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