# SPDX-License-Identifier: GPL-2.0TARGETS = androidTARGETS += arm64TARGETS += bpfTARGETS += breakpointsTARGETS += capabilitiesTARGETS += cgroupTARGETS += clone3TARGETS += coreTARGETS += cpufreqTARGETS += cpu-hotplugTARGETS += drivers/dma-bufTARGETS += efivarfsTARGETS += execTARGETS += filesystemsTARGETS += filesystems/binderfsTARGETS += filesystems/epollTARGETS += firmwareTARGETS += fpuTARGETS += ftraceTARGETS += futexTARGETS += gpioTARGETS += intel_pstateTARGETS += ipcTARGETS += irTARGETS += kcmpTARGETS += kexecTARGETS += kvmTARGETS += libTARGETS += livepatchTARGETS += lkdtmTARGETS += membarrierTARGETS += memfdTARGETS += memory-hotplugTARGETS += mincoreTARGETS += mountTARGETS += mqueueTARGETS += netTARGETS += net/forwardingTARGETS += net/mptcpTARGETS += netfilterTARGETS += nsfsTARGETS += pidfdTARGETS += pid_namespaceTARGETS += powerpcTARGETS += procTARGETS += pstoreTARGETS += ptraceTARGETS += openat2TARGETS += rseqTARGETS += rtcTARGETS += seccompTARGETS += sigaltstackTARGETS += sizeTARGETS += sparc64TARGETS += spliceTARGETS += static_keysTARGETS += syncTARGETS += sysctlTARGETS += tc-testingTARGETS += timensifneq (1, $(quicktest))TARGETS += timersendifTARGETS += tmpfsTARGETS += tpm2TARGETS += userTARGETS += vmTARGETS += x86TARGETS += zram#Please keep the TARGETS list alphabetically sorted# Run "make quicktest=1 run_tests" or# "make quicktest=1 kselftest" from top level MakefileTARGETS_HOTPLUG = cpu-hotplugTARGETS_HOTPLUG += memory-hotplug# User can optionally provide a TARGETS skiplist.SKIP_TARGETS ?=ifneq ($(SKIP_TARGETS),) TMP := $(filter-out $(SKIP_TARGETS), $(TARGETS)) override TARGETS := $(TMP)endif# User can set FORCE_TARGETS to 1 to require all targets to be successfully# built; make will fail if any of the targets cannot be built. If# FORCE_TARGETS is not set (the default), make will succeed if at least one# of the targets gets built.FORCE_TARGETS ?=# Clear LDFLAGS and MAKEFLAGS if called from main# Makefile to avoid test build failures when test# Makefile doesn't have explicit build rules.ifeq (1,$(MAKELEVEL))override LDFLAGS =override MAKEFLAGS =endif# Append kselftest to KBUILD_OUTPUT and O to avoid cluttering# KBUILD_OUTPUT with selftest objects and headers installed# by selftests Makefile or lib.mk.ifdef building_out_of_srctreeoverride LDFLAGS =endififneq ($(O),) BUILD := $(O)/kselftestelse ifneq ($(KBUILD_OUTPUT),) BUILD := $(KBUILD_OUTPUT)/kselftest else BUILD := $(shell pwd) DEFAULT_INSTALL_HDR_PATH := 1 endifendif# Prepare for headers installtop_srcdir ?= ../../..include $(top_srcdir)/scripts/subarch.includeARCH ?= $(SUBARCH)export KSFT_KHDR_INSTALL_DONE := 1export BUILD# build and run gpio when output directory is the src dir.# gpio has dependency on tools/gpio and builds tools/gpio# objects in the src directory in all cases making the src# repo dirty even when objects are relocated.ifneq (1,$(DEFAULT_INSTALL_HDR_PATH)) TMP := $(filter-out gpio, $(TARGETS)) TARGETS := $(TMP)endif# set default goal to all, so make without a target runs all, even when# all isn't the first target in the file..DEFAULT_GOAL := all# Install headers here once for all tests. KSFT_KHDR_INSTALL_DONE# is used to avoid running headers_install from lib.mk.# Invoke headers install with --no-builtin-rules to avoid circular# dependency in "make kselftest" case. In this case, second level# make inherits builtin-rules which will use the rule generate# Makefile.o and runs into# "Circular Makefile.o <- prepare dependency dropped."# and headers_install fails and test compile fails.## O= KBUILD_OUTPUT cases don't run into this error, since main Makefile# invokes them as sub-makes and --no-builtin-rules is not necessary,# but doesn't cause any failures. Keep it simple and use the same# flags in both cases.# Local build cases: "make kselftest", "make -C" - headers are installed# in the default INSTALL_HDR_PATH usr/include.khdr:ifeq (1,$(DEFAULT_INSTALL_HDR_PATH)) $(MAKE) --no-builtin-rules ARCH=$(ARCH) -C $(top_srcdir) headers_installelse $(MAKE) --no-builtin-rules INSTALL_HDR_PATH=$$BUILD/usr \ ARCH=$(ARCH) -C $(top_srcdir) headers_installendifall: khdr @ret=1; \ for TARGET in $(TARGETS); do \ BUILD_TARGET=$$BUILD/$$TARGET; \ mkdir $$BUILD_TARGET -p; \ $(MAKE) OUTPUT=$$BUILD_TARGET -C $$TARGET \ $(if $(FORCE_TARGETS),|| exit); \ ret=$$((ret * $$?)); \ done; exit $$ret;run_tests: all @for TARGET in $(TARGETS); do \ BUILD_TARGET=$$BUILD/$$TARGET; \ $(MAKE) OUTPUT=$$BUILD_TARGET -C $$TARGET run_tests;\ done;hotplug: @for TARGET in $(TARGETS_HOTPLUG); do \ BUILD_TARGET=$$BUILD/$$TARGET; \ $(MAKE) OUTPUT=$$BUILD_TARGET -C $$TARGET;\ done;run_hotplug: hotplug @for TARGET in $(TARGETS_HOTPLUG); do \ BUILD_TARGET=$$BUILD/$$TARGET; \ $(MAKE) OUTPUT=$$BUILD_TARGET -C $$TARGET run_full_test;\ done;clean_hotplug: @for TARGET in $(TARGETS_HOTPLUG); do \ BUILD_TARGET=$$BUILD/$$TARGET; \ $(MAKE) OUTPUT=$$BUILD_TARGET -C $$TARGET clean;\ done;run_pstore_crash: $(MAKE) -C pstore run_crash# Use $BUILD as the default install root. $BUILD points to the# right output location for the following cases:# 1. output_dir=kernel_src# 2. a separate output directory is specified using O= KBUILD_OUTPUT# 3. a separate output directory is specified using KBUILD_OUTPUT# Avoid conflict with INSTALL_PATH set by the main Makefile#KSFT_INSTALL_PATH ?= $(BUILD)/kselftest_installKSFT_INSTALL_PATH := $(abspath $(KSFT_INSTALL_PATH))# Avoid changing the rest of the logic here and lib.mk.INSTALL_PATH := $(KSFT_INSTALL_PATH)ALL_SCRIPT := $(INSTALL_PATH)/run_kselftest.shinstall: allifdef INSTALL_PATH @# Ask all targets to install their files mkdir -p $(INSTALL_PATH)/kselftest install -m 744 kselftest/module.sh $(INSTALL_PATH)/kselftest/ install -m 744 kselftest/runner.sh $(INSTALL_PATH)/kselftest/ install -m 744 kselftest/prefix.pl $(INSTALL_PATH)/kselftest/ @ret=1; \ for TARGET in $(TARGETS); do \ BUILD_TARGET=$$BUILD/$$TARGET; \ $(MAKE) OUTPUT=$$BUILD_TARGET -C $$TARGET INSTALL_PATH=$(INSTALL_PATH)/$$TARGET install \ $(if $(FORCE_TARGETS),|| exit); \ ret=$$((ret * $$?)); \ done; exit $$ret; @# Ask all targets to emit their test scripts echo "#!/bin/sh" > $(ALL_SCRIPT) echo "BASE_DIR=\$$(realpath \$$(dirname \$$0))" >> $(ALL_SCRIPT) echo "cd \$$BASE_DIR" >> $(ALL_SCRIPT) echo ". ./kselftest/runner.sh" >> $(ALL_SCRIPT) echo "ROOT=\$$PWD" >> $(ALL_SCRIPT) echo "if [ \"\$$1\" = \"--summary\" ]; then" >> $(ALL_SCRIPT) echo " logfile=\$$BASE_DIR/output.log" >> $(ALL_SCRIPT) echo " cat /dev/null > \$$logfile" >> $(ALL_SCRIPT) echo "fi" >> $(ALL_SCRIPT) @# While building run_kselftest.sh skip also non-existent TARGET dirs: @# they could be the result of a build failure and should NOT be @# included in the generated runlist. for TARGET in $(TARGETS); do \ BUILD_TARGET=$$BUILD/$$TARGET; \ [ ! -d $(INSTALL_PATH)/$$TARGET ] && echo "Skipping non-existent dir: $$TARGET" && continue; \ echo "[ -w /dev/kmsg ] && echo \"kselftest: Running tests in $$TARGET\" >> /dev/kmsg" >> $(ALL_SCRIPT); \ echo "cd $$TARGET" >> $(ALL_SCRIPT); \ echo -n "run_many" >> $(ALL_SCRIPT); \ echo -n "Emit Tests for $$TARGET\n"; \ $(MAKE) -s --no-print-directory OUTPUT=$$BUILD_TARGET -C $$TARGET emit_tests >> $(ALL_SCRIPT); \ echo "" >> $(ALL_SCRIPT); \ echo "cd \$$ROOT" >> $(ALL_SCRIPT); \ done; chmod u+x $(ALL_SCRIPT)else $(error Error: set INSTALL_PATH to use install)endifFORMAT ?= .gzTAR_PATH = $(abspath ${INSTALL_PATH}/kselftest-packages/kselftest.tar${FORMAT})gen_tar: install @mkdir -p ${INSTALL_PATH}/kselftest-packages/ @tar caf ${TAR_PATH} --exclude=kselftest-packages -C ${INSTALL_PATH} . @echo "Created ${TAR_PATH}"clean: @for TARGET in $(TARGETS); do \ BUILD_TARGET=$$BUILD/$$TARGET; \ $(MAKE) OUTPUT=$$BUILD_TARGET -C $$TARGET clean;\ done;.PHONY: khdr all run_tests hotplug run_hotplug clean_hotplug run_pstore_crash install clean gen_tar
# SPDX-License-Identifier: GPL-2.0
TARGETS = android
TARGETS += arm64
TARGETS += bpf
TARGETS += breakpoints
TARGETS += capabilities
TARGETS += cgroup
TARGETS += clone3
TARGETS += core
TARGETS += cpufreq
TARGETS += cpu-hotplug
TARGETS += drivers/dma-buf
TARGETS += efivarfs
TARGETS += exec
TARGETS += filesystems
TARGETS += filesystems/binderfs
TARGETS += filesystems/epoll
TARGETS += firmware
TARGETS += fpu
TARGETS += ftrace
TARGETS += futex
TARGETS += gpio
TARGETS += intel_pstate
TARGETS += ipc
TARGETS += ir
TARGETS += kcmp
TARGETS += kexec
TARGETS += kvm
TARGETS += lib
TARGETS += livepatch
TARGETS += lkdtm
TARGETS += membarrier
TARGETS += memfd
TARGETS += memory-hotplug
TARGETS += mincore
TARGETS += mount
TARGETS += mqueue
TARGETS += net
TARGETS += net/forwarding
TARGETS += net/mptcp
TARGETS += netfilter
TARGETS += nsfs
TARGETS += pidfd
TARGETS += pid_namespace
TARGETS += powerpc
TARGETS += proc
TARGETS += pstore
TARGETS += ptrace
TARGETS += openat2
TARGETS += rseq
TARGETS += rtc
TARGETS += seccomp
TARGETS += sigaltstack
TARGETS += size
TARGETS += sparc64
TARGETS += splice
TARGETS += static_keys
TARGETS += sync
TARGETS += sysctl
TARGETS += tc-testing
TARGETS += timens
ifneq (1, $(quicktest))
TARGETS += timers
endif
TARGETS += tmpfs
TARGETS += tpm2
TARGETS += user
TARGETS += vm
TARGETS += x86
TARGETS += zram
#Please keep the TARGETS list alphabetically sorted
# Run "make quicktest=1 run_tests" or
# "make quicktest=1 kselftest" from top level Makefile
TARGETS_HOTPLUG = cpu-hotplug
TARGETS_HOTPLUG += memory-hotplug
# User can optionally provide a TARGETS skiplist.
SKIP_TARGETS ?=
ifneq ($(SKIP_TARGETS),)
TMP := $(filter-out $(SKIP_TARGETS), $(TARGETS))
override TARGETS := $(TMP)
endif
# User can set FORCE_TARGETS to 1 to require all targets to be successfully
# built; make will fail if any of the targets cannot be built. If
# FORCE_TARGETS is not set (the default), make will succeed if at least one
# of the targets gets built.
FORCE_TARGETS ?=
# Clear LDFLAGS and MAKEFLAGS if called from main
# Makefile to avoid test build failures when test
# Makefile doesn't have explicit build rules.
ifeq (1,$(MAKELEVEL))
override LDFLAGS =
override MAKEFLAGS =
endif
# Append kselftest to KBUILD_OUTPUT and O to avoid cluttering
# KBUILD_OUTPUT with selftest objects and headers installed
# by selftests Makefile or lib.mk.
ifdef building_out_of_srctree
override LDFLAGS =
endif
ifneq ($(O),)
BUILD := $(O)/kselftest
else
ifneq ($(KBUILD_OUTPUT),)
BUILD := $(KBUILD_OUTPUT)/kselftest
else
BUILD := $(shell pwd)
DEFAULT_INSTALL_HDR_PATH := 1
endif
endif
# Prepare for headers install
top_srcdir ?= ../../..
include $(top_srcdir)/scripts/subarch.include
ARCH ?= $(SUBARCH)
export KSFT_KHDR_INSTALL_DONE := 1
export BUILD
# build and run gpio when output directory is the src dir.
# gpio has dependency on tools/gpio and builds tools/gpio
# objects in the src directory in all cases making the src
# repo dirty even when objects are relocated.
ifneq (1,$(DEFAULT_INSTALL_HDR_PATH))
TMP := $(filter-out gpio, $(TARGETS))
TARGETS := $(TMP)
endif
# set default goal to all, so make without a target runs all, even when
# all isn't the first target in the file.
.DEFAULT_GOAL := all
# Install headers here once for all tests. KSFT_KHDR_INSTALL_DONE
# is used to avoid running headers_install from lib.mk.
# Invoke headers install with --no-builtin-rules to avoid circular
# dependency in "make kselftest" case. In this case, second level
# make inherits builtin-rules which will use the rule generate
# Makefile.o and runs into
# "Circular Makefile.o <- prepare dependency dropped."
# and headers_install fails and test compile fails.
#
# O= KBUILD_OUTPUT cases don't run into this error, since main Makefile
# invokes them as sub-makes and --no-builtin-rules is not necessary,
# but doesn't cause any failures. Keep it simple and use the same
# flags in both cases.
# Local build cases: "make kselftest", "make -C" - headers are installed
# in the default INSTALL_HDR_PATH usr/include.
khdr:
ifeq (1,$(DEFAULT_INSTALL_HDR_PATH))
$(MAKE) --no-builtin-rules ARCH=$(ARCH) -C $(top_srcdir) headers_install
else
$(MAKE) --no-builtin-rules INSTALL_HDR_PATH=$$BUILD/usr \
ARCH=$(ARCH) -C $(top_srcdir) headers_install
endif
all: khdr
@ret=1; \
for TARGET in $(TARGETS); do \
BUILD_TARGET=$$BUILD/$$TARGET; \
mkdir $$BUILD_TARGET -p; \
$(MAKE) OUTPUT=$$BUILD_TARGET -C $$TARGET \
$(if $(FORCE_TARGETS),|| exit); \
ret=$$((ret * $$?)); \
done; exit $$ret;
run_tests: all
@for TARGET in $(TARGETS); do \
BUILD_TARGET=$$BUILD/$$TARGET; \
$(MAKE) OUTPUT=$$BUILD_TARGET -C $$TARGET run_tests;\
done;
hotplug:
@for TARGET in $(TARGETS_HOTPLUG); do \
BUILD_TARGET=$$BUILD/$$TARGET; \
$(MAKE) OUTPUT=$$BUILD_TARGET -C $$TARGET;\
done;
run_hotplug: hotplug
@for TARGET in $(TARGETS_HOTPLUG); do \
BUILD_TARGET=$$BUILD/$$TARGET; \
$(MAKE) OUTPUT=$$BUILD_TARGET -C $$TARGET run_full_test;\
done;
clean_hotplug:
@for TARGET in $(TARGETS_HOTPLUG); do \
BUILD_TARGET=$$BUILD/$$TARGET; \
$(MAKE) OUTPUT=$$BUILD_TARGET -C $$TARGET clean;\
done;
run_pstore_crash:
$(MAKE) -C pstore run_crash
# Use $BUILD as the default install root. $BUILD points to the
# right output location for the following cases:
# 1. output_dir=kernel_src
# 2. a separate output directory is specified using O= KBUILD_OUTPUT
# 3. a separate output directory is specified using KBUILD_OUTPUT
# Avoid conflict with INSTALL_PATH set by the main Makefile
#
KSFT_INSTALL_PATH ?= $(BUILD)/kselftest_install
KSFT_INSTALL_PATH := $(abspath $(KSFT_INSTALL_PATH))
# Avoid changing the rest of the logic here and lib.mk.
INSTALL_PATH := $(KSFT_INSTALL_PATH)
ALL_SCRIPT := $(INSTALL_PATH)/run_kselftest.sh
install: all
ifdef INSTALL_PATH
@# Ask all targets to install their files
mkdir -p $(INSTALL_PATH)/kselftest
install -m 744 kselftest/module.sh $(INSTALL_PATH)/kselftest/
install -m 744 kselftest/runner.sh $(INSTALL_PATH)/kselftest/
install -m 744 kselftest/prefix.pl $(INSTALL_PATH)/kselftest/
@ret=1; \
for TARGET in $(TARGETS); do \
BUILD_TARGET=$$BUILD/$$TARGET; \
$(MAKE) OUTPUT=$$BUILD_TARGET -C $$TARGET INSTALL_PATH=$(INSTALL_PATH)/$$TARGET install \
$(if $(FORCE_TARGETS),|| exit); \
ret=$$((ret * $$?)); \
done; exit $$ret;
@# Ask all targets to emit their test scripts
echo "#!/bin/sh" > $(ALL_SCRIPT)
echo "BASE_DIR=\$$(realpath \$$(dirname \$$0))" >> $(ALL_SCRIPT)
echo "cd \$$BASE_DIR" >> $(ALL_SCRIPT)
echo ". ./kselftest/runner.sh" >> $(ALL_SCRIPT)
echo "ROOT=\$$PWD" >> $(ALL_SCRIPT)
echo "if [ \"\$$1\" = \"--summary\" ]; then" >> $(ALL_SCRIPT)
echo " logfile=\$$BASE_DIR/output.log" >> $(ALL_SCRIPT)
echo " cat /dev/null > \$$logfile" >> $(ALL_SCRIPT)
echo "fi" >> $(ALL_SCRIPT)
@# While building run_kselftest.sh skip also non-existent TARGET dirs:
@# they could be the result of a build failure and should NOT be
@# included in the generated runlist.
for TARGET in $(TARGETS); do \
BUILD_TARGET=$$BUILD/$$TARGET; \
[ ! -d $(INSTALL_PATH)/$$TARGET ] && echo "Skipping non-existent dir: $$TARGET" && continue; \
echo "[ -w /dev/kmsg ] && echo \"kselftest: Running tests in $$TARGET\" >> /dev/kmsg" >> $(ALL_SCRIPT); \
echo "cd $$TARGET" >> $(ALL_SCRIPT); \
echo -n "run_many" >> $(ALL_SCRIPT); \
echo -n "Emit Tests for $$TARGET\n"; \
$(MAKE) -s --no-print-directory OUTPUT=$$BUILD_TARGET -C $$TARGET emit_tests >> $(ALL_SCRIPT); \
echo "" >> $(ALL_SCRIPT); \
echo "cd \$$ROOT" >> $(ALL_SCRIPT); \
done;
chmod u+x $(ALL_SCRIPT)
else
$(error Error: set INSTALL_PATH to use install)
endif
FORMAT ?= .gz
TAR_PATH = $(abspath ${INSTALL_PATH}/kselftest-packages/kselftest.tar${FORMAT})
gen_tar: install
@mkdir -p ${INSTALL_PATH}/kselftest-packages/
@tar caf ${TAR_PATH} --exclude=kselftest-packages -C ${INSTALL_PATH} .
@echo "Created ${TAR_PATH}"
clean:
@for TARGET in $(TARGETS); do \
BUILD_TARGET=$$BUILD/$$TARGET; \
$(MAKE) OUTPUT=$$BUILD_TARGET -C $$TARGET clean;\
done;
.PHONY: khdr all run_tests hotplug run_hotplug clean_hotplug run_pstore_crash install clean gen_tar