tools/testing/selftests/Makefile

   1 # SPDX-License-Identifier: GPL-2.0
   2 TARGETS += alsa
   3 TARGETS += arm64
   4 TARGETS += bpf
   5 TARGETS += breakpoints
   6 TARGETS += capabilities
   7 TARGETS += cgroup
   8 TARGETS += clone3
   9 TARGETS += core
  10 TARGETS += cpufreq
  11 TARGETS += cpu-hotplug
  12 TARGETS += damon
  13 TARGETS += drivers/dma-buf
  14 TARGETS += drivers/s390x/uvdevice
  15 TARGETS += efivarfs
  16 TARGETS += exec
  17 TARGETS += filesystems
  18 TARGETS += filesystems/binderfs
  19 TARGETS += filesystems/epoll
  20 TARGETS += filesystems/fat
  21 TARGETS += firmware
  22 TARGETS += fpu
  23 TARGETS += ftrace
  24 TARGETS += futex
  25 TARGETS += gpio
  26 TARGETS += intel_pstate
  27 TARGETS += ipc
  28 TARGETS += ir
  29 TARGETS += kcmp
  30 TARGETS += kexec
  31 TARGETS += kvm
  32 TARGETS += landlock
  33 TARGETS += lib
  34 TARGETS += livepatch
  35 TARGETS += lkdtm
  36 TARGETS += membarrier
  37 TARGETS += memfd
  38 TARGETS += memory-hotplug
  39 TARGETS += mincore
  40 TARGETS += mount
  41 TARGETS += mount_setattr
  42 TARGETS += move_mount_set_group
  43 TARGETS += mqueue
  44 TARGETS += nci
  45 TARGETS += net
  46 TARGETS += net/af_unix
  47 TARGETS += net/forwarding
  48 TARGETS += net/mptcp
  49 TARGETS += netfilter
  50 TARGETS += nsfs
  51 TARGETS += pidfd
  52 TARGETS += pid_namespace
  53 TARGETS += powerpc
  54 TARGETS += proc
  55 TARGETS += pstore
  56 TARGETS += ptrace
  57 TARGETS += openat2
  58 TARGETS += resctrl
  59 TARGETS += rlimits
  60 TARGETS += rseq
  61 TARGETS += rtc
  62 TARGETS += seccomp
  63 TARGETS += sgx
  64 TARGETS += sigaltstack
  65 TARGETS += size
  66 TARGETS += sparc64
  67 TARGETS += splice
  68 TARGETS += static_keys
  69 TARGETS += sync
  70 TARGETS += syscall_user_dispatch
  71 TARGETS += sysctl
  72 TARGETS += tc-testing
  73 TARGETS += timens
  74 ifneq (1, $(quicktest))
  75 TARGETS += timers
  76 endif
  77 TARGETS += tmpfs
  78 TARGETS += tpm2
  79 TARGETS += user
  80 TARGETS += vDSO
  81 TARGETS += vm
  82 TARGETS += x86
  83 TARGETS += zram
  84 #Please keep the TARGETS list alphabetically sorted
  85 # Run "make quicktest=1 run_tests" or
  86 # "make quicktest=1 kselftest" from top level Makefile
  87
  88 TARGETS_HOTPLUG = cpu-hotplug
  89 TARGETS_HOTPLUG += memory-hotplug
  90
  91 # User can optionally provide a TARGETS skiplist.  By default we skip
  92 # BPF since it has cutting edge build time dependencies which require
  93 # more effort to install.
  94 SKIP_TARGETS ?= bpf
  95 ifneq ($(SKIP_TARGETS),)
  96         TMP := $(filter-out $(SKIP_TARGETS), $(TARGETS))
  97         override TARGETS := $(TMP)
  98 endif
  99
 100 # User can set FORCE_TARGETS to 1 to require all targets to be successfully
 101 # built; make will fail if any of the targets cannot be built. If
 102 # FORCE_TARGETS is not set (the default), make will succeed if at least one
 103 # of the targets gets built.
 104 FORCE_TARGETS ?=
 105
 106 # Clear LDFLAGS and MAKEFLAGS when implicit rules are missing.  This provides
 107 # implicit rules to sub-test Makefiles which avoids build failures in test
 108 # Makefile that don't have explicit build rules.
 109 ifeq (,$(LINK.c))
 110 override LDFLAGS =
 111 override MAKEFLAGS =
 112 endif
 113
 114 # Append kselftest to KBUILD_OUTPUT and O to avoid cluttering
 115 # KBUILD_OUTPUT with selftest objects and headers installed
 116 # by selftests Makefile or lib.mk.
 117 ifdef building_out_of_srctree
 118 override LDFLAGS =
 119 endif
 120
 121 top_srcdir ?= ../../..
 122
 123 ifeq ("$(origin O)", "command line")
 124   KBUILD_OUTPUT := $(O)
 125 endif
 126
 127 ifneq ($(KBUILD_OUTPUT),)
 128   # Make's built-in functions such as $(abspath ...), $(realpath ...) cannot
 129   # expand a shell special character '~'. We use a somewhat tedious way here.
 130   abs_objtree := $(shell cd $(top_srcdir) && mkdir -p $(KBUILD_OUTPUT) && cd $(KBUILD_OUTPUT) && pwd)
 131   $(if $(abs_objtree),, \
 132     $(error failed to create output directory "$(KBUILD_OUTPUT)"))
 133   # $(realpath ...) resolves symlinks
 134   abs_objtree := $(realpath $(abs_objtree))
 135   BUILD := $(abs_objtree)/kselftest
 136   KHDR_INCLUDES := -isystem ${abs_objtree}/usr/include
 137 else
 138   BUILD := $(CURDIR)
 139   abs_srctree := $(shell cd $(top_srcdir) && pwd)
 140   KHDR_INCLUDES := -isystem ${abs_srctree}/usr/include
 141   DEFAULT_INSTALL_HDR_PATH := 1
 142 endif
 143
 144 # Prepare for headers install
 145 include $(top_srcdir)/scripts/subarch.include
 146 ARCH           ?= $(SUBARCH)
 147 export BUILD
 148 export KHDR_INCLUDES
 149
 150 # set default goal to all, so make without a target runs all, even when
 151 # all isn't the first target in the file.
 152 .DEFAULT_GOAL := all
 153
 154 all:
 155         @ret=1;                                                 \
 156         for TARGET in $(TARGETS); do                            \
 157                 BUILD_TARGET=$$BUILD/$$TARGET;                  \
 158                 mkdir $$BUILD_TARGET  -p;                       \
 159                 $(MAKE) OUTPUT=$$BUILD_TARGET -C $$TARGET       \
 160                                 O=$(abs_objtree)                \
 161                                 $(if $(FORCE_TARGETS),|| exit); \
 162                 ret=$$((ret * $$?));                            \
 163         done; exit $$ret;
 164
 165 run_tests: all
 166         @for TARGET in $(TARGETS); do \
 167                 BUILD_TARGET=$$BUILD/$$TARGET;  \
 168                 $(MAKE) OUTPUT=$$BUILD_TARGET -C $$TARGET run_tests \
 169                                 O=$(abs_objtree);                   \
 170         done;
 171
 172 hotplug:
 173         @for TARGET in $(TARGETS_HOTPLUG); do \
 174                 BUILD_TARGET=$$BUILD/$$TARGET;  \
 175                 $(MAKE) OUTPUT=$$BUILD_TARGET -C $$TARGET;\
 176         done;
 177
 178 run_hotplug: hotplug
 179         @for TARGET in $(TARGETS_HOTPLUG); do \
 180                 BUILD_TARGET=$$BUILD/$$TARGET;  \
 181                 $(MAKE) OUTPUT=$$BUILD_TARGET -C $$TARGET run_full_test;\
 182         done;
 183
 184 clean_hotplug:
 185         @for TARGET in $(TARGETS_HOTPLUG); do \
 186                 BUILD_TARGET=$$BUILD/$$TARGET;  \
 187                 $(MAKE) OUTPUT=$$BUILD_TARGET -C $$TARGET clean;\
 188         done;
 189
 190 run_pstore_crash:
 191         $(MAKE) -C pstore run_crash
 192
 193 # Use $BUILD as the default install root. $BUILD points to the
 194 # right output location for the following cases:
 195 # 1. output_dir=kernel_src
 196 # 2. a separate output directory is specified using O= KBUILD_OUTPUT
 197 # 3. a separate output directory is specified using KBUILD_OUTPUT
 198 # Avoid conflict with INSTALL_PATH set by the main Makefile
 199 #
 200 KSFT_INSTALL_PATH ?= $(BUILD)/kselftest_install
 201 KSFT_INSTALL_PATH := $(abspath $(KSFT_INSTALL_PATH))
 202 # Avoid changing the rest of the logic here and lib.mk.
 203 INSTALL_PATH := $(KSFT_INSTALL_PATH)
 204 ALL_SCRIPT := $(INSTALL_PATH)/run_kselftest.sh
 205 TEST_LIST := $(INSTALL_PATH)/kselftest-list.txt
 206
 207 install: all
 208 ifdef INSTALL_PATH
 209         @# Ask all targets to install their files
 210         mkdir -p $(INSTALL_PATH)/kselftest
 211         install -m 744 kselftest/module.sh $(INSTALL_PATH)/kselftest/
 212         install -m 744 kselftest/runner.sh $(INSTALL_PATH)/kselftest/
 213         install -m 744 kselftest/prefix.pl $(INSTALL_PATH)/kselftest/
 214         install -m 744 run_kselftest.sh $(INSTALL_PATH)/
 215         rm -f $(TEST_LIST)
 216         @ret=1; \
 217         for TARGET in $(TARGETS); do \
 218                 BUILD_TARGET=$$BUILD/$$TARGET;  \
 219                 $(MAKE) OUTPUT=$$BUILD_TARGET -C $$TARGET INSTALL_PATH=$(INSTALL_PATH)/$$TARGET install \
 220                                 O=$(abs_objtree)                \
 221                                 $(if $(FORCE_TARGETS),|| exit); \
 222                 ret=$$((ret * $$?));            \
 223         done; exit $$ret;
 224
 225
 226         @# Ask all targets to emit their test scripts
 227         @# While building kselftest-list.text skip also non-existent TARGET dirs:
 228         @# they could be the result of a build failure and should NOT be
 229         @# included in the generated runlist.
 230         for TARGET in $(TARGETS); do \
 231                 BUILD_TARGET=$$BUILD/$$TARGET;  \
 232                 [ ! -d $(INSTALL_PATH)/$$TARGET ] && echo "Skipping non-existent dir: $$TARGET" && continue; \
 233                 echo -ne "Emit Tests for $$TARGET\n"; \
 234                 $(MAKE) -s --no-print-directory OUTPUT=$$BUILD_TARGET COLLECTION=$$TARGET \
 235                         -C $$TARGET emit_tests >> $(TEST_LIST); \
 236         done;
 237 else
 238         $(error Error: set INSTALL_PATH to use install)
 239 endif
 240
 241 FORMAT ?= .gz
 242 TAR_PATH = $(abspath ${INSTALL_PATH}/kselftest-packages/kselftest.tar${FORMAT})
 243 gen_tar: install
 244         @mkdir -p ${INSTALL_PATH}/kselftest-packages/
 245         @tar caf ${TAR_PATH} --exclude=kselftest-packages -C ${INSTALL_PATH} .
 246         @echo "Created ${TAR_PATH}"
 247
 248 clean:
 249         @for TARGET in $(TARGETS); do \
 250                 BUILD_TARGET=$$BUILD/$$TARGET;  \
 251                 $(MAKE) OUTPUT=$$BUILD_TARGET -C $$TARGET clean;\
 252         done;
 253
 254 .PHONY: all run_tests hotplug run_hotplug clean_hotplug run_pstore_crash install clean gen_tar