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