MAINTAINERS: add myself as arm64/xen maintainer

Signed-off-by: Stefano Stabellini <[email protected]>
Acked-by: Ian Campbell <[email protected]>
Acked-by: Konrad Rzeszutek Wilk <[email protected]>
diff --git a/MAINTAINERS b/MAINTAINERS
index fd3a495..95a6a51 100644
--- a/MAINTAINERS
+++ b/MAINTAINERS
@@ -9096,6 +9096,13 @@
 F:	arch/arm/xen/
 F:	arch/arm/include/asm/xen/
 
+XEN HYPERVISOR ARM64
+M:	Stefano Stabellini <[email protected]>
+L:	[email protected] (moderated for non-subscribers)
+S:	Supported
+F:	arch/arm64/xen/
+F:	arch/arm64/include/asm/xen/
+
 XEN NETWORK BACKEND DRIVER
 M:	Ian Campbell <[email protected]>
 L:	[email protected] (moderated for non-subscribers)