| # SPDX-License-Identifier: GPL-2.0 |
| # |
| # Makefile for the linux kernel. |
| # |
| |
| obj-y = fork.o exec_domain.o panic.o \ |
| cpu.o exit.o softirq.o resource.o \ |
| sysctl.o sysctl_binary.o capability.o ptrace.o user.o \ |
| signal.o sys.o umh.o workqueue.o pid.o task_work.o \ |
| extable.o params.o \ |
| kthread.o sys_ni.o nsproxy.o \ |
| notifier.o ksysfs.o cred.o reboot.o \ |
| async.o range.o smpboot.o ucount.o |
| |
| obj-$(CONFIG_MODULES) += kmod.o |
| obj-$(CONFIG_MULTIUSER) += groups.o |
| |
| ifdef CONFIG_FUNCTION_TRACER |
| # Do not trace internal ftrace files |
| CFLAGS_REMOVE_irq_work.o = $(CC_FLAGS_FTRACE) |
| endif |
| |
| # Prevents flicker of uninteresting __do_softirq()/__local_bh_disable_ip() |
| # in coverage traces. |
| KCOV_INSTRUMENT_softirq.o := n |
| # These are called from save_stack_trace() on slub debug path, |
| # and produce insane amounts of uninteresting coverage. |
| KCOV_INSTRUMENT_module.o := n |
| KCOV_INSTRUMENT_extable.o := n |
| # Don't self-instrument. |
| KCOV_INSTRUMENT_kcov.o := n |
| KASAN_SANITIZE_kcov.o := n |
| CFLAGS_kcov.o := $(call cc-option, -fno-conserve-stack -fno-stack-protector) |
| |
| # cond_syscall is currently not LTO compatible |
| CFLAGS_sys_ni.o = $(DISABLE_LTO) |
| |
| # Don't instrument error handlers |
| CFLAGS_cfi.o = $(DISABLE_CFI_CLANG) |
| |
| obj-y += sched/ |
| obj-y += locking/ |
| obj-y += power/ |
| obj-y += printk/ |
| obj-y += irq/ |
| obj-y += rcu/ |
| obj-y += livepatch/ |
| |
| obj-$(CONFIG_CHECKPOINT_RESTORE) += kcmp.o |
| obj-$(CONFIG_FREEZER) += freezer.o |
| obj-$(CONFIG_PROFILING) += profile.o |
| obj-$(CONFIG_STACKTRACE) += stacktrace.o |
| obj-y += time/ |
| obj-$(CONFIG_FUTEX) += futex.o |
| obj-$(CONFIG_GENERIC_ISA_DMA) += dma.o |
| obj-$(CONFIG_SMP) += smp.o |
| ifneq ($(CONFIG_SMP),y) |
| obj-y += up.o |
| endif |
| obj-$(CONFIG_UID16) += uid16.o |
| obj-$(CONFIG_MODULES) += module.o |
| obj-$(CONFIG_MODULE_SIG) += module_signing.o |
| obj-$(CONFIG_KALLSYMS) += kallsyms.o |
| obj-$(CONFIG_BSD_PROCESS_ACCT) += acct.o |
| obj-$(CONFIG_CRASH_CORE) += crash_core.o |
| obj-$(CONFIG_KEXEC_CORE) += kexec_core.o |
| obj-$(CONFIG_KEXEC) += kexec.o |
| obj-$(CONFIG_KEXEC_FILE) += kexec_file.o |
| obj-$(CONFIG_BACKTRACE_SELF_TEST) += backtracetest.o |
| obj-$(CONFIG_COMPAT) += compat.o |
| obj-$(CONFIG_CGROUPS) += cgroup/ |
| obj-$(CONFIG_UTS_NS) += utsname.o |
| obj-$(CONFIG_USER_NS) += user_namespace.o |
| obj-$(CONFIG_PID_NS) += pid_namespace.o |
| obj-$(CONFIG_IKCONFIG) += configs.o |
| obj-$(CONFIG_IKHEADERS) += kheaders.o |
| obj-$(CONFIG_SMP) += stop_machine.o |
| obj-$(CONFIG_KPROBES_SANITY_TEST) += test_kprobes.o |
| obj-$(CONFIG_AUDIT) += audit.o auditfilter.o |
| obj-$(CONFIG_AUDITSYSCALL) += auditsc.o |
| obj-$(CONFIG_AUDIT_WATCH) += audit_watch.o audit_fsnotify.o |
| obj-$(CONFIG_AUDIT_TREE) += audit_tree.o |
| obj-$(CONFIG_GCOV_KERNEL) += gcov/ |
| obj-$(CONFIG_KCOV) += kcov.o |
| obj-$(CONFIG_KPROBES) += kprobes.o |
| obj-$(CONFIG_KGDB) += debug/ |
| obj-$(CONFIG_DETECT_HUNG_TASK) += hung_task.o |
| obj-$(CONFIG_LOCKUP_DETECTOR) += watchdog.o |
| obj-$(CONFIG_HARDLOCKUP_DETECTOR_PERF) += watchdog_hld.o |
| obj-$(CONFIG_SECCOMP) += seccomp.o |
| obj-$(CONFIG_RELAY) += relay.o |
| obj-$(CONFIG_SYSCTL) += utsname_sysctl.o |
| obj-$(CONFIG_TASK_DELAY_ACCT) += delayacct.o |
| obj-$(CONFIG_TASKSTATS) += taskstats.o tsacct.o |
| obj-$(CONFIG_TRACEPOINTS) += tracepoint.o |
| obj-$(CONFIG_LATENCYTOP) += latencytop.o |
| obj-$(CONFIG_FUNCTION_TRACER) += trace/ |
| obj-$(CONFIG_TRACING) += trace/ |
| obj-$(CONFIG_TRACE_CLOCK) += trace/ |
| obj-$(CONFIG_RING_BUFFER) += trace/ |
| obj-$(CONFIG_TRACEPOINTS) += trace/ |
| obj-$(CONFIG_IRQ_WORK) += irq_work.o |
| obj-$(CONFIG_CPU_PM) += cpu_pm.o |
| obj-$(CONFIG_BPF) += bpf/ |
| obj-$(CONFIG_CFI_CLANG) += cfi.o |
| obj-$(CONFIG_SHADOW_CALL_STACK) += scs.o |
| |
| obj-$(CONFIG_PERF_EVENTS) += events/ |
| |
| obj-$(CONFIG_USER_RETURN_NOTIFIER) += user-return-notifier.o |
| obj-$(CONFIG_PADATA) += padata.o |
| obj-$(CONFIG_CRASH_DUMP) += crash_dump.o |
| obj-$(CONFIG_JUMP_LABEL) += jump_label.o |
| obj-$(CONFIG_CONTEXT_TRACKING) += context_tracking.o |
| obj-$(CONFIG_TORTURE_TEST) += torture.o |
| |
| obj-$(CONFIG_HAS_IOMEM) += memremap.o |
| |
| $(obj)/configs.o: $(obj)/config_data.h |
| |
| targets += config_data.gz |
| $(obj)/config_data.gz: $(KCONFIG_CONFIG) FORCE |
| $(call if_changed,gzip) |
| |
| filechk_ikconfiggz = (echo "static const char kernel_config_data[] __used = MAGIC_START"; cat $< | scripts/basic/bin2c; echo "MAGIC_END;") |
| targets += config_data.h |
| $(obj)/config_data.h: $(obj)/config_data.gz FORCE |
| $(call filechk,ikconfiggz) |
| |
| $(obj)/kheaders.o: $(obj)/kheaders_data.tar.xz |
| |
| quiet_cmd_genikh = CHK $(obj)/kheaders_data.tar.xz |
| cmd_genikh = $(CONFIG_SHELL) $(srctree)/kernel/gen_kheaders.sh $@ |
| $(obj)/kheaders_data.tar.xz: FORCE |
| $(call cmd,genikh) |
| |
| clean-files := kheaders_data.tar.xz kheaders.md5 |