src/hotspot/os/bsd/os_bsd.cpp

*** 1828,1838 ****
  
  // a counter for each possible signal value
  static volatile jint pending_signals[NSIG+1] = { 0 };
  static Semaphore* sig_sem = NULL;
  
! void os::signal_init_pd() {
    // Initialize signal structures
    ::memset((void*)pending_signals, 0, sizeof(pending_signals));
  
    // Initialize signal semaphore
    sig_sem = new Semaphore();
--- 1828,1838 ----
  
  // a counter for each possible signal value
  static volatile jint pending_signals[NSIG+1] = { 0 };
  static Semaphore* sig_sem = NULL;
  
! static void jdk_misc_signal_init() {
    // Initialize signal structures
    ::memset((void*)pending_signals, 0, sizeof(pending_signals));
  
    // Initialize signal semaphore
    sig_sem = new Semaphore();
*** 1841,1851 ****
  void os::signal_notify(int sig) {
    if (sig_sem != NULL) {
      Atomic::inc(&pending_signals[sig]);
      sig_sem->signal();
    } else {
!     // Signal thread is not created with ReduceSignalUsage and signal_init_pd
      // initialization isn't called.
      assert(ReduceSignalUsage, "signal semaphore should be created");
    }
  }
  
--- 1841,1851 ----
  void os::signal_notify(int sig) {
    if (sig_sem != NULL) {
      Atomic::inc(&pending_signals[sig]);
      sig_sem->signal();
    } else {
!     // Signal thread is not created with ReduceSignalUsage and jdk_misc_signal_init
      // initialization isn't called.
      assert(ReduceSignalUsage, "signal semaphore should be created");
    }
  }
  
*** 2771,2781 ****
  //
  extern "C" JNIEXPORT int JVM_handle_bsd_signal(int signo, siginfo_t* siginfo,
                                                 void* ucontext,
                                                 int abort_if_unrecognized);
  
! void signalHandler(int sig, siginfo_t* info, void* uc) {
    assert(info != NULL && uc != NULL, "it must be old kernel");
    int orig_errno = errno;  // Preserve errno value over signal handler.
    JVM_handle_bsd_signal(sig, info, uc, true);
    errno = orig_errno;
  }
--- 2771,2781 ----
  //
  extern "C" JNIEXPORT int JVM_handle_bsd_signal(int signo, siginfo_t* siginfo,
                                                 void* ucontext,
                                                 int abort_if_unrecognized);
  
! static void signalHandler(int sig, siginfo_t* info, void* uc) {
    assert(info != NULL && uc != NULL, "it must be old kernel");
    int orig_errno = errno;  // Preserve errno value over signal handler.
    JVM_handle_bsd_signal(sig, info, uc, true);
    errno = orig_errno;
  }
*** 3299,3308 ****
--- 3299,3312 ----
      return JNI_ERR;
    }
  
    Bsd::signal_sets_init();
    Bsd::install_signal_handlers();
+   // Initialize data for jdk.internal.misc.Signal
+   if (!ReduceSignalUsage) {
+     jdk_misc_signal_init();
+   }
  
    // Check and sets minimum stack sizes against command line options
    if (Posix::set_minimum_stack_sizes() == JNI_ERR) {
      return JNI_ERR;
    }