[PATCH 1/4] arm64: xen: add missing SPDX-License-Identifier

[Josh Law <hlcj1234567@xxxxxxxxx>]

Signed-off-by: Josh Law <objecting@xxxxxxxxxxxxx>
---
 arch/arm64/xen/hypercall.S | 1 +
 1 file changed, 1 insertion(+)

diff --git a/arch/arm64/xen/hypercall.S b/arch/arm64/xen/hypercall.S
index ae551b857137..19c99e6bab7a 100644
--- a/arch/arm64/xen/hypercall.S
+++ b/arch/arm64/xen/hypercall.S
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
 /******************************************************************************
  * hypercall.S
  *
-- 
2.43.0