core: Namespace all code in the arm subdirectory under the Core namespace

Gets all of these types and interfaces out of the global namespace.

1 files changed, 2 insertions, 2 deletions

diff --git a/src/core/core_cpu.h b/src/core/core_cpu.h
index 56cdae194..40ed34b47 100644
--- a/src/core/core_cpu.h
+++ b/src/core/core_cpu.h
@@ -12,14 +12,14 @@
 #include "common/common_types.h"
 #include "core/arm/exclusive_monitor.h"
 
-class ARM_Interface;
-
 namespace Kernel {
 class Scheduler;
 }
 
 namespace Core {
 
+class ARM_Interface;
+
 constexpr unsigned NUM_CPU_CORES{4};
 
 class CpuBarrier {