1 files changed, 1 insertions, 1 deletions

diff --git a/arch/s390/kernel/Makefile b/arch/s390/kernel/Makefile
index 3249e1f36d55..c249785669f3 100644
--- a/arch/s390/kernel/Makefile
+++ b/arch/s390/kernel/Makefile
@@ -28,7 +28,7 @@ CFLAGS_ptrace.o		+= -DUTS_MACHINE='"$(UTS_MACHINE)"'
 
 CFLAGS_sysinfo.o += -Iinclude/math-emu -Iarch/s390/math-emu -w
 
-obj-y   := traps.o time.o process.o base.o early.o setup.o vtime.o
+obj-y   := traps.o time.o process.o base.o early.o setup.o idle.o vtime.o
 obj-y   += processor.o sys_s390.o ptrace.o signal.o cpcmd.o ebcdic.o nmi.o
 obj-y   += debug.o irq.o ipl.o dis.o diag.o sclp.o vdso.o
 obj-y   += sysinfo.o jump_label.o lgr.o os_info.o machine_kexec.o pgm_check.o