|  | // Copyright 2015 The Chromium Authors. All rights reserved. | 
|  | // Use of this source code is governed by a BSD-style license that can be | 
|  | // found in the LICENSE file. | 
|  |  | 
|  | #include "base/threading/platform_thread_internal_posix.h" | 
|  |  | 
|  | #include "base/logging.h" | 
|  |  | 
|  | namespace base { | 
|  |  | 
|  | namespace internal { | 
|  |  | 
|  | int ThreadPriorityToNiceValue(ThreadPriority priority) { | 
|  | for (const ThreadPriorityToNiceValuePair& pair : | 
|  | kThreadPriorityToNiceValueMap) { | 
|  | if (pair.priority == priority) | 
|  | return pair.nice_value; | 
|  | } | 
|  | NOTREACHED() << "Unknown ThreadPriority"; | 
|  | return 0; | 
|  | } | 
|  |  | 
|  | ThreadPriority NiceValueToThreadPriority(int nice_value) { | 
|  | for (const ThreadPriorityToNiceValuePair& pair : | 
|  | kThreadPriorityToNiceValueMap) { | 
|  | if (pair.nice_value == nice_value) | 
|  | return pair.priority; | 
|  | } | 
|  | NOTREACHED() << "Unknown nice value"; | 
|  | return ThreadPriority::NORMAL; | 
|  | } | 
|  |  | 
|  | }  // namespace internal | 
|  |  | 
|  | }  // namespace base |