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 += move_mount_set_group
  39 TARGETS += mqueue
  40 TARGETS += nci
  41 TARGETS += net
  42 TARGETS += net/af_unix
  43 TARGETS += net/forwarding
  44 TARGETS += net/mptcp
  45 TARGETS += netfilter
  46 TARGETS += nsfs
  47 TARGETS += pidfd
  48 TARGETS += pid_namespace
  49 TARGETS += powerpc
  50 TARGETS += proc
  51 TARGETS += pstore
  52 TARGETS += ptrace
  53 TARGETS += openat2
  54 TARGETS += rlimits
  55 TARGETS += rseq
  56 TARGETS += rtc
  57 TARGETS += seccomp
  58 TARGETS += sgx
  59 TARGETS += sigaltstack
  60 TARGETS += size
  61 TARGETS += sparc64
  62 TARGETS += splice
  63 TARGETS += static_keys
  64 TARGETS += sync
  65 TARGETS += syscall_user_dispatch
  66 TARGETS += sysctl
  67 TARGETS += tc-testing
  68 TARGETS += timens
  69 ifneq (1, $(quicktest))
  70 TARGETS += timers
  71 endif
  72 TARGETS += tmpfs
  73 TARGETS += tpm2
  74 TARGETS += user
  75 TARGETS += vDSO
  76 TARGETS += vm
  77 TARGETS += x86
  78 TARGETS += zram
  79 #Please keep the TARGETS list alphabetically sorted
  80 # Run "make quicktest=1 run_tests" or
  81 # "make quicktest=1 kselftest" from top level Makefile
  82
  83 TARGETS_HOTPLUG = cpu-hotplug
  84 TARGETS_HOTPLUG += memory-hotplug
  85
  86 # User can optionally provide a TARGETS skiplist.  By default we skip
  87 # BPF since it has cutting edge build time dependencies which require
  88 # more effort to install.
  89 SKIP_TARGETS ?= bpf
  90 ifneq ($(SKIP_TARGETS),)
  91         TMP := $(filter-out $(SKIP_TARGETS), $(TARGETS))
  92         override TARGETS := $(TMP)
  93 endif
  94
  95 # User can set FORCE_TARGETS to 1 to require all targets to be successfully
  96 # built; make will fail if any of the targets cannot be built. If
  97 # FORCE_TARGETS is not set (the default), make will succeed if at least one
  98 # of the targets gets built.
  99 FORCE_TARGETS ?=
 100
 101 # Clear LDFLAGS and MAKEFLAGS when implicit rules are missing.  This provides
 102 # implicit rules to sub-test Makefiles which avoids build failures in test
 103 # Makefile that don't have explicit build rules.
 104 ifeq (,$(LINK.c))
 105 override LDFLAGS =
 106 override MAKEFLAGS =
 107 endif
 108
 109 # Append kselftest to KBUILD_OUTPUT and O to avoid cluttering
 110 # KBUILD_OUTPUT with selftest objects and headers installed
 111 # by selftests Makefile or lib.mk.
 112 ifdef building_out_of_srctree
 113 override LDFLAGS =
 114 endif
 115
 116 ifneq ($(O),)
 117         BUILD := $(O)/kselftest
 118 else
 119         ifneq ($(KBUILD_OUTPUT),)
 120                 BUILD := $(KBUILD_OUTPUT)/kselftest
 121         else
 122                 BUILD := $(shell pwd)
 123                 DEFAULT_INSTALL_HDR_PATH := 1
 124         endif
 125 endif
 126
 127 # Prepare for headers install
 128 top_srcdir ?= ../../..
 129 include $(top_srcdir)/scripts/subarch.include
 130 ARCH           ?= $(SUBARCH)
 131 export KSFT_KHDR_INSTALL_DONE := 1
 132 export BUILD
 133
 134 # set default goal to all, so make without a target runs all, even when
 135 # all isn't the first target in the file.
 136 .DEFAULT_GOAL := all
 137
 138 # Install headers here once for all tests. KSFT_KHDR_INSTALL_DONE
 139 # is used to avoid running headers_install from lib.mk.
 140 # Invoke headers install with --no-builtin-rules to avoid circular
 141 # dependency in "make kselftest" case. In this case, second level
 142 # make inherits builtin-rules which will use the rule generate
 143 # Makefile.o and runs into
 144 # "Circular Makefile.o <- prepare dependency dropped."
 145 # and headers_install fails and test compile fails.
 146 #
 147 # O= KBUILD_OUTPUT cases don't run into this error, since main Makefile
 148 # invokes them as sub-makes and --no-builtin-rules is not necessary,
 149 # but doesn't cause any failures. Keep it simple and use the same
 150 # flags in both cases.
 151 # Local build cases: "make kselftest", "make -C" - headers are installed
 152 # in the default INSTALL_HDR_PATH usr/include.
 153 khdr:
 154 ifeq (1,$(DEFAULT_INSTALL_HDR_PATH))
 155         $(MAKE) --no-builtin-rules ARCH=$(ARCH) -C $(top_srcdir) headers_install
 156 else
 157         $(MAKE) --no-builtin-rules INSTALL_HDR_PATH=$$BUILD/usr \
 158                 ARCH=$(ARCH) -C $(top_srcdir) headers_install
 159 endif
 160
 161 all: khdr
 162         @ret=1;                                                 \
 163         for TARGET in $(TARGETS); do                            \
 164                 BUILD_TARGET=$$BUILD/$$TARGET;                  \
 165                 mkdir $$BUILD_TARGET  -p;                       \
 166                 $(MAKE) OUTPUT=$$BUILD_TARGET -C $$TARGET       \
 167                                 $(if $(FORCE_TARGETS),|| exit); \
 168                 ret=$$((ret * $$?));                            \
 169         done; exit $$ret;
 170
 171 run_tests: all
 172         @for TARGET in $(TARGETS); do \
 173                 BUILD_TARGET=$$BUILD/$$TARGET;  \
 174                 $(MAKE) OUTPUT=$$BUILD_TARGET -C $$TARGET run_tests;\
 175         done;
 176
 177 hotplug:
 178         @for TARGET in $(TARGETS_HOTPLUG); do \
 179                 BUILD_TARGET=$$BUILD/$$TARGET;  \
 180                 $(MAKE) OUTPUT=$$BUILD_TARGET -C $$TARGET;\
 181         done;
 182
 183 run_hotplug: hotplug
 184         @for TARGET in $(TARGETS_HOTPLUG); do \
 185                 BUILD_TARGET=$$BUILD/$$TARGET;  \
 186                 $(MAKE) OUTPUT=$$BUILD_TARGET -C $$TARGET run_full_test;\
 187         done;
 188
 189 clean_hotplug:
 190         @for TARGET in $(TARGETS_HOTPLUG); do \
 191                 BUILD_TARGET=$$BUILD/$$TARGET;  \
 192                 $(MAKE) OUTPUT=$$BUILD_TARGET -C $$TARGET clean;\
 193         done;
 194
 195 run_pstore_crash:
 196         $(MAKE) -C pstore run_crash
 197
 198 # Use $BUILD as the default install root. $BUILD points to the
 199 # right output location for the following cases:
 200 # 1. output_dir=kernel_src
 201 # 2. a separate output directory is specified using O= KBUILD_OUTPUT
 202 # 3. a separate output directory is specified using KBUILD_OUTPUT
 203 # Avoid conflict with INSTALL_PATH set by the main Makefile
 204 #
 205 KSFT_INSTALL_PATH ?= $(BUILD)/kselftest_install
 206 KSFT_INSTALL_PATH := $(abspath $(KSFT_INSTALL_PATH))
 207 # Avoid changing the rest of the logic here and lib.mk.
 208 INSTALL_PATH := $(KSFT_INSTALL_PATH)
 209 ALL_SCRIPT := $(INSTALL_PATH)/run_kselftest.sh
 210 TEST_LIST := $(INSTALL_PATH)/kselftest-list.txt
 211
 212 install: all
 213 ifdef INSTALL_PATH
 214         @# Ask all targets to install their files
 215         mkdir -p $(INSTALL_PATH)/kselftest
 216         install -m 744 kselftest/module.sh $(INSTALL_PATH)/kselftest/
 217         install -m 744 kselftest/runner.sh $(INSTALL_PATH)/kselftest/
 218         install -m 744 kselftest/prefix.pl $(INSTALL_PATH)/kselftest/
 219         install -m 744 run_kselftest.sh $(INSTALL_PATH)/
 220         rm -f $(TEST_LIST)
 221         @ret=1; \
 222         for TARGET in $(TARGETS); do \
 223                 BUILD_TARGET=$$BUILD/$$TARGET;  \
 224                 $(MAKE) OUTPUT=$$BUILD_TARGET -C $$TARGET INSTALL_PATH=$(INSTALL_PATH)/$$TARGET install \
 225                                 $(if $(FORCE_TARGETS),|| exit); \
 226                 ret=$$((ret * $$?));            \
 227         done; exit $$ret;
 228
 229
 230         @# Ask all targets to emit their test scripts
 231         @# While building kselftest-list.text skip also non-existent TARGET dirs:
 232         @# they could be the result of a build failure and should NOT be
 233         @# included in the generated runlist.
 234         for TARGET in $(TARGETS); do \
 235                 BUILD_TARGET=$$BUILD/$$TARGET;  \
 236                 [ ! -d $(INSTALL_PATH)/$$TARGET ] && echo "Skipping non-existent dir: $$TARGET" && continue; \
 237                 echo -n "Emit Tests for $$TARGET\n"; \
 238                 $(MAKE) -s --no-print-directory OUTPUT=$$BUILD_TARGET COLLECTION=$$TARGET \
 239                         -C $$TARGET emit_tests >> $(TEST_LIST); \
 240         done;
 241 else
 242         $(error Error: set INSTALL_PATH to use install)
 243 endif
 244
 245 FORMAT ?= .gz
 246 TAR_PATH = $(abspath ${INSTALL_PATH}/kselftest-packages/kselftest.tar${FORMAT})
 247 gen_tar: install
 248         @mkdir -p ${INSTALL_PATH}/kselftest-packages/
 249         @tar caf ${TAR_PATH} --exclude=kselftest-packages -C ${INSTALL_PATH} .
 250         @echo "Created ${TAR_PATH}"
 251
 252 clean:
 253         @for TARGET in $(TARGETS); do \
 254                 BUILD_TARGET=$$BUILD/$$TARGET;  \
 255                 $(MAKE) OUTPUT=$$BUILD_TARGET -C $$TARGET clean;\
 256         done;
 257
 258 .PHONY: khdr all run_tests hotplug run_hotplug clean_hotplug run_pstore_crash install clean gen_tar