Needed for cpuidle-haltpoll.

Acked-by: Will Deacon <will@kernel.org>
Signed-off-by: Ankur Arora <ankur.a.arora@oracle.com>
---
 arch/arm64/kernel/idle.c | 1 +
 1 file changed, 1 insertion(+)

diff --git a/arch/arm64/kernel/idle.c b/arch/arm64/kernel/idle.c
index 05cfb347ec26..b85ba0df9b02 100644
--- a/arch/arm64/kernel/idle.c
+++ b/arch/arm64/kernel/idle.c
@@ -43,3 +43,4 @@ void __cpuidle arch_cpu_idle(void)
 	 */
 	cpu_do_idle();
 }
+EXPORT_SYMBOL_GPL(arch_cpu_idle);
-- 
2.43.5