Makefile (5262B)
1# SPDX-License-Identifier: GPL-2.0 2# 3# Makefile for the linux kernel. 4# 5 6obj-y = fork.o exec_domain.o panic.o \ 7 cpu.o exit.o softirq.o resource.o \ 8 sysctl.o capability.o ptrace.o user.o \ 9 signal.o sys.o umh.o workqueue.o pid.o task_work.o \ 10 extable.o params.o platform-feature.o \ 11 kthread.o sys_ni.o nsproxy.o \ 12 notifier.o ksysfs.o cred.o reboot.o \ 13 async.o range.o smpboot.o ucount.o regset.o 14 15obj-$(CONFIG_USERMODE_DRIVER) += usermode_driver.o 16obj-$(CONFIG_MODULES) += kmod.o 17obj-$(CONFIG_MULTIUSER) += groups.o 18 19ifdef CONFIG_FUNCTION_TRACER 20# Do not trace internal ftrace files 21CFLAGS_REMOVE_irq_work.o = $(CC_FLAGS_FTRACE) 22endif 23 24# Prevents flicker of uninteresting __do_softirq()/__local_bh_disable_ip() 25# in coverage traces. 26KCOV_INSTRUMENT_softirq.o := n 27# Avoid KCSAN instrumentation in softirq ("No shared variables, all the data 28# are CPU local" => assume no data races), to reduce overhead in interrupts. 29KCSAN_SANITIZE_softirq.o = n 30# These are called from save_stack_trace() on slub debug path, 31# and produce insane amounts of uninteresting coverage. 32KCOV_INSTRUMENT_extable.o := n 33KCOV_INSTRUMENT_stacktrace.o := n 34# Don't self-instrument. 35KCOV_INSTRUMENT_kcov.o := n 36# If sanitizers detect any issues in kcov, it may lead to recursion 37# via printk, etc. 38KASAN_SANITIZE_kcov.o := n 39KCSAN_SANITIZE_kcov.o := n 40UBSAN_SANITIZE_kcov.o := n 41CFLAGS_kcov.o := $(call cc-option, -fno-conserve-stack) -fno-stack-protector 42 43# Don't instrument error handlers 44CFLAGS_REMOVE_cfi.o := $(CC_FLAGS_CFI) 45 46obj-y += sched/ 47obj-y += locking/ 48obj-y += power/ 49obj-y += printk/ 50obj-y += irq/ 51obj-y += rcu/ 52obj-y += livepatch/ 53obj-y += dma/ 54obj-y += entry/ 55obj-$(CONFIG_MODULES) += module/ 56 57obj-$(CONFIG_KCMP) += kcmp.o 58obj-$(CONFIG_FREEZER) += freezer.o 59obj-$(CONFIG_PROFILING) += profile.o 60obj-$(CONFIG_STACKTRACE) += stacktrace.o 61obj-y += time/ 62obj-$(CONFIG_FUTEX) += futex/ 63obj-$(CONFIG_GENERIC_ISA_DMA) += dma.o 64obj-$(CONFIG_SMP) += smp.o 65ifneq ($(CONFIG_SMP),y) 66obj-y += up.o 67endif 68obj-$(CONFIG_UID16) += uid16.o 69obj-$(CONFIG_MODULE_SIG_FORMAT) += module_signature.o 70obj-$(CONFIG_KALLSYMS) += kallsyms.o 71obj-$(CONFIG_BSD_PROCESS_ACCT) += acct.o 72obj-$(CONFIG_CRASH_CORE) += crash_core.o 73obj-$(CONFIG_KEXEC_CORE) += kexec_core.o 74obj-$(CONFIG_KEXEC) += kexec.o 75obj-$(CONFIG_KEXEC_FILE) += kexec_file.o 76obj-$(CONFIG_KEXEC_ELF) += kexec_elf.o 77obj-$(CONFIG_BACKTRACE_SELF_TEST) += backtracetest.o 78obj-$(CONFIG_COMPAT) += compat.o 79obj-$(CONFIG_CGROUPS) += cgroup/ 80obj-$(CONFIG_UTS_NS) += utsname.o 81obj-$(CONFIG_USER_NS) += user_namespace.o 82obj-$(CONFIG_PID_NS) += pid_namespace.o 83obj-$(CONFIG_IKCONFIG) += configs.o 84obj-$(CONFIG_IKHEADERS) += kheaders.o 85obj-$(CONFIG_SMP) += stop_machine.o 86obj-$(CONFIG_AUDIT) += audit.o auditfilter.o 87obj-$(CONFIG_AUDITSYSCALL) += auditsc.o audit_watch.o audit_fsnotify.o audit_tree.o 88obj-$(CONFIG_GCOV_KERNEL) += gcov/ 89obj-$(CONFIG_KCOV) += kcov.o 90obj-$(CONFIG_KPROBES) += kprobes.o 91obj-$(CONFIG_FAIL_FUNCTION) += fail_function.o 92obj-$(CONFIG_KGDB) += debug/ 93obj-$(CONFIG_DETECT_HUNG_TASK) += hung_task.o 94obj-$(CONFIG_LOCKUP_DETECTOR) += watchdog.o 95obj-$(CONFIG_HARDLOCKUP_DETECTOR_PERF) += watchdog_hld.o 96obj-$(CONFIG_SECCOMP) += seccomp.o 97obj-$(CONFIG_RELAY) += relay.o 98obj-$(CONFIG_SYSCTL) += utsname_sysctl.o 99obj-$(CONFIG_TASK_DELAY_ACCT) += delayacct.o 100obj-$(CONFIG_TASKSTATS) += taskstats.o tsacct.o 101obj-$(CONFIG_TRACEPOINTS) += tracepoint.o 102obj-$(CONFIG_LATENCYTOP) += latencytop.o 103obj-$(CONFIG_FUNCTION_TRACER) += trace/ 104obj-$(CONFIG_TRACING) += trace/ 105obj-$(CONFIG_TRACE_CLOCK) += trace/ 106obj-$(CONFIG_RING_BUFFER) += trace/ 107obj-$(CONFIG_TRACEPOINTS) += trace/ 108obj-$(CONFIG_RETHOOK) += trace/ 109obj-$(CONFIG_IRQ_WORK) += irq_work.o 110obj-$(CONFIG_CPU_PM) += cpu_pm.o 111obj-$(CONFIG_BPF) += bpf/ 112obj-$(CONFIG_KCSAN) += kcsan/ 113obj-$(CONFIG_SHADOW_CALL_STACK) += scs.o 114obj-$(CONFIG_HAVE_STATIC_CALL) += static_call.o 115obj-$(CONFIG_HAVE_STATIC_CALL_INLINE) += static_call_inline.o 116obj-$(CONFIG_CFI_CLANG) += cfi.o 117 118obj-$(CONFIG_PERF_EVENTS) += events/ 119 120obj-$(CONFIG_USER_RETURN_NOTIFIER) += user-return-notifier.o 121obj-$(CONFIG_PADATA) += padata.o 122obj-$(CONFIG_CRASH_DUMP) += crash_dump.o 123obj-$(CONFIG_JUMP_LABEL) += jump_label.o 124obj-$(CONFIG_CONTEXT_TRACKING) += context_tracking.o 125obj-$(CONFIG_TORTURE_TEST) += torture.o 126 127obj-$(CONFIG_HAS_IOMEM) += iomem.o 128obj-$(CONFIG_RSEQ) += rseq.o 129obj-$(CONFIG_WATCH_QUEUE) += watch_queue.o 130 131obj-$(CONFIG_RESOURCE_KUNIT_TEST) += resource_kunit.o 132obj-$(CONFIG_SYSCTL_KUNIT_TEST) += sysctl-test.o 133 134CFLAGS_stackleak.o += $(DISABLE_STACKLEAK_PLUGIN) 135obj-$(CONFIG_GCC_PLUGIN_STACKLEAK) += stackleak.o 136KASAN_SANITIZE_stackleak.o := n 137KCSAN_SANITIZE_stackleak.o := n 138KCOV_INSTRUMENT_stackleak.o := n 139 140obj-$(CONFIG_SCF_TORTURE_TEST) += scftorture.o 141 142$(obj)/configs.o: $(obj)/config_data.gz 143 144targets += config_data config_data.gz 145$(obj)/config_data.gz: $(obj)/config_data FORCE 146 $(call if_changed,gzip) 147 148filechk_cat = cat $< 149 150$(obj)/config_data: $(KCONFIG_CONFIG) FORCE 151 $(call filechk,cat) 152 153$(obj)/kheaders.o: $(obj)/kheaders_data.tar.xz 154 155quiet_cmd_genikh = CHK $(obj)/kheaders_data.tar.xz 156 cmd_genikh = $(CONFIG_SHELL) $(srctree)/kernel/gen_kheaders.sh $@ 157$(obj)/kheaders_data.tar.xz: FORCE 158 $(call cmd,genikh) 159 160clean-files := kheaders_data.tar.xz kheaders.md5