; \
+ make OUTPUT=$$BUILD_TARGET -C $$TARGET clean;\
done;
run_pstore_crash:
@# Ask all targets to install their files
mkdir -p $(INSTALL_PATH)
for TARGET in $(TARGETS); do \
- make -C $$TARGET INSTALL_PATH=$(INSTALL_PATH)/$$TARGET install; \
+ BUILD_TARGET=$$BUILD/$$TARGET; \
+ make OUTPUT=$$BUILD_TARGET -C $$TARGET INSTALL_PATH=$(INSTALL_PATH)/$$TARGET install; \
done;
@# Ask all targets to emit their test scripts
echo "ROOT=\$$PWD" >> $(ALL_SCRIPT)
for TARGET in $(TARGETS); do \
+ BUILD_TARGET=$$BUILD/$$TARGET; \
echo "echo ; echo Running tests in $$TARGET" >> $(ALL_SCRIPT); \
echo "echo ========================================" >> $(ALL_SCRIPT); \
echo "cd $$TARGET" >> $(ALL_SCRIPT); \
- make -s --no-print-directory -C $$TARGET emit_tests >> $(ALL_SCRIPT); \
+ make -s --no-print-directory OUTPUT=$$BUILD_TARGET -C $$TARGET emit_tests >> $(ALL_SCRIPT); \
echo "cd \$$ROOT" >> $(ALL_SCRIPT); \
done;
clean:
for TARGET in $(TARGETS); do \
- make -C $$TARGET clean; \
+ BUILD_TARGET=$$BUILD/$$TARGET; \
+ make OUTPUT=$$BUILD_TARGET -C $$TARGET clean;\
done;
.PHONY: install
CFLAGS += -Wall -O2 -lcap -I../../../include/uapi -I$(LIBDIR)
-test_objs = test_verifier test_tag test_maps test_lru_map test_lpm_map
+TEST_GEN_PROGS = test_verifier test_tag test_maps test_lru_map test_lpm_map
-TEST_PROGS := $(test_objs) test_kmod.sh
-TEST_FILES := $(test_objs)
+TEST_PROGS := test_kmod.sh
.PHONY: all clean force
-all: $(test_objs)
-
# force a rebuild of BPFOBJ when its dependencies are updated
force:
$(test_objs): $(BPFOBJ)
include ../lib.mk
-
-clean:
- $(RM) $(test_objs)
ARCH ?= $(shell echo $(uname_M) | sed -e s/i.86/x86/ -e s/x86_64/x86/)
ifeq ($(ARCH),x86)
-TEST_PROGS := breakpoint_test
+TEST_GEN_PROGS := breakpoint_test
endif
ifeq ($(ARCH),aarch64)
-TEST_PROGS := breakpoint_test_arm64
+TEST_GEN_PROGS := breakpoint_test_arm64
endif
-TEST_PROGS += step_after_suspend_test
-
-all: $(TEST_PROGS)
+TEST_GEN_PROGS += step_after_suspend_test
include ../lib.mk
-clean:
- rm -fr breakpoint_test breakpoint_test_arm64 step_after_suspend_test
-TEST_FILES := validate_cap
-TEST_PROGS := test_execve
-
-BINARIES := $(TEST_FILES) $(TEST_PROGS)
+TEST_GEN_FILES := validate_cap
+TEST_GEN_PROGS := test_execve
CFLAGS += -O2 -g -std=gnu99 -Wall
LDLIBS += -lcap-ng -lrt -ldl
-all: $(BINARIES)
-
-clean:
- $(RM) $(BINARIES)
-
include ../lib.mk
--- /dev/null
+all:
+
+TEST_PROGS := main.sh
+TEST_FILES := cpu.sh cpufreq.sh governor.sh module.sh special-tests.sh
+
+include ../lib.mk
+
+clean:
--- /dev/null
+#!/bin/bash
+#
+# CPU helpers
+
+# protect against multiple inclusion
+if [ $FILE_CPU ]; then
+ return 0
+else
+ FILE_CPU=DONE
+fi
+
+source cpufreq.sh
+
+for_each_cpu()
+{
+ cpus=$(ls $CPUROOT | grep "cpu[0-9].*")
+ for cpu in $cpus; do
+ $@ $cpu
+ done
+}
+
+for_each_non_boot_cpu()
+{
+ cpus=$(ls $CPUROOT | grep "cpu[1-9].*")
+ for cpu in $cpus; do
+ $@ $cpu
+ done
+}
+
+#$1: cpu
+offline_cpu()
+{
+ printf "Offline $1\n"
+ echo 0 > $CPUROOT/$1/online
+}
+
+#$1: cpu
+online_cpu()
+{
+ printf "Online $1\n"
+ echo 1 > $CPUROOT/$1/online
+}
+
+#$1: cpu
+reboot_cpu()
+{
+ offline_cpu $1
+ online_cpu $1
+}
+
+# Reboot CPUs
+# param: number of times we want to run the loop
+reboot_cpus()
+{
+ printf "** Test: Running ${FUNCNAME[0]} for $1 loops **\n\n"
+
+ for i in `seq 1 $1`; do
+ for_each_non_boot_cpu offline_cpu
+ for_each_non_boot_cpu online_cpu
+ printf "\n"
+ done
+
+ printf "\n%s\n\n" "------------------------------------------------"
+}
+
+# Prints warning for all CPUs with missing cpufreq directory
+print_unmanaged_cpus()
+{
+ for_each_cpu cpu_should_have_cpufreq_directory
+}
+
+# Counts CPUs with cpufreq directories
+count_cpufreq_managed_cpus()
+{
+ count=0;
+
+ for cpu in `ls $CPUROOT | grep "cpu[0-9].*"`; do
+ if [ -d $CPUROOT/$cpu/cpufreq ]; then
+ let count=count+1;
+ fi
+ done
+
+ echo $count;
+}
--- /dev/null
+#!/bin/bash
+
+# protect against multiple inclusion
+if [ $FILE_CPUFREQ ]; then
+ return 0
+else
+ FILE_CPUFREQ=DONE
+fi
+
+source cpu.sh
+
+
+# $1: cpu
+cpu_should_have_cpufreq_directory()
+{
+ if [ ! -d $CPUROOT/$1/cpufreq ]; then
+ printf "Warning: No cpufreq directory present for $1\n"
+ fi
+}
+
+cpu_should_not_have_cpufreq_directory()
+{
+ if [ -d $CPUROOT/$1/cpufreq ]; then
+ printf "Warning: cpufreq directory present for $1\n"
+ fi
+}
+
+for_each_policy()
+{
+ policies=$(ls $CPUFREQROOT| grep "policy[0-9].*")
+ for policy in $policies; do
+ $@ $policy
+ done
+}
+
+for_each_policy_concurrent()
+{
+ policies=$(ls $CPUFREQROOT| grep "policy[0-9].*")
+ for policy in $policies; do
+ $@ $policy &
+ done
+}
+
+# $1: Path
+read_cpufreq_files_in_dir()
+{
+ local files=`ls $1`
+
+ printf "Printing directory: $1\n\n"
+
+ for file in $files; do
+ if [ -f $1/$file ]; then
+ printf "$file:"
+ cat $1/$file
+ else
+ printf "\n"
+ read_cpufreq_files_in_dir "$1/$file"
+ fi
+ done
+ printf "\n"
+}
+
+
+read_all_cpufreq_files()
+{
+ printf "** Test: Running ${FUNCNAME[0]} **\n\n"
+
+ read_cpufreq_files_in_dir $CPUFREQROOT
+
+ printf "%s\n\n" "------------------------------------------------"
+}
+
+
+# UPDATE CPUFREQ FILES
+
+# $1: directory path
+update_cpufreq_files_in_dir()
+{
+ local files=`ls $1`
+
+ printf "Updating directory: $1\n\n"
+
+ for file in $files; do
+ if [ -f $1/$file ]; then
+ # file is writable ?
+ local wfile=$(ls -l $1/$file | awk '$1 ~ /^.*w.*/ { print $NF; }')
+
+ if [ ! -z $wfile ]; then
+ # scaling_setspeed is a special file and we
+ # should skip updating it
+ if [ $file != "scaling_setspeed" ]; then
+ local val=$(cat $1/$file)
+ printf "Writing $val to: $file\n"
+ echo $val > $1/$file
+ fi
+ fi
+ else
+ printf "\n"
+ update_cpufreq_files_in_dir "$1/$file"
+ fi
+ done
+
+ printf "\n"
+}
+
+# Update all writable files with their existing values
+update_all_cpufreq_files()
+{
+ printf "** Test: Running ${FUNCNAME[0]} **\n\n"
+
+ update_cpufreq_files_in_dir $CPUFREQROOT
+
+ printf "%s\n\n" "------------------------------------------------"
+}
+
+
+# CHANGE CPU FREQUENCIES
+
+# $1: policy
+find_current_freq()
+{
+ cat $CPUFREQROOT/$1/scaling_cur_freq
+}
+
+# $1: policy
+# $2: frequency
+set_cpu_frequency()
+{
+ printf "Change frequency for $1 to $2\n"
+ echo $2 > $CPUFREQROOT/$1/scaling_setspeed
+}
+
+# $1: policy
+test_all_frequencies()
+{
+ local filepath="$CPUFREQROOT/$1"
+
+ backup_governor $1
+
+ local found=$(switch_governor $1 "userspace")
+ if [ $found = 1 ]; then
+ printf "${FUNCNAME[0]}: userspace governor not available for: $1\n"
+ return;
+ fi
+
+ printf "Switched governor for $1 to userspace\n\n"
+
+ local freqs=$(cat $filepath/scaling_available_frequencies)
+ printf "Available frequencies for $1: $freqs\n\n"
+
+ # Set all frequencies one-by-one
+ for freq in $freqs; do
+ set_cpu_frequency $1 $freq
+ done
+
+ printf "\n"
+
+ restore_governor $1
+}
+
+# $1: loop count
+shuffle_frequency_for_all_cpus()
+{
+ printf "** Test: Running ${FUNCNAME[0]} for $1 loops **\n\n"
+
+ for i in `seq 1 $1`; do
+ for_each_policy test_all_frequencies
+ done
+ printf "\n%s\n\n" "------------------------------------------------"
+}
+
+# Basic cpufreq tests
+cpufreq_basic_tests()
+{
+ printf "*** RUNNING CPUFREQ SANITY TESTS ***\n"
+ printf "====================================\n\n"
+
+ count=$(count_cpufreq_managed_cpus)
+ if [ $count = 0 ]; then
+ printf "No cpu is managed by cpufreq core, exiting\n"
+ exit;
+ else
+ printf "CPUFreq manages: $count CPUs\n\n"
+ fi
+
+ # Detect & print which CPUs are not managed by cpufreq
+ print_unmanaged_cpus
+
+ # read/update all cpufreq files
+ read_all_cpufreq_files
+ update_all_cpufreq_files
+
+ # hotplug cpus
+ reboot_cpus 5
+
+ # Test all frequencies
+ shuffle_frequency_for_all_cpus 2
+
+ # Test all governors
+ shuffle_governors_for_all_cpus 1
+}
+
+# Suspend/resume
+# $1: "suspend" or "hibernate", $2: loop count
+do_suspend()
+{
+ printf "** Test: Running ${FUNCNAME[0]}: Trying $1 for $2 loops **\n\n"
+
+ # Is the directory available
+ if [ ! -d $SYSFS/power/ -o ! -f $SYSFS/power/state ]; then
+ printf "$SYSFS/power/state not available\n"
+ return 1
+ fi
+
+ if [ $1 = "suspend" ]; then
+ filename="mem"
+ elif [ $1 = "hibernate" ]; then
+ filename="disk"
+ else
+ printf "$1 is not a valid option\n"
+ return 1
+ fi
+
+ if [ -n $filename ]; then
+ present=$(cat $SYSFS/power/state | grep $filename)
+
+ if [ -z "$present" ]; then
+ printf "Tried to $1 but $filename isn't present in $SYSFS/power/state\n"
+ return 1;
+ fi
+
+ for i in `seq 1 $2`; do
+ printf "Starting $1\n"
+ echo $filename > $SYSFS/power/state
+ printf "Came out of $1\n"
+
+ printf "Do basic tests after finishing $1 to verify cpufreq state\n\n"
+ cpufreq_basic_tests
+ done
+ fi
+}
--- /dev/null
+#!/bin/bash
+#
+# Test governors
+
+# protect against multiple inclusion
+if [ $FILE_GOVERNOR ]; then
+ return 0
+else
+ FILE_GOVERNOR=DONE
+fi
+
+source cpu.sh
+source cpufreq.sh
+
+CUR_GOV=
+CUR_FREQ=
+
+# Find governor's directory path
+# $1: policy, $2: governor
+find_gov_directory()
+{
+ if [ -d $CPUFREQROOT/$2 ]; then
+ printf "$CPUFREQROOT/$2\n"
+ elif [ -d $CPUFREQROOT/$1/$2 ]; then
+ printf "$CPUFREQROOT/$1/$2\n"
+ else
+ printf "INVALID\n"
+ fi
+}
+
+# $1: policy
+find_current_governor()
+{
+ cat $CPUFREQROOT/$1/scaling_governor
+}
+
+# $1: policy
+backup_governor()
+{
+ CUR_GOV=$(find_current_governor $1)
+
+ printf "Governor backup done for $1: $CUR_GOV\n"
+
+ if [ $CUR_GOV == "userspace" ]; then
+ CUR_FREQ=$(find_current_freq $1)
+ printf "Governor frequency backup done for $1: $CUR_FREQ\n"
+ fi
+
+ printf "\n"
+}
+
+# $1: policy
+restore_governor()
+{
+ __switch_governor $1 $CUR_GOV
+
+ printf "Governor restored for $1 to $CUR_GOV\n"
+
+ if [ $CUR_GOV == "userspace" ]; then
+ set_cpu_frequency $1 $CUR_FREQ
+ printf "Governor frequency restored for $1: $CUR_FREQ\n"
+ fi
+
+ printf "\n"
+}
+
+# param:
+# $1: policy, $2: governor
+__switch_governor()
+{
+ echo $2 > $CPUFREQROOT/$1/scaling_governor
+}
+
+# param:
+# $1: cpu, $2: governor
+__switch_governor_for_cpu()
+{
+ echo $2 > $CPUROOT/$1/cpufreq/scaling_governor
+}
+
+# SWITCH GOVERNORS
+
+# $1: cpu, $2: governor
+switch_governor()
+{
+ local filepath=$CPUFREQROOT/$1/scaling_available_governors
+
+ # check if governor is available
+ local found=$(cat $filepath | grep $2 | wc -l)
+ if [ $found = 0 ]; then
+ echo 1;
+ return
+ fi
+
+ __switch_governor $1 $2
+ echo 0;
+}
+
+# $1: policy, $2: governor
+switch_show_governor()
+{
+ cur_gov=find_current_governor
+ if [ $cur_gov == "userspace" ]; then
+ cur_freq=find_current_freq
+ fi
+
+ # switch governor
+ __switch_governor $1 $2
+
+ printf "\nSwitched governor for $1 to $2\n\n"
+
+ if [ $2 == "userspace" -o $2 == "powersave" -o $2 == "performance" ]; then
+ printf "No files to read for $2 governor\n\n"
+ return
+ fi
+
+ # show governor files
+ local govpath=$(find_gov_directory $1 $2)
+ read_cpufreq_files_in_dir $govpath
+}
+
+# $1: function to be called, $2: policy
+call_for_each_governor()
+{
+ local filepath=$CPUFREQROOT/$2/scaling_available_governors
+
+ # Exit if cpu isn't managed by cpufreq core
+ if [ ! -f $filepath ]; then
+ return;
+ fi
+
+ backup_governor $2
+
+ local governors=$(cat $filepath)
+ printf "Available governors for $2: $governors\n"
+
+ for governor in $governors; do
+ $1 $2 $governor
+ done
+
+ restore_governor $2
+}
+
+# $1: loop count
+shuffle_governors_for_all_cpus()
+{
+ printf "** Test: Running ${FUNCNAME[0]} for $1 loops **\n\n"
+
+ for i in `seq 1 $1`; do
+ for_each_policy call_for_each_governor switch_show_governor
+ done
+ printf "%s\n\n" "------------------------------------------------"
+}
--- /dev/null
+#!/bin/bash
+
+source cpu.sh
+source cpufreq.sh
+source governor.sh
+source module.sh
+source special-tests.sh
+
+FUNC=basic # do basic tests by default
+OUTFILE=cpufreq_selftest
+SYSFS=
+CPUROOT=
+CPUFREQROOT=
+
+helpme()
+{
+ printf "Usage: $0 [-h] [-todg args]
+ [-h <help>]
+ [-o <output-file-for-dump>]
+ [-t <basic: Basic cpufreq testing
+ suspend: suspend/resume,
+ hibernate: hibernate/resume,
+ modtest: test driver or governor modules. Only to be used with -d or -g options,
+ sptest1: Simple governor switch to produce lockdep.
+ sptest2: Concurrent governor switch to produce lockdep.
+ sptest3: Governor races, shuffle between governors quickly.
+ sptest4: CPU hotplugs with updates to cpufreq files.>]
+ [-d <driver's module name: only with \"-t modtest>\"]
+ [-g <governor's module name: only with \"-t modtest>\"]
+ \n"
+ exit 2
+}
+
+prerequisite()
+{
+ msg="skip all tests:"
+
+ if [ $UID != 0 ]; then
+ echo $msg must be run as root >&2
+ exit 2
+ fi
+
+ taskset -p 01 $$
+
+ SYSFS=`mount -t sysfs | head -1 | awk '{ print $3 }'`
+
+ if [ ! -d "$SYSFS" ]; then
+ echo $msg sysfs is not mounted >&2
+ exit 2
+ fi
+
+ CPUROOT=$SYSFS/devices/system/cpu
+ CPUFREQROOT="$CPUROOT/cpufreq"
+
+ if ! ls $CPUROOT/cpu* > /dev/null 2>&1; then
+ echo $msg cpus not available in sysfs >&2
+ exit 2
+ fi
+
+ if ! ls $CPUROOT/cpufreq > /dev/null 2>&1; then
+ echo $msg cpufreq directory not available in sysfs >&2
+ exit 2
+ fi
+}
+
+parse_arguments()
+{
+ while getopts ht:o:d:g: arg
+ do
+ case $arg in
+ h) # --help
+ helpme
+ ;;
+
+ t) # --func_type (Function to perform: basic, suspend, hibernate, modtest, sptest1/2/3/4 (default: basic))
+ FUNC=$OPTARG
+ ;;
+
+ o) # --output-file (Output file to store dumps)
+ OUTFILE=$OPTARG
+ ;;
+
+ d) # --driver-mod-name (Name of the driver module)
+ DRIVER_MOD=$OPTARG
+ ;;
+
+ g) # --governor-mod-name (Name of the governor module)
+ GOVERNOR_MOD=$OPTARG
+ ;;
+
+ \?)
+ helpme
+ ;;
+ esac
+ done
+}
+
+do_test()
+{
+ # Check if CPUs are managed by cpufreq or not
+ count=$(count_cpufreq_managed_cpus)
+
+ if [ $count = 0 -a $FUNC != "modtest" ]; then
+ echo "No cpu is managed by cpufreq core, exiting"
+ exit 2;
+ fi
+
+ case "$FUNC" in
+ "basic")
+ cpufreq_basic_tests
+ ;;
+
+ "suspend")
+ do_suspend "suspend" 1
+ ;;
+
+ "hibernate")
+ do_suspend "hibernate" 1
+ ;;
+
+ "modtest")
+ # Do we have modules in place?
+ if [ -z $DRIVER_MOD ] && [ -z $GOVERNOR_MOD ]; then
+ echo "No driver or governor module passed with -d or -g"
+ exit 2;
+ fi
+
+ if [ $DRIVER_MOD ]; then
+ if [ $GOVERNOR_MOD ]; then
+ module_test $DRIVER_MOD $GOVERNOR_MOD
+ else
+ module_driver_test $DRIVER_MOD
+ fi
+ else
+ if [ $count = 0 ]; then
+ echo "No cpu is managed by cpufreq core, exiting"
+ exit 2;
+ fi
+
+ module_governor_test $GOVERNOR_MOD
+ fi
+ ;;
+
+ "sptest1")
+ simple_lockdep
+ ;;
+
+ "sptest2")
+ concurrent_lockdep
+ ;;
+
+ "sptest3")
+ governor_race
+ ;;
+
+ "sptest4")
+ hotplug_with_updates
+ ;;
+
+ *)
+ echo "Invalid [-f] function type"
+ helpme
+ ;;
+ esac
+}
+
+# clear dumps
+# $1: file name
+clear_dumps()
+{
+ echo "" > $1.txt
+ echo "" > $1.dmesg_cpufreq.txt
+ echo "" > $1.dmesg_full.txt
+}
+
+# $1: output file name
+dmesg_dumps()
+{
+ dmesg | grep cpufreq >> $1.dmesg_cpufreq.txt
+
+ # We may need the full logs as well
+ dmesg >> $1.dmesg_full.txt
+}
+
+# Parse arguments
+parse_arguments $@
+
+# Make sure all requirements are met
+prerequisite
+
+# Run requested functions
+clear_dumps $OUTFILE
+do_test >> $OUTFILE.txt
+dmesg_dumps $OUTFILE
--- /dev/null
+#!/bin/bash
+#
+# Modules specific tests cases
+
+# protect against multiple inclusion
+if [ $FILE_MODULE ]; then
+ return 0
+else
+ FILE_MODULE=DONE
+fi
+
+source cpu.sh
+source cpufreq.sh
+source governor.sh
+
+# Check basic insmod/rmmod
+# $1: module
+test_basic_insmod_rmmod()
+{
+ printf "** Test: Running ${FUNCNAME[0]} **\n\n"
+
+ printf "Inserting $1 module\n"
+ # insert module
+ insmod $1
+ if [ $? != 0 ]; then
+ printf "Insmod $1 failed\n"
+ exit;
+ fi
+
+ printf "Removing $1 module\n"
+ # remove module
+ rmmod $1
+ if [ $? != 0 ]; then
+ printf "rmmod $1 failed\n"
+ exit;
+ fi
+
+ printf "\n"
+}
+
+# Insert cpufreq driver module and perform basic tests
+# $1: cpufreq-driver module to insert
+# $2: If we want to play with CPUs (1) or not (0)
+module_driver_test_single()
+{
+ printf "** Test: Running ${FUNCNAME[0]} for driver $1 and cpus_hotplug=$2 **\n\n"
+
+ if [ $2 -eq 1 ]; then
+ # offline all non-boot CPUs
+ for_each_non_boot_cpu offline_cpu
+ printf "\n"
+ fi
+
+ # insert module
+ printf "Inserting $1 module\n\n"
+ insmod $1
+ if [ $? != 0 ]; then
+ printf "Insmod $1 failed\n"
+ return;
+ fi
+
+ if [ $2 -eq 1 ]; then
+ # online all non-boot CPUs
+ for_each_non_boot_cpu online_cpu
+ printf "\n"
+ fi
+
+ # run basic tests
+ cpufreq_basic_tests
+
+ # remove module
+ printf "Removing $1 module\n\n"
+ rmmod $1
+ if [ $? != 0 ]; then
+ printf "rmmod $1 failed\n"
+ return;
+ fi
+
+ # There shouldn't be any cpufreq directories now.
+ for_each_cpu cpu_should_not_have_cpufreq_directory
+ printf "\n"
+}
+
+# $1: cpufreq-driver module to insert
+module_driver_test()
+{
+ printf "** Test: Running ${FUNCNAME[0]} **\n\n"
+
+ # check if module is present or not
+ ls $1 > /dev/null
+ if [ $? != 0 ]; then
+ printf "$1: not present in `pwd` folder\n"
+ return;
+ fi
+
+ # test basic module tests
+ test_basic_insmod_rmmod $1
+
+ # Do simple module test
+ module_driver_test_single $1 0
+
+ # Remove CPUs before inserting module and then bring them back
+ module_driver_test_single $1 1
+ printf "\n"
+}
+
+# find governor name based on governor module name
+# $1: governor module name
+find_gov_name()
+{
+ if [ $1 = "cpufreq_ondemand.ko" ]; then
+ printf "ondemand"
+ elif [ $1 = "cpufreq_conservative.ko" ]; then
+ printf "conservative"
+ elif [ $1 = "cpufreq_userspace.ko" ]; then
+ printf "userspace"
+ elif [ $1 = "cpufreq_performance.ko" ]; then
+ printf "performance"
+ elif [ $1 = "cpufreq_powersave.ko" ]; then
+ printf "powersave"
+ elif [ $1 = "cpufreq_schedutil.ko" ]; then
+ printf "schedutil"
+ fi
+}
+
+# $1: governor string, $2: governor module, $3: policy
+# example: module_governor_test_single "ondemand" "cpufreq_ondemand.ko" 2
+module_governor_test_single()
+{
+ printf "** Test: Running ${FUNCNAME[0]} for $3 **\n\n"
+
+ backup_governor $3
+
+ # switch to new governor
+ printf "Switch from $CUR_GOV to $1\n"
+ switch_show_governor $3 $1
+
+ # try removing module, it should fail as governor is used
+ printf "Removing $2 module\n\n"
+ rmmod $2
+ if [ $? = 0 ]; then
+ printf "WARN: rmmod $2 succeeded even if governor is used\n"
+ insmod $2
+ else
+ printf "Pass: unable to remove $2 while it is being used\n\n"
+ fi
+
+ # switch back to old governor
+ printf "Switchback to $CUR_GOV from $1\n"
+ restore_governor $3
+ printf "\n"
+}
+
+# Insert cpufreq governor module and perform basic tests
+# $1: cpufreq-governor module to insert
+module_governor_test()
+{
+ printf "** Test: Running ${FUNCNAME[0]} **\n\n"
+
+ # check if module is present or not
+ ls $1 > /dev/null
+ if [ $? != 0 ]; then
+ printf "$1: not present in `pwd` folder\n"
+ return;
+ fi
+
+ # test basic module tests
+ test_basic_insmod_rmmod $1
+
+ # insert module
+ printf "Inserting $1 module\n\n"
+ insmod $1
+ if [ $? != 0 ]; then
+ printf "Insmod $1 failed\n"
+ return;
+ fi
+
+ # switch to new governor for each cpu
+ for_each_policy module_governor_test_single $(find_gov_name $1) $1
+
+ # remove module
+ printf "Removing $1 module\n\n"
+ rmmod $1
+ if [ $? != 0 ]; then
+ printf "rmmod $1 failed\n"
+ return;
+ fi
+ printf "\n"
+}
+
+# test modules: driver and governor
+# $1: driver module, $2: governor module
+module_test()
+{
+ printf "** Test: Running ${FUNCNAME[0]} **\n\n"
+
+ # check if modules are present or not
+ ls $1 $2 > /dev/null
+ if [ $? != 0 ]; then
+ printf "$1 or $2: is not present in `pwd` folder\n"
+ return;
+ fi
+
+ # TEST1: Insert gov after driver
+ # insert driver module
+ printf "Inserting $1 module\n\n"
+ insmod $1
+ if [ $? != 0 ]; then
+ printf "Insmod $1 failed\n"
+ return;
+ fi
+
+ # run governor tests
+ module_governor_test $2
+
+ # remove driver module
+ printf "Removing $1 module\n\n"
+ rmmod $1
+ if [ $? != 0 ]; then
+ printf "rmmod $1 failed\n"
+ return;
+ fi
+
+ # TEST2: Insert driver after governor
+ # insert governor module
+ printf "Inserting $2 module\n\n"
+ insmod $2
+ if [ $? != 0 ]; then
+ printf "Insmod $2 failed\n"
+ return;
+ fi
+
+ # run governor tests
+ module_driver_test $1
+
+ # remove driver module
+ printf "Removing $2 module\n\n"
+ rmmod $2
+ if [ $? != 0 ]; then
+ printf "rmmod $2 failed\n"
+ return;
+ fi
+}
--- /dev/null
+#!/bin/bash
+#
+# Special test cases reported by people
+
+# Testcase 1: Reported here: http://marc.info/?l=linux-pm&m=140618592709858&w=2
+
+# protect against multiple inclusion
+if [ $FILE_SPECIAL ]; then
+ return 0
+else
+ FILE_SPECIAL=DONE
+fi
+
+source cpu.sh
+source cpufreq.sh
+source governor.sh
+
+# Test 1
+# $1: policy
+__simple_lockdep()
+{
+ # switch to ondemand
+ __switch_governor $1 "ondemand"
+
+ # cat ondemand files
+ local ondir=$(find_gov_directory $1 "ondemand")
+ if [ -z $ondir ]; then
+ printf "${FUNCNAME[0]}Ondemand directory not created, quit"
+ return
+ fi
+
+ cat $ondir/*
+
+ # switch to conservative
+ __switch_governor $1 "conservative"
+}
+
+simple_lockdep()
+{
+ printf "** Test: Running ${FUNCNAME[0]} **\n"
+
+ for_each_policy __simple_lockdep
+}
+
+# Test 2
+# $1: policy
+__concurrent_lockdep()
+{
+ for i in `seq 0 100`; do
+ __simple_lockdep $1
+ done
+}
+
+concurrent_lockdep()
+{
+ printf "** Test: Running ${FUNCNAME[0]} **\n"
+
+ for_each_policy_concurrent __concurrent_lockdep
+}
+
+# Test 3
+quick_shuffle()
+{
+ # this is called concurrently from governor_race
+ for I in `seq 1000`
+ do
+ echo ondemand | sudo tee $CPUFREQROOT/policy*/scaling_governor &
+ echo userspace | sudo tee $CPUFREQROOT/policy*/scaling_governor &
+ done
+}
+
+governor_race()
+{
+ printf "** Test: Running ${FUNCNAME[0]} **\n"
+
+ # run 8 concurrent instances
+ for I in `seq 8`
+ do
+ quick_shuffle &
+ done
+}
+
+# Test 4
+# $1: cpu
+hotplug_with_updates_cpu()
+{
+ local filepath="$CPUROOT/$1/cpufreq"
+
+ # switch to ondemand
+ __switch_governor_for_cpu $1 "ondemand"
+
+ for i in `seq 1 5000`
+ do
+ reboot_cpu $1
+ done &
+
+ local freqs=$(cat $filepath/scaling_available_frequencies)
+ local oldfreq=$(cat $filepath/scaling_min_freq)
+
+ for j in `seq 1 5000`
+ do
+ # Set all frequencies one-by-one
+ for freq in $freqs; do
+ echo $freq > $filepath/scaling_min_freq
+ done
+ done
+
+ # restore old freq
+ echo $oldfreq > $filepath/scaling_min_freq
+}
+
+hotplug_with_updates()
+{
+ for_each_non_boot_cpu hotplug_with_updates_cpu
+}
CFLAGS = -Wall
-test_objs = open-unlink create-read
-
-all: $(test_objs)
-
+TEST_GEN_FILES := open-unlink create-read
TEST_PROGS := efivarfs.sh
-TEST_FILES := $(test_objs)
include ../lib.mk
-clean:
- rm -f $(test_objs)
CFLAGS = -Wall
-BINARIES = execveat
-DEPS = execveat.symlink execveat.denatured script subdir
-all: $(BINARIES) $(DEPS)
-subdir:
+TEST_GEN_PROGS := execveat
+TEST_GEN_FILES := execveat.symlink execveat.denatured script subdir
+# Makefile is a run-time dependency, since it's accessed by the execveat test
+TEST_FILES := Makefile
+
+EXTRA_CLEAN := $(OUTPUT)/subdir.moved $(OUTPUT)/execveat.moved $(OUTPUT)/xxxxx*
+
+include ../lib.mk
+
+$(OUTPUT)/subdir:
mkdir -p $@
-script:
+$(OUTPUT)/script:
echo '#!/bin/sh' > $@
echo 'exit $$*' >> $@
chmod +x $@
-execveat.symlink: execveat
- ln -s -f $< $@
-execveat.denatured: execveat
+$(OUTPUT)/execveat.symlink: $(OUTPUT)/execveat
+ cd $(OUTPUT) && ln -s -f $(shell basename $<) $(shell basename $@)
+$(OUTPUT)/execveat.denatured: $(OUTPUT)/execveat
cp $< $@
chmod -x $@
-%: %.c
- $(CC) $(CFLAGS) -o $@ $^
-
-TEST_PROGS := execveat
-# Makefile is a run-time dependency, since it's accessed by the execveat test
-TEST_FILES := $(DEPS) Makefile
-
-include ../lib.mk
-clean:
- rm -rf $(BINARIES) $(DEPS) subdir.moved execveat.moved xxxxx*
all:
TEST_PROGS := ftracetest
-TEST_DIRS := test.d
+TEST_FILES := test.d
+EXTRA_CLEAN := $(OUTPUT)/logs/*
include ../lib.mk
-
-clean:
- rm -rf logs/*
TEST_PROGS := run.sh
.PHONY: all clean
-all:
- for DIR in $(SUBDIRS); do $(MAKE) -C $$DIR $@ ; done
include ../lib.mk
+all:
+ for DIR in $(SUBDIRS); do \
+ BUILD_TARGET=$$OUTPUT/$$DIR; \
+ mkdir $$BUILD_TARGET -p; \
+ make OUTPUT=$$BUILD_TARGET -C $$DIR $@;\
+ done
+
override define RUN_TESTS
- ./run.sh
+ @if [ `dirname $(OUTPUT)` = $(PWD) ]; then ./run.sh; fi
endef
override define INSTALL_RULE
install -t $(INSTALL_PATH) $(TEST_PROGS) $(TEST_PROGS_EXTENDED) $(TEST_FILES)
@for SUBDIR in $(SUBDIRS); do \
- $(MAKE) -C $$SUBDIR INSTALL_PATH=$(INSTALL_PATH)/$$SUBDIR install; \
+ BUILD_TARGET=$$OUTPUT/$$SUBDIR; \
+ mkdir $$BUILD_TARGET -p; \
+ $(MAKE) OUTPUT=$$BUILD_TARGET -C $$SUBDIR INSTALL_PATH=$(INSTALL_PATH)/$$SUBDIR install; \
done;
endef
endef
clean:
- for DIR in $(SUBDIRS); do $(MAKE) -C $$DIR $@ ; done
+ for DIR in $(SUBDIRS); do \
+ BUILD_TARGET=$$OUTPUT/$$DIR; \
+ mkdir $$BUILD_TARGET -p; \
+ make OUTPUT=$$BUILD_TARGET -C $$DIR $@;\
+ done
CFLAGS := $(CFLAGS) -g -O2 -Wall -D_GNU_SOURCE -pthread $(INCLUDES)
LDFLAGS := $(LDFLAGS) -pthread -lrt
-HEADERS := ../include/futextest.h
-TARGETS := \
+HEADERS := \
+ ../include/futextest.h \
+ ../include/atomic.h \
+ ../include/logging.h
+TEST_GEN_FILES := \
futex_wait_timeout \
futex_wait_wouldblock \
futex_requeue_pi \
futex_wait_uninitialized_heap \
futex_wait_private_mapped_file
-TEST_PROGS := $(TARGETS) run.sh
-
-.PHONY: all clean
-all: $(TARGETS)
-
-$(TARGETS): $(HEADERS)
+TEST_PROGS := run.sh
include ../../lib.mk
-clean:
- rm -f $(TARGETS)
+$(TEST_GEN_FILES): $(HEADERS)
#ifndef _LOGGING_H
#define _LOGGING_H
+#include <stdio.h>
#include <string.h>
#include <unistd.h>
#include <linux/futex.h>
--- /dev/null
+gpio-mockup-chardev
-CC := $(CROSS_COMPILE)gcc
CFLAGS := $(CFLAGS) -Wall -D_GNU_SOURCE
LDFLAGS := $(LDFLAGS) -lm
-TARGETS := msr aperf
+TEST_GEN_FILES := msr aperf
-TEST_PROGS := $(TARGETS) run.sh
+TEST_PROGS := run.sh
-.PHONY: all clean
-all: $(TARGETS)
+include ../lib.mk
-$(TARGETS): $(HEADERS)
-
-clean:
- rm -f $(TARGETS)
+$(TEST_GEN_FILES): $(HEADERS)
}
int main(int argc, char **argv) {
- int i, cpu, fd;
+ unsigned int i, cpu, fd;
char msr_file_name[64];
long long tsc, old_tsc, new_tsc;
long long aperf, old_aperf, new_aperf;
CFLAGS += -I../../../../usr/include/
-all:
- $(CC) $(CFLAGS) msgque.c -o msgque_test
-
-TEST_PROGS := msgque_test
+TEST_GEN_PROGS := msgque
include ../lib.mk
-clean:
- rm -fr ./msgque_test
CFLAGS += -I../../../../usr/include/
-all: kcmp_test
+TEST_GEN_PROGS := kcmp_test
-TEST_PROGS := kcmp_test
+EXTRA_CLEAN := $(OUTPUT)/kcmp-test-file
include ../lib.mk
-clean:
- $(RM) kcmp_test kcmp-test-file
# Makefile can operate with or without the kbuild infrastructure.
CC := $(CROSS_COMPILE)gcc
+TEST_GEN_PROGS := $(patsubst %,$(OUTPUT)/%,$(TEST_GEN_PROGS))
+TEST_GEN_FILES := $(patsubst %,$(OUTPUT)/%,$(TEST_GEN_FILES))
+
+all: $(TEST_GEN_PROGS) $(TEST_GEN_PROGS_EXTENDED) $(TEST_GEN_FILES)
+
define RUN_TESTS
- @for TEST in $(TEST_PROGS); do \
- (./$$TEST && echo "selftests: $$TEST [PASS]") || echo "selftests: $$TEST [FAIL]"; \
+ @for TEST in $(TEST_GEN_PROGS) $(TEST_PROGS); do \
+ BASENAME_TEST=`basename $$TEST`; \
+ cd `dirname $$TEST`; (./$$BASENAME_TEST && echo "selftests: $$BASENAME_TEST [PASS]") || echo "selftests: $$BASENAME_TEST [FAIL]"; cd -;\
done;
endef
define INSTALL_RULE
@if [ "X$(TEST_PROGS)$(TEST_PROGS_EXTENDED)$(TEST_FILES)" != "X" ]; then \
mkdir -p ${INSTALL_PATH}; \
- echo "rsync -a $(TEST_DIRS) $(TEST_PROGS) $(TEST_PROGS_EXTENDED) $(TEST_FILES) $(INSTALL_PATH)/"; \
- rsync -a $(TEST_DIRS) $(TEST_PROGS) $(TEST_PROGS_EXTENDED) $(TEST_FILES) $(INSTALL_PATH)/; \
+ echo "rsync -a $(TEST_PROGS) $(TEST_PROGS_EXTENDED) $(TEST_FILES) $(INSTALL_PATH)/"; \
+ rsync -a $(TEST_PROGS) $(TEST_PROGS_EXTENDED) $(TEST_FILES) $(INSTALL_PATH)/; \
+ fi
+ @if [ "X$(TEST_GEN_PROGS)$(TEST_GEN_PROGS_EXTENDED)$(TEST_GEN_FILES)" != "X" ]; then \
+ mkdir -p ${INSTALL_PATH}; \
+ echo "rsync -a $(TEST_GEN_PROGS) $(TEST_GEN_PROGS_EXTENDED) $(TEST_GEN_FILES) $(INSTALL_PATH)/"; \
+ rsync -a $(TEST_GEN_PROGS) $(TEST_GEN_PROGS_EXTENDED) $(TEST_GEN_FILES) $(INSTALL_PATH)/; \
fi
endef
endif
define EMIT_TESTS
- @for TEST in $(TEST_PROGS); do \
- echo "(./$$TEST && echo \"selftests: $$TEST [PASS]\") || echo \"selftests: $$TEST [FAIL]\""; \
+ @for TEST in $(TEST_GEN_PROGS) $(TEST_PROGS); do \
+ BASENAME_TEST=`basename $$TEST`; \
+ echo "(./$$BASENAME_TEST && echo \"selftests: $$BASENAME_TEST [PASS]\") || echo \"selftests: $$BASENAME_TEST [FAIL]\""; \
done;
endef
emit_tests:
$(EMIT_TESTS)
+clean:
+ $(RM) -r $(TEST_GEN_PROGS) $(TEST_GEN_PROGS_EXTENDED) $(TEST_GEN_FILES) $(EXTRA_CLEAN)
+
+$(OUTPUT)/%:%.c
+ $(LINK.c) $^ $(LDLIBS) -o $@
+
+$(OUTPUT)/%.o:%.S
+ $(COMPILE.S) $^ -o $@
+
+$(OUTPUT)/%:%.S
+ $(LINK.S) $^ $(LDLIBS) -o $@
+
.PHONY: run_tests all clean install emit_tests
CFLAGS += -g -I../../../../usr/include/
-TEST_PROGS := membarrier_test
-
-all: $(TEST_PROGS)
+TEST_GEN_PROGS := membarrier_test
include ../lib.mk
-clean:
- $(RM) $(TEST_PROGS)
-CC = $(CROSS_COMPILE)gcc
CFLAGS += -D_FILE_OFFSET_BITS=64
CFLAGS += -I../../../../include/uapi/
CFLAGS += -I../../../../include/
CFLAGS += -I../../../../usr/include/
-TEST_PROGS := memfd_test
-
-all: $(TEST_PROGS)
-
-include ../lib.mk
-
-build_fuse: fuse_mnt fuse_test
+TEST_PROGS := run_fuse_test.sh
+TEST_GEN_FILES := memfd_test fuse_mnt fuse_test
fuse_mnt.o: CFLAGS += $(shell pkg-config fuse --cflags)
fuse_mnt: LDFLAGS += $(shell pkg-config fuse --libs)
-run_fuse: build_fuse
- @./run_fuse_test.sh || echo "fuse_test: [FAIL]"
+include ../lib.mk
-clean:
- $(RM) memfd_test fuse_test
# Makefile for mount selftests.
CFLAGS = -Wall \
-O2
-all: unprivileged-remount-test
-unprivileged-remount-test: unprivileged-remount-test.c
- $(CC) $(CFLAGS) unprivileged-remount-test.c -o unprivileged-remount-test
+TEST_GEN_PROGS := unprivileged-remount-test
include ../lib.mk
-TEST_PROGS := unprivileged-remount-test
override RUN_TESTS := if [ -f /proc/self/uid_map ] ; \
then \
./unprivileged-remount-test ; \
fi
override EMIT_TESTS := echo "$(RUN_TESTS)"
-clean:
- rm -f unprivileged-remount-test
CFLAGS += -O2
LDLIBS = -lrt -lpthread -lpopt
-TEST_PROGS := mq_open_tests mq_perf_tests
-
-all: $(TEST_PROGS)
+TEST_GEN_PROGS := mq_open_tests mq_perf_tests
include ../lib.mk
echo "./mq_perf_tests || echo \"selftests: mq_perf_tests [FAIL]\""
endef
-clean:
- rm -f mq_open_tests mq_perf_tests
CFLAGS = -Wall -Wl,--no-as-needed -O2 -g
CFLAGS += -I../../../../usr/include/
-NET_PROGS = socket
-NET_PROGS += psock_fanout psock_tpacket
-NET_PROGS += reuseport_bpf reuseport_bpf_cpu reuseport_bpf_numa
-NET_PROGS += reuseport_dualstack
-
-all: $(NET_PROGS)
reuseport_bpf_numa: LDFLAGS += -lnuma
-%: %.c
- $(CC) $(CFLAGS) $(LDFLAGS) -o $@ $^
TEST_PROGS := run_netsocktests run_afpackettests test_bpf.sh
-TEST_FILES := $(NET_PROGS)
+TEST_GEN_FILES = socket
+TEST_GEN_FILES += psock_fanout psock_tpacket
+TEST_GEN_FILES += reuseport_bpf reuseport_bpf_cpu reuseport_bpf_numa
+TEST_GEN_FILES += reuseport_dualstack
include ../lib.mk
-clean:
- $(RM) $(NET_PROGS)
-TEST_PROGS := owner pidns
+TEST_GEN_PROGS := owner pidns
CFLAGS := -Wall -Werror
-all: owner pidns
-owner: owner.c
-pidns: pidns.c
-
-clean:
- $(RM) owner pidns
-
include ../lib.mk
all: $(SUB_DIRS)
$(SUB_DIRS):
- $(MAKE) -k -C $@ all
+ BUILD_TARGET=$$OUTPUT/$@; mkdir -p $$BUILD_TARGET; $(MAKE) OUTPUT=$$BUILD_TARGET -k -C $@ all
include ../lib.mk
override define RUN_TESTS
@for TARGET in $(SUB_DIRS); do \
- $(MAKE) -C $$TARGET run_tests; \
+ BUILD_TARGET=$$OUTPUT/$$TARGET; \
+ $(MAKE) OUTPUT=$$BUILD_TARGET -C $$TARGET run_tests;\
done;
endef
override define INSTALL_RULE
@for TARGET in $(SUB_DIRS); do \
- $(MAKE) -C $$TARGET install; \
+ BUILD_TARGET=$$OUTPUT/$$TARGET; \
+ $(MAKE) OUTPUT=$$BUILD_TARGET -C $$TARGET install;\
done;
endef
override define EMIT_TESTS
@for TARGET in $(SUB_DIRS); do \
- $(MAKE) -s -C $$TARGET emit_tests; \
+ BUILD_TARGET=$$OUTPUT/$$TARGET; \
+ $(MAKE) OUTPUT=$$BUILD_TARGET -s -C $$TARGET emit_tests;\
done;
endef
clean:
@for TARGET in $(SUB_DIRS); do \
- $(MAKE) -C $$TARGET clean; \
+ BUILD_TARGET=$$OUTPUT/$$TARGET; \
+ $(MAKE) OUTPUT=$$BUILD_TARGET -C $$TARGET clean; \
done;
rm -f tags
-TEST_PROGS := copy_unaligned copy_first_unaligned paste_unaligned paste_last_unaligned
-
-all: $(TEST_PROGS)
-
-$(TEST_PROGS): ../harness.c ../utils.c copy_paste_unaligned_common.c
+TEST_GEN_PROGS := copy_unaligned copy_first_unaligned paste_unaligned paste_last_unaligned
include ../../lib.mk
-clean:
- rm -f $(TEST_PROGS)
+$(TEST_GEN_PROGS): ../harness.c ../utils.c copy_paste_unaligned_common.c
-TEST_PROGS := gettimeofday context_switch mmap_bench futex_bench null_syscall
+TEST_GEN_PROGS := gettimeofday context_switch mmap_bench futex_bench null_syscall
CFLAGS += -O2
-all: $(TEST_PROGS)
-
-$(TEST_PROGS): ../harness.c
-
-context_switch: ../utils.c
-context_switch: CFLAGS += -maltivec -mvsx -mabi=altivec
-context_switch: LDLIBS += -lpthread
-
include ../../lib.mk
-clean:
- rm -f $(TEST_PROGS) *.o
+$(TEST_GEN_PROGS): ../harness.c
+
+$(OUTPUT)/context_switch: ../utils.c
+$(OUTPUT)/context_switch: CFLAGS += -maltivec -mvsx -mabi=altivec
+$(OUTPUT)/context_switch: LDLIBS += -lpthread
-TEST_PROGS := cp_abort
-
-all: $(TEST_PROGS)
-
-$(TEST_PROGS): ../harness.c ../utils.c
+TEST_GEN_PROGS := cp_abort
include ../../lib.mk
-clean:
- rm -f $(TEST_PROGS)
+$(TEST_GEN_PROGS): ../harness.c ../utils.c
# Use our CFLAGS for the implicit .S rule
ASFLAGS = $(CFLAGS)
-TEST_PROGS := copyuser_64 copyuser_power7 memcpy_64 memcpy_power7
+TEST_GEN_PROGS := copyuser_64 copyuser_power7 memcpy_64 memcpy_power7
EXTRA_SOURCES := validate.c ../harness.c
-all: $(TEST_PROGS)
-
-copyuser_64: CPPFLAGS += -D COPY_LOOP=test___copy_tofrom_user_base
-copyuser_power7: CPPFLAGS += -D COPY_LOOP=test___copy_tofrom_user_power7
-memcpy_64: CPPFLAGS += -D COPY_LOOP=test_memcpy
-memcpy_power7: CPPFLAGS += -D COPY_LOOP=test_memcpy_power7
-
-$(TEST_PROGS): $(EXTRA_SOURCES)
-
include ../../lib.mk
-clean:
- rm -f $(TEST_PROGS) *.o
+$(OUTPUT)/copyuser_64: CPPFLAGS += -D COPY_LOOP=test___copy_tofrom_user_base
+$(OUTPUT)/copyuser_power7: CPPFLAGS += -D COPY_LOOP=test___copy_tofrom_user_power7
+$(OUTPUT)/memcpy_64: CPPFLAGS += -D COPY_LOOP=test_memcpy
+$(OUTPUT)/memcpy_power7: CPPFLAGS += -D COPY_LOOP=test_memcpy_power7
+
+$(TEST_GEN_PROGS): $(EXTRA_SOURCES)
-TEST_PROGS := dscr_default_test dscr_explicit_test dscr_user_test \
+TEST_GEN_PROGS := dscr_default_test dscr_explicit_test dscr_user_test \
dscr_inherit_test dscr_inherit_exec_test dscr_sysfs_test \
dscr_sysfs_thread_test
-dscr_default_test: LDLIBS += -lpthread
-
-all: $(TEST_PROGS)
-
-$(TEST_PROGS): ../harness.c
-
include ../../lib.mk
-clean:
- rm -f $(TEST_PROGS) *.o
+$(OUTPUT)/dscr_default_test: LDLIBS += -lpthread
+
+$(TEST_GEN_PROGS): ../harness.c
-TEST_PROGS := fpu_syscall fpu_preempt fpu_signal vmx_syscall vmx_preempt vmx_signal vsx_preempt
+TEST_GEN_PROGS := fpu_syscall fpu_preempt fpu_signal vmx_syscall vmx_preempt vmx_signal vsx_preempt
-all: $(TEST_PROGS)
-
-$(TEST_PROGS): ../harness.c
-$(TEST_PROGS): CFLAGS += -O2 -g -pthread -m64 -maltivec
-
-fpu_syscall: fpu_asm.S
-fpu_preempt: fpu_asm.S
-fpu_signal: fpu_asm.S
+include ../../lib.mk
-vmx_syscall: vmx_asm.S
-vmx_preempt: vmx_asm.S
-vmx_signal: vmx_asm.S
+$(TEST_GEN_PROGS): ../harness.c
+$(TEST_GEN_PROGS): CFLAGS += -O2 -g -pthread -m64 -maltivec
-vsx_preempt: CFLAGS += -mvsx
-vsx_preempt: vsx_asm.S
+$(OUTPUT)/fpu_syscall: fpu_asm.S
+$(OUTPUT)/fpu_preempt: fpu_asm.S
+$(OUTPUT)/fpu_signal: fpu_asm.S
-include ../../lib.mk
+$(OUTPUT)/vmx_syscall: vmx_asm.S
+$(OUTPUT)/vmx_preempt: vmx_asm.S
+$(OUTPUT)/vmx_signal: vmx_asm.S
-clean:
- rm -f $(TEST_PROGS) *.o
+$(OUTPUT)/vsx_preempt: CFLAGS += -mvsx
+$(OUTPUT)/vsx_preempt: vsx_asm.S
noarg:
$(MAKE) -C ../
-TEST_PROGS := hugetlb_vs_thp_test subpage_prot prot_sao
-TEST_FILES := tempfile
+TEST_GEN_PROGS := hugetlb_vs_thp_test subpage_prot prot_sao
+TEST_GEN_FILES := tempfile
-all: $(TEST_PROGS) $(TEST_FILES)
-
-$(TEST_PROGS): ../harness.c
+include ../../lib.mk
-prot_sao: ../utils.c
+$(TEST_GEN_PROGS): ../harness.c
-include ../../lib.mk
+$(OUTPUT)/prot_sao: ../utils.c
-tempfile:
- dd if=/dev/zero of=tempfile bs=64k count=1
+$(OUTPUT)/tempfile:
+ dd if=/dev/zero of=$@ bs=64k count=1
-clean:
- rm -f $(TEST_PROGS) tempfile
noarg:
$(MAKE) -C ../
-TEST_PROGS := count_instructions l3_bank_test per_event_excludes
+TEST_GEN_PROGS := count_instructions l3_bank_test per_event_excludes
EXTRA_SOURCES := ../harness.c event.c lib.c ../utils.c
-all: $(TEST_PROGS) ebb
+include ../../lib.mk
+
+all: $(TEST_GEN_PROGS) ebb
-$(TEST_PROGS): $(EXTRA_SOURCES)
+$(TEST_GEN_PROGS): $(EXTRA_SOURCES)
# loop.S can only be built 64-bit
-count_instructions: loop.S count_instructions.c $(EXTRA_SOURCES)
+$(OUTPUT)/count_instructions: loop.S count_instructions.c $(EXTRA_SOURCES)
$(CC) $(CFLAGS) -m64 -o $@ $^
-per_event_excludes: ../utils.c
-
-include ../../lib.mk
+$(OUTPUT)/per_event_excludes: ../utils.c
DEFAULT_RUN_TESTS := $(RUN_TESTS)
override define RUN_TESTS
$(DEFAULT_RUN_TESTS)
- $(MAKE) -C ebb run_tests
+ TARGET=ebb; BUILD_TARGET=$$OUTPUT/$$TARGET; $(MAKE) OUTPUT=$$BUILD_TARGET -C $$TARGET run_tests
endef
DEFAULT_EMIT_TESTS := $(EMIT_TESTS)
override define EMIT_TESTS
$(DEFAULT_EMIT_TESTS)
- $(MAKE) -s -C ebb emit_tests
+ TARGET=ebb; BUILD_TARGET=$$OUTPUT/$$TARGET; $(MAKE) OUTPUT=$$BUILD_TARGET -s -C $$TARGET emit_tests
endef
DEFAULT_INSTALL_RULE := $(INSTALL_RULE)
override define INSTALL_RULE
$(DEFAULT_INSTALL_RULE)
- $(MAKE) -C ebb install
+ TARGET=ebb; BUILD_TARGET=$$OUTPUT/$$TARGET; $(MAKE) OUTPUT=$$BUILD_TARGET -C $$TARGET install
endef
clean:
- rm -f $(TEST_PROGS) loop.o
- $(MAKE) -C ebb clean
+ $(RM) $(TEST_GEN_PROGS) $(OUTPUT)/loop.o
+ TARGET=ebb; BUILD_TARGET=$$OUTPUT/$$TARGET; $(MAKE) OUTPUT=$$BUILD_TARGET -C $$TARGET clean
ebb:
- $(MAKE) -k -C $@ all
+ TARGET=$@; BUILD_TARGET=$$OUTPUT/$$TARGET; mkdir -p $$BUILD_TARGET; $(MAKE) OUTPUT=$$BUILD_TARGET -k -C $$TARGET all
.PHONY: all run_tests clean ebb
# The EBB handler is 64-bit code and everything links against it
CFLAGS += -m64
-TEST_PROGS := reg_access_test event_attributes_test cycles_test \
+TEST_GEN_PROGS := reg_access_test event_attributes_test cycles_test \
cycles_with_freeze_test pmc56_overflow_test \
ebb_vs_cpu_event_test cpu_event_vs_ebb_test \
cpu_event_pinned_vs_ebb_test task_event_vs_ebb_test \
lost_exception_test no_handler_test \
cycles_with_mmcr2_test
-all: $(TEST_PROGS)
+include ../../../lib.mk
-$(TEST_PROGS): ../../harness.c ../../utils.c ../event.c ../lib.c \
+$(TEST_GEN_PROGS): ../../harness.c ../../utils.c ../event.c ../lib.c \
ebb.c ebb_handler.S trace.c busy_loop.S
-instruction_count_test: ../loop.S
-
-lost_exception_test: ../lib.c
-
-include ../../../lib.mk
+$(OUTPUT)/instruction_count_test: ../loop.S
-clean:
- rm -f $(TEST_PROGS)
+$(OUTPUT)/lost_exception_test: ../lib.c
CFLAGS += -I$(CURDIR)
-TEST_PROGS := load_unaligned_zeropad
-
-all: $(TEST_PROGS)
-
-$(TEST_PROGS): ../harness.c
+TEST_GEN_PROGS := load_unaligned_zeropad
include ../../lib.mk
-clean:
- rm -f $(TEST_PROGS) *.o
+$(TEST_GEN_PROGS): ../harness.c
CFLAGS += -m64
CFLAGS += -I$(CURDIR)
-TEST_PROGS := memcmp
+TEST_GEN_PROGS := memcmp
EXTRA_SOURCES := memcmp_64.S ../harness.c
-all: $(TEST_PROGS)
-
-$(TEST_PROGS): $(EXTRA_SOURCES)
-
include ../../lib.mk
-clean:
- rm -f $(TEST_PROGS) *.o
+$(TEST_GEN_PROGS): $(EXTRA_SOURCES)
-TEST_PROGS := switch_endian_test
+TEST_GEN_PROGS := switch_endian_test
ASFLAGS += -O2 -Wall -g -nostdlib -m64
-all: $(TEST_PROGS)
+EXTRA_CLEAN = $(OUTPUT)/*.o $(OUTPUT)/check-reversed.S
-switch_endian_test: check-reversed.S
+include ../../lib.mk
+
+$(OUTPUT)/switch_endian_test: $(OUTPUT)/check-reversed.S
-check-reversed.o: check.o
+$(OUTPUT)/check-reversed.o: $(OUTPUT)/check.o
$(CROSS_COMPILE)objcopy -j .text --reverse-bytes=4 -O binary $< $@
-check-reversed.S: check-reversed.o
+$(OUTPUT)/check-reversed.S: $(OUTPUT)/check-reversed.o
hexdump -v -e '/1 ".byte 0x%02X\n"' $< > $@
-
-include ../../lib.mk
-
-clean:
- rm -f $(TEST_PROGS) *.o check-reversed.S
-TEST_PROGS := ipc_unmuxed
+TEST_GEN_PROGS := ipc_unmuxed
CFLAGS += -I../../../../../usr/include
-all: $(TEST_PROGS)
-
-$(TEST_PROGS): ../harness.c
-
include ../../lib.mk
-clean:
- rm -f $(TEST_PROGS) *.o
+$(TEST_GEN_PROGS): ../harness.c
SIGNAL_CONTEXT_CHK_TESTS := tm-signal-context-chk-gpr tm-signal-context-chk-fpu \
tm-signal-context-chk-vmx tm-signal-context-chk-vsx
-TEST_PROGS := tm-resched-dscr tm-syscall tm-signal-msr-resv tm-signal-stack \
+TEST_GEN_PROGS := tm-resched-dscr tm-syscall tm-signal-msr-resv tm-signal-stack \
tm-vmxcopy tm-fork tm-tar tm-tmspr $(SIGNAL_CONTEXT_CHK_TESTS)
-all: $(TEST_PROGS)
+include ../../lib.mk
-$(TEST_PROGS): ../harness.c ../utils.c
+$(TEST_GEN_PROGS): ../harness.c ../utils.c
CFLAGS += -mhtm
-tm-syscall: tm-syscall-asm.S
-tm-syscall: CFLAGS += -I../../../../../usr/include
-tm-tmspr: CFLAGS += -pthread
+$(OUTPUT)/tm-syscall: tm-syscall-asm.S
+$(OUTPUT)/tm-syscall: CFLAGS += -I../../../../../usr/include
+$(OUTPUT)/tm-tmspr: CFLAGS += -pthread
+SIGNAL_CONTEXT_CHK_TESTS := $(patsubst %,$(OUTPUT)/%,$(SIGNAL_CONTEXT_CHK_TESTS))
$(SIGNAL_CONTEXT_CHK_TESTS): tm-signal.S
$(SIGNAL_CONTEXT_CHK_TESTS): CFLAGS += -mhtm -m64 -mvsx
-
-include ../../lib.mk
-
-clean:
- rm -f $(TEST_PROGS) *.o
-TEST_PROGS := test-vphn
+TEST_GEN_PROGS := test-vphn
CFLAGS += -m64
-all: $(TEST_PROGS)
-
-$(TEST_PROGS): ../harness.c
-
include ../../lib.mk
-clean:
- rm -f $(TEST_PROGS)
+$(TEST_GEN_PROGS): ../harness.c
+
TEST_PROGS := pstore_tests pstore_post_reboot_tests
TEST_FILES := common_tests pstore_crash_test
+EXTRA_CLEAN := logs/* *uuid
include ../lib.mk
run_crash:
@sh pstore_crash_test || { echo "pstore_crash_test: [FAIL]"; exit 1; }
-
-clean:
- rm -rf logs/* *uuid
CFLAGS += -iquote../../../../include/uapi -Wall
-peeksiginfo: peeksiginfo.c
-all: peeksiginfo
-
-clean:
- rm -f peeksiginfo
-
-TEST_PROGS := peeksiginfo
+TEST_GEN_PROGS := peeksiginfo
include ../lib.mk
-TEST_PROGS := seccomp_bpf
+TEST_GEN_PROGS := seccomp_bpf
CFLAGS += -Wl,-no-as-needed -Wall
LDFLAGS += -lpthread
-all: $(TEST_PROGS)
-
include ../lib.mk
-clean:
- $(RM) $(TEST_PROGS)
CFLAGS = -Wall
-BINARIES = sas
-all: $(BINARIES)
+TEST_GEN_PROGS = sas
include ../lib.mk
-clean:
- rm -rf $(BINARIES)
-all: get_size
+CFLAGS := -static -ffreestanding -nostartfiles -s
-get_size: get_size.c
- $(CC) -static -ffreestanding -nostartfiles -s $< -o $@
-
-TEST_PROGS := get_size
+TEST_GEN_PROGS := get_size
include ../lib.mk
-
-clean:
- $(RM) get_size
-CC = $(CROSS_COMPILE)gcc
BUILD_FLAGS = -DKTEST
CFLAGS += -O3 -Wl,-no-as-needed -Wall $(BUILD_FLAGS)
LDFLAGS += -lrt -lpthread
# these are all "safe" tests that don't modify
# system time or require escalated privledges
-TEST_PROGS = posix_timers nanosleep nsleep-lat set-timer-lat mqueue-lat \
+TEST_GEN_PROGS = posix_timers nanosleep nsleep-lat set-timer-lat mqueue-lat \
inconsistency-check raw_skew threadtest rtctest
-TEST_PROGS_EXTENDED = alarmtimer-suspend valid-adjtimex adjtick change_skew \
+TEST_GEN_PROGS_EXTENDED = alarmtimer-suspend valid-adjtimex adjtick change_skew \
skew_consistency clocksource-switch leap-a-day \
leapcrash set-tai set-2038 set-tz
-bins = $(TEST_PROGS) $(TEST_PROGS_EXTENDED)
-
-all: ${bins}
include ../lib.mk
./set-tai
./set-2038
-clean:
- rm -f ${bins}
# Makefile for vm selftests
CFLAGS = -Wall -I ../../../../usr/include $(EXTRA_CFLAGS)
-BINARIES = compaction_test
-BINARIES += hugepage-mmap
-BINARIES += hugepage-shm
-BINARIES += map_hugetlb
-BINARIES += mlock2-tests
-BINARIES += on-fault-limit
-BINARIES += thuge-gen
-BINARIES += transhuge-stress
-BINARIES += userfaultfd
-BINARIES += userfaultfd_hugetlb
-BINARIES += userfaultfd_shmem
-BINARIES += mlock-random-test
-
-all: $(BINARIES)
-%: %.c
- $(CC) $(CFLAGS) -o $@ $^ -lrt
-userfaultfd: userfaultfd.c ../../../../usr/include/linux/kernel.h
- $(CC) $(CFLAGS) -O2 -o $@ $< -lpthread
-
-userfaultfd_hugetlb: userfaultfd.c ../../../../usr/include/linux/kernel.h
+LDLIBS = -lrt
+TEST_GEN_FILES = compaction_test
+TEST_GEN_FILES += hugepage-mmap
+TEST_GEN_FILES += hugepage-shm
+TEST_GEN_FILES += map_hugetlb
+TEST_GEN_FILES += mlock2-tests
+TEST_GEN_FILES += on-fault-limit
+TEST_GEN_FILES += thuge-gen
+TEST_GEN_FILES += transhuge-stress
+TEST_GEN_FILES += userfaultfd
+TEST_GEN_FILES += userfaultfd_hugetlb
+TEST_GEN_FILES += userfaultfd_shmem
+TEST_GEN_FILES += mlock-random-test
+
+TEST_PROGS := run_vmtests
+
+include ../lib.mk
+
+$(OUTPUT)/userfaultfd: LDLIBS += -lpthread ../../../../usr/include/linux/kernel.h
+
+$(OUTPUT)/userfaultfd_hugetlb: userfaultfd.c ../../../../usr/include/linux/kernel.h
$(CC) $(CFLAGS) -DHUGETLB_TEST -O2 -o $@ $< -lpthread
-userfaultfd_shmem: userfaultfd.c ../../../../usr/include/linux/kernel.h
+$(OUTPUT)/userfaultfd_shmem: userfaultfd.c ../../../../usr/include/linux/kernel.h
$(CC) $(CFLAGS) -DSHMEM_TEST -O2 -o $@ $< -lpthread
-mlock-random-test: mlock-random-test.c
- $(CC) $(CFLAGS) -o $@ $< -lcap
+$(OUTPUT)/mlock-random-test: LDLIBS += -lcap
../../../../usr/include/linux/kernel.h:
make -C ../../../.. headers_install
-
-TEST_PROGS := run_vmtests
-TEST_FILES := $(BINARIES)
-
-include ../lib.mk
-
-clean:
- $(RM) $(BINARIES)
BINARIES_32 := $(TARGETS_C_32BIT_ALL:%=%_32)
BINARIES_64 := $(TARGETS_C_64BIT_ALL:%=%_64)
+BINARIES_32 := $(patsubst %,$(OUTPUT)/%,$(BINARIES_32))
+BINARIES_64 := $(patsubst %,$(OUTPUT)/%,$(BINARIES_64))
+
CFLAGS := -O2 -g -std=gnu99 -pthread -Wall
UNAME_M := $(shell uname -m)
clean:
$(RM) $(BINARIES_32) $(BINARIES_64)
-$(TARGETS_C_32BIT_ALL:%=%_32): %_32: %.c
+$(BINARIES_32): $(OUTPUT)/%_32: %.c
$(CC) -m32 -o $@ $(CFLAGS) $(EXTRA_CFLAGS) $^ -lrt -ldl -lm
-$(TARGETS_C_64BIT_ALL:%=%_64): %_64: %.c
+$(BINARIES_64): $(OUTPUT)/%_64: %.c
$(CC) -m64 -o $@ $(CFLAGS) $(EXTRA_CFLAGS) $^ -lrt -ldl
# x86_64 users should be encouraged to install 32-bit libraries
endif
# Some tests have additional dependencies.
-sysret_ss_attrs_64: thunks.S
-ptrace_syscall_32: raw_syscall_helper_32.S
-test_syscall_vdso_32: thunks_32.S
+$(OUTPUT)/sysret_ss_attrs_64: thunks.S
+$(OUTPUT)/ptrace_syscall_32: raw_syscall_helper_32.S
+$(OUTPUT)/test_syscall_vdso_32: thunks_32.S
# check_initial_reg_state is special: it needs a custom entry, and it
# needs to be static so that its interpreter doesn't destroy its initial
# state.
-check_initial_reg_state_32: CFLAGS += -Wl,-ereal_start -static
-check_initial_reg_state_64: CFLAGS += -Wl,-ereal_start -static
+$(OUTPUT)/check_initial_reg_state_32: CFLAGS += -Wl,-ereal_start -static
+$(OUTPUT)/check_initial_reg_state_64: CFLAGS += -Wl,-ereal_start -static
#define SYS_pkey_alloc 381
#define SYS_pkey_free 382
#define REG_IP_IDX REG_EIP
-#define si_pkey_offset 0x18
+#define si_pkey_offset 0x14
#else
#define SYS_mprotect_key 329
#define SYS_pkey_alloc 330
unsigned long syscall_flags = 0;
int ret;
int pkey_rights;
- u32 orig_pkru;
+ u32 orig_pkru = rdpkru();
dprintf1("START->%s(%d, 0x%x)\n", __func__,
pkey, flags);
{
int err;
int fd;
- int validated_nr_pages;
- int i;
char buf[] = "123";
if (geteuid() != 0) {
err = sys_pkey_free(i);
pkey_assert(err);
- /* not enforced when pkey_get() is not a syscall
- err = pkey_get(i, 0);
- pkey_assert(err < 0);
- */
-
err = sys_pkey_free(i);
pkey_assert(err);
void test_pkey_syscalls_bad_args(int *ptr, u16 pkey)
{
int err;
- int bad_flag = (PKEY_DISABLE_ACCESS | PKEY_DISABLE_WRITE) + 1;
int bad_pkey = NR_PKEYS+99;
- /* not enforced when pkey_get() is not a syscall
- err = pkey_get(bad_pkey, bad_flag);
- pkey_assert(err < 0);
- */
-
/* pass a known-invalid pkey in: */
err = sys_mprotect_pkey(ptr, PAGE_SIZE, PROT_READ, bad_pkey);
pkey_assert(err);
/* Assumes that all pkeys other than 'pkey' are unallocated */
void test_pkey_alloc_exhaust(int *ptr, u16 pkey)
{
- unsigned long flags;
- unsigned long init_val;
int err;
int allocated_pkeys[NR_PKEYS] = {0};
int nr_allocated_pkeys = 0;
TEST_PROGS := zram.sh
TEST_FILES := zram01.sh zram02.sh zram_lib.sh
+EXTRA_CLEAN := err.log
include ../lib.mk
-clean:
- $(RM) err.log
projects / karo-tx-linux.git / commitdiff