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