1 # SPDX-License-Identifier: GPL-2.0
7 TARGETS += capabilities
12 TARGETS += cpu-hotplug
14 TARGETS += drivers/dma-buf
15 TARGETS += drivers/s390x/uvdevice
16 TARGETS += drivers/net/bonding
17 TARGETS += drivers/net/team
20 TARGETS += filesystems
21 TARGETS += filesystems/binderfs
22 TARGETS += filesystems/epoll
23 TARGETS += filesystems/fat
29 TARGETS += intel_pstate
42 TARGETS += memory-hotplug
45 TARGETS += mount_setattr
46 TARGETS += move_mount_set_group
50 TARGETS += net/af_unix
51 TARGETS += net/forwarding
54 TARGETS += net/openvswitch
58 TARGETS += pid_namespace
70 TARGETS += sigaltstack
74 TARGETS += static_keys
76 TARGETS += syscall_user_dispatch
81 ifneq (1, $(quicktest))
91 #Please keep the TARGETS list alphabetically sorted
92 # Run "make quicktest=1 run_tests" or
93 # "make quicktest=1 kselftest" from top level Makefile
95 TARGETS_HOTPLUG = cpu-hotplug
96 TARGETS_HOTPLUG += memory-hotplug
98 # User can optionally provide a TARGETS skiplist. By default we skip
99 # BPF since it has cutting edge build time dependencies which require
100 # more effort to install.
102 ifneq ($(SKIP_TARGETS),)
103 TMP := $(filter-out $(SKIP_TARGETS), $(TARGETS))
104 override TARGETS := $(TMP)
107 # User can set FORCE_TARGETS to 1 to require all targets to be successfully
108 # built; make will fail if any of the targets cannot be built. If
109 # FORCE_TARGETS is not set (the default), make will succeed if at least one
110 # of the targets gets built.
113 # Clear LDFLAGS and MAKEFLAGS when implicit rules are missing. This provides
114 # implicit rules to sub-test Makefiles which avoids build failures in test
115 # Makefile that don't have explicit build rules.
121 # Append kselftest to KBUILD_OUTPUT and O to avoid cluttering
122 # KBUILD_OUTPUT with selftest objects and headers installed
123 # by selftests Makefile or lib.mk.
124 ifdef building_out_of_srctree
128 top_srcdir ?= ../../..
130 ifeq ("$(origin O)", "command line")
131 KBUILD_OUTPUT := $(O)
134 ifneq ($(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
146 abs_srctree := $(shell cd $(top_srcdir) && pwd)
147 KHDR_INCLUDES := -isystem ${abs_srctree}/usr/include
148 DEFAULT_INSTALL_HDR_PATH := 1
151 # Prepare for headers install
152 include $(top_srcdir)/scripts/subarch.include
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.
163 for TARGET in $(TARGETS); do \
164 BUILD_TARGET=$$BUILD/$$TARGET; \
165 mkdir $$BUILD_TARGET -p; \
166 $(MAKE) OUTPUT=$$BUILD_TARGET -C $$TARGET \
168 $(if $(FORCE_TARGETS),|| exit); \
169 ret=$$((ret * $$?)); \
173 @for TARGET in $(TARGETS); do \
174 BUILD_TARGET=$$BUILD/$$TARGET; \
175 $(MAKE) OUTPUT=$$BUILD_TARGET -C $$TARGET run_tests \
180 @for TARGET in $(TARGETS_HOTPLUG); do \
181 BUILD_TARGET=$$BUILD/$$TARGET; \
182 $(MAKE) OUTPUT=$$BUILD_TARGET -C $$TARGET;\
186 @for TARGET in $(TARGETS_HOTPLUG); do \
187 BUILD_TARGET=$$BUILD/$$TARGET; \
188 $(MAKE) OUTPUT=$$BUILD_TARGET -C $$TARGET run_full_test;\
192 @for TARGET in $(TARGETS_HOTPLUG); do \
193 BUILD_TARGET=$$BUILD/$$TARGET; \
194 $(MAKE) OUTPUT=$$BUILD_TARGET -C $$TARGET clean;\
198 $(MAKE) -C pstore run_crash
200 # Use $BUILD as the default install root. $BUILD points to the
201 # right output location for the following cases:
202 # 1. output_dir=kernel_src
203 # 2. a separate output directory is specified using O= KBUILD_OUTPUT
204 # 3. a separate output directory is specified using KBUILD_OUTPUT
205 # Avoid conflict with INSTALL_PATH set by the main Makefile
207 KSFT_INSTALL_PATH ?= $(BUILD)/kselftest_install
208 KSFT_INSTALL_PATH := $(abspath $(KSFT_INSTALL_PATH))
209 # Avoid changing the rest of the logic here and lib.mk.
210 INSTALL_PATH := $(KSFT_INSTALL_PATH)
211 ALL_SCRIPT := $(INSTALL_PATH)/run_kselftest.sh
212 TEST_LIST := $(INSTALL_PATH)/kselftest-list.txt
216 @# Ask all targets to install their files
217 mkdir -p $(INSTALL_PATH)/kselftest
218 install -m 744 kselftest/module.sh $(INSTALL_PATH)/kselftest/
219 install -m 744 kselftest/runner.sh $(INSTALL_PATH)/kselftest/
220 install -m 744 kselftest/prefix.pl $(INSTALL_PATH)/kselftest/
221 install -m 744 run_kselftest.sh $(INSTALL_PATH)/
224 for TARGET in $(TARGETS); do \
225 BUILD_TARGET=$$BUILD/$$TARGET; \
226 $(MAKE) OUTPUT=$$BUILD_TARGET -C $$TARGET INSTALL_PATH=$(INSTALL_PATH)/$$TARGET install \
228 $(if $(FORCE_TARGETS),|| exit); \
229 ret=$$((ret * $$?)); \
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); \
245 $(error Error: set INSTALL_PATH to use install)
249 TAR_PATH = $(abspath ${INSTALL_PATH}/kselftest-packages/kselftest.tar${FORMAT})
251 @mkdir -p ${INSTALL_PATH}/kselftest-packages/
252 @tar caf ${TAR_PATH} --exclude=kselftest-packages -C ${INSTALL_PATH} .
253 @echo "Created ${TAR_PATH}"
256 @for TARGET in $(TARGETS); do \
257 BUILD_TARGET=$$BUILD/$$TARGET; \
258 $(MAKE) OUTPUT=$$BUILD_TARGET -C $$TARGET clean;\
261 .PHONY: all run_tests hotplug run_hotplug clean_hotplug run_pstore_crash install clean gen_tar