tools/testing/selftests/Makefile

   1 # SPDX-License-Identifier: GPL-2.0
   2 TARGETS += alsa
   3 TARGETS += amd-pstate
   4 TARGETS += arm64
   5 TARGETS += bpf
   6 TARGETS += breakpoints
   7 TARGETS += cachestat
   8 TARGETS += capabilities
   9 TARGETS += cgroup
  10 TARGETS += clone3
  11 TARGETS += connector
  12 TARGETS += core
  13 TARGETS += cpufreq
  14 TARGETS += cpu-hotplug
  15 TARGETS += damon
  16 TARGETS += dmabuf-heaps
  17 TARGETS += drivers/dma-buf
  18 TARGETS += drivers/s390x/uvdevice
  19 TARGETS += drivers/net/bonding
  20 TARGETS += drivers/net/team
  21 TARGETS += efivarfs
  22 TARGETS += exec
  23 TARGETS += fchmodat2
  24 TARGETS += filesystems
  25 TARGETS += filesystems/binderfs
  26 TARGETS += filesystems/epoll
  27 TARGETS += filesystems/fat
  28 TARGETS += firmware
  29 TARGETS += fpu
  30 TARGETS += ftrace
  31 TARGETS += futex
  32 TARGETS += gpio
  33 TARGETS += hid
  34 TARGETS += intel_pstate
  35 TARGETS += iommu
  36 TARGETS += ipc
  37 TARGETS += ir
  38 TARGETS += kcmp
  39 TARGETS += kexec
  40 TARGETS += kvm
  41 TARGETS += landlock
  42 TARGETS += lib
  43 TARGETS += livepatch
  44 TARGETS += lkdtm
  45 TARGETS += membarrier
  46 TARGETS += memfd
  47 TARGETS += memory-hotplug
  48 TARGETS += mincore
  49 TARGETS += mount
  50 TARGETS += mount_setattr
  51 TARGETS += move_mount_set_group
  52 TARGETS += mqueue
  53 TARGETS += nci
  54 TARGETS += net
  55 TARGETS += net/af_unix
  56 TARGETS += net/forwarding
  57 TARGETS += net/hsr
  58 TARGETS += net/mptcp
  59 TARGETS += net/openvswitch
  60 TARGETS += netfilter
  61 TARGETS += nsfs
  62 TARGETS += perf_events
  63 TARGETS += pidfd
  64 TARGETS += pid_namespace
  65 TARGETS += powerpc
  66 TARGETS += prctl
  67 TARGETS += proc
  68 TARGETS += pstore
  69 TARGETS += ptrace
  70 TARGETS += openat2
  71 TARGETS += resctrl
  72 TARGETS += riscv
  73 TARGETS += rlimits
  74 TARGETS += rseq
  75 TARGETS += rtc
  76 TARGETS += seccomp
  77 TARGETS += sgx
  78 TARGETS += sigaltstack
  79 TARGETS += size
  80 TARGETS += sparc64
  81 TARGETS += splice
  82 TARGETS += static_keys
  83 TARGETS += sync
  84 TARGETS += syscall_user_dispatch
  85 TARGETS += sysctl
  86 TARGETS += tc-testing
  87 TARGETS += tdx
  88 TARGETS += timens
  89 ifneq (1, $(quicktest))
  90 TARGETS += timers
  91 endif
  92 TARGETS += tmpfs
  93 TARGETS += tpm2
  94 TARGETS += tty
  95 TARGETS += uevent
  96 TARGETS += user
  97 TARGETS += user_events
  98 TARGETS += vDSO
  99 TARGETS += mm
 100 TARGETS += x86
 101 TARGETS += zram
 102 #Please keep the TARGETS list alphabetically sorted
 103 # Run "make quicktest=1 run_tests" or
 104 # "make quicktest=1 kselftest" from top level Makefile
 105
 106 TARGETS_HOTPLUG = cpu-hotplug
 107 TARGETS_HOTPLUG += memory-hotplug
 108
 109 # User can optionally provide a TARGETS skiplist.  By default we skip
 110 # BPF since it has cutting edge build time dependencies which require
 111 # more effort to install.
 112 SKIP_TARGETS ?= bpf
 113 ifneq ($(SKIP_TARGETS),)
 114         TMP := $(filter-out $(SKIP_TARGETS), $(TARGETS))
 115         override TARGETS := $(TMP)
 116 endif
 117
 118 # User can set FORCE_TARGETS to 1 to require all targets to be successfully
 119 # built; make will fail if any of the targets cannot be built. If
 120 # FORCE_TARGETS is not set (the default), make will succeed if at least one
 121 # of the targets gets built.
 122 FORCE_TARGETS ?=
 123
 124 # Clear LDFLAGS and MAKEFLAGS when implicit rules are missing.  This provides
 125 # implicit rules to sub-test Makefiles which avoids build failures in test
 126 # Makefile that don't have explicit build rules.
 127 ifeq (,$(LINK.c))
 128 override LDFLAGS =
 129 override MAKEFLAGS =
 130 endif
 131
 132 # Append kselftest to KBUILD_OUTPUT and O to avoid cluttering
 133 # KBUILD_OUTPUT with selftest objects and headers installed
 134 # by selftests Makefile or lib.mk.
 135 ifdef building_out_of_srctree
 136 override LDFLAGS =
 137 endif
 138
 139 top_srcdir ?= ../../..
 140
 141 ifeq ("$(origin O)", "command line")
 142   KBUILD_OUTPUT := $(O)
 143 endif
 144
 145 ifneq ($(KBUILD_OUTPUT),)
 146   # Make's built-in functions such as $(abspath ...), $(realpath ...) cannot
 147   # expand a shell special character '~'. We use a somewhat tedious way here.
 148   abs_objtree := $(shell cd $(top_srcdir) && mkdir -p $(KBUILD_OUTPUT) && cd $(KBUILD_OUTPUT) && pwd)
 149   $(if $(abs_objtree),, \
 150     $(error failed to create output directory "$(KBUILD_OUTPUT)"))
 151   # $(realpath ...) resolves symlinks
 152   abs_objtree := $(realpath $(abs_objtree))
 153   BUILD := $(abs_objtree)/kselftest
 154   KHDR_INCLUDES := -isystem ${abs_objtree}/usr/include
 155   KHDR_DIR := ${abs_objtree}/usr/include
 156 else
 157   BUILD := $(CURDIR)
 158   abs_srctree := $(shell cd $(top_srcdir) && pwd)
 159   KHDR_INCLUDES := -isystem ${abs_srctree}/usr/include
 160   KHDR_DIR := ${abs_srctree}/usr/include
 161   DEFAULT_INSTALL_HDR_PATH := 1
 162 endif
 163
 164 # Prepare for headers install
 165 include $(top_srcdir)/scripts/subarch.include
 166 ARCH           ?= $(SUBARCH)
 167 export BUILD
 168 export KHDR_INCLUDES
 169
 170 # set default goal to all, so make without a target runs all, even when
 171 # all isn't the first target in the file.
 172 .DEFAULT_GOAL := all
 173
 174 all: kernel_header_files
 175         @ret=1;                                                 \
 176         for TARGET in $(TARGETS); do                            \
 177                 BUILD_TARGET=$$BUILD/$$TARGET;                  \
 178                 mkdir $$BUILD_TARGET  -p;                       \
 179                 $(MAKE) OUTPUT=$$BUILD_TARGET -C $$TARGET       \
 180                                 O=$(abs_objtree)                \
 181                                 $(if $(FORCE_TARGETS),|| exit); \
 182                 ret=$$((ret * $$?));                            \
 183         done; exit $$ret;
 184
 185 kernel_header_files:
 186         @ls $(KHDR_DIR)/linux/*.h >/dev/null 2>/dev/null;                          \
 187         if [ $$? -ne 0 ]; then                                                     \
 188             RED='\033[1;31m';                                                  \
 189             NOCOLOR='\033[0m';                                                 \
 190             echo;                                                              \
 191             echo -e "$${RED}error$${NOCOLOR}: missing kernel header files.";   \
 192             echo "Please run this and try again:";                             \
 193             echo;                                                              \
 194             echo "    cd $(top_srcdir)";                                       \
 195             echo "    make headers";                                           \
 196             echo;                                                              \
 197             exit 1;                                                                \
 198         fi
 199
 200 .PHONY: kernel_header_files
 201
 202 run_tests: all
 203         @for TARGET in $(TARGETS); do \
 204                 BUILD_TARGET=$$BUILD/$$TARGET;  \
 205                 $(MAKE) OUTPUT=$$BUILD_TARGET -C $$TARGET run_tests \
 206                                 O=$(abs_objtree);                   \
 207         done;
 208
 209 hotplug:
 210         @for TARGET in $(TARGETS_HOTPLUG); do \
 211                 BUILD_TARGET=$$BUILD/$$TARGET;  \
 212                 $(MAKE) OUTPUT=$$BUILD_TARGET -C $$TARGET;\
 213         done;
 214
 215 run_hotplug: hotplug
 216         @for TARGET in $(TARGETS_HOTPLUG); do \
 217                 BUILD_TARGET=$$BUILD/$$TARGET;  \
 218                 $(MAKE) OUTPUT=$$BUILD_TARGET -C $$TARGET run_full_test;\
 219         done;
 220
 221 clean_hotplug:
 222         @for TARGET in $(TARGETS_HOTPLUG); do \
 223                 BUILD_TARGET=$$BUILD/$$TARGET;  \
 224                 $(MAKE) OUTPUT=$$BUILD_TARGET -C $$TARGET clean;\
 225         done;
 226
 227 run_pstore_crash:
 228         $(MAKE) -C pstore run_crash
 229
 230 # Use $BUILD as the default install root. $BUILD points to the
 231 # right output location for the following cases:
 232 # 1. output_dir=kernel_src
 233 # 2. a separate output directory is specified using O= KBUILD_OUTPUT
 234 # 3. a separate output directory is specified using KBUILD_OUTPUT
 235 # Avoid conflict with INSTALL_PATH set by the main Makefile
 236 #
 237 KSFT_INSTALL_PATH ?= $(BUILD)/kselftest_install
 238 KSFT_INSTALL_PATH := $(abspath $(KSFT_INSTALL_PATH))
 239 # Avoid changing the rest of the logic here and lib.mk.
 240 INSTALL_PATH := $(KSFT_INSTALL_PATH)
 241 ALL_SCRIPT := $(INSTALL_PATH)/run_kselftest.sh
 242 TEST_LIST := $(INSTALL_PATH)/kselftest-list.txt
 243
 244 install: all
 245 ifdef INSTALL_PATH
 246         @# Ask all targets to install their files
 247         mkdir -p $(INSTALL_PATH)/kselftest
 248         install -m 744 kselftest/module.sh $(INSTALL_PATH)/kselftest/
 249         install -m 744 kselftest/runner.sh $(INSTALL_PATH)/kselftest/
 250         install -m 744 kselftest/prefix.pl $(INSTALL_PATH)/kselftest/
 251         install -m 744 run_kselftest.sh $(INSTALL_PATH)/
 252         rm -f $(TEST_LIST)
 253         @ret=1; \
 254         for TARGET in $(TARGETS); do \
 255                 BUILD_TARGET=$$BUILD/$$TARGET;  \
 256                 $(MAKE) OUTPUT=$$BUILD_TARGET -C $$TARGET INSTALL_PATH=$(INSTALL_PATH)/$$TARGET install \
 257                                 O=$(abs_objtree)                \
 258                                 $(if $(FORCE_TARGETS),|| exit); \
 259                 ret=$$((ret * $$?));            \
 260         done; exit $$ret;
 261
 262
 263         @# Ask all targets to emit their test scripts
 264         @# While building kselftest-list.text skip also non-existent TARGET dirs:
 265         @# they could be the result of a build failure and should NOT be
 266         @# included in the generated runlist.
 267         for TARGET in $(TARGETS); do \
 268                 BUILD_TARGET=$$BUILD/$$TARGET;  \
 269                 [ ! -d $(INSTALL_PATH)/$$TARGET ] && printf "Skipping non-existent dir: $$TARGET\n" && continue; \
 270                 printf "Emit Tests for $$TARGET\n"; \
 271                 $(MAKE) -s --no-print-directory OUTPUT=$$BUILD_TARGET COLLECTION=$$TARGET \
 272                         -C $$TARGET emit_tests >> $(TEST_LIST); \
 273         done;
 274 else
 275         $(error Error: set INSTALL_PATH to use install)
 276 endif
 277
 278 FORMAT ?= .gz
 279 TAR_PATH = $(abspath ${INSTALL_PATH}/kselftest-packages/kselftest.tar${FORMAT})
 280 gen_tar: install
 281         @mkdir -p ${INSTALL_PATH}/kselftest-packages/
 282         @tar caf ${TAR_PATH} --exclude=kselftest-packages -C ${INSTALL_PATH} .
 283         @echo "Created ${TAR_PATH}"
 284
 285 clean:
 286         @for TARGET in $(TARGETS); do \
 287                 BUILD_TARGET=$$BUILD/$$TARGET;  \
 288                 $(MAKE) OUTPUT=$$BUILD_TARGET -C $$TARGET clean;\
 289         done;
 290
 291 .PHONY: all run_tests hotplug run_hotplug clean_hotplug run_pstore_crash install clean gen_tar