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