kernel/Makefile

   1 #
   2 # Makefile for the linux kernel.
   3 #
   4
   5 obj-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 intermodule.o extable.o params.o posix-timers.o \
  10             kthread.o wait.o kfifo.o sys_ni.o posix-cpu-timers.o
  11
  12 obj-$(CONFIG_FUTEX) += futex.o
  13 obj-$(CONFIG_GENERIC_ISA_DMA) += dma.o
  14 obj-$(CONFIG_SMP) += cpu.o spinlock.o
  15 obj-$(CONFIG_DEBUG_SPINLOCK) += spinlock.o
  16 obj-$(CONFIG_UID16) += uid16.o
  17 obj-$(CONFIG_MODULES) += module.o
  18 obj-$(CONFIG_KALLSYMS) += kallsyms.o
  19 obj-$(CONFIG_PM) += power/
  20 obj-$(CONFIG_BSD_PROCESS_ACCT) += acct.o
  21 obj-$(CONFIG_KEXEC) += kexec.o
  22 obj-$(CONFIG_COMPAT) += compat.o
  23 obj-$(CONFIG_CPUSETS) += cpuset.o
  24 obj-$(CONFIG_IKCONFIG) += configs.o
  25 obj-$(CONFIG_STOP_MACHINE) += stop_machine.o
  26 obj-$(CONFIG_AUDIT) += audit.o
  27 obj-$(CONFIG_AUDITSYSCALL) += auditsc.o
  28 obj-$(CONFIG_KPROBES) += kprobes.o
  29 obj-$(CONFIG_SYSFS) += ksysfs.o
  30 obj-$(CONFIG_DETECT_SOFTLOCKUP) += softlockup.o
  31 obj-$(CONFIG_GENERIC_HARDIRQS) += irq/
  32 obj-$(CONFIG_CRASH_DUMP) += crash_dump.o
  33 obj-$(CONFIG_SECCOMP) += seccomp.o
  34 obj-$(CONFIG_RCU_TORTURE_TEST) += rcutorture.o
  35
  36 ifneq ($(CONFIG_SCHED_NO_NO_OMIT_FRAME_POINTER),y)
  37 # According to Alan Modra <alan@linuxcare.com.au>, the -fno-omit-frame-pointer is
  38 # needed for x86 only.  Why this used to be enabled for all architectures is beyond
  39 # me.  I suspect most platforms don't need this, but until we know that for sure
  40 # I turn this off for IA-64 only.  Andreas Schwab says it's also needed on m68k
  41 # to get a correct value for the wait-channel (WCHAN in ps). --davidm
  42 CFLAGS_sched.o := $(PROFILING) -fno-omit-frame-pointer
  43 endif
  44
  45 $(obj)/configs.o: $(obj)/config_data.h
  46
  47 # config_data.h contains the same information as ikconfig.h but gzipped.
  48 # Info from config_data can be extracted from /proc/config*
  49 targets += config_data.gz
  50 $(obj)/config_data.gz: .config FORCE
  51         $(call if_changed,gzip)
  52
  53 quiet_cmd_ikconfiggz = IKCFG   $@
  54       cmd_ikconfiggz = (echo "static const char kernel_config_data[] = MAGIC_START"; cat $< | scripts/bin2c; echo "MAGIC_END;") > $@
  55 targets += config_data.h
  56 $(obj)/config_data.h: $(obj)/config_data.gz FORCE
  57         $(call if_changed,ikconfiggz)