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1TARGETS = bpf
2TARGETS += breakpoints
3TARGETS += capabilities
4TARGETS += cpu-hotplug
5TARGETS += efivarfs
6TARGETS += exec
7TARGETS += firmware
8TARGETS += ftrace
9TARGETS += futex
10TARGETS += gpio
11TARGETS += ipc
12TARGETS += kcmp
13TARGETS += lib
14TARGETS += membarrier
15TARGETS += memfd
16TARGETS += memory-hotplug
17TARGETS += mount
18TARGETS += mqueue
19TARGETS += net
20TARGETS += nsfs
21TARGETS += powerpc
22TARGETS += pstore
23TARGETS += ptrace
24TARGETS += seccomp
25TARGETS += sigaltstack
26TARGETS += size
27TARGETS += static_keys
28TARGETS += sync
29TARGETS += sysctl
30ifneq (1, $(quicktest))
31TARGETS += timers
32endif
33TARGETS += user
34TARGETS += vm
35TARGETS += x86
36TARGETS += zram
37#Please keep the TARGETS list alphabetically sorted
38# Run "make quicktest=1 run_tests" or
39# "make quicktest=1 kselftest from top level Makefile
40
41TARGETS_HOTPLUG = cpu-hotplug
42TARGETS_HOTPLUG += memory-hotplug
43
44# Clear LDFLAGS and MAKEFLAGS if called from main
45# Makefile to avoid test build failures when test
46# Makefile doesn't have explicit build rules.
47ifeq (1,$(MAKELEVEL))
48override LDFLAGS =
49override MAKEFLAGS =
50endif
51
52all:
53 for TARGET in $(TARGETS); do \
54 make -C $$TARGET; \
55 done;
56
57run_tests: all
58 for TARGET in $(TARGETS); do \
59 make -C $$TARGET run_tests; \
60 done;
61
62hotplug:
63 for TARGET in $(TARGETS_HOTPLUG); do \
64 make -C $$TARGET; \
65 done;
66
67run_hotplug: hotplug
68 for TARGET in $(TARGETS_HOTPLUG); do \
69 make -C $$TARGET run_full_test; \
70 done;
71
72clean_hotplug:
73 for TARGET in $(TARGETS_HOTPLUG); do \
74 make -C $$TARGET clean; \
75 done;
76
77run_pstore_crash:
78 make -C pstore run_crash
79
80INSTALL_PATH ?= install
81INSTALL_PATH := $(abspath $(INSTALL_PATH))
82ALL_SCRIPT := $(INSTALL_PATH)/run_kselftest.sh
83
84install:
85ifdef INSTALL_PATH
86 @# Ask all targets to install their files
87 mkdir -p $(INSTALL_PATH)
88 for TARGET in $(TARGETS); do \
89 make -C $$TARGET INSTALL_PATH=$(INSTALL_PATH)/$$TARGET install; \
90 done;
91
92 @# Ask all targets to emit their test scripts
93 echo "#!/bin/sh" > $(ALL_SCRIPT)
94 echo "cd \$$(dirname \$$0)" >> $(ALL_SCRIPT)
95 echo "ROOT=\$$PWD" >> $(ALL_SCRIPT)
96
97 for TARGET in $(TARGETS); do \
98 echo "echo ; echo Running tests in $$TARGET" >> $(ALL_SCRIPT); \
99 echo "echo ========================================" >> $(ALL_SCRIPT); \
100 echo "cd $$TARGET" >> $(ALL_SCRIPT); \
101 make -s --no-print-directory -C $$TARGET emit_tests >> $(ALL_SCRIPT); \
102 echo "cd \$$ROOT" >> $(ALL_SCRIPT); \
103 done;
104
105 chmod u+x $(ALL_SCRIPT)
106else
107 $(error Error: set INSTALL_PATH to use install)
108endif
109
110clean:
111 for TARGET in $(TARGETS); do \
112 make -C $$TARGET clean; \
113 done;
114
115.PHONY: install
1# SPDX-License-Identifier: GPL-2.0
2TARGETS = arm64
3TARGETS += bpf
4TARGETS += breakpoints
5TARGETS += capabilities
6TARGETS += cgroup
7TARGETS += clone3
8TARGETS += core
9TARGETS += cpufreq
10TARGETS += cpu-hotplug
11TARGETS += drivers/dma-buf
12TARGETS += efivarfs
13TARGETS += exec
14TARGETS += filesystems
15TARGETS += filesystems/binderfs
16TARGETS += filesystems/epoll
17TARGETS += firmware
18TARGETS += fpu
19TARGETS += ftrace
20TARGETS += futex
21TARGETS += gpio
22TARGETS += intel_pstate
23TARGETS += ipc
24TARGETS += ir
25TARGETS += kcmp
26TARGETS += kexec
27TARGETS += kvm
28TARGETS += landlock
29TARGETS += lib
30TARGETS += livepatch
31TARGETS += lkdtm
32TARGETS += membarrier
33TARGETS += memfd
34TARGETS += memory-hotplug
35TARGETS += mincore
36TARGETS += mount
37TARGETS += mount_setattr
38TARGETS += mqueue
39TARGETS += nci
40TARGETS += net
41TARGETS += net/forwarding
42TARGETS += net/mptcp
43TARGETS += netfilter
44TARGETS += nsfs
45TARGETS += pidfd
46TARGETS += pid_namespace
47TARGETS += powerpc
48TARGETS += proc
49TARGETS += pstore
50TARGETS += ptrace
51TARGETS += openat2
52TARGETS += rlimits
53TARGETS += rseq
54TARGETS += rtc
55TARGETS += seccomp
56TARGETS += sgx
57TARGETS += sigaltstack
58TARGETS += size
59TARGETS += sparc64
60TARGETS += splice
61TARGETS += static_keys
62TARGETS += sync
63TARGETS += syscall_user_dispatch
64TARGETS += sysctl
65TARGETS += tc-testing
66TARGETS += timens
67ifneq (1, $(quicktest))
68TARGETS += timers
69endif
70TARGETS += tmpfs
71TARGETS += tpm2
72TARGETS += user
73TARGETS += vDSO
74TARGETS += vm
75TARGETS += x86
76TARGETS += zram
77#Please keep the TARGETS list alphabetically sorted
78# Run "make quicktest=1 run_tests" or
79# "make quicktest=1 kselftest" from top level Makefile
80
81TARGETS_HOTPLUG = cpu-hotplug
82TARGETS_HOTPLUG += memory-hotplug
83
84# User can optionally provide a TARGETS skiplist. By default we skip
85# BPF since it has cutting edge build time dependencies which require
86# more effort to install.
87SKIP_TARGETS ?= bpf
88ifneq ($(SKIP_TARGETS),)
89 TMP := $(filter-out $(SKIP_TARGETS), $(TARGETS))
90 override TARGETS := $(TMP)
91endif
92
93# User can set FORCE_TARGETS to 1 to require all targets to be successfully
94# built; make will fail if any of the targets cannot be built. If
95# FORCE_TARGETS is not set (the default), make will succeed if at least one
96# of the targets gets built.
97FORCE_TARGETS ?=
98
99# Clear LDFLAGS and MAKEFLAGS when implicit rules are missing. This provides
100# implicit rules to sub-test Makefiles which avoids build failures in test
101# Makefile that don't have explicit build rules.
102ifeq (,$(LINK.c))
103override LDFLAGS =
104override MAKEFLAGS =
105endif
106
107# Append kselftest to KBUILD_OUTPUT and O to avoid cluttering
108# KBUILD_OUTPUT with selftest objects and headers installed
109# by selftests Makefile or lib.mk.
110ifdef building_out_of_srctree
111override LDFLAGS =
112endif
113
114ifneq ($(O),)
115 BUILD := $(O)/kselftest
116else
117 ifneq ($(KBUILD_OUTPUT),)
118 BUILD := $(KBUILD_OUTPUT)/kselftest
119 else
120 BUILD := $(shell pwd)
121 DEFAULT_INSTALL_HDR_PATH := 1
122 endif
123endif
124
125# Prepare for headers install
126top_srcdir ?= ../../..
127include $(top_srcdir)/scripts/subarch.include
128ARCH ?= $(SUBARCH)
129export KSFT_KHDR_INSTALL_DONE := 1
130export BUILD
131
132# set default goal to all, so make without a target runs all, even when
133# all isn't the first target in the file.
134.DEFAULT_GOAL := all
135
136# Install headers here once for all tests. KSFT_KHDR_INSTALL_DONE
137# is used to avoid running headers_install from lib.mk.
138# Invoke headers install with --no-builtin-rules to avoid circular
139# dependency in "make kselftest" case. In this case, second level
140# make inherits builtin-rules which will use the rule generate
141# Makefile.o and runs into
142# "Circular Makefile.o <- prepare dependency dropped."
143# and headers_install fails and test compile fails.
144#
145# O= KBUILD_OUTPUT cases don't run into this error, since main Makefile
146# invokes them as sub-makes and --no-builtin-rules is not necessary,
147# but doesn't cause any failures. Keep it simple and use the same
148# flags in both cases.
149# Local build cases: "make kselftest", "make -C" - headers are installed
150# in the default INSTALL_HDR_PATH usr/include.
151khdr:
152ifeq (1,$(DEFAULT_INSTALL_HDR_PATH))
153 $(MAKE) --no-builtin-rules ARCH=$(ARCH) -C $(top_srcdir) headers_install
154else
155 $(MAKE) --no-builtin-rules INSTALL_HDR_PATH=$$BUILD/usr \
156 ARCH=$(ARCH) -C $(top_srcdir) headers_install
157endif
158
159all: khdr
160 @ret=1; \
161 for TARGET in $(TARGETS); do \
162 BUILD_TARGET=$$BUILD/$$TARGET; \
163 mkdir $$BUILD_TARGET -p; \
164 $(MAKE) OUTPUT=$$BUILD_TARGET -C $$TARGET \
165 $(if $(FORCE_TARGETS),|| exit); \
166 ret=$$((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 done;
174
175hotplug:
176 @for TARGET in $(TARGETS_HOTPLUG); do \
177 BUILD_TARGET=$$BUILD/$$TARGET; \
178 $(MAKE) OUTPUT=$$BUILD_TARGET -C $$TARGET;\
179 done;
180
181run_hotplug: hotplug
182 @for TARGET in $(TARGETS_HOTPLUG); do \
183 BUILD_TARGET=$$BUILD/$$TARGET; \
184 $(MAKE) OUTPUT=$$BUILD_TARGET -C $$TARGET run_full_test;\
185 done;
186
187clean_hotplug:
188 @for TARGET in $(TARGETS_HOTPLUG); do \
189 BUILD_TARGET=$$BUILD/$$TARGET; \
190 $(MAKE) OUTPUT=$$BUILD_TARGET -C $$TARGET clean;\
191 done;
192
193run_pstore_crash:
194 $(MAKE) -C pstore run_crash
195
196# Use $BUILD as the default install root. $BUILD points to the
197# right output location for the following cases:
198# 1. output_dir=kernel_src
199# 2. a separate output directory is specified using O= KBUILD_OUTPUT
200# 3. a separate output directory is specified using KBUILD_OUTPUT
201# Avoid conflict with INSTALL_PATH set by the main Makefile
202#
203KSFT_INSTALL_PATH ?= $(BUILD)/kselftest_install
204KSFT_INSTALL_PATH := $(abspath $(KSFT_INSTALL_PATH))
205# Avoid changing the rest of the logic here and lib.mk.
206INSTALL_PATH := $(KSFT_INSTALL_PATH)
207ALL_SCRIPT := $(INSTALL_PATH)/run_kselftest.sh
208TEST_LIST := $(INSTALL_PATH)/kselftest-list.txt
209
210install: all
211ifdef INSTALL_PATH
212 @# Ask all targets to install their files
213 mkdir -p $(INSTALL_PATH)/kselftest
214 install -m 744 kselftest/module.sh $(INSTALL_PATH)/kselftest/
215 install -m 744 kselftest/runner.sh $(INSTALL_PATH)/kselftest/
216 install -m 744 kselftest/prefix.pl $(INSTALL_PATH)/kselftest/
217 install -m 744 run_kselftest.sh $(INSTALL_PATH)/
218 rm -f $(TEST_LIST)
219 @ret=1; \
220 for TARGET in $(TARGETS); do \
221 BUILD_TARGET=$$BUILD/$$TARGET; \
222 $(MAKE) OUTPUT=$$BUILD_TARGET -C $$TARGET INSTALL_PATH=$(INSTALL_PATH)/$$TARGET install \
223 $(if $(FORCE_TARGETS),|| exit); \
224 ret=$$((ret * $$?)); \
225 done; exit $$ret;
226
227
228 @# Ask all targets to emit their test scripts
229 @# While building kselftest-list.text skip also non-existent TARGET dirs:
230 @# they could be the result of a build failure and should NOT be
231 @# included in the generated runlist.
232 for TARGET in $(TARGETS); do \
233 BUILD_TARGET=$$BUILD/$$TARGET; \
234 [ ! -d $(INSTALL_PATH)/$$TARGET ] && echo "Skipping non-existent dir: $$TARGET" && continue; \
235 echo -n "Emit Tests for $$TARGET\n"; \
236 $(MAKE) -s --no-print-directory OUTPUT=$$BUILD_TARGET COLLECTION=$$TARGET \
237 -C $$TARGET emit_tests >> $(TEST_LIST); \
238 done;
239else
240 $(error Error: set INSTALL_PATH to use install)
241endif
242
243FORMAT ?= .gz
244TAR_PATH = $(abspath ${INSTALL_PATH}/kselftest-packages/kselftest.tar${FORMAT})
245gen_tar: install
246 @mkdir -p ${INSTALL_PATH}/kselftest-packages/
247 @tar caf ${TAR_PATH} --exclude=kselftest-packages -C ${INSTALL_PATH} .
248 @echo "Created ${TAR_PATH}"
249
250clean:
251 @for TARGET in $(TARGETS); do \
252 BUILD_TARGET=$$BUILD/$$TARGET; \
253 $(MAKE) OUTPUT=$$BUILD_TARGET -C $$TARGET clean;\
254 done;
255
256.PHONY: khdr all run_tests hotplug run_hotplug clean_hotplug run_pstore_crash install clean gen_tar