1 # SPDX-License-Identifier: GPL-2.0
2 TARGETS += acct
3 TARGETS += alsa
4 TARGETS += amd-pstate
5 TARGETS += arm64
6 TARGETS += bpf
7 TARGETS += breakpoints
8 TARGETS += cachestat
9 TARGETS += capabilities
10 TARGETS += cgroup
11 TARGETS += clone3
12 TARGETS += connector
13 TARGETS += core
14 TARGETS += cpufreq
15 TARGETS += cpu-hotplug
16 TARGETS += damon
17 TARGETS += devices/error_logs
18 TARGETS += devices/probe
19 TARGETS += dmabuf-heaps
20 TARGETS += drivers/dma-buf
21 TARGETS += drivers/s390x/uvdevice
22 TARGETS += drivers/net
23 TARGETS += drivers/net/bonding
24 TARGETS += drivers/net/team
25 TARGETS += drivers/net/virtio_net
26 TARGETS += drivers/platform/x86/intel/ifs
27 TARGETS += dt
28 TARGETS += efivarfs
29 TARGETS += exec
30 TARGETS += fchmodat2
31 TARGETS += filesystems
32 TARGETS += filesystems/binderfs
33 TARGETS += filesystems/epoll
34 TARGETS += filesystems/fat
35 TARGETS += filesystems/overlayfs
36 TARGETS += filesystems/statmount
37 TARGETS += firmware
38 TARGETS += fpu
39 TARGETS += ftrace
40 TARGETS += futex
41 TARGETS += gpio
42 TARGETS += hid
43 TARGETS += intel_pstate
44 TARGETS += iommu
45 TARGETS += ipc
46 TARGETS += ir
47 TARGETS += kcmp
48 TARGETS += kexec
49 TARGETS += kvm
50 TARGETS += landlock
51 TARGETS += lib
52 TARGETS += livepatch
53 TARGETS += lkdtm
54 TARGETS += lsm
55 TARGETS += membarrier
56 TARGETS += memfd
57 TARGETS += memory-hotplug
58 TARGETS += mincore
59 TARGETS += mount
60 TARGETS += mount_setattr
61 TARGETS += move_mount_set_group
62 TARGETS += mqueue
63 TARGETS += nci
64 TARGETS += net
65 TARGETS += net/af_unix
66 TARGETS += net/forwarding
67 TARGETS += net/hsr
68 TARGETS += net/mptcp
69 TARGETS += net/netfilter
70 TARGETS += net/openvswitch
71 TARGETS += net/packetdrill
72 TARGETS += net/rds
73 TARGETS += net/tcp_ao
74 TARGETS += nsfs
75 TARGETS += perf_events
76 TARGETS += pidfd
77 TARGETS += pid_namespace
78 TARGETS += power_supply
79 TARGETS += powerpc
80 TARGETS += prctl
81 TARGETS += proc
82 TARGETS += pstore
83 TARGETS += ptrace
84 TARGETS += openat2
85 TARGETS += resctrl
86 TARGETS += riscv
87 TARGETS += rlimits
88 TARGETS += rseq
89 TARGETS += rtc
90 TARGETS += rust
91 TARGETS += sched_ext
92 TARGETS += seccomp
93 TARGETS += sgx
94 TARGETS += sigaltstack
95 TARGETS += size
96 TARGETS += sparc64
97 TARGETS += splice
98 TARGETS += static_keys
99 TARGETS += sync
100 TARGETS += syscall_user_dispatch
101 TARGETS += sysctl
102 TARGETS += tc-testing
103 TARGETS += tdx
104 TARGETS += thermal/intel/power_floor
105 TARGETS += thermal/intel/workload_hint
106 TARGETS += timens
107 ifneq (1, $(quicktest))
108 TARGETS += timers
109 endif
110 TARGETS += tmpfs
111 TARGETS += tpm2
112 TARGETS += tty
113 TARGETS += uevent
114 TARGETS += user_events
115 TARGETS += vDSO
116 TARGETS += mm
117 TARGETS += x86
118 TARGETS += zram
119 #Please keep the TARGETS list alphabetically sorted
120 # Run "make quicktest=1 run_tests" or
121 # "make quicktest=1 kselftest" from top level Makefile
122
123 TARGETS_HOTPLUG = cpu-hotplug
124 TARGETS_HOTPLUG += memory-hotplug
125
126 # Networking tests want the net/lib target, include it automatically
127 ifneq ($(filter net drivers/net drivers/net/hw,$(TARGETS)),)
128 ifeq ($(filter net/lib,$(TARGETS)),)
129 INSTALL_DEP_TARGETS := net/lib
130 endif
131 endif
132
133 # User can optionally provide a TARGETS skiplist. By default we skip
134 # targets using BPF since it has cutting edge build time dependencies
135 # which require more effort to install.
136 SKIP_TARGETS ?= bpf sched_ext
137 ifneq ($(SKIP_TARGETS),)
138 TMP := $(filter-out $(SKIP_TARGETS), $(TARGETS))
139 override TARGETS := $(TMP)
140 endif
141
142 # User can set FORCE_TARGETS to 1 to require all targets to be successfully
143 # built; make will fail if any of the targets cannot be built. If
144 # FORCE_TARGETS is not set (the default), make will succeed if at least one
145 # of the targets gets built.
146 FORCE_TARGETS ?=
147
148 # Clear LDFLAGS and MAKEFLAGS when implicit rules are missing. This provides
149 # implicit rules to sub-test Makefiles which avoids build failures in test
150 # Makefile that don't have explicit build rules.
151 ifeq (,$(LINK.c))
152 override LDFLAGS =
153 override MAKEFLAGS =
154 endif
155
156 # Append kselftest to KBUILD_OUTPUT and O to avoid cluttering
157 # KBUILD_OUTPUT with selftest objects and headers installed
158 # by selftests Makefile or lib.mk.
159 ifdef building_out_of_srctree
160 override LDFLAGS =
161 endif
162
163 top_srcdir ?= ../../..
164
165 ifeq ("$(origin O)", "command line")
166 KBUILD_OUTPUT := $(O)
167 endif
168
169 ifneq ($(KBUILD_OUTPUT),)
170 # Make's built-in functions such as $(abspath ...), $(realpath ...) cannot
171 # expand a shell special character '~'. We use a somewhat tedious way here.
172 abs_objtree := $(shell cd $(top_srcdir) && mkdir -p $(KBUILD_OUTPUT) && cd $(KBUILD_OUTPUT) && pwd)
173 $(if $(abs_objtree),, \
174 $(error failed to create output directory "$(KBUILD_OUTPUT)"))
175 # $(realpath ...) resolves symlinks
176 abs_objtree := $(realpath $(abs_objtree))
177 BUILD := $(abs_objtree)/kselftest
178 KHDR_INCLUDES := -isystem ${abs_objtree}/usr/include
179 else
180 BUILD := $(CURDIR)
181 abs_srctree := $(shell cd $(top_srcdir) && pwd)
182 KHDR_INCLUDES := -isystem ${abs_srctree}/usr/include
183 DEFAULT_INSTALL_HDR_PATH := 1
184 endif
185
186 # Prepare for headers install
187 include $(top_srcdir)/scripts/subarch.include
188 ARCH ?= $(SUBARCH)
189 export BUILD
190 export KHDR_INCLUDES
191
192 # set default goal to all, so make without a target runs all, even when
193 # all isn't the first target in the file.
194 .DEFAULT_GOAL := all
195
196 all:
197 @ret=1; \
198 for TARGET in $(TARGETS); do \
199 BUILD_TARGET=$$BUILD/$$TARGET; \
200 mkdir $$BUILD_TARGET -p; \
201 $(MAKE) OUTPUT=$$BUILD_TARGET -C $$TARGET \
202 O=$(abs_objtree) \
203 $(if $(FORCE_TARGETS),|| exit); \
204 ret=$$((ret * $$?)); \
205 done; exit $$ret;
206
207 run_tests: all
208 @for TARGET in $(TARGETS); do \
209 BUILD_TARGET=$$BUILD/$$TARGET; \
210 $(MAKE) OUTPUT=$$BUILD_TARGET -C $$TARGET run_tests \
211 SRC_PATH=$(shell readlink -e $$(pwd)) \
212 OBJ_PATH=$(BUILD) \
213 O=$(abs_objtree); \
214 done;
215
216 hotplug:
217 @for TARGET in $(TARGETS_HOTPLUG); do \
218 BUILD_TARGET=$$BUILD/$$TARGET; \
219 $(MAKE) OUTPUT=$$BUILD_TARGET -C $$TARGET;\
220 done;
221
222 run_hotplug: hotplug
223 @for TARGET in $(TARGETS_HOTPLUG); do \
224 BUILD_TARGET=$$BUILD/$$TARGET; \
225 $(MAKE) OUTPUT=$$BUILD_TARGET -C $$TARGET run_full_test;\
226 done;
227
228 clean_hotplug:
229 @for TARGET in $(TARGETS_HOTPLUG); do \
230 BUILD_TARGET=$$BUILD/$$TARGET; \
231 $(MAKE) OUTPUT=$$BUILD_TARGET -C $$TARGET clean;\
232 done;
233
234 run_pstore_crash:
235 $(MAKE) -C pstore run_crash
236
237 # Use $BUILD as the default install root. $BUILD points to the
238 # right output location for the following cases:
239 # 1. output_dir=kernel_src
240 # 2. a separate output directory is specified using O= KBUILD_OUTPUT
241 # 3. a separate output directory is specified using KBUILD_OUTPUT
242 # Avoid conflict with INSTALL_PATH set by the main Makefile
243 #
244 KSFT_INSTALL_PATH ?= $(BUILD)/kselftest_install
245 KSFT_INSTALL_PATH := $(abspath $(KSFT_INSTALL_PATH))
246 # Avoid changing the rest of the logic here and lib.mk.
247 INSTALL_PATH := $(KSFT_INSTALL_PATH)
248 ALL_SCRIPT := $(INSTALL_PATH)/run_kselftest.sh
249 TEST_LIST := $(INSTALL_PATH)/kselftest-list.txt
250
251 install: all
252 ifdef INSTALL_PATH
253 @# Ask all targets to install their files
254 mkdir -p $(INSTALL_PATH)/kselftest
255 install -m 744 kselftest/module.sh $(INSTALL_PATH)/kselftest/
256 install -m 744 kselftest/runner.sh $(INSTALL_PATH)/kselftest/
257 install -m 744 kselftest/prefix.pl $(INSTALL_PATH)/kselftest/
258 install -m 744 kselftest/ktap_helpers.sh $(INSTALL_PATH)/kselftest/
259 install -m 744 kselftest/ksft.py $(INSTALL_PATH)/kselftest/
260 install -m 744 run_kselftest.sh $(INSTALL_PATH)/
261 rm -f $(TEST_LIST)
262 @ret=1; \
263 for TARGET in $(TARGETS) $(INSTALL_DEP_TARGETS); do \
264 BUILD_TARGET=$$BUILD/$$TARGET; \
265 $(MAKE) OUTPUT=$$BUILD_TARGET -C $$TARGET install \
266 INSTALL_PATH=$(INSTALL_PATH)/$$TARGET \
267 SRC_PATH=$(shell readlink -e $$(pwd)) \
268 OBJ_PATH=$(INSTALL_PATH) \
269 O=$(abs_objtree) \
270 $(if $(FORCE_TARGETS),|| exit); \
271 ret=$$((ret * $$?)); \
272 done; exit $$ret;
273
274
275 @# Ask all targets to emit their test scripts
276 @# While building kselftest-list.text skip also non-existent TARGET dirs:
277 @# they could be the result of a build failure and should NOT be
278 @# included in the generated runlist.
279 for TARGET in $(TARGETS); do \
280 BUILD_TARGET=$$BUILD/$$TARGET; \
281 [ ! -d $(INSTALL_PATH)/$$TARGET ] && printf "Skipping non-existent dir: $$TARGET\n" && continue; \
282 printf "Emit Tests for $$TARGET\n"; \
283 $(MAKE) -s --no-print-directory OUTPUT=$$BUILD_TARGET COLLECTION=$$TARGET \
284 -C $$TARGET emit_tests >> $(TEST_LIST); \
285 done;
286 else
287 $(error Error: set INSTALL_PATH to use install)
288 endif
289
290 FORMAT ?= .gz
291 TAR_PATH = $(abspath ${INSTALL_PATH}/kselftest-packages/kselftest.tar${FORMAT})
292 gen_tar: install
293 @mkdir -p ${INSTALL_PATH}/kselftest-packages/
294 @tar caf ${TAR_PATH} --exclude=kselftest-packages -C ${INSTALL_PATH} .
295 @echo "Created ${TAR_PATH}"
296
297 clean:
298 @for TARGET in $(TARGETS); do \
299 BUILD_TARGET=$$BUILD/$$TARGET; \
300 $(MAKE) OUTPUT=$$BUILD_TARGET -C $$TARGET clean;\
301 done;
302
303 .PHONY: all run_tests hotplug run_hotplug clean_hotplug run_pstore_crash install clean gen_tar
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