diff --git a/src/hotspot/os/linux/cgroupV2Subsystem_linux.cpp b/src/hotspot/os/linux/cgroupV2Subsystem_linux.cpp
index 2883f6e7da518..62e8cac3a62b2 100644
--- a/src/hotspot/os/linux/cgroupV2Subsystem_linux.cpp
+++ b/src/hotspot/os/linux/cgroupV2Subsystem_linux.cpp
@@ -25,6 +25,22 @@
 #include "cgroupV2Subsystem_linux.hpp"
 #include "cgroupUtil_linux.hpp"
 
+// Constructor
+CgroupV2Controller::CgroupV2Controller(char* mount_path,
+                                       char *cgroup_path,
+                                       bool ro) :  _read_only(ro),
+                                                   _path(construct_path(mount_path, cgroup_path)) {
+  _cgroup_path = os::strdup(cgroup_path);
+  _mount_point = os::strdup(mount_path);
+}
+// Shallow copy constructor
+CgroupV2Controller::CgroupV2Controller(const CgroupV2Controller& o) :
+                                            _read_only(o._read_only),
+                                            _path(o._path) {
+  _cgroup_path = o._cgroup_path;
+  _mount_point = o._mount_point;
+}
+
 /* cpu_shares
  *
  * Return the amount of cpu shares available to the process
diff --git a/src/hotspot/os/linux/cgroupV2Subsystem_linux.hpp b/src/hotspot/os/linux/cgroupV2Subsystem_linux.hpp
index 2c362e2a1b472..3f869828c8b30 100644
--- a/src/hotspot/os/linux/cgroupV2Subsystem_linux.hpp
+++ b/src/hotspot/os/linux/cgroupV2Subsystem_linux.hpp
@@ -37,20 +37,9 @@ class CgroupV2Controller: public CgroupController {
     static char* construct_path(char* mount_path, const char *cgroup_path);
 
   public:
-    CgroupV2Controller(char* mount_path,
-                       char *cgroup_path,
-                       bool ro) :  _read_only(ro),
-                                   _path(construct_path(mount_path, cgroup_path)) {
-      _cgroup_path = os::strdup(cgroup_path);
-      _mount_point = os::strdup(mount_path);
-    }
+    CgroupV2Controller(char* mount_path, char *cgroup_path, bool ro);
     // Shallow copy constructor
-    CgroupV2Controller(const CgroupV2Controller& o) :
-                                            _read_only(o._read_only),
-                                            _path(o._path) {
-      _cgroup_path = o._cgroup_path;
-      _mount_point = o._mount_point;
-    }
+    CgroupV2Controller(const CgroupV2Controller& o);
     ~CgroupV2Controller() {
       // At least one controller exists with references to the paths
     }