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-rw-r--r--kernel/Makefile1
-rw-r--r--kernel/cpu/Makefile1
-rw-r--r--kernel/cpu/idle.c10
3 files changed, 12 insertions, 0 deletions
diff --git a/kernel/Makefile b/kernel/Makefile
index bbde5f1a4486..d1574d47cf27 100644
--- a/kernel/Makefile
+++ b/kernel/Makefile
@@ -24,6 +24,7 @@ endif
obj-y += sched/
obj-y += power/
+obj-y += cpu/
obj-$(CONFIG_CHECKPOINT_RESTORE) += kcmp.o
obj-$(CONFIG_FREEZER) += freezer.o
diff --git a/kernel/cpu/Makefile b/kernel/cpu/Makefile
new file mode 100644
index 000000000000..59ab052ef7a0
--- /dev/null
+++ b/kernel/cpu/Makefile
@@ -0,0 +1 @@
+obj-y = idle.o
diff --git a/kernel/cpu/idle.c b/kernel/cpu/idle.c
new file mode 100644
index 000000000000..1908f00e0e98
--- /dev/null
+++ b/kernel/cpu/idle.c
@@ -0,0 +1,10 @@
+/*
+ * Generic entry point for the idle threads
+ */
+#include <linux/sched.h>
+#include <linux/cpu.h>
+
+void cpu_startup_entry(enum cpuhp_state state)
+{
+ cpu_idle();
+}