Commit 46407563 authored Sep 07, 2022 by fengjnlan Committed by Eric Laurent Sep 08, 2022

audio:fix deadlock



"binder:6924_2" AudioFlinger::EffectChain::setMode_l wait for binder:6924_6
"binder:6924_3" android::AudioPolicyService::registerEffect wait for binder:6924_2
"binder:6924_6" AudioFlinger::EffectBase::updatePolicyState wait for binder:6924_3

Bug:245471420
Test: make

Change-Id: Ic6ea6bf85d8f5d6e890b9e18d9bb0603008cb78b
Signed-off-by: fengjnlan <fengjinlan@xiaomi.com>

parent a6f1c275

services/audioflinger/Effects.cpp

+1 −1

Original line number	Diff line number	Diff line
		@@ -278,8 +278,8 @@ status_t AudioFlinger::EffectBase::updatePolicyState()
		if (!doRegister && !(registered && doEnable)) {
		return NO_ERROR;
		}
		mPolicyLock.lock();
		}
		mPolicyLock.lock();
		ALOGV("%s name %s id %d session %d doRegister %d registered %d doEnable %d enabled %d",
		__func__, mDescriptor.name, mId, mSessionId, doRegister, registered, doEnable, enabled);
		if (doRegister) {