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 sysctl_binary.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 \
 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
 14
 15obj-$(CONFIG_MODULES) += kmod.o
 16obj-$(CONFIG_MULTIUSER) += groups.o
 
 17
 18ifdef CONFIG_FUNCTION_TRACER
 19# Do not trace internal ftrace files
 20CFLAGS_REMOVE_irq_work.o = $(CC_FLAGS_FTRACE)
 21endif
 22
 23# Prevents flicker of uninteresting __do_softirq()/__local_bh_disable_ip()
 24# in coverage traces.
 25KCOV_INSTRUMENT_softirq.o := n
 
 
 
 26# These are called from save_stack_trace() on slub debug path,
 27# and produce insane amounts of uninteresting coverage.
 28KCOV_INSTRUMENT_module.o := n
 29KCOV_INSTRUMENT_extable.o := n
 
 30# Don't self-instrument.
 31KCOV_INSTRUMENT_kcov.o := n
 
 
 32KASAN_SANITIZE_kcov.o := n
 33
 34# cond_syscall is currently not LTO compatible
 35CFLAGS_sys_ni.o = $(DISABLE_LTO)
 
 36
 37obj-y += sched
 38obj-y += locking
 39obj-y += power
 40obj-y += printk
 41obj-y += irq
 42obj-y += rcu
 43obj-y += livepatch
 
 
 
 44
 45obj-$(CONFIG_CHECKPOINT_RESTORE) += kcmp.o
 46obj-$(CONFIG_FREEZER) += freezer.o
 47obj-$(CONFIG_PROFILING) += profile.o
 48obj-$(CONFIG_STACKTRACE) += stacktrace.o
 49obj-y += time
 50obj-$(CONFIG_FUTEX) += futex.o
 51ifeq ($(CONFIG_COMPAT),y)
 52obj-$(CONFIG_FUTEX) += futex_compat.o
 53endif
 54obj-$(CONFIG_GENERIC_ISA_DMA) += dma.o
 55obj-$(CONFIG_SMP) += smp.o
 56ifneq ($(CONFIG_SMP),y)
 57obj-y += up.o
 58endif
 59obj-$(CONFIG_UID16) += uid16.o
 60obj-$(CONFIG_MODULES) += module.o
 61obj-$(CONFIG_MODULE_SIG) += module_signing.o
 62obj-$(CONFIG_KALLSYMS) += kallsyms.o
 
 63obj-$(CONFIG_BSD_PROCESS_ACCT) += acct.o
 64obj-$(CONFIG_CRASH_CORE) += crash_core.o
 
 65obj-$(CONFIG_KEXEC_CORE) += kexec_core.o
 
 66obj-$(CONFIG_KEXEC) += kexec.o
 67obj-$(CONFIG_KEXEC_FILE) += kexec_file.o
 
 68obj-$(CONFIG_BACKTRACE_SELF_TEST) += backtracetest.o
 69obj-$(CONFIG_COMPAT) += compat.o
 70obj-$(CONFIG_CGROUPS) += cgroup
 71obj-$(CONFIG_UTS_NS) += utsname.o
 72obj-$(CONFIG_USER_NS) += user_namespace.o
 73obj-$(CONFIG_PID_NS) += pid_namespace.o
 74obj-$(CONFIG_IKCONFIG) += configs.o
 
 75obj-$(CONFIG_SMP) += stop_machine.o
 76obj-$(CONFIG_KPROBES_SANITY_TEST) += test_kprobes.o
 77obj-$(CONFIG_AUDIT) += audit.o auditfilter.o
 78obj-$(CONFIG_AUDITSYSCALL) += auditsc.o
 79obj-$(CONFIG_AUDIT_WATCH) += audit_watch.o audit_fsnotify.o
 80obj-$(CONFIG_AUDIT_TREE) += audit_tree.o
 81obj-$(CONFIG_GCOV_KERNEL) += gcov
 82obj-$(CONFIG_KCOV) += kcov.o
 83obj-$(CONFIG_KPROBES) += kprobes.o
 84obj-$(CONFIG_FAIL_FUNCTION) += fail_function.o
 85obj-$(CONFIG_KGDB) += debug
 86obj-$(CONFIG_DETECT_HUNG_TASK) += hung_task.o
 87obj-$(CONFIG_LOCKUP_DETECTOR) += watchdog.o
 88obj-$(CONFIG_HARDLOCKUP_DETECTOR_PERF) += watchdog_hld.o
 
 89obj-$(CONFIG_SECCOMP) += seccomp.o
 90obj-$(CONFIG_RELAY) += relay.o
 91obj-$(CONFIG_SYSCTL) += utsname_sysctl.o
 92obj-$(CONFIG_TASK_DELAY_ACCT) += delayacct.o
 93obj-$(CONFIG_TASKSTATS) += taskstats.o tsacct.o
 94obj-$(CONFIG_TRACEPOINTS) += tracepoint.o
 95obj-$(CONFIG_LATENCYTOP) += latencytop.o
 96obj-$(CONFIG_ELFCORE) += elfcore.o
 97obj-$(CONFIG_FUNCTION_TRACER) += trace
 98obj-$(CONFIG_TRACING) += trace
 99obj-$(CONFIG_TRACE_CLOCK) += trace
100obj-$(CONFIG_RING_BUFFER) += trace
101obj-$(CONFIG_TRACEPOINTS) += trace
 
102obj-$(CONFIG_IRQ_WORK) += irq_work.o
103obj-$(CONFIG_CPU_PM) += cpu_pm.o
104obj-$(CONFIG_BPF) += bpf
 
 
 
 
 
 
105
106obj-$(CONFIG_PERF_EVENTS) += events
107
108obj-$(CONFIG_USER_RETURN_NOTIFIER) += user-return-notifier.o
109obj-$(CONFIG_PADATA) += padata.o
110obj-$(CONFIG_CRASH_DUMP) += crash_dump.o
111obj-$(CONFIG_JUMP_LABEL) += jump_label.o
112obj-$(CONFIG_CONTEXT_TRACKING) += context_tracking.o
113obj-$(CONFIG_TORTURE_TEST) += torture.o
114
115obj-$(CONFIG_HAS_IOMEM) += memremap.o
 
 
 
 
 
 
 
 
 
 
 
 
 
116
117$(obj)/configs.o: $(obj)/config_data.h
118
119targets += config_data.gz
120$(obj)/config_data.gz: $(KCONFIG_CONFIG) FORCE
121	$(call if_changed,gzip)
122
123      filechk_ikconfiggz = (echo "static const char kernel_config_data[] __used = MAGIC_START"; cat $< | scripts/basic/bin2c; echo "MAGIC_END;")
124targets += config_data.h
125$(obj)/config_data.h: $(obj)/config_data.gz FORCE
126	$(call filechk,ikconfiggz)
 
 
 
 
 
 
 
 
 

  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 \
 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 ksyms_common.o
 14
 15obj-$(CONFIG_USERMODE_DRIVER) += usermode_driver.o
 16obj-$(CONFIG_MULTIUSER) += groups.o
 17obj-$(CONFIG_VHOST_TASK) += vhost_task.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
 41KMSAN_SANITIZE_kcov.o := n
 42CFLAGS_kcov.o := $(call cc-option, -fno-conserve-stack) -fno-stack-protector
 43
 44obj-y += sched
 45obj-y += locking
 46obj-y += power
 47obj-y += printk
 48obj-y += irq
 49obj-y += rcu
 50obj-y += livepatch
 51obj-y += dma
 52obj-y += entry
 53obj-$(CONFIG_MODULES) += module
 54
 55obj-$(CONFIG_KCMP) += kcmp.o
 56obj-$(CONFIG_FREEZER) += freezer.o
 57obj-$(CONFIG_PROFILING) += profile.o
 58obj-$(CONFIG_STACKTRACE) += stacktrace.o
 59obj-y += time
 60obj-$(CONFIG_FUTEX) += futex
 
 
 
 61obj-$(CONFIG_GENERIC_ISA_DMA) += dma.o
 62obj-$(CONFIG_SMP) += smp.o
 63ifneq ($(CONFIG_SMP),y)
 64obj-y += up.o
 65endif
 66obj-$(CONFIG_UID16) += uid16.o
 67obj-$(CONFIG_MODULE_SIG_FORMAT) += module_signature.o
 
 68obj-$(CONFIG_KALLSYMS) += kallsyms.o
 69obj-$(CONFIG_KALLSYMS_SELFTEST) += kallsyms_selftest.o
 70obj-$(CONFIG_BSD_PROCESS_ACCT) += acct.o
 71obj-$(CONFIG_VMCORE_INFO) += vmcore_info.o elfcorehdr.o
 72obj-$(CONFIG_CRASH_RESERVE) += crash_reserve.o
 73obj-$(CONFIG_KEXEC_CORE) += kexec_core.o
 74obj-$(CONFIG_CRASH_DUMP) += crash_core.o
 75obj-$(CONFIG_KEXEC) += kexec.o
 76obj-$(CONFIG_KEXEC_FILE) += kexec_file.o
 77obj-$(CONFIG_KEXEC_ELF) += kexec_elf.o
 78obj-$(CONFIG_BACKTRACE_SELF_TEST) += backtracetest.o
 79obj-$(CONFIG_COMPAT) += compat.o
 80obj-$(CONFIG_CGROUPS) += cgroup
 81obj-$(CONFIG_UTS_NS) += utsname.o
 82obj-$(CONFIG_USER_NS) += user_namespace.o
 83obj-$(CONFIG_PID_NS) += pid_namespace.o
 84obj-$(CONFIG_IKCONFIG) += configs.o
 85obj-$(CONFIG_IKHEADERS) += kheaders.o
 86obj-$(CONFIG_SMP) += stop_machine.o
 
 87obj-$(CONFIG_AUDIT) += audit.o auditfilter.o
 88obj-$(CONFIG_AUDITSYSCALL) += auditsc.o audit_watch.o audit_fsnotify.o audit_tree.o
 
 
 89obj-$(CONFIG_GCOV_KERNEL) += gcov
 90obj-$(CONFIG_KCOV) += kcov.o
 91obj-$(CONFIG_KPROBES) += kprobes.o
 92obj-$(CONFIG_FAIL_FUNCTION) += fail_function.o
 93obj-$(CONFIG_KGDB) += debug
 94obj-$(CONFIG_DETECT_HUNG_TASK) += hung_task.o
 95obj-$(CONFIG_LOCKUP_DETECTOR) += watchdog.o
 96obj-$(CONFIG_HARDLOCKUP_DETECTOR_BUDDY) += watchdog_buddy.o
 97obj-$(CONFIG_HARDLOCKUP_DETECTOR_PERF) += watchdog_perf.o
 98obj-$(CONFIG_SECCOMP) += seccomp.o
 99obj-$(CONFIG_RELAY) += relay.o
100obj-$(CONFIG_SYSCTL) += utsname_sysctl.o
101obj-$(CONFIG_TASK_DELAY_ACCT) += delayacct.o
102obj-$(CONFIG_TASKSTATS) += taskstats.o tsacct.o
103obj-$(CONFIG_TRACEPOINTS) += tracepoint.o
104obj-$(CONFIG_LATENCYTOP) += latencytop.o
 
105obj-$(CONFIG_FUNCTION_TRACER) += trace
106obj-$(CONFIG_TRACING) += trace
107obj-$(CONFIG_TRACE_CLOCK) += trace
108obj-$(CONFIG_RING_BUFFER) += trace
109obj-$(CONFIG_TRACEPOINTS) += trace
110obj-$(CONFIG_RETHOOK) += trace
111obj-$(CONFIG_IRQ_WORK) += irq_work.o
112obj-$(CONFIG_CPU_PM) += cpu_pm.o
113obj-$(CONFIG_BPF) += bpf
114obj-$(CONFIG_KCSAN) += kcsan
115obj-$(CONFIG_SHADOW_CALL_STACK) += scs.o
116obj-$(CONFIG_HAVE_STATIC_CALL) += static_call.o
117obj-$(CONFIG_HAVE_STATIC_CALL_INLINE) += static_call_inline.o
118obj-$(CONFIG_CFI_CLANG) += cfi.o
119obj-$(CONFIG_NUMA) += numa.o
120
121obj-$(CONFIG_PERF_EVENTS) += events
122
123obj-$(CONFIG_USER_RETURN_NOTIFIER) += user-return-notifier.o
124obj-$(CONFIG_PADATA) += padata.o
 
125obj-$(CONFIG_JUMP_LABEL) += jump_label.o
126obj-$(CONFIG_CONTEXT_TRACKING) += context_tracking.o
127obj-$(CONFIG_TORTURE_TEST) += torture.o
128
129obj-$(CONFIG_HAS_IOMEM) += iomem.o
130obj-$(CONFIG_RSEQ) += rseq.o
131obj-$(CONFIG_WATCH_QUEUE) += watch_queue.o
132
133obj-$(CONFIG_RESOURCE_KUNIT_TEST) += resource_kunit.o
134obj-$(CONFIG_SYSCTL_KUNIT_TEST) += sysctl-test.o
135
136CFLAGS_stackleak.o += $(DISABLE_STACKLEAK_PLUGIN)
137obj-$(CONFIG_GCC_PLUGIN_STACKLEAK) += stackleak.o
138KASAN_SANITIZE_stackleak.o := n
139KCSAN_SANITIZE_stackleak.o := n
140KCOV_INSTRUMENT_stackleak.o := n
141
142obj-$(CONFIG_SCF_TORTURE_TEST) += scftorture.o
143
144$(obj)/configs.o: $(obj)/config_data.gz
145
146targets += config_data config_data.gz
147$(obj)/config_data.gz: $(obj)/config_data FORCE
148	$(call if_changed,gzip)
149
150filechk_cat = cat $<
151
152$(obj)/config_data: $(KCONFIG_CONFIG) FORCE
153	$(call filechk,cat)
154
155$(obj)/kheaders.o: $(obj)/kheaders_data.tar.xz
156
157quiet_cmd_genikh = CHK     $(obj)/kheaders_data.tar.xz
158      cmd_genikh = $(CONFIG_SHELL) $(srctree)/kernel/gen_kheaders.sh $@
159$(obj)/kheaders_data.tar.xz: FORCE
160	$(call cmd,genikh)
161
162clean-files := kheaders_data.tar.xz kheaders.md5