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