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1 // Copyright (c) 2012 The Chromium Authors. All rights reserved. | 1 // Copyright (c) 2012 The Chromium Authors. All rights reserved. |
2 // Use of this source code is governed by a BSD-style license that can be | 2 // Use of this source code is governed by a BSD-style license that can be |
3 // found in the LICENSE file. | 3 // found in the LICENSE file. |
4 | 4 |
5 #include "base/threading/platform_thread.h" | 5 #include "base/threading/platform_thread.h" |
6 | 6 |
7 #include <errno.h> | 7 #include <errno.h> |
8 #include <sched.h> | 8 #include <sched.h> |
9 | 9 |
10 #include "base/lazy_instance.h" | 10 #include "base/lazy_instance.h" |
11 #include "base/logging.h" | 11 #include "base/logging.h" |
12 #include "base/memory/scoped_ptr.h" | 12 #include "base/memory/scoped_ptr.h" |
13 #include "base/safe_strerror_posix.h" | 13 #include "base/safe_strerror_posix.h" |
14 #include "base/threading/thread_id_name_manager.h" | 14 #include "base/threading/thread_id_name_manager.h" |
15 #include "base/threading/thread_restrictions.h" | 15 #include "base/threading/thread_restrictions.h" |
16 #include "base/tracked_objects.h" | 16 #include "base/tracked_objects.h" |
17 | 17 |
18 #if !defined(OS_NACL) | 18 #if !defined(OS_NACL) |
19 #include <sys/prctl.h> | 19 #include <sys/prctl.h> |
20 #include <sys/resource.h> | 20 #include <sys/resource.h> |
21 #include <sys/syscall.h> | 21 #include <sys/syscall.h> |
22 #include <sys/time.h> | 22 #include <sys/time.h> |
23 #include <unistd.h> | 23 #include <unistd.h> |
24 #endif | 24 #endif |
25 | 25 |
26 namespace base { | 26 namespace base { |
27 | 27 |
28 namespace { | 28 namespace { |
| 29 |
29 int ThreadNiceValue(ThreadPriority priority) { | 30 int ThreadNiceValue(ThreadPriority priority) { |
30 switch (priority) { | 31 switch (priority) { |
31 case kThreadPriority_RealtimeAudio: | 32 case kThreadPriority_RealtimeAudio: |
32 return -10; | 33 return -10; |
33 case kThreadPriority_Background: | 34 case kThreadPriority_Background: |
34 return 10; | 35 return 10; |
35 case kThreadPriority_Normal: | 36 case kThreadPriority_Normal: |
36 return 0; | 37 return 0; |
37 case kThreadPriority_Display: | 38 case kThreadPriority_Display: |
38 return -6; | 39 return -6; |
39 default: | 40 default: |
40 NOTREACHED() << "Unknown priority."; | 41 NOTREACHED() << "Unknown priority."; |
41 return 0; | 42 return 0; |
42 } | 43 } |
43 } | 44 } |
44 } // namespace | 45 |
| 46 } // namespace |
45 | 47 |
46 // static | 48 // static |
47 void PlatformThread::SetName(const char* name) { | 49 void PlatformThread::SetName(const char* name) { |
48 ThreadIdNameManager::GetInstance()->SetName(CurrentId(), name); | 50 ThreadIdNameManager::GetInstance()->SetName(CurrentId(), name); |
49 tracked_objects::ThreadData::InitializeThreadContext(name); | 51 tracked_objects::ThreadData::InitializeThreadContext(name); |
50 | 52 |
51 #if !defined(OS_NACL) | 53 #if !defined(OS_NACL) |
52 // On linux we can get the thread names to show up in the debugger by setting | 54 // On linux we can get the thread names to show up in the debugger by setting |
53 // the process name for the LWP. We don't want to do this for the main | 55 // the process name for the LWP. We don't want to do this for the main |
54 // thread because that would rename the process, causing tools like killall | 56 // thread because that would rename the process, causing tools like killall |
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104 return 0; | 106 return 0; |
105 #else | 107 #else |
106 // ThreadSanitizer bloats the stack heavily. Evidence has been that the | 108 // ThreadSanitizer bloats the stack heavily. Evidence has been that the |
107 // default stack size isn't enough for some browser tests. | 109 // default stack size isn't enough for some browser tests. |
108 // MemorySanitizer needs this as a temporary fix for http://crbug.com/353687 | 110 // MemorySanitizer needs this as a temporary fix for http://crbug.com/353687 |
109 return 2 * (1 << 23); // 2 times 8192K (the default stack size on Linux). | 111 return 2 * (1 << 23); // 2 times 8192K (the default stack size on Linux). |
110 #endif | 112 #endif |
111 } | 113 } |
112 | 114 |
113 } // namespace base | 115 } // namespace base |
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