src/hotspot/os/bsd/os_bsd.cpp

rev 53077 : 8215707: [macosx] check return code of pthread_getschedparam

*** 2344,2361 ****
  #elif defined(__FreeBSD__)
    int ret = pthread_setprio(thread->osthread()->pthread_id(), newpri);
  #elif defined(__APPLE__) || defined(__NetBSD__)
    struct sched_param sp;
    int policy;
-   pthread_t self = pthread_self();
  
!   if (pthread_getschedparam(self, &policy, &sp) != 0) {
      return OS_ERR;
    }
  
    sp.sched_priority = newpri;
!   if (pthread_setschedparam(self, policy, &sp) != 0) {
      return OS_ERR;
    }
  
    return OS_OK;
  #else
--- 2344,2360 ----
  #elif defined(__FreeBSD__)
    int ret = pthread_setprio(thread->osthread()->pthread_id(), newpri);
  #elif defined(__APPLE__) || defined(__NetBSD__)
    struct sched_param sp;
    int policy;
  
!   if (pthread_getschedparam(thread->osthread()->pthread_id(), &policy, &sp) != 0) {
      return OS_ERR;
    }
  
    sp.sched_priority = newpri;
!   if (pthread_setschedparam(thread->osthread()->pthread_id(), policy, &sp) != 0) {
      return OS_ERR;
    }
  
    return OS_OK;
  #else
*** 2375,2386 ****
    *priority_ptr = pthread_getprio(thread->osthread()->pthread_id());
  #elif defined(__APPLE__) || defined(__NetBSD__)
    int policy;
    struct sched_param sp;
  
!   pthread_getschedparam(pthread_self(), &policy, &sp);
    *priority_ptr = sp.sched_priority;
  #else
    *priority_ptr = getpriority(PRIO_PROCESS, thread->osthread()->thread_id());
  #endif
    return (*priority_ptr != -1 || errno == 0 ? OS_OK : OS_ERR);
  }
--- 2374,2391 ----
    *priority_ptr = pthread_getprio(thread->osthread()->pthread_id());
  #elif defined(__APPLE__) || defined(__NetBSD__)
    int policy;
    struct sched_param sp;
  
!   int res = pthread_getschedparam(thread->osthread()->pthread_id(), &policy, &sp);
!   if (res != 0) {
!     *priority_ptr = -1;
!     return OS_ERR;
!   } else {
      *priority_ptr = sp.sched_priority;
+     return OS_OK;
+   }
  #else
    *priority_ptr = getpriority(PRIO_PROCESS, thread->osthread()->thread_id());
  #endif
    return (*priority_ptr != -1 || errno == 0 ? OS_OK : OS_ERR);
  }