tools/testing/selftests/Makefile

   1 # SPDX-License-Identifier: GPL-2.0
   2 TARGETS = arm64
   3 TARGETS += bpf
   4 TARGETS += breakpoints
   5 TARGETS += capabilities
   6 TARGETS += cgroup
   7 TARGETS += clone3
   8 TARGETS += core
   9 TARGETS += cpufreq
  10 TARGETS += cpu-hotplug
  11 TARGETS += drivers/dma-buf
  12 TARGETS += efivarfs
  13 TARGETS += exec
  14 TARGETS += filesystems
  15 TARGETS += filesystems/binderfs
  16 TARGETS += filesystems/epoll
  17 TARGETS += firmware
  18 TARGETS += fpu
  19 TARGETS += ftrace
  20 TARGETS += futex
  21 TARGETS += gpio
  22 TARGETS += intel_pstate
  23 TARGETS += ipc
  24 TARGETS += ir
  25 TARGETS += kcmp
  26 TARGETS += kexec
  27 TARGETS += kvm
  28 TARGETS += landlock
  29 TARGETS += lib
  30 TARGETS += livepatch
  31 TARGETS += lkdtm
  32 TARGETS += membarrier
  33 TARGETS += memfd
  34 TARGETS += memory-hotplug
  35 TARGETS += mincore
  36 TARGETS += mount
  37 TARGETS += mount_setattr
  38 TARGETS += mqueue
  39 TARGETS += nci
  40 TARGETS += net
  41 TARGETS += net/forwarding
  42 TARGETS += net/mptcp
  43 TARGETS += netfilter
  44 TARGETS += nsfs
  45 TARGETS += pidfd
  46 TARGETS += pid_namespace
  47 TARGETS += powerpc
  48 TARGETS += proc
  49 TARGETS += pstore
  50 TARGETS += ptrace
  51 TARGETS += openat2
  52 TARGETS += rlimits
  53 TARGETS += rseq
  54 TARGETS += rtc
  55 TARGETS += seccomp
  56 TARGETS += sgx
  57 TARGETS += sigaltstack
  58 TARGETS += size
  59 TARGETS += sparc64
  60 TARGETS += splice
  61 TARGETS += static_keys
  62 TARGETS += sync
  63 TARGETS += syscall_user_dispatch
  64 TARGETS += sysctl
  65 TARGETS += tc-testing
  66 TARGETS += timens
  67 ifneq (1, $(quicktest))
  68 TARGETS += timers
  69 endif
  70 TARGETS += tmpfs
  71 TARGETS += tpm2
  72 TARGETS += user
  73 TARGETS += vDSO
  74 TARGETS += vm
  75 TARGETS += x86
  76 TARGETS += zram
  77 #Please keep the TARGETS list alphabetically sorted
  78 # Run "make quicktest=1 run_tests" or
  79 # "make quicktest=1 kselftest" from top level Makefile
  80
  81 TARGETS_HOTPLUG = cpu-hotplug
  82 TARGETS_HOTPLUG += memory-hotplug
  83
  84 # User can optionally provide a TARGETS skiplist.  By default we skip
  85 # BPF since it has cutting edge build time dependencies which require
  86 # more effort to install.
  87 SKIP_TARGETS ?= bpf
  88 ifneq ($(SKIP_TARGETS),)
  89         TMP := $(filter-out $(SKIP_TARGETS), $(TARGETS))
  90         override TARGETS := $(TMP)
  91 endif
  92
  93 # User can set FORCE_TARGETS to 1 to require all targets to be successfully
  94 # built; make will fail if any of the targets cannot be built. If
  95 # FORCE_TARGETS is not set (the default), make will succeed if at least one
  96 # of the targets gets built.
  97 FORCE_TARGETS ?=
  98
  99 # Clear LDFLAGS and MAKEFLAGS when implicit rules are missing.  This provides
 100 # implicit rules to sub-test Makefiles which avoids build failures in test
 101 # Makefile that don't have explicit build rules.
 102 ifeq (,$(LINK.c))
 103 override LDFLAGS =
 104 override MAKEFLAGS =
 105 endif
 106
 107 # Append kselftest to KBUILD_OUTPUT and O to avoid cluttering
 108 # KBUILD_OUTPUT with selftest objects and headers installed
 109 # by selftests Makefile or lib.mk.
 110 ifdef building_out_of_srctree
 111 override LDFLAGS =
 112 endif
 113
 114 ifneq ($(O),)
 115         BUILD := $(O)/kselftest
 116 else
 117         ifneq ($(KBUILD_OUTPUT),)
 118                 BUILD := $(KBUILD_OUTPUT)/kselftest
 119         else
 120                 BUILD := $(shell pwd)
 121                 DEFAULT_INSTALL_HDR_PATH := 1
 122         endif
 123 endif
 124
 125 # Prepare for headers install
 126 top_srcdir ?= ../../..
 127 include $(top_srcdir)/scripts/subarch.include
 128 ARCH           ?= $(SUBARCH)
 129 export KSFT_KHDR_INSTALL_DONE := 1
 130 export BUILD
 131
 132 # set default goal to all, so make without a target runs all, even when
 133 # all isn't the first target in the file.
 134 .DEFAULT_GOAL := all
 135
 136 # Install headers here once for all tests. KSFT_KHDR_INSTALL_DONE
 137 # is used to avoid running headers_install from lib.mk.
 138 # Invoke headers install with --no-builtin-rules to avoid circular
 139 # dependency in "make kselftest" case. In this case, second level
 140 # make inherits builtin-rules which will use the rule generate
 141 # Makefile.o and runs into
 142 # "Circular Makefile.o <- prepare dependency dropped."
 143 # and headers_install fails and test compile fails.
 144 #
 145 # O= KBUILD_OUTPUT cases don't run into this error, since main Makefile
 146 # invokes them as sub-makes and --no-builtin-rules is not necessary,
 147 # but doesn't cause any failures. Keep it simple and use the same
 148 # flags in both cases.
 149 # Local build cases: "make kselftest", "make -C" - headers are installed
 150 # in the default INSTALL_HDR_PATH usr/include.
 151 khdr:
 152 ifeq (1,$(DEFAULT_INSTALL_HDR_PATH))
 153         $(MAKE) --no-builtin-rules ARCH=$(ARCH) -C $(top_srcdir) headers_install
 154 else
 155         $(MAKE) --no-builtin-rules INSTALL_HDR_PATH=$$BUILD/usr \
 156                 ARCH=$(ARCH) -C $(top_srcdir) headers_install
 157 endif
 158
 159 all: khdr
 160         @ret=1;                                                 \
 161         for TARGET in $(TARGETS); do                            \
 162                 BUILD_TARGET=$$BUILD/$$TARGET;                  \
 163                 mkdir $$BUILD_TARGET  -p;                       \
 164                 $(MAKE) OUTPUT=$$BUILD_TARGET -C $$TARGET       \
 165                                 $(if $(FORCE_TARGETS),|| exit); \
 166                 ret=$$((ret * $$?));                            \
 167         done; exit $$ret;
 168
 169 run_tests: all
 170         @for TARGET in $(TARGETS); do \
 171                 BUILD_TARGET=$$BUILD/$$TARGET;  \
 172                 $(MAKE) OUTPUT=$$BUILD_TARGET -C $$TARGET run_tests;\
 173         done;
 174
 175 hotplug:
 176         @for TARGET in $(TARGETS_HOTPLUG); do \
 177                 BUILD_TARGET=$$BUILD/$$TARGET;  \
 178                 $(MAKE) OUTPUT=$$BUILD_TARGET -C $$TARGET;\
 179         done;
 180
 181 run_hotplug: hotplug
 182         @for TARGET in $(TARGETS_HOTPLUG); do \
 183                 BUILD_TARGET=$$BUILD/$$TARGET;  \
 184                 $(MAKE) OUTPUT=$$BUILD_TARGET -C $$TARGET run_full_test;\
 185         done;
 186
 187 clean_hotplug:
 188         @for TARGET in $(TARGETS_HOTPLUG); do \
 189                 BUILD_TARGET=$$BUILD/$$TARGET;  \
 190                 $(MAKE) OUTPUT=$$BUILD_TARGET -C $$TARGET clean;\
 191         done;
 192
 193 run_pstore_crash:
 194         $(MAKE) -C pstore run_crash
 195
 196 # Use $BUILD as the default install root. $BUILD points to the
 197 # right output location for the following cases:
 198 # 1. output_dir=kernel_src
 199 # 2. a separate output directory is specified using O= KBUILD_OUTPUT
 200 # 3. a separate output directory is specified using KBUILD_OUTPUT
 201 # Avoid conflict with INSTALL_PATH set by the main Makefile
 202 #
 203 KSFT_INSTALL_PATH ?= $(BUILD)/kselftest_install
 204 KSFT_INSTALL_PATH := $(abspath $(KSFT_INSTALL_PATH))
 205 # Avoid changing the rest of the logic here and lib.mk.
 206 INSTALL_PATH := $(KSFT_INSTALL_PATH)
 207 ALL_SCRIPT := $(INSTALL_PATH)/run_kselftest.sh
 208 TEST_LIST := $(INSTALL_PATH)/kselftest-list.txt
 209
 210 install: all
 211 ifdef INSTALL_PATH
 212         @# Ask all targets to install their files
 213         mkdir -p $(INSTALL_PATH)/kselftest
 214         install -m 744 kselftest/module.sh $(INSTALL_PATH)/kselftest/
 215         install -m 744 kselftest/runner.sh $(INSTALL_PATH)/kselftest/
 216         install -m 744 kselftest/prefix.pl $(INSTALL_PATH)/kselftest/
 217         install -m 744 run_kselftest.sh $(INSTALL_PATH)/
 218         rm -f $(TEST_LIST)
 219         @ret=1; \
 220         for TARGET in $(TARGETS); do \
 221                 BUILD_TARGET=$$BUILD/$$TARGET;  \
 222                 $(MAKE) OUTPUT=$$BUILD_TARGET -C $$TARGET INSTALL_PATH=$(INSTALL_PATH)/$$TARGET install \
 223                                 $(if $(FORCE_TARGETS),|| exit); \
 224                 ret=$$((ret * $$?));            \
 225         done; exit $$ret;
 226
 227
 228         @# Ask all targets to emit their test scripts
 229         @# While building kselftest-list.text skip also non-existent TARGET dirs:
 230         @# they could be the result of a build failure and should NOT be
 231         @# included in the generated runlist.
 232         for TARGET in $(TARGETS); do \
 233                 BUILD_TARGET=$$BUILD/$$TARGET;  \
 234                 [ ! -d $(INSTALL_PATH)/$$TARGET ] && echo "Skipping non-existent dir: $$TARGET" && continue; \
 235                 echo -n "Emit Tests for $$TARGET\n"; \
 236                 $(MAKE) -s --no-print-directory OUTPUT=$$BUILD_TARGET COLLECTION=$$TARGET \
 237                         -C $$TARGET emit_tests >> $(TEST_LIST); \
 238         done;
 239 else
 240         $(error Error: set INSTALL_PATH to use install)
 241 endif
 242
 243 FORMAT ?= .gz
 244 TAR_PATH = $(abspath ${INSTALL_PATH}/kselftest-packages/kselftest.tar${FORMAT})
 245 gen_tar: install
 246         @mkdir -p ${INSTALL_PATH}/kselftest-packages/
 247         @tar caf ${TAR_PATH} --exclude=kselftest-packages -C ${INSTALL_PATH} .
 248         @echo "Created ${TAR_PATH}"
 249
 250 clean:
 251         @for TARGET in $(TARGETS); do \
 252                 BUILD_TARGET=$$BUILD/$$TARGET;  \
 253                 $(MAKE) OUTPUT=$$BUILD_TARGET -C $$TARGET clean;\
 254         done;
 255
 256 .PHONY: khdr all run_tests hotplug run_hotplug clean_hotplug run_pstore_crash install clean gen_tar