src/jdk.hotspot.agent/share/classes/sun/jvm/hotspot/utilities/PlatformInfo.java

*** 1,7 ***
  /*
!  * Copyright (c) 2000, 2020, Oracle and/or its affiliates. All rights reserved.
   * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
   *
   * This code is free software; you can redistribute it and/or modify it
   * under the terms of the GNU General Public License version 2 only, as
   * published by the Free Software Foundation.
--- 1,7 ---
  /*
!  * Copyright (c) 2000, 2022, Oracle and/or its affiliates. All rights reserved.
   * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
   *
   * This code is free software; you can redistribute it and/or modify it
   * under the terms of the GNU General Public License version 2 only, as
   * published by the Free Software Foundation.

*** 48,11 ***
      }
    }
  
    public static boolean knownCPU(String cpu) {
      final String[] KNOWN =
!         new String[] {"i386", "x86", "x86_64", "amd64", "ppc64", "ppc64le", "aarch64"};
  
      for(String s : KNOWN) {
        if(s.equals(cpu))
          return true;
      }
--- 48,11 ---
      }
    }
  
    public static boolean knownCPU(String cpu) {
      final String[] KNOWN =
!         new String[] {"i386", "x86", "x86_64", "amd64", "ppc64", "ppc64le", "aarch64", "riscv64"};
  
      for(String s : KNOWN) {
        if(s.equals(cpu))
          return true;
      }