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authorRicardo Cerqueira <ricardo@cyngn.com>2015-11-05 01:41:03 +0000
committerRicardo Cerqueira <ricardo@cyngn.com>2015-11-05 15:12:16 +0000
commitd5d618443b0166393389b422892ec033825e57ce (patch)
treead66ae383f72046ed6805b570450ae78709df3aa /services/audiopolicy/service/AudioPolicyInterfaceImpl.cpp
parent2848080cc0182847cb2130cba1a59282db88bce0 (diff)
parentf733ab6e153fb89f045bfb1cb2746bd58399a0c2 (diff)
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Merge tag 'android-6.0.0_r26' into cm-13.0
Android 6.0.0 release 26 Change-Id: I8a57007bf6efcd8b95c3cebf5e0444345bdd4cda
Diffstat (limited to 'services/audiopolicy/service/AudioPolicyInterfaceImpl.cpp')
-rw-r--r--services/audiopolicy/service/AudioPolicyInterfaceImpl.cpp6
1 files changed, 5 insertions, 1 deletions
diff --git a/services/audiopolicy/service/AudioPolicyInterfaceImpl.cpp b/services/audiopolicy/service/AudioPolicyInterfaceImpl.cpp
index 793c26a..ca365a5 100644
--- a/services/audiopolicy/service/AudioPolicyInterfaceImpl.cpp
+++ b/services/audiopolicy/service/AudioPolicyInterfaceImpl.cpp
@@ -76,10 +76,14 @@ status_t AudioPolicyService::setPhoneState(audio_mode_t state)
ALOGV("setPhoneState()");
+ // acquire lock before calling setMode() so that setMode() + setPhoneState() are an atomic
+ // operation from policy manager standpoint (no other operation (e.g track start or stop)
+ // can be interleaved).
+ Mutex::Autolock _l(mLock);
+
// TODO: check if it is more appropriate to do it in platform specific policy manager
AudioSystem::setMode(state);
- Mutex::Autolock _l(mLock);
mAudioPolicyManager->setPhoneState(state);
mPhoneState = state;
return NO_ERROR;