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