s390/kexec: remove CONFIG_KEXEC

Since "Kconfig: split the s390 base menu" CONFIG_KEXEC gets always selected.
Therefore there is no point in keeping CONFIG_KEXEC anywhere.

Signed-off-by: Heiko Carstens <[e-mail]>
Signed-off-by: Martin Schwidefsky <[e-mail]>

arch/s390/kernel/Makefile

···
 obj-y	:=  bitmap.o traps.o time.o process.o base.o early.o setup.o vtime.o \
 	    processor.o sys_s390.o ptrace.o signal.o cpcmd.o ebcdic.o nmi.o \
 	    debug.o irq.o ipl.o dis.o diag.o mem_detect.o sclp.o vdso.o \
-	    sysinfo.o jump_label.o lgr.o os_info.o
+	    sysinfo.o jump_label.o lgr.o os_info.o machine_kexec.o
 
 obj-y	+= $(if $(CONFIG_64BIT),entry64.o,entry.o)
 obj-y	+= $(if $(CONFIG_64BIT),reipl64.o,reipl.o)
+obj-y	+= $(if $(CONFIG_64BIT),relocate_kernel64.o,relocate_kernel.o)
 
 extra-y				+= head.o vmlinux.lds
 extra-y				+= $(if $(CONFIG_64BIT),head64.o,head31.o)
···
 obj-$(CONFIG_PERF_EVENTS)	+= perf_event.o perf_cpum_cf.o
 obj-y				+= runtime_instr.o cache.o
 endif
-
-# Kexec part
-S390_KEXEC_OBJS := machine_kexec.o
-S390_KEXEC_OBJS += $(if $(CONFIG_64BIT),relocate_kernel64.o,relocate_kernel.o)
-obj-$(CONFIG_KEXEC) += $(S390_KEXEC_OBJS)
 
 # vdso
 obj-$(CONFIG_64BIT)		+= vdso64/

arch/s390/kernel/setup.c

···
 
 static void __init setup_vmcoreinfo(void)
 {
-#ifdef CONFIG_KEXEC
 	mem_assign_absolute(S390_lowcore.vmcore_info, paddr_vmcoreinfo_note());
-#endif
 }
 
 #ifdef CONFIG_CRASH_DUMP