Avoid extra locking in TransactionCompletedListener::getInstance
Change-Id: I823da204e3ac94b5ad7fec8a16f16f7de57f2d49
Fixes: 333947892
Test: presubmit
diff --git a/libs/gui/SurfaceComposerClient.cpp b/libs/gui/SurfaceComposerClient.cpp
index eb945cc..3743025 100644
--- a/libs/gui/SurfaceComposerClient.cpp
+++ b/libs/gui/SurfaceComposerClient.cpp
@@ -706,6 +706,7 @@
SurfaceComposerClient::Transaction::Transaction() {
mId = generateId();
+ mTransactionCompletedListener = TransactionCompletedListener::getInstance();
}
SurfaceComposerClient::Transaction::Transaction(const Transaction& other)
@@ -723,6 +724,7 @@
mComposerStates = other.mComposerStates;
mInputWindowCommands = other.mInputWindowCommands;
mListenerCallbacks = other.mListenerCallbacks;
+ mTransactionCompletedListener = TransactionCompletedListener::getInstance();
}
void SurfaceComposerClient::Transaction::sanitize(int pid, int uid) {
@@ -1000,8 +1002,8 @@
// register all surface controls for all callbackIds for this listener that is merging
for (const auto& surfaceControl : currentProcessCallbackInfo.surfaceControls) {
- TransactionCompletedListener::getInstance()
- ->addSurfaceControlToCallbacks(currentProcessCallbackInfo, surfaceControl);
+ mTransactionCompletedListener->addSurfaceControlToCallbacks(currentProcessCallbackInfo,
+ surfaceControl);
}
}
@@ -1354,7 +1356,7 @@
auto& callbackInfo = mListenerCallbacks[TransactionCompletedListener::getIInstance()];
callbackInfo.surfaceControls.insert(sc);
- TransactionCompletedListener::getInstance()->addSurfaceControlToCallbacks(callbackInfo, sc);
+ mTransactionCompletedListener->addSurfaceControlToCallbacks(callbackInfo, sc);
}
SurfaceComposerClient::Transaction& SurfaceComposerClient::Transaction::setPosition(
@@ -1672,7 +1674,7 @@
std::shared_ptr<BufferData> bufferData = std::move(s->bufferData);
- TransactionCompletedListener::getInstance()->removeReleaseBufferCallback(
+ mTransactionCompletedListener->removeReleaseBufferCallback(
bufferData->generateReleaseCallbackId());
s->what &= ~layer_state_t::eBufferChanged;
s->bufferData = nullptr;
@@ -1715,8 +1717,7 @@
bufferData->acquireFence = *fence;
bufferData->flags |= BufferData::BufferDataChange::fenceChanged;
}
- bufferData->releaseBufferEndpoint =
- IInterface::asBinder(TransactionCompletedListener::getIInstance());
+ bufferData->releaseBufferEndpoint = IInterface::asBinder(mTransactionCompletedListener);
setReleaseBufferCallback(bufferData.get(), callback);
}
@@ -1774,9 +1775,10 @@
return;
}
- bufferData->releaseBufferListener = TransactionCompletedListener::getIInstance();
- auto listener = TransactionCompletedListener::getInstance();
- listener->setReleaseBufferCallback(bufferData->generateReleaseCallbackId(), callback);
+ bufferData->releaseBufferListener =
+ static_cast<sp<ITransactionCompletedListener>>(mTransactionCompletedListener);
+ mTransactionCompletedListener->setReleaseBufferCallback(bufferData->generateReleaseCallbackId(),
+ callback);
}
SurfaceComposerClient::Transaction& SurfaceComposerClient::Transaction::setDataspace(
@@ -1932,18 +1934,15 @@
SurfaceComposerClient::Transaction& SurfaceComposerClient::Transaction::addTransactionCallback(
TransactionCompletedCallbackTakesContext callback, void* callbackContext,
CallbackId::Type callbackType) {
- auto listener = TransactionCompletedListener::getInstance();
-
auto callbackWithContext = std::bind(callback, callbackContext, std::placeholders::_1,
std::placeholders::_2, std::placeholders::_3);
- const auto& surfaceControls =
- mListenerCallbacks[TransactionCompletedListener::getIInstance()].surfaceControls;
+ const auto& surfaceControls = mListenerCallbacks[mTransactionCompletedListener].surfaceControls;
CallbackId callbackId =
- listener->addCallbackFunction(callbackWithContext, surfaceControls, callbackType);
+ mTransactionCompletedListener->addCallbackFunction(callbackWithContext, surfaceControls,
+ callbackType);
- mListenerCallbacks[TransactionCompletedListener::getIInstance()].callbackIds.emplace(
- callbackId);
+ mListenerCallbacks[mTransactionCompletedListener].callbackIds.emplace(callbackId);
return *this;
}
@@ -2333,8 +2332,9 @@
const sp<SurfaceControl>& sc, TrustedPresentationCallback cb,
const TrustedPresentationThresholds& thresholds, void* context,
sp<SurfaceComposerClient::PresentationCallbackRAII>& outCallbackRef) {
- auto listener = TransactionCompletedListener::getInstance();
- outCallbackRef = listener->addTrustedPresentationCallback(cb, sc->getLayerId(), context);
+ outCallbackRef =
+ mTransactionCompletedListener->addTrustedPresentationCallback(cb, sc->getLayerId(),
+ context);
layer_state_t* s = getLayerState(sc);
if (!s) {
@@ -2351,8 +2351,7 @@
SurfaceComposerClient::Transaction&
SurfaceComposerClient::Transaction::clearTrustedPresentationCallback(const sp<SurfaceControl>& sc) {
- auto listener = TransactionCompletedListener::getInstance();
- listener->clearTrustedPresentationCallback(sc->getLayerId());
+ mTransactionCompletedListener->clearTrustedPresentationCallback(sc->getLayerId());
layer_state_t* s = getLayerState(sc);
if (!s) {