path: root/kernel/Makefile (plain)
blob: 108f5bee0111dff2ad25edbbd0a84309c6873dca

1	#
2	# Makefile for the linux kernel.
3	#
4
5	obj-y = fork.o exec_domain.o panic.o \
6	cpu.o exit.o softirq.o resource.o \
7	sysctl.o sysctl_binary.o capability.o ptrace.o user.o \
8	signal.o sys.o kmod.o workqueue.o pid.o task_work.o \
9	extable.o params.o \
10	kthread.o sys_ni.o nsproxy.o \
11	notifier.o ksysfs.o cred.o reboot.o \
12	async.o range.o smpboot.o ucount.o
13
14	obj-$(CONFIG_MULTIUSER) += groups.o
15
16	ifdef CONFIG_FUNCTION_TRACER
17	# Do not trace internal ftrace files
18	CFLAGS_REMOVE_irq_work.o = $(CC_FLAGS_FTRACE)
19	endif
20
21	# Prevents flicker of uninteresting __do_softirq()/__local_bh_disable_ip()
22	# in coverage traces.
23	KCOV_INSTRUMENT_softirq.o := n
24	# These are called from save_stack_trace() on slub debug path,
25	# and produce insane amounts of uninteresting coverage.
26	KCOV_INSTRUMENT_module.o := n
27	KCOV_INSTRUMENT_extable.o := n
28	# Don't self-instrument.
29	KCOV_INSTRUMENT_kcov.o := n
30	KASAN_SANITIZE_kcov.o := n
31
32	# cond_syscall is currently not LTO compatible
33	CFLAGS_sys_ni.o = $(DISABLE_LTO)
34
35	# Don't instrument error handlers
36	CFLAGS_cfi.o = $(DISABLE_CFI_CLANG)
37
38	obj-y += sched/
39	obj-y += locking/
40	obj-y += power/
41	obj-y += printk/
42	obj-y += irq/
43	obj-y += rcu/
44	obj-y += livepatch/
45
46	obj-$(CONFIG_CHECKPOINT_RESTORE) += kcmp.o
47	obj-$(CONFIG_FREEZER) += freezer.o
48	obj-$(CONFIG_PROFILING) += profile.o
49	obj-$(CONFIG_STACKTRACE) += stacktrace.o
50	obj-y += time/
51	obj-$(CONFIG_FUTEX) += futex.o
52	ifeq ($(CONFIG_COMPAT),y)
53	obj-$(CONFIG_FUTEX) += futex_compat.o
54	endif
55	obj-$(CONFIG_GENERIC_ISA_DMA) += dma.o
56	obj-$(CONFIG_SMP) += smp.o
57	ifneq ($(CONFIG_SMP),y)
58	obj-y += up.o
59	endif
60	obj-$(CONFIG_UID16) += uid16.o
61	obj-$(CONFIG_MODULES) += module.o
62	obj-$(CONFIG_MODULE_SIG) += module_signing.o
63	obj-$(CONFIG_KALLSYMS) += kallsyms.o
64	obj-$(CONFIG_BSD_PROCESS_ACCT) += acct.o
65	obj-$(CONFIG_KEXEC_CORE) += kexec_core.o
66	obj-$(CONFIG_KEXEC) += kexec.o
67	obj-$(CONFIG_KEXEC_FILE) += kexec_file.o
68	obj-$(CONFIG_BACKTRACE_SELF_TEST) += backtracetest.o
69	obj-$(CONFIG_COMPAT) += compat.o
70	obj-$(CONFIG_CGROUPS) += cgroup.o
71	obj-$(CONFIG_CGROUP_FREEZER) += cgroup_freezer.o
72	obj-$(CONFIG_CGROUP_PIDS) += cgroup_pids.o
73	obj-$(CONFIG_CPUSETS) += cpuset.o
74	obj-$(CONFIG_UTS_NS) += utsname.o
75	obj-$(CONFIG_USER_NS) += user_namespace.o
76	obj-$(CONFIG_PID_NS) += pid_namespace.o
77	obj-$(CONFIG_IKCONFIG) += configs.o
78	obj-$(CONFIG_SMP) += stop_machine.o
79	obj-$(CONFIG_KPROBES_SANITY_TEST) += test_kprobes.o
80	obj-$(CONFIG_AUDIT) += audit.o auditfilter.o
81	obj-$(CONFIG_AUDITSYSCALL) += auditsc.o
82	obj-$(CONFIG_AUDIT_WATCH) += audit_watch.o audit_fsnotify.o
83	obj-$(CONFIG_AUDIT_TREE) += audit_tree.o
84	obj-$(CONFIG_GCOV_KERNEL) += gcov/
85	obj-$(CONFIG_KCOV) += kcov.o
86	obj-$(CONFIG_KPROBES) += kprobes.o
87	obj-$(CONFIG_KGDB) += debug/
88	obj-$(CONFIG_DETECT_HUNG_TASK) += hung_task.o
89	obj-$(CONFIG_LOCKUP_DETECTOR) += watchdog.o
90	obj-$(CONFIG_HARDLOCKUP_DETECTOR) += watchdog_hld.o
91	obj-$(CONFIG_SECCOMP) += seccomp.o
92	obj-$(CONFIG_RELAY) += relay.o
93	obj-$(CONFIG_SYSCTL) += utsname_sysctl.o
94	obj-$(CONFIG_TASK_DELAY_ACCT) += delayacct.o
95	obj-$(CONFIG_TASKSTATS) += taskstats.o tsacct.o
96	obj-$(CONFIG_TRACEPOINTS) += tracepoint.o
97	obj-$(CONFIG_LATENCYTOP) += latencytop.o
98	obj-$(CONFIG_ELFCORE) += elfcore.o
99	obj-$(CONFIG_FUNCTION_TRACER) += trace/
100	obj-$(CONFIG_TRACING) += trace/
101	obj-$(CONFIG_TRACE_CLOCK) += trace/
102	obj-$(CONFIG_RING_BUFFER) += trace/
103	obj-$(CONFIG_TRACEPOINTS) += trace/
104	obj-$(CONFIG_IRQ_WORK) += irq_work.o
105	obj-$(CONFIG_CPU_PM) += cpu_pm.o
106	obj-$(CONFIG_BPF) += bpf/
107	obj-$(CONFIG_CFI_CLANG) += cfi.o
108
109	obj-$(CONFIG_PERF_EVENTS) += events/
110
111	obj-$(CONFIG_USER_RETURN_NOTIFIER) += user-return-notifier.o
112	obj-$(CONFIG_PADATA) += padata.o
113	obj-$(CONFIG_CRASH_DUMP) += crash_dump.o
114	obj-$(CONFIG_JUMP_LABEL) += jump_label.o
115	obj-$(CONFIG_CONTEXT_TRACKING) += context_tracking.o
116	obj-$(CONFIG_TORTURE_TEST) += torture.o
117	obj-$(CONFIG_MEMBARRIER) += membarrier.o
118
119	obj-$(CONFIG_HAS_IOMEM) += memremap.o
120
121	$(obj)/configs.o: $(obj)/config_data.h
122
123	# config_data.h contains the same information as ikconfig.h but gzipped.
124	# Info from config_data can be extracted from /proc/config*
125	targets += config_data.gz
126	$(obj)/config_data.gz: $(KCONFIG_CONFIG) FORCE
127	$(call if_changed,gzip)
128
129	filechk_ikconfiggz = (echo "static const char kernel_config_data[] __used = MAGIC_START"; cat $< | scripts/basic/bin2c; echo "MAGIC_END;")
130	targets += config_data.h
131	$(obj)/config_data.h: $(obj)/config_data.gz FORCE
132	$(call filechk,ikconfiggz)
133