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