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 += efivarfs 22TARGETS += exec 23TARGETS += fchmodat2 24TARGETS += filesystems 25TARGETS += filesystems/binderfs 26TARGETS += filesystems/epoll 27TARGETS += filesystems/fat 28TARGETS += firmware 29TARGETS += fpu 30TARGETS += ftrace 31TARGETS += futex 32TARGETS += gpio 33TARGETS += hid 34TARGETS += intel_pstate 35TARGETS += iommu 36TARGETS += ipc 37TARGETS += ir 38TARGETS += kcmp 39TARGETS += kexec 40TARGETS += kvm 41TARGETS += landlock 42TARGETS += lib 43TARGETS += livepatch 44TARGETS += lkdtm 45TARGETS += membarrier 46TARGETS += memfd 47TARGETS += memory-hotplug 48TARGETS += mincore 49TARGETS += mount 50TARGETS += mount_setattr 51TARGETS += move_mount_set_group 52TARGETS += mqueue 53TARGETS += nci 54TARGETS += net 55TARGETS += net/af_unix 56TARGETS += net/forwarding 57TARGETS += net/hsr 58TARGETS += net/mptcp 59TARGETS += net/openvswitch 60TARGETS += netfilter 61TARGETS += nsfs 62TARGETS += perf_events 63TARGETS += pidfd 64TARGETS += pid_namespace 65TARGETS += powerpc 66TARGETS += prctl 67TARGETS += proc 68TARGETS += pstore 69TARGETS += ptrace 70TARGETS += openat2 71TARGETS += resctrl 72TARGETS += riscv 73TARGETS += rlimits 74TARGETS += rseq 75TARGETS += rtc 76TARGETS += seccomp 77TARGETS += sgx 78TARGETS += sigaltstack 79TARGETS += size 80TARGETS += sparc64 81TARGETS += splice 82TARGETS += static_keys 83TARGETS += sync 84TARGETS += syscall_user_dispatch 85TARGETS += sysctl 86TARGETS += tc-testing 87TARGETS += tdx 88TARGETS += thermal/intel/workload_hint 89TARGETS += timens 90ifneq (1, $(quicktest)) 91TARGETS += timers 92endif 93TARGETS += tmpfs 94TARGETS += tpm2 95TARGETS += tty 96TARGETS += uevents 97TARGETS += user 98TARGETS += user_events 99TARGETS += vDSO 100TARGETS += mm 101TARGETS += x86 102TARGETS += zram 103#Please keep the TARGETS list alphabetically sorted 104# Run "make quicktest=1 run_tests" or 105# "make quicktest=1 kselftest" from top level Makefile 106 107TARGETS_HOTPLUG = cpu-hotplug 108TARGETS_HOTPLUG += memory-hotplug 109 110# User can optionally provide a TARGETS skiplist. By default we skip 111# BPF since it has cutting edge build time dependencies which require 112# more effort to install. 113SKIP_TARGETS ?= bpf 114ifneq ($(SKIP_TARGETS),) 115 TMP := $(filter-out $(SKIP_TARGETS), $(TARGETS)) 116 override TARGETS := $(TMP) 117endif 118 119# User can set FORCE_TARGETS to 1 to require all targets to be successfully 120# built; make will fail if any of the targets cannot be built. If 121# FORCE_TARGETS is not set (the default), make will succeed if at least one 122# of the targets gets built. 123FORCE_TARGETS ?= 124 125# Clear LDFLAGS and MAKEFLAGS when implicit rules are missing. This provides 126# implicit rules to sub-test Makefiles which avoids build failures in test 127# Makefile that don't have explicit build rules. 128ifeq (,$(LINK.c)) 129override LDFLAGS = 130override MAKEFLAGS = 131endif 132 133# Append kselftest to KBUILD_OUTPUT and O to avoid cluttering 134# KBUILD_OUTPUT with selftest objects and headers installed 135# by selftests Makefile or lib.mk. 136ifdef building_out_of_srctree 137override LDFLAGS = 138endif 139 140top_srcdir ?= ../../.. 141 142ifeq ("$(origin O)", "command line") 143 KBUILD_OUTPUT := $(O) 144endif 145 146ifneq ($(KBUILD_OUTPUT),) 147 # Make's built-in functions such as $(abspath ...), $(realpath ...) cannot 148 # expand a shell special character '~'. We use a somewhat tedious way here. 149 abs_objtree := $(shell cd $(top_srcdir) && mkdir -p $(KBUILD_OUTPUT) && cd $(KBUILD_OUTPUT) && pwd) 150 $(if $(abs_objtree),, \ 151 $(error failed to create output directory "$(KBUILD_OUTPUT)")) 152 # $(realpath ...) resolves symlinks 153 abs_objtree := $(realpath $(abs_objtree)) 154 BUILD := $(abs_objtree)/kselftest 155 KHDR_INCLUDES := -isystem ${abs_objtree}/usr/include 156 KHDR_DIR := ${abs_objtree}/usr/include 157else 158 BUILD := $(CURDIR) 159 abs_srctree := $(shell cd $(top_srcdir) && pwd) 160 KHDR_INCLUDES := -isystem ${abs_srctree}/usr/include 161 KHDR_DIR := ${abs_srctree}/usr/include 162 DEFAULT_INSTALL_HDR_PATH := 1 163endif 164 165# Prepare for headers install 166include $(top_srcdir)/scripts/subarch.include 167ARCH ?= $(SUBARCH) 168export BUILD 169export KHDR_INCLUDES 170 171# set default goal to all, so make without a target runs all, even when 172# all isn't the first target in the file. 173.DEFAULT_GOAL := all 174 175all: kernel_header_files 176 @ret=1; \ 177 for TARGET in $(TARGETS); do \ 178 BUILD_TARGET=$$BUILD/$$TARGET; \ 179 mkdir $$BUILD_TARGET -p; \ 180 $(MAKE) OUTPUT=$$BUILD_TARGET -C $$TARGET \ 181 O=$(abs_objtree) \ 182 $(if $(FORCE_TARGETS),|| exit); \ 183 ret=$$((ret * $$?)); \ 184 done; exit $$ret; 185 186kernel_header_files: 187 @ls $(KHDR_DIR)/linux/*.h >/dev/null 2>/dev/null; \ 188 if [ $$? -ne 0 ]; then \ 189 RED='\033[1;31m'; \ 190 NOCOLOR='\033[0m'; \ 191 echo; \ 192 echo -e "$${RED}error$${NOCOLOR}: missing kernel header files."; \ 193 echo "Please run this and try again:"; \ 194 echo; \ 195 echo " cd $(top_srcdir)"; \ 196 echo " make headers"; \ 197 echo; \ 198 exit 1; \ 199 fi 200 201.PHONY: kernel_header_files 202 203run_tests: all 204 @for TARGET in $(TARGETS); do \ 205 BUILD_TARGET=$$BUILD/$$TARGET; \ 206 $(MAKE) OUTPUT=$$BUILD_TARGET -C $$TARGET run_tests \ 207 O=$(abs_objtree); \ 208 done; 209 210hotplug: 211 @for TARGET in $(TARGETS_HOTPLUG); do \ 212 BUILD_TARGET=$$BUILD/$$TARGET; \ 213 $(MAKE) OUTPUT=$$BUILD_TARGET -C $$TARGET;\ 214 done; 215 216run_hotplug: hotplug 217 @for TARGET in $(TARGETS_HOTPLUG); do \ 218 BUILD_TARGET=$$BUILD/$$TARGET; \ 219 $(MAKE) OUTPUT=$$BUILD_TARGET -C $$TARGET run_full_test;\ 220 done; 221 222clean_hotplug: 223 @for TARGET in $(TARGETS_HOTPLUG); do \ 224 BUILD_TARGET=$$BUILD/$$TARGET; \ 225 $(MAKE) OUTPUT=$$BUILD_TARGET -C $$TARGET clean;\ 226 done; 227 228run_pstore_crash: 229 $(MAKE) -C pstore run_crash 230 231# Use $BUILD as the default install root. $BUILD points to the 232# right output location for the following cases: 233# 1. output_dir=kernel_src 234# 2. a separate output directory is specified using O= KBUILD_OUTPUT 235# 3. a separate output directory is specified using KBUILD_OUTPUT 236# Avoid conflict with INSTALL_PATH set by the main Makefile 237# 238KSFT_INSTALL_PATH ?= $(BUILD)/kselftest_install 239KSFT_INSTALL_PATH := $(abspath $(KSFT_INSTALL_PATH)) 240# Avoid changing the rest of the logic here and lib.mk. 241INSTALL_PATH := $(KSFT_INSTALL_PATH) 242ALL_SCRIPT := $(INSTALL_PATH)/run_kselftest.sh 243TEST_LIST := $(INSTALL_PATH)/kselftest-list.txt 244 245install: all 246ifdef INSTALL_PATH 247 @# Ask all targets to install their files 248 mkdir -p $(INSTALL_PATH)/kselftest 249 install -m 744 kselftest/module.sh $(INSTALL_PATH)/kselftest/ 250 install -m 744 kselftest/runner.sh $(INSTALL_PATH)/kselftest/ 251 install -m 744 kselftest/prefix.pl $(INSTALL_PATH)/kselftest/ 252 install -m 744 run_kselftest.sh $(INSTALL_PATH)/ 253 rm -f $(TEST_LIST) 254 @ret=1; \ 255 for TARGET in $(TARGETS); do \ 256 BUILD_TARGET=$$BUILD/$$TARGET; \ 257 $(MAKE) OUTPUT=$$BUILD_TARGET -C $$TARGET INSTALL_PATH=$(INSTALL_PATH)/$$TARGET install \ 258 O=$(abs_objtree) \ 259 $(if $(FORCE_TARGETS),|| exit); \ 260 ret=$$((ret * $$?)); \ 261 done; exit $$ret; 262 263 264 @# Ask all targets to emit their test scripts 265 @# While building kselftest-list.text skip also non-existent TARGET dirs: 266 @# they could be the result of a build failure and should NOT be 267 @# included in the generated runlist. 268 for TARGET in $(TARGETS); do \ 269 BUILD_TARGET=$$BUILD/$$TARGET; \ 270 [ ! -d $(INSTALL_PATH)/$$TARGET ] && printf "Skipping non-existent dir: $$TARGET\n" && continue; \ 271 printf "Emit Tests for $$TARGET\n"; \ 272 $(MAKE) -s --no-print-directory OUTPUT=$$BUILD_TARGET COLLECTION=$$TARGET \ 273 -C $$TARGET emit_tests >> $(TEST_LIST); \ 274 done; 275else 276 $(error Error: set INSTALL_PATH to use install) 277endif 278 279FORMAT ?= .gz 280TAR_PATH = $(abspath ${INSTALL_PATH}/kselftest-packages/kselftest.tar${FORMAT}) 281gen_tar: install 282 @mkdir -p ${INSTALL_PATH}/kselftest-packages/ 283 @tar caf ${TAR_PATH} --exclude=kselftest-packages -C ${INSTALL_PATH} . 284 @echo "Created ${TAR_PATH}" 285 286clean: 287 @for TARGET in $(TARGETS); do \ 288 BUILD_TARGET=$$BUILD/$$TARGET; \ 289 $(MAKE) OUTPUT=$$BUILD_TARGET -C $$TARGET clean;\ 290 done; 291 292.PHONY: all run_tests hotplug run_hotplug clean_hotplug run_pstore_crash install clean gen_tar 293