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