8230564: Remove os_ext.hpp

Reviewed-by: coleenp, dholmes

Author: stefank

src/hotspot/share/runtime/init.cpp

@@ -62,7 +62,6 @@ void classLoader_init1();
 void compilationPolicy_init();
 void codeCache_init();
 void VM_Version_init();
-void os_init_globals();        // depends on VM_Version_init, before universe_init
 void stubRoutines_init1();
 jint universe_init();          // depends on codeCache_init and stubRoutines_init
 // depends on universe_init, must be before interpreter_init (currently only on SPARC)
@@ -114,7 +113,6 @@ jint init_globals() {
   compilationPolicy_init();
   codeCache_init();
   VM_Version_init();
-  os_init_globals();
   stubRoutines_init1();
   jint status = universe_init();  // dependent on codeCache_init and
                                   // stubRoutines_init1 and metaspace_init.

src/hotspot/share/runtime/os.cpp

@@ -88,12 +88,6 @@ static size_t cur_malloc_words = 0;  // current size for MallocMaxTestWords
 
 DEBUG_ONLY(bool os::_mutex_init_done = false;)
 
-void os_init_globals() {
-  // Called from init_globals().
-  // See Threads::create_vm() in thread.cpp, and init.cpp.
-  os::init_globals();
-}
-
 static time_t get_timezone(const struct tm* time_struct) {
 #if defined(_ALLBSD_SOURCE)
   return time_struct->tm_gmtoff;

src/hotspot/share/runtime/os.hpp

@@ -167,9 +167,6 @@ class os: AllStatic {
                                                // before VM ergonomics processing.
   static jint init_2(void);                    // Called after command line parsing
                                                // and VM ergonomics processing
-  static void init_globals(void) {             // Called from init_globals() in init.cpp
-    init_globals_ext();
-  }
 
   // unset environment variable
   static bool unsetenv(const char* name);
@@ -832,9 +829,6 @@ class os: AllStatic {
   // support for mapping non-volatile memory using MAP_SYNC
   static bool supports_map_sync();
 
-  // Extensions
-#include "runtime/os_ext.hpp"
-
  public:
   class CrashProtectionCallback : public StackObj {
   public: