1 # SPDX-License-Identifier: GPL-2.0 1 # SPDX-License-Identifier: GPL-2.0 2 # 2 # 3 # Makefile for the linux kernel. 3 # Makefile for the linux kernel. 4 # 4 # 5 5 6 obj-y = fork.o exec_domain.o panic.o \ 6 obj-y = fork.o exec_domain.o panic.o \ 7 cpu.o exit.o softirq.o resource.o 7 cpu.o exit.o softirq.o resource.o \ 8 sysctl.o capability.o ptrace.o use !! 8 sysctl.o sysctl_binary.o capability.o ptrace.o user.o \ 9 signal.o sys.o umh.o workqueue.o p 9 signal.o sys.o umh.o workqueue.o pid.o task_work.o \ 10 extable.o params.o \ 10 extable.o params.o \ 11 kthread.o sys_ni.o nsproxy.o \ 11 kthread.o sys_ni.o nsproxy.o \ 12 notifier.o ksysfs.o cred.o reboot. 12 notifier.o ksysfs.o cred.o reboot.o \ 13 async.o range.o smpboot.o ucount.o !! 13 async.o range.o smpboot.o ucount.o 14 14 15 obj-$(CONFIG_USERMODE_DRIVER) += usermode_driv !! 15 obj-$(CONFIG_MODULES) += kmod.o 16 obj-$(CONFIG_MULTIUSER) += groups.o 16 obj-$(CONFIG_MULTIUSER) += groups.o 17 obj-$(CONFIG_VHOST_TASK) += vhost_task.o << 18 17 19 ifdef CONFIG_FUNCTION_TRACER 18 ifdef CONFIG_FUNCTION_TRACER 20 # Do not trace internal ftrace files 19 # Do not trace internal ftrace files 21 CFLAGS_REMOVE_irq_work.o = $(CC_FLAGS_FTRACE) 20 CFLAGS_REMOVE_irq_work.o = $(CC_FLAGS_FTRACE) 22 endif 21 endif 23 22 24 # Prevents flicker of uninteresting __do_softi 23 # Prevents flicker of uninteresting __do_softirq()/__local_bh_disable_ip() 25 # in coverage traces. 24 # in coverage traces. 26 KCOV_INSTRUMENT_softirq.o := n 25 KCOV_INSTRUMENT_softirq.o := n 27 # Avoid KCSAN instrumentation in softirq ("No << 28 # are CPU local" => assume no data races), to << 29 KCSAN_SANITIZE_softirq.o = n << 30 # These are called from save_stack_trace() on 26 # These are called from save_stack_trace() on slub debug path, 31 # and produce insane amounts of uninteresting 27 # and produce insane amounts of uninteresting coverage. >> 28 KCOV_INSTRUMENT_module.o := n 32 KCOV_INSTRUMENT_extable.o := n 29 KCOV_INSTRUMENT_extable.o := n 33 KCOV_INSTRUMENT_stacktrace.o := n 30 KCOV_INSTRUMENT_stacktrace.o := n 34 # Don't self-instrument. 31 # Don't self-instrument. 35 KCOV_INSTRUMENT_kcov.o := n 32 KCOV_INSTRUMENT_kcov.o := n 36 # If sanitizers detect any issues in kcov, it << 37 # via printk, etc. << 38 KASAN_SANITIZE_kcov.o := n 33 KASAN_SANITIZE_kcov.o := n 39 KCSAN_SANITIZE_kcov.o := n !! 34 CFLAGS_kcov.o := $(call cc-option, -fno-conserve-stack -fno-stack-protector) 40 UBSAN_SANITIZE_kcov.o := n !! 35 41 KMSAN_SANITIZE_kcov.o := n !! 36 # cond_syscall is currently not LTO compatible 42 CFLAGS_kcov.o := $(call cc-option, -fno-conser !! 37 CFLAGS_sys_ni.o = $(DISABLE_LTO) 43 38 44 obj-y += sched/ 39 obj-y += sched/ 45 obj-y += locking/ 40 obj-y += locking/ 46 obj-y += power/ 41 obj-y += power/ 47 obj-y += printk/ 42 obj-y += printk/ 48 obj-y += irq/ 43 obj-y += irq/ 49 obj-y += rcu/ 44 obj-y += rcu/ 50 obj-y += livepatch/ 45 obj-y += livepatch/ 51 obj-y += dma/ 46 obj-y += dma/ 52 obj-y += entry/ << 53 obj-$(CONFIG_MODULES) += module/ << 54 47 55 obj-$(CONFIG_KCMP) += kcmp.o !! 48 obj-$(CONFIG_CHECKPOINT_RESTORE) += kcmp.o 56 obj-$(CONFIG_FREEZER) += freezer.o 49 obj-$(CONFIG_FREEZER) += freezer.o 57 obj-$(CONFIG_PROFILING) += profile.o 50 obj-$(CONFIG_PROFILING) += profile.o 58 obj-$(CONFIG_STACKTRACE) += stacktrace.o 51 obj-$(CONFIG_STACKTRACE) += stacktrace.o 59 obj-y += time/ 52 obj-y += time/ 60 obj-$(CONFIG_FUTEX) += futex/ !! 53 obj-$(CONFIG_FUTEX) += futex.o 61 obj-$(CONFIG_GENERIC_ISA_DMA) += dma.o 54 obj-$(CONFIG_GENERIC_ISA_DMA) += dma.o 62 obj-$(CONFIG_SMP) += smp.o 55 obj-$(CONFIG_SMP) += smp.o 63 ifneq ($(CONFIG_SMP),y) 56 ifneq ($(CONFIG_SMP),y) 64 obj-y += up.o 57 obj-y += up.o 65 endif 58 endif 66 obj-$(CONFIG_UID16) += uid16.o 59 obj-$(CONFIG_UID16) += uid16.o >> 60 obj-$(CONFIG_MODULES) += module.o >> 61 obj-$(CONFIG_MODULE_SIG) += module_signing.o 67 obj-$(CONFIG_MODULE_SIG_FORMAT) += module_sign 62 obj-$(CONFIG_MODULE_SIG_FORMAT) += module_signature.o 68 obj-$(CONFIG_KALLSYMS) += kallsyms.o 63 obj-$(CONFIG_KALLSYMS) += kallsyms.o 69 obj-$(CONFIG_KALLSYMS_SELFTEST) += kallsyms_se << 70 obj-$(CONFIG_BSD_PROCESS_ACCT) += acct.o 64 obj-$(CONFIG_BSD_PROCESS_ACCT) += acct.o 71 obj-$(CONFIG_VMCORE_INFO) += vmcore_info.o elf !! 65 obj-$(CONFIG_CRASH_CORE) += crash_core.o 72 obj-$(CONFIG_CRASH_RESERVE) += crash_reserve.o << 73 obj-$(CONFIG_KEXEC_CORE) += kexec_core.o 66 obj-$(CONFIG_KEXEC_CORE) += kexec_core.o 74 obj-$(CONFIG_CRASH_DUMP) += crash_core.o << 75 obj-$(CONFIG_KEXEC) += kexec.o 67 obj-$(CONFIG_KEXEC) += kexec.o 76 obj-$(CONFIG_KEXEC_FILE) += kexec_file.o 68 obj-$(CONFIG_KEXEC_FILE) += kexec_file.o 77 obj-$(CONFIG_KEXEC_ELF) += kexec_elf.o 69 obj-$(CONFIG_KEXEC_ELF) += kexec_elf.o 78 obj-$(CONFIG_BACKTRACE_SELF_TEST) += backtrace 70 obj-$(CONFIG_BACKTRACE_SELF_TEST) += backtracetest.o 79 obj-$(CONFIG_COMPAT) += compat.o 71 obj-$(CONFIG_COMPAT) += compat.o 80 obj-$(CONFIG_CGROUPS) += cgroup/ 72 obj-$(CONFIG_CGROUPS) += cgroup/ 81 obj-$(CONFIG_UTS_NS) += utsname.o 73 obj-$(CONFIG_UTS_NS) += utsname.o 82 obj-$(CONFIG_USER_NS) += user_namespace.o 74 obj-$(CONFIG_USER_NS) += user_namespace.o 83 obj-$(CONFIG_PID_NS) += pid_namespace.o 75 obj-$(CONFIG_PID_NS) += pid_namespace.o 84 obj-$(CONFIG_IKCONFIG) += configs.o 76 obj-$(CONFIG_IKCONFIG) += configs.o 85 obj-$(CONFIG_IKHEADERS) += kheaders.o 77 obj-$(CONFIG_IKHEADERS) += kheaders.o 86 obj-$(CONFIG_SMP) += stop_machine.o 78 obj-$(CONFIG_SMP) += stop_machine.o >> 79 obj-$(CONFIG_KPROBES_SANITY_TEST) += test_kprobes.o 87 obj-$(CONFIG_AUDIT) += audit.o auditfilter.o 80 obj-$(CONFIG_AUDIT) += audit.o auditfilter.o 88 obj-$(CONFIG_AUDITSYSCALL) += auditsc.o audit_ 81 obj-$(CONFIG_AUDITSYSCALL) += auditsc.o audit_watch.o audit_fsnotify.o audit_tree.o 89 obj-$(CONFIG_GCOV_KERNEL) += gcov/ 82 obj-$(CONFIG_GCOV_KERNEL) += gcov/ 90 obj-$(CONFIG_KCOV) += kcov.o 83 obj-$(CONFIG_KCOV) += kcov.o 91 obj-$(CONFIG_KPROBES) += kprobes.o 84 obj-$(CONFIG_KPROBES) += kprobes.o 92 obj-$(CONFIG_FAIL_FUNCTION) += fail_function.o 85 obj-$(CONFIG_FAIL_FUNCTION) += fail_function.o 93 obj-$(CONFIG_KGDB) += debug/ 86 obj-$(CONFIG_KGDB) += debug/ 94 obj-$(CONFIG_DETECT_HUNG_TASK) += hung_task.o 87 obj-$(CONFIG_DETECT_HUNG_TASK) += hung_task.o 95 obj-$(CONFIG_LOCKUP_DETECTOR) += watchdog.o 88 obj-$(CONFIG_LOCKUP_DETECTOR) += watchdog.o 96 obj-$(CONFIG_HARDLOCKUP_DETECTOR_BUDDY) += wat !! 89 obj-$(CONFIG_HARDLOCKUP_DETECTOR_PERF) += watchdog_hld.o 97 obj-$(CONFIG_HARDLOCKUP_DETECTOR_PERF) += watc << 98 obj-$(CONFIG_SECCOMP) += seccomp.o 90 obj-$(CONFIG_SECCOMP) += seccomp.o 99 obj-$(CONFIG_RELAY) += relay.o 91 obj-$(CONFIG_RELAY) += relay.o 100 obj-$(CONFIG_SYSCTL) += utsname_sysctl.o 92 obj-$(CONFIG_SYSCTL) += utsname_sysctl.o 101 obj-$(CONFIG_TASK_DELAY_ACCT) += delayacct.o 93 obj-$(CONFIG_TASK_DELAY_ACCT) += delayacct.o 102 obj-$(CONFIG_TASKSTATS) += taskstats.o tsacct. 94 obj-$(CONFIG_TASKSTATS) += taskstats.o tsacct.o 103 obj-$(CONFIG_TRACEPOINTS) += tracepoint.o 95 obj-$(CONFIG_TRACEPOINTS) += tracepoint.o 104 obj-$(CONFIG_LATENCYTOP) += latencytop.o 96 obj-$(CONFIG_LATENCYTOP) += latencytop.o >> 97 obj-$(CONFIG_ELFCORE) += elfcore.o 105 obj-$(CONFIG_FUNCTION_TRACER) += trace/ 98 obj-$(CONFIG_FUNCTION_TRACER) += trace/ 106 obj-$(CONFIG_TRACING) += trace/ 99 obj-$(CONFIG_TRACING) += trace/ 107 obj-$(CONFIG_TRACE_CLOCK) += trace/ 100 obj-$(CONFIG_TRACE_CLOCK) += trace/ 108 obj-$(CONFIG_RING_BUFFER) += trace/ 101 obj-$(CONFIG_RING_BUFFER) += trace/ 109 obj-$(CONFIG_TRACEPOINTS) += trace/ 102 obj-$(CONFIG_TRACEPOINTS) += trace/ 110 obj-$(CONFIG_RETHOOK) += trace/ << 111 obj-$(CONFIG_IRQ_WORK) += irq_work.o 103 obj-$(CONFIG_IRQ_WORK) += irq_work.o 112 obj-$(CONFIG_CPU_PM) += cpu_pm.o 104 obj-$(CONFIG_CPU_PM) += cpu_pm.o 113 obj-$(CONFIG_BPF) += bpf/ 105 obj-$(CONFIG_BPF) += bpf/ 114 obj-$(CONFIG_KCSAN) += kcsan/ << 115 obj-$(CONFIG_SHADOW_CALL_STACK) += scs.o << 116 obj-$(CONFIG_HAVE_STATIC_CALL) += static_call. << 117 obj-$(CONFIG_HAVE_STATIC_CALL_INLINE) += stati << 118 obj-$(CONFIG_CFI_CLANG) += cfi.o << 119 106 120 obj-$(CONFIG_PERF_EVENTS) += events/ 107 obj-$(CONFIG_PERF_EVENTS) += events/ 121 108 122 obj-$(CONFIG_USER_RETURN_NOTIFIER) += user-ret 109 obj-$(CONFIG_USER_RETURN_NOTIFIER) += user-return-notifier.o 123 obj-$(CONFIG_PADATA) += padata.o 110 obj-$(CONFIG_PADATA) += padata.o >> 111 obj-$(CONFIG_CRASH_DUMP) += crash_dump.o 124 obj-$(CONFIG_JUMP_LABEL) += jump_label.o 112 obj-$(CONFIG_JUMP_LABEL) += jump_label.o 125 obj-$(CONFIG_CONTEXT_TRACKING) += context_trac 113 obj-$(CONFIG_CONTEXT_TRACKING) += context_tracking.o 126 obj-$(CONFIG_TORTURE_TEST) += torture.o 114 obj-$(CONFIG_TORTURE_TEST) += torture.o 127 115 128 obj-$(CONFIG_HAS_IOMEM) += iomem.o 116 obj-$(CONFIG_HAS_IOMEM) += iomem.o 129 obj-$(CONFIG_RSEQ) += rseq.o 117 obj-$(CONFIG_RSEQ) += rseq.o 130 obj-$(CONFIG_WATCH_QUEUE) += watch_queue.o << 131 118 132 obj-$(CONFIG_RESOURCE_KUNIT_TEST) += resource_ << 133 obj-$(CONFIG_SYSCTL_KUNIT_TEST) += sysctl-test 119 obj-$(CONFIG_SYSCTL_KUNIT_TEST) += sysctl-test.o 134 120 135 CFLAGS_stackleak.o += $(DISABLE_STACKLEAK_PLUG << 136 obj-$(CONFIG_GCC_PLUGIN_STACKLEAK) += stacklea 121 obj-$(CONFIG_GCC_PLUGIN_STACKLEAK) += stackleak.o 137 KASAN_SANITIZE_stackleak.o := n 122 KASAN_SANITIZE_stackleak.o := n 138 KCSAN_SANITIZE_stackleak.o := n << 139 KCOV_INSTRUMENT_stackleak.o := n 123 KCOV_INSTRUMENT_stackleak.o := n 140 124 141 obj-$(CONFIG_SCF_TORTURE_TEST) += scftorture.o << 142 << 143 $(obj)/configs.o: $(obj)/config_data.gz 125 $(obj)/configs.o: $(obj)/config_data.gz 144 126 145 targets += config_data config_data.gz !! 127 targets += config_data.gz 146 $(obj)/config_data.gz: $(obj)/config_data FORC !! 128 $(obj)/config_data.gz: $(KCONFIG_CONFIG) FORCE 147 $(call if_changed,gzip) 129 $(call if_changed,gzip) 148 << 149 filechk_cat = cat $< << 150 << 151 $(obj)/config_data: $(KCONFIG_CONFIG) FORCE << 152 $(call filechk,cat) << 153 130 154 $(obj)/kheaders.o: $(obj)/kheaders_data.tar.xz 131 $(obj)/kheaders.o: $(obj)/kheaders_data.tar.xz 155 132 156 quiet_cmd_genikh = CHK $(obj)/kheaders_dat 133 quiet_cmd_genikh = CHK $(obj)/kheaders_data.tar.xz 157 cmd_genikh = $(CONFIG_SHELL) $(srctree)/ 134 cmd_genikh = $(CONFIG_SHELL) $(srctree)/kernel/gen_kheaders.sh $@ 158 $(obj)/kheaders_data.tar.xz: FORCE 135 $(obj)/kheaders_data.tar.xz: FORCE 159 $(call cmd,genikh) 136 $(call cmd,genikh) 160 137 161 clean-files := kheaders_data.tar.xz kheaders.m 138 clean-files := kheaders_data.tar.xz kheaders.md5
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