The Tor Browser / file comparison
comparison: gfx/skia/trunk/src/utils/SkThreadUtils_pthread_mach.cpp
gfx/skia/trunk/src/utils/SkThreadUtils_pthread_mach.cpp
- branch
- TOR_BUG_3246
- changeset 7
- 129ffea94266
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| -1:000000000000 | 0:667b4371adf2 |
|---|---|
| 1 /* | |
| 2 * Copyright 2012 Google Inc. | |
| 3 * | |
| 4 * Use of this source code is governed by a BSD-style license that can be | |
| 5 * found in the LICENSE file. | |
| 6 */ | |
| 7 | |
| 8 #include "SkThreadUtils.h" | |
| 9 #include "SkThreadUtils_pthread.h" | |
| 10 | |
| 11 #include <mach/mach.h> | |
| 12 #include <mach/thread_policy.h> | |
| 13 #include <pthread.h> | |
| 14 | |
| 15 bool SkThread::setProcessorAffinity(unsigned int processor) { | |
| 16 SkThread_PThreadData* pthreadData = static_cast<SkThread_PThreadData*>(fData); | |
| 17 if (!pthreadData->fValidPThread) { | |
| 18 return false; | |
| 19 } | |
| 20 | |
| 21 mach_port_t tid = pthread_mach_thread_np(pthreadData->fPThread); | |
| 22 | |
| 23 thread_affinity_policy_data_t policy; | |
| 24 policy.affinity_tag = processor; | |
| 25 | |
| 26 return 0 == thread_policy_set(tid, | |
| 27 THREAD_AFFINITY_POLICY, | |
| 28 (thread_policy_t) &policy, | |
| 29 THREAD_AFFINITY_POLICY_COUNT); | |
| 30 } |
