Root/kernel/Makefile

1#
2# Makefile for the linux kernel.
3#
4
5obj-y = sched.o fork.o exec_domain.o panic.o printk.o \
6        cpu.o exit.o itimer.o time.o softirq.o resource.o \
7        sysctl.o sysctl_binary.o capability.o ptrace.o timer.o user.o \
8        signal.o sys.o kmod.o workqueue.o pid.o \
9        rcupdate.o extable.o params.o posix-timers.o \
10        kthread.o wait.o kfifo.o sys_ni.o posix-cpu-timers.o mutex.o \
11        hrtimer.o rwsem.o nsproxy.o srcu.o semaphore.o \
12        notifier.o ksysfs.o pm_qos_params.o sched_clock.o cred.o \
13        async.o range.o
14obj-$(CONFIG_HAVE_EARLY_RES) += early_res.o
15obj-y += groups.o
16
17ifdef CONFIG_FUNCTION_TRACER
18# Do not trace debug files and internal ftrace files
19CFLAGS_REMOVE_lockdep.o = -pg
20CFLAGS_REMOVE_lockdep_proc.o = -pg
21CFLAGS_REMOVE_mutex-debug.o = -pg
22CFLAGS_REMOVE_rtmutex-debug.o = -pg
23CFLAGS_REMOVE_cgroup-debug.o = -pg
24CFLAGS_REMOVE_sched_clock.o = -pg
25CFLAGS_REMOVE_perf_event.o = -pg
26endif
27
28obj-$(CONFIG_FREEZER) += freezer.o
29obj-$(CONFIG_PROFILING) += profile.o
30obj-$(CONFIG_SYSCTL_SYSCALL_CHECK) += sysctl_check.o
31obj-$(CONFIG_STACKTRACE) += stacktrace.o
32obj-y += time/
33obj-$(CONFIG_DEBUG_MUTEXES) += mutex-debug.o
34obj-$(CONFIG_LOCKDEP) += lockdep.o
35ifeq ($(CONFIG_PROC_FS),y)
36obj-$(CONFIG_LOCKDEP) += lockdep_proc.o
37endif
38obj-$(CONFIG_FUTEX) += futex.o
39ifeq ($(CONFIG_COMPAT),y)
40obj-$(CONFIG_FUTEX) += futex_compat.o
41endif
42obj-$(CONFIG_RT_MUTEXES) += rtmutex.o
43obj-$(CONFIG_DEBUG_RT_MUTEXES) += rtmutex-debug.o
44obj-$(CONFIG_RT_MUTEX_TESTER) += rtmutex-tester.o
45obj-$(CONFIG_GENERIC_ISA_DMA) += dma.o
46obj-$(CONFIG_USE_GENERIC_SMP_HELPERS) += smp.o
47ifneq ($(CONFIG_SMP),y)
48obj-y += up.o
49endif
50obj-$(CONFIG_SMP) += spinlock.o
51obj-$(CONFIG_DEBUG_SPINLOCK) += spinlock.o
52obj-$(CONFIG_PROVE_LOCKING) += spinlock.o
53obj-$(CONFIG_UID16) += uid16.o
54obj-$(CONFIG_MODULES) += module.o
55obj-$(CONFIG_KALLSYMS) += kallsyms.o
56obj-$(CONFIG_PM) += power/
57obj-$(CONFIG_FREEZER) += power/
58obj-$(CONFIG_BSD_PROCESS_ACCT) += acct.o
59obj-$(CONFIG_KEXEC) += kexec.o
60obj-$(CONFIG_BACKTRACE_SELF_TEST) += backtracetest.o
61obj-$(CONFIG_COMPAT) += compat.o
62obj-$(CONFIG_CGROUPS) += cgroup.o
63obj-$(CONFIG_CGROUP_FREEZER) += cgroup_freezer.o
64obj-$(CONFIG_CPUSETS) += cpuset.o
65obj-$(CONFIG_CGROUP_NS) += ns_cgroup.o
66obj-$(CONFIG_UTS_NS) += utsname.o
67obj-$(CONFIG_USER_NS) += user_namespace.o
68obj-$(CONFIG_PID_NS) += pid_namespace.o
69obj-$(CONFIG_IKCONFIG) += configs.o
70obj-$(CONFIG_RESOURCE_COUNTERS) += res_counter.o
71obj-$(CONFIG_SMP) += stop_machine.o
72obj-$(CONFIG_KPROBES_SANITY_TEST) += test_kprobes.o
73obj-$(CONFIG_AUDIT) += audit.o auditfilter.o
74obj-$(CONFIG_AUDITSYSCALL) += auditsc.o
75obj-$(CONFIG_AUDIT_WATCH) += audit_watch.o
76obj-$(CONFIG_AUDIT_TREE) += audit_tree.o
77obj-$(CONFIG_GCOV_KERNEL) += gcov/
78obj-$(CONFIG_KPROBES) += kprobes.o
79obj-$(CONFIG_KGDB) += debug/
80obj-$(CONFIG_DETECT_HUNG_TASK) += hung_task.o
81obj-$(CONFIG_LOCKUP_DETECTOR) += watchdog.o
82obj-$(CONFIG_GENERIC_HARDIRQS) += irq/
83obj-$(CONFIG_SECCOMP) += seccomp.o
84obj-$(CONFIG_RCU_TORTURE_TEST) += rcutorture.o
85obj-$(CONFIG_TREE_RCU) += rcutree.o
86obj-$(CONFIG_TREE_PREEMPT_RCU) += rcutree.o
87obj-$(CONFIG_TREE_RCU_TRACE) += rcutree_trace.o
88obj-$(CONFIG_TINY_RCU) += rcutiny.o
89obj-$(CONFIG_RELAY) += relay.o
90obj-$(CONFIG_SYSCTL) += utsname_sysctl.o
91obj-$(CONFIG_TASK_DELAY_ACCT) += delayacct.o
92obj-$(CONFIG_TASKSTATS) += taskstats.o tsacct.o
93obj-$(CONFIG_TRACEPOINTS) += tracepoint.o
94obj-$(CONFIG_LATENCYTOP) += latencytop.o
95obj-$(CONFIG_BINFMT_ELF) += elfcore.o
96obj-$(CONFIG_COMPAT_BINFMT_ELF) += elfcore.o
97obj-$(CONFIG_BINFMT_ELF_FDPIC) += elfcore.o
98obj-$(CONFIG_FUNCTION_TRACER) += trace/
99obj-$(CONFIG_TRACING) += trace/
100obj-$(CONFIG_X86_DS) += trace/
101obj-$(CONFIG_RING_BUFFER) += trace/
102obj-$(CONFIG_SMP) += sched_cpupri.o
103obj-$(CONFIG_PERF_EVENTS) += perf_event.o
104obj-$(CONFIG_HAVE_HW_BREAKPOINT) += hw_breakpoint.o
105obj-$(CONFIG_USER_RETURN_NOTIFIER) += user-return-notifier.o
106obj-$(CONFIG_PADATA) += padata.o
107
108ifneq ($(CONFIG_SCHED_OMIT_FRAME_POINTER),y)
109# According to Alan Modra <alan@linuxcare.com.au>, the -fno-omit-frame-pointer is
110# needed for x86 only. Why this used to be enabled for all architectures is beyond
111# me. I suspect most platforms don't need this, but until we know that for sure
112# I turn this off for IA-64 only. Andreas Schwab says it's also needed on m68k
113# to get a correct value for the wait-channel (WCHAN in ps). --davidm
114CFLAGS_sched.o := $(PROFILING) -fno-omit-frame-pointer
115endif
116
117$(obj)/configs.o: $(obj)/config_data.h
118
119# config_data.h contains the same information as ikconfig.h but gzipped.
120# Info from config_data can be extracted from /proc/config*
121targets += config_data.gz
122$(obj)/config_data.gz: .config FORCE
123    $(call if_changed,gzip)
124
125quiet_cmd_ikconfiggz = IKCFG $@
126      cmd_ikconfiggz = (echo "static const char kernel_config_data[] __used = MAGIC_START"; cat $< | scripts/bin2c; echo "MAGIC_END;") > $@
127targets += config_data.h
128$(obj)/config_data.h: $(obj)/config_data.gz FORCE
129    $(call if_changed,ikconfiggz)
130
131$(obj)/time.o: $(obj)/timeconst.h
132
133quiet_cmd_timeconst = TIMEC $@
134      cmd_timeconst = $(PERL) $< $(CONFIG_HZ) > $@
135targets += timeconst.h
136$(obj)/timeconst.h: $(src)/timeconst.pl FORCE
137    $(call if_changed,timeconst)
138

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