src/os_cpu/linux_zero/vm/os_linux_zero.cpp

rev 8978 : imported patch remove_err_msg

*** 326,344 ****
    if (res != 0) {
      if (res == ENOMEM) {
        vm_exit_out_of_memory(0, OOM_MMAP_ERROR, "pthread_getattr_np");
      }
      else {
!       fatal(err_msg("pthread_getattr_np failed with errno = %d", res));
      }
    }
  
    address stack_bottom;
    size_t stack_bytes;
    res = pthread_attr_getstack(&attr, (void **) &stack_bottom, &stack_bytes);
    if (res != 0) {
!     fatal(err_msg("pthread_attr_getstack failed with errno = %d", res));
    }
    address stack_top = stack_bottom + stack_bytes;
  
    // The block of memory returned by pthread_attr_getstack() includes
    // guard pages where present.  We need to trim these off.
--- 326,344 ----
    if (res != 0) {
      if (res == ENOMEM) {
        vm_exit_out_of_memory(0, OOM_MMAP_ERROR, "pthread_getattr_np");
      }
      else {
!       fatal("pthread_getattr_np failed with errno = %d", res);
      }
    }
  
    address stack_bottom;
    size_t stack_bytes;
    res = pthread_attr_getstack(&attr, (void **) &stack_bottom, &stack_bytes);
    if (res != 0) {
!     fatal("pthread_attr_getstack failed with errno = %d", res);
    }
    address stack_top = stack_bottom + stack_bytes;
  
    // The block of memory returned by pthread_attr_getstack() includes
    // guard pages where present.  We need to trim these off.
*** 346,356 ****
    assert(((intptr_t) stack_bottom & (page_bytes - 1)) == 0, "unaligned stack");
  
    size_t guard_bytes;
    res = pthread_attr_getguardsize(&attr, &guard_bytes);
    if (res != 0) {
!     fatal(err_msg("pthread_attr_getguardsize failed with errno = %d", res));
    }
    int guard_pages = align_size_up(guard_bytes, page_bytes) / page_bytes;
    assert(guard_bytes == guard_pages * page_bytes, "unaligned guard");
  
  #ifdef IA64
--- 346,356 ----
    assert(((intptr_t) stack_bottom & (page_bytes - 1)) == 0, "unaligned stack");
  
    size_t guard_bytes;
    res = pthread_attr_getguardsize(&attr, &guard_bytes);
    if (res != 0) {
!     fatal("pthread_attr_getguardsize failed with errno = %d", res);
    }
    int guard_pages = align_size_up(guard_bytes, page_bytes) / page_bytes;
    assert(guard_bytes == guard_pages * page_bytes, "unaligned guard");
  
  #ifdef IA64