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 <<
6 TARGETS += bpf 3 TARGETS += bpf
7 TARGETS += breakpoints 4 TARGETS += breakpoints
8 TARGETS += cachestat <<
9 TARGETS += capabilities 5 TARGETS += capabilities
10 TARGETS += cgroup 6 TARGETS += cgroup
11 TARGETS += clone3 <<
12 TARGETS += connector <<
13 TARGETS += core <<
14 TARGETS += cpufreq 7 TARGETS += cpufreq
15 TARGETS += cpu-hotplug 8 TARGETS += cpu-hotplug
16 TARGETS += damon <<
17 TARGETS += devices/error_logs <<
18 TARGETS += devices/probe <<
19 TARGETS += dmabuf-heaps <<
20 TARGETS += drivers/dma-buf 9 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 10 TARGETS += efivarfs
29 TARGETS += exec 11 TARGETS += exec
30 TARGETS += fchmodat2 <<
31 TARGETS += filesystems 12 TARGETS += filesystems
32 TARGETS += filesystems/binderfs 13 TARGETS += filesystems/binderfs
33 TARGETS += filesystems/epoll <<
34 TARGETS += filesystems/fat <<
35 TARGETS += filesystems/overlayfs <<
36 TARGETS += filesystems/statmount <<
37 TARGETS += firmware 14 TARGETS += firmware
38 TARGETS += fpu <<
39 TARGETS += ftrace 15 TARGETS += ftrace
40 TARGETS += futex 16 TARGETS += futex
41 TARGETS += gpio 17 TARGETS += gpio
42 TARGETS += hid <<
43 TARGETS += intel_pstate 18 TARGETS += intel_pstate
44 TARGETS += iommu <<
45 TARGETS += ipc 19 TARGETS += ipc
46 TARGETS += ir 20 TARGETS += ir
47 TARGETS += kcmp 21 TARGETS += kcmp
48 TARGETS += kexec 22 TARGETS += kexec
49 TARGETS += kvm 23 TARGETS += kvm
50 TARGETS += landlock <<
51 TARGETS += lib 24 TARGETS += lib
52 TARGETS += livepatch 25 TARGETS += livepatch
53 TARGETS += lkdtm <<
54 TARGETS += lsm <<
55 TARGETS += membarrier 26 TARGETS += membarrier
56 TARGETS += memfd 27 TARGETS += memfd
57 TARGETS += memory-hotplug 28 TARGETS += memory-hotplug
58 TARGETS += mincore <<
59 TARGETS += mount 29 TARGETS += mount
60 TARGETS += mount_setattr <<
61 TARGETS += move_mount_set_group <<
62 TARGETS += mqueue 30 TARGETS += mqueue
63 TARGETS += nci <<
64 TARGETS += net 31 TARGETS += net
65 TARGETS += net/af_unix !! 32 TARGETS += netfilter
66 TARGETS += net/forwarding !! 33 TARGETS += networking/timestamping
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 34 TARGETS += nsfs
75 TARGETS += perf_events <<
76 TARGETS += pidfd 35 TARGETS += pidfd
77 TARGETS += pid_namespace <<
78 TARGETS += power_supply <<
79 TARGETS += powerpc 36 TARGETS += powerpc
80 TARGETS += prctl <<
81 TARGETS += proc 37 TARGETS += proc
82 TARGETS += pstore 38 TARGETS += pstore
83 TARGETS += ptrace 39 TARGETS += ptrace
84 TARGETS += openat2 <<
85 TARGETS += resctrl <<
86 TARGETS += riscv <<
87 TARGETS += rlimits <<
88 TARGETS += rseq 40 TARGETS += rseq
89 TARGETS += rtc 41 TARGETS += rtc
90 TARGETS += rust <<
91 TARGETS += sched_ext <<
92 TARGETS += seccomp 42 TARGETS += seccomp
93 TARGETS += sgx <<
94 TARGETS += sigaltstack 43 TARGETS += sigaltstack
95 TARGETS += size 44 TARGETS += size
96 TARGETS += sparc64 45 TARGETS += sparc64
97 TARGETS += splice 46 TARGETS += splice
98 TARGETS += static_keys 47 TARGETS += static_keys
99 TARGETS += sync 48 TARGETS += sync
100 TARGETS += syscall_user_dispatch <<
101 TARGETS += sysctl 49 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)) 50 ifneq (1, $(quicktest))
108 TARGETS += timers 51 TARGETS += timers
109 endif 52 endif
110 TARGETS += tmpfs 53 TARGETS += tmpfs
111 TARGETS += tpm2 54 TARGETS += tpm2
112 TARGETS += tty !! 55 TARGETS += user
113 TARGETS += uevent !! 56 TARGETS += vm
114 TARGETS += user_events <<
115 TARGETS += vDSO <<
116 TARGETS += mm <<
117 TARGETS += x86 57 TARGETS += x86
118 TARGETS += zram 58 TARGETS += zram
119 #Please keep the TARGETS list alphabetically s 59 #Please keep the TARGETS list alphabetically sorted
120 # Run "make quicktest=1 run_tests" or 60 # Run "make quicktest=1 run_tests" or
121 # "make quicktest=1 kselftest" from top level 61 # "make quicktest=1 kselftest" from top level Makefile
122 62
123 TARGETS_HOTPLUG = cpu-hotplug 63 TARGETS_HOTPLUG = cpu-hotplug
124 TARGETS_HOTPLUG += memory-hotplug 64 TARGETS_HOTPLUG += memory-hotplug
125 65
126 # Networking tests want the net/lib target, in !! 66 # User can optionally provide a TARGETS skiplist.
127 ifneq ($(filter net drivers/net drivers/net/hw !! 67 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 ($(SKIP_TARGETS),) 68 ifneq ($(SKIP_TARGETS),)
138 TMP := $(filter-out $(SKIP_TARGETS), $ 69 TMP := $(filter-out $(SKIP_TARGETS), $(TARGETS))
139 override TARGETS := $(TMP) 70 override TARGETS := $(TMP)
140 endif 71 endif
141 72
142 # User can set FORCE_TARGETS to 1 to require a !! 73 # Clear LDFLAGS and MAKEFLAGS if called from main
143 # built; make will fail if any of the targets !! 74 # Makefile to avoid test build failures when test
144 # FORCE_TARGETS is not set (the default), make !! 75 # Makefile doesn't have explicit build rules.
145 # of the targets gets built. !! 76 ifeq (1,$(MAKELEVEL))
146 FORCE_TARGETS ?= <<
147 <<
148 # Clear LDFLAGS and MAKEFLAGS when implicit ru <<
149 # implicit rules to sub-test Makefiles which a <<
150 # Makefile that don't have explicit build rule <<
151 ifeq (,$(LINK.c)) <<
152 override LDFLAGS = 77 override LDFLAGS =
153 override MAKEFLAGS = 78 override MAKEFLAGS =
154 endif 79 endif
155 80
156 # Append kselftest to KBUILD_OUTPUT and O to a 81 # Append kselftest to KBUILD_OUTPUT and O to avoid cluttering
157 # KBUILD_OUTPUT with selftest objects and head 82 # KBUILD_OUTPUT with selftest objects and headers installed
158 # by selftests Makefile or lib.mk. 83 # by selftests Makefile or lib.mk.
159 ifdef building_out_of_srctree 84 ifdef building_out_of_srctree
160 override LDFLAGS = 85 override LDFLAGS =
161 endif 86 endif
162 87
163 top_srcdir ?= ../../.. 88 top_srcdir ?= ../../..
164 89
165 ifeq ("$(origin O)", "command line") 90 ifeq ("$(origin O)", "command line")
166 KBUILD_OUTPUT := $(O) 91 KBUILD_OUTPUT := $(O)
167 endif 92 endif
168 93
169 ifneq ($(KBUILD_OUTPUT),) 94 ifneq ($(KBUILD_OUTPUT),)
170 # Make's built-in functions such as $(abspat 95 # Make's built-in functions such as $(abspath ...), $(realpath ...) cannot
171 # expand a shell special character '~'. We u 96 # expand a shell special character '~'. We use a somewhat tedious way here.
172 abs_objtree := $(shell cd $(top_srcdir) && m 97 abs_objtree := $(shell cd $(top_srcdir) && mkdir -p $(KBUILD_OUTPUT) && cd $(KBUILD_OUTPUT) && pwd)
173 $(if $(abs_objtree),, \ 98 $(if $(abs_objtree),, \
174 $(error failed to create output directory 99 $(error failed to create output directory "$(KBUILD_OUTPUT)"))
175 # $(realpath ...) resolves symlinks 100 # $(realpath ...) resolves symlinks
176 abs_objtree := $(realpath $(abs_objtree)) 101 abs_objtree := $(realpath $(abs_objtree))
177 BUILD := $(abs_objtree)/kselftest 102 BUILD := $(abs_objtree)/kselftest
178 KHDR_INCLUDES := -isystem ${abs_objtree}/usr <<
179 else 103 else
180 BUILD := $(CURDIR) 104 BUILD := $(CURDIR)
181 abs_srctree := $(shell cd $(top_srcdir) && p <<
182 KHDR_INCLUDES := -isystem ${abs_srctree}/usr <<
183 DEFAULT_INSTALL_HDR_PATH := 1 105 DEFAULT_INSTALL_HDR_PATH := 1
184 endif 106 endif
185 107
186 # Prepare for headers install 108 # Prepare for headers install
187 include $(top_srcdir)/scripts/subarch.include 109 include $(top_srcdir)/scripts/subarch.include
188 ARCH ?= $(SUBARCH) 110 ARCH ?= $(SUBARCH)
>> 111 export KSFT_KHDR_INSTALL_DONE := 1
189 export BUILD 112 export BUILD
190 export KHDR_INCLUDES !! 113
>> 114 # build and run gpio when output directory is the src dir.
>> 115 # gpio has dependency on tools/gpio and builds tools/gpio
>> 116 # objects in the src directory in all cases making the src
>> 117 # repo dirty even when objects are relocated.
>> 118 ifneq (1,$(DEFAULT_INSTALL_HDR_PATH))
>> 119 TMP := $(filter-out gpio, $(TARGETS))
>> 120 TARGETS := $(TMP)
>> 121 endif
191 122
192 # set default goal to all, so make without a t 123 # set default goal to all, so make without a target runs all, even when
193 # all isn't the first target in the file. 124 # all isn't the first target in the file.
194 .DEFAULT_GOAL := all 125 .DEFAULT_GOAL := all
195 126
196 all: !! 127 # Install headers here once for all tests. KSFT_KHDR_INSTALL_DONE
197 @ret=1; !! 128 # is used to avoid running headers_install from lib.mk.
198 for TARGET in $(TARGETS); do !! 129 # Invoke headers install with --no-builtin-rules to avoid circular
199 BUILD_TARGET=$$BUILD/$$TARGET; !! 130 # dependency in "make kselftest" case. In this case, second level
200 mkdir $$BUILD_TARGET -p; !! 131 # make inherits builtin-rules which will use the rule generate
201 $(MAKE) OUTPUT=$$BUILD_TARGET !! 132 # Makefile.o and runs into
202 O=$(abs_objtre !! 133 # "Circular Makefile.o <- prepare dependency dropped."
203 $(if $(FORCE_T !! 134 # and headers_install fails and test compile fails.
204 ret=$$((ret * $$?)); !! 135 #
205 done; exit $$ret; !! 136 # O= KBUILD_OUTPUT cases don't run into this error, since main Makefile
>> 137 # invokes them as sub-makes and --no-builtin-rules is not necessary,
>> 138 # but doesn't cause any failures. Keep it simple and use the same
>> 139 # flags in both cases.
>> 140 # Local build cases: "make kselftest", "make -C" - headers are installed
>> 141 # in the default INSTALL_HDR_PATH usr/include.
>> 142 khdr:
>> 143 ifeq (1,$(DEFAULT_INSTALL_HDR_PATH))
>> 144 $(MAKE) --no-builtin-rules ARCH=$(ARCH) -C $(top_srcdir) headers_install
>> 145 else
>> 146 $(MAKE) --no-builtin-rules INSTALL_HDR_PATH=$$BUILD/usr \
>> 147 ARCH=$(ARCH) -C $(top_srcdir) headers_install
>> 148 endif
>> 149
>> 150 all: khdr
>> 151 @for TARGET in $(TARGETS); do \
>> 152 BUILD_TARGET=$$BUILD/$$TARGET; \
>> 153 mkdir $$BUILD_TARGET -p; \
>> 154 $(MAKE) OUTPUT=$$BUILD_TARGET -C $$TARGET;\
>> 155 done;
206 156
207 run_tests: all 157 run_tests: all
208 @for TARGET in $(TARGETS); do \ 158 @for TARGET in $(TARGETS); do \
209 BUILD_TARGET=$$BUILD/$$TARGET; 159 BUILD_TARGET=$$BUILD/$$TARGET; \
210 $(MAKE) OUTPUT=$$BUILD_TARGET !! 160 $(MAKE) OUTPUT=$$BUILD_TARGET -C $$TARGET run_tests;\
211 SRC_PATH=$(she <<
212 OBJ_PATH=$(BUI <<
213 O=$(abs_objtre <<
214 done; 161 done;
215 162
216 hotplug: 163 hotplug:
217 @for TARGET in $(TARGETS_HOTPLUG); do 164 @for TARGET in $(TARGETS_HOTPLUG); do \
218 BUILD_TARGET=$$BUILD/$$TARGET; 165 BUILD_TARGET=$$BUILD/$$TARGET; \
219 $(MAKE) OUTPUT=$$BUILD_TARGET 166 $(MAKE) OUTPUT=$$BUILD_TARGET -C $$TARGET;\
220 done; 167 done;
221 168
222 run_hotplug: hotplug 169 run_hotplug: hotplug
223 @for TARGET in $(TARGETS_HOTPLUG); do 170 @for TARGET in $(TARGETS_HOTPLUG); do \
224 BUILD_TARGET=$$BUILD/$$TARGET; 171 BUILD_TARGET=$$BUILD/$$TARGET; \
225 $(MAKE) OUTPUT=$$BUILD_TARGET 172 $(MAKE) OUTPUT=$$BUILD_TARGET -C $$TARGET run_full_test;\
226 done; 173 done;
227 174
228 clean_hotplug: 175 clean_hotplug:
229 @for TARGET in $(TARGETS_HOTPLUG); do 176 @for TARGET in $(TARGETS_HOTPLUG); do \
230 BUILD_TARGET=$$BUILD/$$TARGET; 177 BUILD_TARGET=$$BUILD/$$TARGET; \
231 $(MAKE) OUTPUT=$$BUILD_TARGET 178 $(MAKE) OUTPUT=$$BUILD_TARGET -C $$TARGET clean;\
232 done; 179 done;
233 180
234 run_pstore_crash: 181 run_pstore_crash:
235 $(MAKE) -C pstore run_crash 182 $(MAKE) -C pstore run_crash
236 183
237 # Use $BUILD as the default install root. $BUI 184 # Use $BUILD as the default install root. $BUILD points to the
238 # right output location for the following case 185 # right output location for the following cases:
239 # 1. output_dir=kernel_src 186 # 1. output_dir=kernel_src
240 # 2. a separate output directory is specified 187 # 2. a separate output directory is specified using O= KBUILD_OUTPUT
241 # 3. a separate output directory is specified 188 # 3. a separate output directory is specified using KBUILD_OUTPUT
242 # Avoid conflict with INSTALL_PATH set by the 189 # Avoid conflict with INSTALL_PATH set by the main Makefile
243 # 190 #
244 KSFT_INSTALL_PATH ?= $(BUILD)/kselftest_instal 191 KSFT_INSTALL_PATH ?= $(BUILD)/kselftest_install
245 KSFT_INSTALL_PATH := $(abspath $(KSFT_INSTALL_ 192 KSFT_INSTALL_PATH := $(abspath $(KSFT_INSTALL_PATH))
246 # Avoid changing the rest of the logic here an 193 # Avoid changing the rest of the logic here and lib.mk.
247 INSTALL_PATH := $(KSFT_INSTALL_PATH) 194 INSTALL_PATH := $(KSFT_INSTALL_PATH)
248 ALL_SCRIPT := $(INSTALL_PATH)/run_kselftest.sh 195 ALL_SCRIPT := $(INSTALL_PATH)/run_kselftest.sh
249 TEST_LIST := $(INSTALL_PATH)/kselftest-list.tx <<
250 196
251 install: all 197 install: all
252 ifdef INSTALL_PATH 198 ifdef INSTALL_PATH
253 @# Ask all targets to install their fi 199 @# Ask all targets to install their files
254 mkdir -p $(INSTALL_PATH)/kselftest 200 mkdir -p $(INSTALL_PATH)/kselftest
255 install -m 744 kselftest/module.sh $(I <<
256 install -m 744 kselftest/runner.sh $(I 201 install -m 744 kselftest/runner.sh $(INSTALL_PATH)/kselftest/
257 install -m 744 kselftest/prefix.pl $(I 202 install -m 744 kselftest/prefix.pl $(INSTALL_PATH)/kselftest/
258 install -m 744 kselftest/ktap_helpers. !! 203 @for TARGET in $(TARGETS); do \
259 install -m 744 kselftest/ksft.py $(INS <<
260 install -m 744 run_kselftest.sh $(INST <<
261 rm -f $(TEST_LIST) <<
262 @ret=1; \ <<
263 for TARGET in $(TARGETS) $(INSTALL_DEP <<
264 BUILD_TARGET=$$BUILD/$$TARGET; 204 BUILD_TARGET=$$BUILD/$$TARGET; \
265 $(MAKE) OUTPUT=$$BUILD_TARGET !! 205 $(MAKE) OUTPUT=$$BUILD_TARGET -C $$TARGET INSTALL_PATH=$(INSTALL_PATH)/$$TARGET install; \
266 INSTALL_PATH=$ !! 206 done;
267 SRC_PATH=$(she <<
268 OBJ_PATH=$(INS <<
269 O=$(abs_objtre <<
270 $(if $(FORCE_T <<
271 ret=$$((ret * $$?)); <<
272 done; exit $$ret; <<
273 <<
274 207
275 @# Ask all targets to emit their test 208 @# Ask all targets to emit their test scripts
276 @# While building kselftest-list.text !! 209 echo "#!/bin/sh" > $(ALL_SCRIPT)
>> 210 echo "BASE_DIR=\$$(realpath \$$(dirname \$$0))" >> $(ALL_SCRIPT)
>> 211 echo "cd \$$BASE_DIR" >> $(ALL_SCRIPT)
>> 212 echo ". ./kselftest/runner.sh" >> $(ALL_SCRIPT)
>> 213 echo "ROOT=\$$PWD" >> $(ALL_SCRIPT)
>> 214 echo "if [ \"\$$1\" = \"--summary\" ]; then" >> $(ALL_SCRIPT)
>> 215 echo " logfile=\$$BASE_DIR/output.log" >> $(ALL_SCRIPT)
>> 216 echo " cat /dev/null > \$$logfile" >> $(ALL_SCRIPT)
>> 217 echo "fi" >> $(ALL_SCRIPT)
>> 218
>> 219 @# While building run_kselftest.sh skip also non-existent TARGET dirs:
277 @# they could be the result of a build 220 @# they could be the result of a build failure and should NOT be
278 @# included in the generated runlist. 221 @# included in the generated runlist.
279 for TARGET in $(TARGETS); do \ 222 for TARGET in $(TARGETS); do \
280 BUILD_TARGET=$$BUILD/$$TARGET; 223 BUILD_TARGET=$$BUILD/$$TARGET; \
281 [ ! -d $(INSTALL_PATH)/$$TARGE !! 224 [ ! -d $(INSTALL_PATH)/$$TARGET ] && echo "Skipping non-existent dir: $$TARGET" && continue; \
282 printf "Emit Tests for $$TARGE !! 225 echo "[ -w /dev/kmsg ] && echo \"kselftest: Running tests in $$TARGET\" >> /dev/kmsg" >> $(ALL_SCRIPT); \
283 $(MAKE) -s --no-print-director !! 226 echo "cd $$TARGET" >> $(ALL_SCRIPT); \
284 -C $$TARGET emit_tests !! 227 echo -n "run_many" >> $(ALL_SCRIPT); \
>> 228 echo -n "Emit Tests for $$TARGET\n"; \
>> 229 $(MAKE) -s --no-print-directory OUTPUT=$$BUILD_TARGET -C $$TARGET emit_tests >> $(ALL_SCRIPT); \
>> 230 echo "" >> $(ALL_SCRIPT); \
>> 231 echo "cd \$$ROOT" >> $(ALL_SCRIPT); \
285 done; 232 done;
>> 233
>> 234 chmod u+x $(ALL_SCRIPT)
286 else 235 else
287 $(error Error: set INSTALL_PATH to use 236 $(error Error: set INSTALL_PATH to use install)
288 endif 237 endif
289 238
290 FORMAT ?= .gz <<
291 TAR_PATH = $(abspath ${INSTALL_PATH}/kselftest <<
292 gen_tar: install <<
293 @mkdir -p ${INSTALL_PATH}/kselftest-pa <<
294 @tar caf ${TAR_PATH} --exclude=kselfte <<
295 @echo "Created ${TAR_PATH}" <<
296 <<
297 clean: 239 clean:
298 @for TARGET in $(TARGETS); do \ 240 @for TARGET in $(TARGETS); do \
299 BUILD_TARGET=$$BUILD/$$TARGET; 241 BUILD_TARGET=$$BUILD/$$TARGET; \
300 $(MAKE) OUTPUT=$$BUILD_TARGET 242 $(MAKE) OUTPUT=$$BUILD_TARGET -C $$TARGET clean;\
301 done; 243 done;
302 244
303 .PHONY: all run_tests hotplug run_hotplug clea !! 245 .PHONY: khdr all run_tests hotplug run_hotplug clean_hotplug run_pstore_crash install clean
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