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-rw-r--r--arch/x86/um/Makefile3
1 files changed, 2 insertions, 1 deletions
diff --git a/arch/x86/um/Makefile b/arch/x86/um/Makefile
index ba5789c35809..a8cde4e8ab11 100644
--- a/arch/x86/um/Makefile
+++ b/arch/x86/um/Makefile
@@ -28,7 +28,8 @@ else
obj-y += syscalls_64.o vdso/
-subarch-y = ../lib/csum-partial_64.o ../lib/memcpy_64.o ../entry/thunk_64.o
+subarch-y = ../lib/csum-partial_64.o ../lib/memcpy_64.o
+subarch-$(CONFIG_PREEMPTION) += ../entry/thunk_64.o
endif