kernel/tools/testing/selftests/Makefile
2024-07-22 17:22:30 +08:00

269 lines
7.9 KiB
Makefile

# SPDX-License-Identifier: GPL-2.0
TARGETS = arm64
TARGETS += bpf
TARGETS += breakpoints
TARGETS += capabilities
TARGETS += cgroup
TARGETS += clone3
TARGETS += core
TARGETS += cpufreq
TARGETS += cpu-hotplug
TARGETS += damon
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 += landlock
TARGETS += lib
TARGETS += livepatch
TARGETS += lkdtm
TARGETS += membarrier
TARGETS += memfd
TARGETS += memory-hotplug
TARGETS += mincore
TARGETS += mount
TARGETS += mount_setattr
TARGETS += move_mount_set_group
TARGETS += mqueue
TARGETS += nci
TARGETS += net
TARGETS += net/af_unix
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 += resctrl
TARGETS += rlimits
TARGETS += rseq
TARGETS += rtc
TARGETS += seccomp
TARGETS += sgx
TARGETS += sigaltstack
TARGETS += size
TARGETS += sparc64
TARGETS += splice
TARGETS += static_keys
TARGETS += sync
TARGETS += syscall_user_dispatch
TARGETS += sysctl
TARGETS += tc-testing
TARGETS += timens
ifneq (1, $(quicktest))
TARGETS += timers
endif
TARGETS += tmpfs
TARGETS += tpm2
TARGETS += user
TARGETS += vDSO
TARGETS += vm
TARGETS += x86
TARGETS += zram
#Please keep the TARGETS list alphabetically sorted
# Run "make quicktest=1 run_tests" or
# "make quicktest=1 kselftest" from top level Makefile
TARGETS_HOTPLUG = cpu-hotplug
TARGETS_HOTPLUG += memory-hotplug
# User can optionally provide a TARGETS skiplist. By default we skip
# BPF since it has cutting edge build time dependencies which require
# more effort to install.
SKIP_TARGETS ?= bpf
ifneq ($(SKIP_TARGETS),)
TMP := $(filter-out $(SKIP_TARGETS), $(TARGETS))
override TARGETS := $(TMP)
endif
# User can set FORCE_TARGETS to 1 to require all targets to be successfully
# built; make will fail if any of the targets cannot be built. If
# FORCE_TARGETS is not set (the default), make will succeed if at least one
# of the targets gets built.
FORCE_TARGETS ?=
# Clear LDFLAGS and MAKEFLAGS when implicit rules are missing. This provides
# implicit rules to sub-test Makefiles which avoids build failures in test
# Makefile that don't have explicit build rules.
ifeq (,$(LINK.c))
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
top_srcdir ?= ../../..
ifeq ("$(origin O)", "command line")
KBUILD_OUTPUT := $(O)
endif
ifneq ($(KBUILD_OUTPUT),)
# Make's built-in functions such as $(abspath ...), $(realpath ...) cannot
# expand a shell special character '~'. We use a somewhat tedious way here.
abs_objtree := $(shell cd $(top_srcdir) && mkdir -p $(KBUILD_OUTPUT) && cd $(KBUILD_OUTPUT) && pwd)
$(if $(abs_objtree),, \
$(error failed to create output directory "$(KBUILD_OUTPUT)"))
# $(realpath ...) resolves symlinks
abs_objtree := $(realpath $(abs_objtree))
BUILD := $(abs_objtree)/kselftest
else
BUILD := $(CURDIR)
DEFAULT_INSTALL_HDR_PATH := 1
endif
# Prepare for headers install
include $(top_srcdir)/scripts/subarch.include
ARCH ?= $(SUBARCH)
export KSFT_KHDR_INSTALL_DONE := 1
export BUILD
# set default goal to all, so make without a target runs all, even when
# all isn't the first target in the file.
.DEFAULT_GOAL := all
# Install headers here once for all tests. KSFT_KHDR_INSTALL_DONE
# is used to avoid running headers_install from lib.mk.
# Invoke headers install with --no-builtin-rules to avoid circular
# dependency in "make kselftest" case. In this case, second level
# make inherits builtin-rules which will use the rule generate
# Makefile.o and runs into
# "Circular Makefile.o <- prepare dependency dropped."
# and headers_install fails and test compile fails.
#
# O= KBUILD_OUTPUT cases don't run into this error, since main Makefile
# invokes them as sub-makes and --no-builtin-rules is not necessary,
# but doesn't cause any failures. Keep it simple and use the same
# flags in both cases.
# Local build cases: "make kselftest", "make -C" - headers are installed
# in the default INSTALL_HDR_PATH usr/include.
khdr:
ifeq (1,$(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 $$TARGET clean;\
done;
run_pstore_crash:
$(MAKE) -C pstore run_crash
# Use $BUILD as the default install root. $BUILD points to the
# right output location for the following cases:
# 1. output_dir=kernel_src
# 2. a separate output directory is specified using O= KBUILD_OUTPUT
# 3. a separate output directory is specified using KBUILD_OUTPUT
# Avoid conflict with INSTALL_PATH set by the main Makefile
#
KSFT_INSTALL_PATH ?= $(BUILD)/kselftest_install
KSFT_INSTALL_PATH := $(abspath $(KSFT_INSTALL_PATH))
# Avoid changing the rest of the logic here and lib.mk.
INSTALL_PATH := $(KSFT_INSTALL_PATH)
ALL_SCRIPT := $(INSTALL_PATH)/run_kselftest.sh
TEST_LIST := $(INSTALL_PATH)/kselftest-list.txt
install: all
ifdef INSTALL_PATH
@# Ask all targets to install their files
mkdir -p $(INSTALL_PATH)/kselftest
install -m 744 kselftest/module.sh $(INSTALL_PATH)/kselftest/
install -m 744 kselftest/runner.sh $(INSTALL_PATH)/kselftest/
install -m 744 kselftest/prefix.pl $(INSTALL_PATH)/kselftest/
install -m 744 run_kselftest.sh $(INSTALL_PATH)/
rm -f $(TEST_LIST)
@ret=1; \
for TARGET in $(TARGETS); do \
BUILD_TARGET=$$BUILD/$$TARGET; \
$(MAKE) OUTPUT=$$BUILD_TARGET -C $$TARGET INSTALL_PATH=$(INSTALL_PATH)/$$TARGET install \
$(if $(FORCE_TARGETS),|| exit); \
ret=$$((ret * $$?)); \
done; exit $$ret;
@# Ask all targets to emit their test scripts
@# While building kselftest-list.text skip also non-existent TARGET dirs:
@# they could be the result of a build failure and should NOT be
@# included in the generated runlist.
for TARGET in $(TARGETS); do \
BUILD_TARGET=$$BUILD/$$TARGET; \
[ ! -d $(INSTALL_PATH)/$$TARGET ] && echo "Skipping non-existent dir: $$TARGET" && continue; \
echo -n "Emit Tests for $$TARGET\n"; \
$(MAKE) -s --no-print-directory OUTPUT=$$BUILD_TARGET COLLECTION=$$TARGET \
-C $$TARGET emit_tests >> $(TEST_LIST); \
done;
else
$(error Error: set INSTALL_PATH to use install)
endif
FORMAT ?= .gz
TAR_PATH = $(abspath ${INSTALL_PATH}/kselftest-packages/kselftest.tar${FORMAT})
gen_tar: install
@mkdir -p ${INSTALL_PATH}/kselftest-packages/
@tar caf ${TAR_PATH} --exclude=kselftest-packages -C ${INSTALL_PATH} .
@echo "Created ${TAR_PATH}"
clean:
@for TARGET in $(TARGETS); do \
BUILD_TARGET=$$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