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