linux/kernel/Makefile
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   1#
   2# Makefile for the linux kernel.
   3#
   4
   5obj-y     = sched.o fork.o exec_domain.o panic.o printk.o profile.o \
   6            exit.o itimer.o time.o softirq.o resource.o \
   7            sysctl.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 latency.o nsproxy.o srcu.o
  12
  13obj-$(CONFIG_STACKTRACE) += stacktrace.o
  14obj-y += time/
  15obj-$(CONFIG_DEBUG_MUTEXES) += mutex-debug.o
  16obj-$(CONFIG_LOCKDEP) += lockdep.o
  17ifeq ($(CONFIG_PROC_FS),y)
  18obj-$(CONFIG_LOCKDEP) += lockdep_proc.o
  19endif
  20obj-$(CONFIG_FUTEX) += futex.o
  21ifeq ($(CONFIG_COMPAT),y)
  22obj-$(CONFIG_FUTEX) += futex_compat.o
  23endif
  24obj-$(CONFIG_RT_MUTEXES) += rtmutex.o
  25obj-$(CONFIG_DEBUG_RT_MUTEXES) += rtmutex-debug.o
  26obj-$(CONFIG_RT_MUTEX_TESTER) += rtmutex-tester.o
  27obj-$(CONFIG_GENERIC_ISA_DMA) += dma.o
  28obj-$(CONFIG_SMP) += cpu.o spinlock.o
  29obj-$(CONFIG_DEBUG_SPINLOCK) += spinlock.o
  30obj-$(CONFIG_PROVE_LOCKING) += spinlock.o
  31obj-$(CONFIG_UID16) += uid16.o
  32obj-$(CONFIG_MODULES) += module.o
  33obj-$(CONFIG_KALLSYMS) += kallsyms.o
  34obj-$(CONFIG_STACK_UNWIND) += unwind.o
  35obj-$(CONFIG_PM) += power/
  36obj-$(CONFIG_BSD_PROCESS_ACCT) += acct.o
  37obj-$(CONFIG_KEXEC) += kexec.o
  38obj-$(CONFIG_COMPAT) += compat.o
  39obj-$(CONFIG_CPUSETS) += cpuset.o
  40obj-$(CONFIG_IKCONFIG) += configs.o
  41obj-$(CONFIG_STOP_MACHINE) += stop_machine.o
  42obj-$(CONFIG_AUDIT) += audit.o auditfilter.o
  43obj-$(CONFIG_AUDITSYSCALL) += auditsc.o
  44obj-$(CONFIG_KPROBES) += kprobes.o
  45obj-$(CONFIG_SYSFS) += ksysfs.o
  46obj-$(CONFIG_DETECT_SOFTLOCKUP) += softlockup.o
  47obj-$(CONFIG_GENERIC_HARDIRQS) += irq/
  48obj-$(CONFIG_SECCOMP) += seccomp.o
  49obj-$(CONFIG_RCU_TORTURE_TEST) += rcutorture.o
  50obj-$(CONFIG_RELAY) += relay.o
  51obj-$(CONFIG_UTS_NS) += utsname.o
  52obj-$(CONFIG_TASK_DELAY_ACCT) += delayacct.o
  53obj-$(CONFIG_TASKSTATS) += taskstats.o tsacct.o
  54
  55ifneq ($(CONFIG_SCHED_NO_NO_OMIT_FRAME_POINTER),y)
  56# According to Alan Modra <alan@linuxcare.com.au>, the -fno-omit-frame-pointer is
  57# needed for x86 only.  Why this used to be enabled for all architectures is beyond
  58# me.  I suspect most platforms don't need this, but until we know that for sure
  59# I turn this off for IA-64 only.  Andreas Schwab says it's also needed on m68k
  60# to get a correct value for the wait-channel (WCHAN in ps). --davidm
  61CFLAGS_sched.o := $(PROFILING) -fno-omit-frame-pointer
  62endif
  63
  64$(obj)/configs.o: $(obj)/config_data.h
  65
  66# config_data.h contains the same information as ikconfig.h but gzipped.
  67# Info from config_data can be extracted from /proc/config*
  68targets += config_data.gz
  69$(obj)/config_data.gz: .config FORCE
  70        $(call if_changed,gzip)
  71
  72quiet_cmd_ikconfiggz = IKCFG   $@
  73      cmd_ikconfiggz = (echo "static const char kernel_config_data[] = MAGIC_START"; cat $< | scripts/bin2c; echo "MAGIC_END;") > $@
  74targets += config_data.h
  75$(obj)/config_data.h: $(obj)/config_data.gz FORCE
  76        $(call if_changed,ikconfiggz)
  77