1# SPDX-License-Identifier: GPL-2.0 2TARGETS = android 3TARGETS += bpf 4TARGETS += breakpoints 5TARGETS += capabilities 6TARGETS += cgroup 7TARGETS += cpufreq 8TARGETS += cpu-hotplug 9TARGETS += drivers/dma-buf 10TARGETS += efivarfs 11TARGETS += exec 12TARGETS += filesystems 13TARGETS += filesystems/binderfs 14TARGETS += firmware 15TARGETS += ftrace 16TARGETS += futex 17TARGETS += gpio 18TARGETS += intel_pstate 19TARGETS += ipc 20TARGETS += ir 21TARGETS += kcmp 22TARGETS += kexec 23TARGETS += kvm 24TARGETS += lib 25TARGETS += livepatch 26TARGETS += membarrier 27TARGETS += memfd 28TARGETS += memory-hotplug 29TARGETS += mount 30TARGETS += mqueue 31TARGETS += net 32TARGETS += netfilter 33TARGETS += networking/timestamping 34TARGETS += nsfs 35TARGETS += pidfd 36TARGETS += powerpc 37TARGETS += proc 38TARGETS += pstore 39TARGETS += ptrace 40TARGETS += rseq 41TARGETS += rtc 42TARGETS += seccomp 43TARGETS += sigaltstack 44TARGETS += size 45TARGETS += sparc64 46TARGETS += splice 47TARGETS += static_keys 48TARGETS += sync 49TARGETS += sysctl 50ifneq (1, $(quicktest)) 51TARGETS += timers 52endif 53TARGETS += tmpfs 54TARGETS += tpm2 55TARGETS += user 56TARGETS += vm 57TARGETS += x86 58TARGETS += zram 59#Please keep the TARGETS list alphabetically sorted 60# Run "make quicktest=1 run_tests" or 61# "make quicktest=1 kselftest" from top level Makefile 62 63TARGETS_HOTPLUG = cpu-hotplug 64TARGETS_HOTPLUG += memory-hotplug 65 66# Clear LDFLAGS and MAKEFLAGS if called from main 67# Makefile to avoid test build failures when test 68# Makefile doesn't have explicit build rules. 69ifeq (1,$(MAKELEVEL)) 70override LDFLAGS = 71override MAKEFLAGS = 72endif 73 74ifneq ($(KBUILD_SRC),) 75override LDFLAGS = 76endif 77 78ifneq ($(O),) 79 BUILD := $(O) 80else 81 ifneq ($(KBUILD_OUTPUT),) 82 BUILD := $(KBUILD_OUTPUT) 83 else 84 BUILD := $(shell pwd) 85 DEFAULT_INSTALL_HDR_PATH := 1 86 endif 87endif 88 89# KSFT_TAP_LEVEL is used from KSFT framework to prevent nested TAP header 90# printing from tests. Applicable to run_tests case where run_tests adds 91# TAP header prior running tests and when a test program invokes another 92# with system() call. Export it here to cover override RUN_TESTS defines. 93export KSFT_TAP_LEVEL=`echo 1` 94 95# Prepare for headers install 96top_srcdir ?= ../../.. 97include $(top_srcdir)/scripts/subarch.include 98ARCH ?= $(SUBARCH) 99export KSFT_KHDR_INSTALL_DONE := 1 100export BUILD 101 102# set default goal to all, so make without a target runs all, even when 103# all isn't the first target in the file. 104.DEFAULT_GOAL := all 105 106# Install headers here once for all tests. KSFT_KHDR_INSTALL_DONE 107# is used to avoid running headers_install from lib.mk. 108# Invoke headers install with --no-builtin-rules to avoid circular 109# dependency in "make kselftest" case. In this case, second level 110# make inherits builtin-rules which will use the rule generate 111# Makefile.o and runs into 112# "Circular Makefile.o <- prepare dependency dropped." 113# and headers_install fails and test compile fails. 114# 115# O= KBUILD_OUTPUT cases don't run into this error, since main Makefile 116# invokes them as sub-makes and --no-builtin-rules is not necessary, 117# but doesn't cause any failures. Keep it simple and use the same 118# flags in both cases. 119# Local build cases: "make kselftest", "make -C" - headers are installed 120# in the default INSTALL_HDR_PATH usr/include. 121khdr: 122ifeq (1,$(DEFAULT_INSTALL_HDR_PATH)) 123 make --no-builtin-rules ARCH=$(ARCH) -C $(top_srcdir) headers_install 124else 125 make --no-builtin-rules INSTALL_HDR_PATH=$$BUILD/usr \ 126 ARCH=$(ARCH) -C $(top_srcdir) headers_install 127endif 128 129all: khdr 130 @for TARGET in $(TARGETS); do \ 131 BUILD_TARGET=$$BUILD/$$TARGET; \ 132 mkdir $$BUILD_TARGET -p; \ 133 make OUTPUT=$$BUILD_TARGET -C $$TARGET;\ 134 done; 135 136run_tests: all 137 @for TARGET in $(TARGETS); do \ 138 BUILD_TARGET=$$BUILD/$$TARGET; \ 139 make OUTPUT=$$BUILD_TARGET -C $$TARGET run_tests;\ 140 done; 141 142hotplug: 143 @for TARGET in $(TARGETS_HOTPLUG); do \ 144 BUILD_TARGET=$$BUILD/$$TARGET; \ 145 make OUTPUT=$$BUILD_TARGET -C $$TARGET;\ 146 done; 147 148run_hotplug: hotplug 149 @for TARGET in $(TARGETS_HOTPLUG); do \ 150 BUILD_TARGET=$$BUILD/$$TARGET; \ 151 make OUTPUT=$$BUILD_TARGET -C $$TARGET run_full_test;\ 152 done; 153 154clean_hotplug: 155 @for TARGET in $(TARGETS_HOTPLUG); do \ 156 BUILD_TARGET=$$BUILD/$$TARGET; \ 157 make OUTPUT=$$BUILD_TARGET -C $$TARGET clean;\ 158 done; 159 160run_pstore_crash: 161 make -C pstore run_crash 162 163INSTALL_PATH ?= install 164INSTALL_PATH := $(abspath $(INSTALL_PATH)) 165ALL_SCRIPT := $(INSTALL_PATH)/run_kselftest.sh 166 167install: 168ifdef INSTALL_PATH 169 @# Ask all targets to install their files 170 mkdir -p $(INSTALL_PATH) 171 @for TARGET in $(TARGETS); do \ 172 BUILD_TARGET=$$BUILD/$$TARGET; \ 173 make OUTPUT=$$BUILD_TARGET -C $$TARGET INSTALL_PATH=$(INSTALL_PATH)/$$TARGET install; \ 174 done; 175 176 @# Ask all targets to emit their test scripts 177 echo "#!/bin/sh" > $(ALL_SCRIPT) 178 echo "BASE_DIR=\$$(realpath \$$(dirname \$$0))" >> $(ALL_SCRIPT) 179 echo "cd \$$BASE_DIR" >> $(ALL_SCRIPT) 180 echo "ROOT=\$$PWD" >> $(ALL_SCRIPT) 181 echo "if [ \"\$$1\" = \"--summary\" ]; then" >> $(ALL_SCRIPT) 182 echo " OUTPUT=\$$BASE_DIR/output.log" >> $(ALL_SCRIPT) 183 echo " cat /dev/null > \$$OUTPUT" >> $(ALL_SCRIPT) 184 echo "else" >> $(ALL_SCRIPT) 185 echo " OUTPUT=/dev/stdout" >> $(ALL_SCRIPT) 186 echo "fi" >> $(ALL_SCRIPT) 187 echo "export KSFT_TAP_LEVEL=1" >> $(ALL_SCRIPT) 188 echo "export skip=4" >> $(ALL_SCRIPT) 189 190 for TARGET in $(TARGETS); do \ 191 BUILD_TARGET=$$BUILD/$$TARGET; \ 192 echo "echo ; echo TAP version 13" >> $(ALL_SCRIPT); \ 193 echo "echo Running tests in $$TARGET" >> $(ALL_SCRIPT); \ 194 echo "echo ========================================" >> $(ALL_SCRIPT); \ 195 echo "[ -w /dev/kmsg ] && echo \"kselftest: Running tests in $$TARGET\" >> /dev/kmsg" >> $(ALL_SCRIPT); \ 196 echo "cd $$TARGET" >> $(ALL_SCRIPT); \ 197 make -s --no-print-directory OUTPUT=$$BUILD_TARGET -C $$TARGET emit_tests >> $(ALL_SCRIPT); \ 198 echo "cd \$$ROOT" >> $(ALL_SCRIPT); \ 199 done; 200 201 chmod u+x $(ALL_SCRIPT) 202else 203 $(error Error: set INSTALL_PATH to use install) 204endif 205 206clean: 207 @for TARGET in $(TARGETS); do \ 208 BUILD_TARGET=$$BUILD/$$TARGET; \ 209 make OUTPUT=$$BUILD_TARGET -C $$TARGET clean;\ 210 done; 211 212.PHONY: khdr all run_tests hotplug run_hotplug clean_hotplug run_pstore_crash install clean 213