xref: /openbmc/linux/kernel/Makefile (revision 2572f00d) 
1#
2# Makefile for the linux kernel.
3#
4
5obj-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
13
14obj-$(CONFIG_MULTIUSER) += groups.o
15
16ifdef CONFIG_FUNCTION_TRACER
17# Do not trace debug files and internal ftrace files
18CFLAGS_REMOVE_cgroup-debug.o = $(CC_FLAGS_FTRACE)
19CFLAGS_REMOVE_irq_work.o = $(CC_FLAGS_FTRACE)
20endif
21
22# cond_syscall is currently not LTO compatible
23CFLAGS_sys_ni.o = $(DISABLE_LTO)
24
25obj-y += sched/
26obj-y += locking/
27obj-y += power/
28obj-y += printk/
29obj-y += irq/
30obj-y += rcu/
31obj-y += livepatch/
32
33obj-$(CONFIG_CHECKPOINT_RESTORE) += kcmp.o
34obj-$(CONFIG_FREEZER) += freezer.o
35obj-$(CONFIG_PROFILING) += profile.o
36obj-$(CONFIG_STACKTRACE) += stacktrace.o
37obj-y += time/
38obj-$(CONFIG_FUTEX) += futex.o
39ifeq ($(CONFIG_COMPAT),y)
40obj-$(CONFIG_FUTEX) += futex_compat.o
41endif
42obj-$(CONFIG_GENERIC_ISA_DMA) += dma.o
43obj-$(CONFIG_SMP) += smp.o
44ifneq ($(CONFIG_SMP),y)
45obj-y += up.o
46endif
47obj-$(CONFIG_UID16) += uid16.o
48obj-$(CONFIG_MODULES) += module.o
49obj-$(CONFIG_MODULE_SIG) += module_signing.o
50obj-$(CONFIG_KALLSYMS) += kallsyms.o
51obj-$(CONFIG_BSD_PROCESS_ACCT) += acct.o
52obj-$(CONFIG_KEXEC_CORE) += kexec_core.o
53obj-$(CONFIG_KEXEC) += kexec.o
54obj-$(CONFIG_KEXEC_FILE) += kexec_file.o
55obj-$(CONFIG_BACKTRACE_SELF_TEST) += backtracetest.o
56obj-$(CONFIG_COMPAT) += compat.o
57obj-$(CONFIG_CGROUPS) += cgroup.o
58obj-$(CONFIG_CGROUP_FREEZER) += cgroup_freezer.o
59obj-$(CONFIG_CGROUP_PIDS) += cgroup_pids.o
60obj-$(CONFIG_CPUSETS) += cpuset.o
61obj-$(CONFIG_UTS_NS) += utsname.o
62obj-$(CONFIG_USER_NS) += user_namespace.o
63obj-$(CONFIG_PID_NS) += pid_namespace.o
64obj-$(CONFIG_IKCONFIG) += configs.o
65obj-$(CONFIG_SMP) += stop_machine.o
66obj-$(CONFIG_KPROBES_SANITY_TEST) += test_kprobes.o
67obj-$(CONFIG_AUDIT) += audit.o auditfilter.o
68obj-$(CONFIG_AUDITSYSCALL) += auditsc.o
69obj-$(CONFIG_AUDIT_WATCH) += audit_watch.o audit_fsnotify.o
70obj-$(CONFIG_AUDIT_TREE) += audit_tree.o
71obj-$(CONFIG_GCOV_KERNEL) += gcov/
72obj-$(CONFIG_KPROBES) += kprobes.o
73obj-$(CONFIG_KGDB) += debug/
74obj-$(CONFIG_DETECT_HUNG_TASK) += hung_task.o
75obj-$(CONFIG_LOCKUP_DETECTOR) += watchdog.o
76obj-$(CONFIG_SECCOMP) += seccomp.o
77obj-$(CONFIG_RELAY) += relay.o
78obj-$(CONFIG_SYSCTL) += utsname_sysctl.o
79obj-$(CONFIG_TASK_DELAY_ACCT) += delayacct.o
80obj-$(CONFIG_TASKSTATS) += taskstats.o tsacct.o
81obj-$(CONFIG_TRACEPOINTS) += tracepoint.o
82obj-$(CONFIG_LATENCYTOP) += latencytop.o
83obj-$(CONFIG_BINFMT_ELF) += elfcore.o
84obj-$(CONFIG_COMPAT_BINFMT_ELF) += elfcore.o
85obj-$(CONFIG_BINFMT_ELF_FDPIC) += elfcore.o
86obj-$(CONFIG_FUNCTION_TRACER) += trace/
87obj-$(CONFIG_TRACING) += trace/
88obj-$(CONFIG_TRACE_CLOCK) += trace/
89obj-$(CONFIG_RING_BUFFER) += trace/
90obj-$(CONFIG_TRACEPOINTS) += trace/
91obj-$(CONFIG_IRQ_WORK) += irq_work.o
92obj-$(CONFIG_CPU_PM) += cpu_pm.o
93obj-$(CONFIG_BPF) += bpf/
94
95obj-$(CONFIG_PERF_EVENTS) += events/
96
97obj-$(CONFIG_USER_RETURN_NOTIFIER) += user-return-notifier.o
98obj-$(CONFIG_PADATA) += padata.o
99obj-$(CONFIG_CRASH_DUMP) += crash_dump.o
100obj-$(CONFIG_JUMP_LABEL) += jump_label.o
101obj-$(CONFIG_CONTEXT_TRACKING) += context_tracking.o
102obj-$(CONFIG_TORTURE_TEST) += torture.o
103obj-$(CONFIG_MEMBARRIER) += membarrier.o
104
105obj-$(CONFIG_HAS_IOMEM) += memremap.o
106
107$(obj)/configs.o: $(obj)/config_data.h
108
109# config_data.h contains the same information as ikconfig.h but gzipped.
110# Info from config_data can be extracted from /proc/config*
111targets += config_data.gz
112$(obj)/config_data.gz: $(KCONFIG_CONFIG) FORCE
113	$(call if_changed,gzip)
114
115      filechk_ikconfiggz = (echo "static const char kernel_config_data[] __used = MAGIC_START"; cat $< | scripts/basic/bin2c; echo "MAGIC_END;")
116targets += config_data.h
117$(obj)/config_data.h: $(obj)/config_data.gz FORCE
118	$(call filechk,ikconfiggz)
119