Merge changes I021be9a3,Ia11839d1
* changes:
LayerTraceGenerator: Fix layer deletion
LayerTraceGenerator: Fix duplicate layer ids
diff --git a/services/surfaceflinger/SurfaceFlinger.cpp b/services/surfaceflinger/SurfaceFlinger.cpp
index 118c32d..6a290a5 100644
--- a/services/surfaceflinger/SurfaceFlinger.cpp
+++ b/services/surfaceflinger/SurfaceFlinger.cpp
@@ -2056,6 +2056,11 @@
mGpuFrameMissedCount++;
}
+ if (mTracingEnabledChanged) {
+ mLayerTracingEnabled = mLayerTracing.isEnabled();
+ mTracingEnabledChanged = false;
+ }
+
// If we are in the middle of a mode change and the fence hasn't
// fired yet just wait for the next commit.
if (mSetActiveModePending) {
@@ -2104,11 +2109,6 @@
}
}
- if (mTracingEnabledChanged) {
- mLayerTracingEnabled = mLayerTracing.isEnabled();
- mTracingEnabledChanged = false;
- }
-
if (mRefreshRateOverlaySpinner) {
Mutex::Autolock lock(mStateLock);
if (const auto display = getDefaultDisplayDeviceLocked()) {
@@ -2123,7 +2123,7 @@
bool needsTraversal = false;
if (clearTransactionFlags(eTransactionFlushNeeded)) {
- needsTraversal |= commitCreatedLayers();
+ needsTraversal |= commitCreatedLayers(vsyncId);
needsTraversal |= flushTransactionQueues(vsyncId);
}
@@ -7153,7 +7153,7 @@
return calculateMaxAcquiredBufferCount(refreshRate, presentLatency);
}
-void SurfaceFlinger::handleLayerCreatedLocked(const LayerCreatedState& state) {
+void SurfaceFlinger::handleLayerCreatedLocked(const LayerCreatedState& state, int64_t vsyncId) {
sp<Layer> layer = state.layer.promote();
if (!layer) {
ALOGD("Layer was destroyed soon after creation %p", state.layer.unsafe_get());
@@ -7183,7 +7183,9 @@
}
layer->updateTransformHint(mActiveDisplayTransformHint);
-
+ if (mTransactionTracing) {
+ mTransactionTracing->onLayerAddedToDrawingState(layer->getSequence(), vsyncId);
+ }
mInterceptor->saveSurfaceCreation(layer);
}
@@ -7267,7 +7269,7 @@
return buffer;
}
-bool SurfaceFlinger::commitCreatedLayers() {
+bool SurfaceFlinger::commitCreatedLayers(int64_t vsyncId) {
std::vector<LayerCreatedState> createdLayers;
{
std::scoped_lock<std::mutex> lock(mCreatedLayersLock);
@@ -7280,7 +7282,7 @@
Mutex::Autolock _l(mStateLock);
for (const auto& createdLayer : createdLayers) {
- handleLayerCreatedLocked(createdLayer);
+ handleLayerCreatedLocked(createdLayer, vsyncId);
}
createdLayers.clear();
mLayersAdded = true;
diff --git a/services/surfaceflinger/SurfaceFlinger.h b/services/surfaceflinger/SurfaceFlinger.h
index 41de2b6..f7e061f 100644
--- a/services/surfaceflinger/SurfaceFlinger.h
+++ b/services/surfaceflinger/SurfaceFlinger.h
@@ -1405,8 +1405,9 @@
// A temporay pool that store the created layers and will be added to current state in main
// thread.
std::vector<LayerCreatedState> mCreatedLayers GUARDED_BY(mCreatedLayersLock);
- bool commitCreatedLayers();
- void handleLayerCreatedLocked(const LayerCreatedState& state) REQUIRES(mStateLock);
+ bool commitCreatedLayers(int64_t vsyncId);
+ void handleLayerCreatedLocked(const LayerCreatedState& state, int64_t vsyncId)
+ REQUIRES(mStateLock);
std::atomic<ui::Transform::RotationFlags> mActiveDisplayTransformHint;
diff --git a/services/surfaceflinger/Tracing/TransactionProtoParser.cpp b/services/surfaceflinger/Tracing/TransactionProtoParser.cpp
index 8ec6c99..65918f6 100644
--- a/services/surfaceflinger/Tracing/TransactionProtoParser.cpp
+++ b/services/surfaceflinger/Tracing/TransactionProtoParser.cpp
@@ -498,8 +498,13 @@
inputInfo.replaceTouchableRegionWithCrop =
windowInfoProto.replace_touchable_region_with_crop();
int64_t layerId = windowInfoProto.crop_layer_id();
- inputInfo.touchableRegionCropHandle =
- mMapper->getLayerHandle(static_cast<int32_t>(layerId));
+ if (layerId != -1) {
+ inputInfo.touchableRegionCropHandle =
+ mMapper->getLayerHandle(static_cast<int32_t>(layerId));
+ } else {
+ inputInfo.touchableRegionCropHandle = nullptr;
+ }
+
layer.windowInfoHandle = sp<gui::WindowInfoHandle>::make(inputInfo);
}
if (proto.what() & layer_state_t::eBackgroundColorChanged) {
diff --git a/services/surfaceflinger/Tracing/TransactionTracing.cpp b/services/surfaceflinger/Tracing/TransactionTracing.cpp
index 6381758..af0594e 100644
--- a/services/surfaceflinger/Tracing/TransactionTracing.cpp
+++ b/services/surfaceflinger/Tracing/TransactionTracing.cpp
@@ -152,17 +152,33 @@
mTransactionQueue.push(state);
}
-void TransactionTracing::addCommittedTransactions(std::vector<TransactionState>& transactions,
- int64_t vsyncId) {
+TransactionTracing::CommittedTransactions&
+TransactionTracing::findOrCreateCommittedTransactionRecord(int64_t vsyncId) {
+ for (auto& pendingTransaction : mPendingTransactions) {
+ if (pendingTransaction.vsyncId == vsyncId) {
+ return pendingTransaction;
+ }
+ }
+
CommittedTransactions committedTransactions;
committedTransactions.vsyncId = vsyncId;
committedTransactions.timestamp = systemTime();
+ mPendingTransactions.emplace_back(committedTransactions);
+ return mPendingTransactions.back();
+}
+
+void TransactionTracing::onLayerAddedToDrawingState(int layerId, int64_t vsyncId) {
+ CommittedTransactions& committedTransactions = findOrCreateCommittedTransactionRecord(vsyncId);
+ committedTransactions.createdLayerIds.emplace_back(layerId);
+}
+
+void TransactionTracing::addCommittedTransactions(std::vector<TransactionState>& transactions,
+ int64_t vsyncId) {
+ CommittedTransactions& committedTransactions = findOrCreateCommittedTransactionRecord(vsyncId);
committedTransactions.transactionIds.reserve(transactions.size());
for (const auto& transaction : transactions) {
committedTransactions.transactionIds.emplace_back(transaction.id);
}
-
- mPendingTransactions.emplace_back(committedTransactions);
tryPushToTracingThread();
}
@@ -235,15 +251,24 @@
for (const CommittedTransactions& entry : committedTransactions) {
entryProto.set_elapsed_realtime_nanos(entry.timestamp);
entryProto.set_vsync_id(entry.vsyncId);
- entryProto.mutable_added_layers()->Reserve(static_cast<int32_t>(mCreatedLayers.size()));
- for (auto& newLayer : mCreatedLayers) {
- entryProto.mutable_added_layers()->Add(std::move(newLayer));
+ entryProto.mutable_added_layers()->Reserve(
+ static_cast<int32_t>(entry.createdLayerIds.size()));
+
+ for (const int32_t& id : entry.createdLayerIds) {
+ auto it = mCreatedLayers.find(id);
+ if (it != mCreatedLayers.end()) {
+ entryProto.mutable_added_layers()->Add(std::move(it->second));
+ mCreatedLayers.erase(it);
+ } else {
+ ALOGW("Could not created layer with id %d", id);
+ }
}
+
entryProto.mutable_removed_layers()->Reserve(static_cast<int32_t>(removedLayers.size()));
for (auto& removedLayer : removedLayers) {
entryProto.mutable_removed_layers()->Add(removedLayer);
+ mCreatedLayers.erase(removedLayer);
}
- mCreatedLayers.clear();
entryProto.mutable_transactions()->Reserve(
static_cast<int32_t>(entry.transactionIds.size()));
for (const uint64_t& id : entry.transactionIds) {
@@ -256,6 +281,14 @@
}
}
+ entryProto.mutable_removed_layer_handles()->Reserve(
+ static_cast<int32_t>(mRemovedLayerHandles.size()));
+ for (auto& [handle, layerId] : mRemovedLayerHandles) {
+ entryProto.mutable_removed_layer_handles()->Add(layerId);
+ mLayerHandles.erase(handle);
+ }
+ mRemovedLayerHandles.clear();
+
std::string serializedProto;
entryProto.SerializeToString(&serializedProto);
entryProto.Clear();
@@ -263,13 +296,6 @@
removedEntries.reserve(removedEntries.size() + entries.size());
removedEntries.insert(removedEntries.end(), std::make_move_iterator(entries.begin()),
std::make_move_iterator(entries.end()));
-
- entryProto.mutable_removed_layer_handles()->Reserve(
- static_cast<int32_t>(mRemovedLayerHandles.size()));
- for (auto& handle : mRemovedLayerHandles) {
- entryProto.mutable_removed_layer_handles()->Add(handle);
- }
- mRemovedLayerHandles.clear();
}
proto::TransactionTraceEntry removedEntryProto;
@@ -304,7 +330,7 @@
ALOGW("Duplicate handles found. %p", layerHandle);
}
mLayerHandles[layerHandle] = layerId;
- mCreatedLayers.push_back(mProtoParser.toProto(args));
+ mCreatedLayers[layerId] = mProtoParser.toProto(args);
}
void TransactionTracing::onMirrorLayerAdded(BBinder* layerHandle, int layerId,
@@ -315,7 +341,7 @@
ALOGW("Duplicate handles found. %p", layerHandle);
}
mLayerHandles[layerHandle] = layerId;
- mCreatedLayers.emplace_back(mProtoParser.toProto(args));
+ mCreatedLayers[layerId] = mProtoParser.toProto(args);
}
void TransactionTracing::onLayerRemoved(int32_t layerId) {
@@ -330,9 +356,7 @@
ALOGW("handle not found. %p", layerHandle);
return;
}
-
- mRemovedLayerHandles.push_back(it->second);
- mLayerHandles.erase(it);
+ mRemovedLayerHandles.emplace_back(layerHandle, it->second);
}
void TransactionTracing::tryPushToTracingThread() {
@@ -376,10 +400,15 @@
}
}
+ for (const int32_t removedLayerHandleId : removedEntry.removed_layer_handles()) {
+ mRemovedLayerHandlesAtStart.insert(removedLayerHandleId);
+ }
+
// Clean up stale starting states since the layer has been removed and the buffer does not
// contain any references to the layer.
for (const int32_t removedLayerId : removedEntry.removed_layers()) {
mStartingStates.erase(removedLayerId);
+ mRemovedLayerHandlesAtStart.erase(removedLayerId);
}
}
@@ -401,6 +430,12 @@
transactionProto.set_vsync_id(0);
transactionProto.set_post_time(mStartingTimestamp);
entryProto->mutable_transactions()->Add(std::move(transactionProto));
+
+ entryProto->mutable_removed_layer_handles()->Reserve(
+ static_cast<int32_t>(mRemovedLayerHandlesAtStart.size()));
+ for (const int32_t removedLayerHandleId : mRemovedLayerHandlesAtStart) {
+ entryProto->mutable_removed_layer_handles()->Add(removedLayerHandleId);
+ }
}
proto::TransactionTraceFile TransactionTracing::writeToProto() {
diff --git a/services/surfaceflinger/Tracing/TransactionTracing.h b/services/surfaceflinger/Tracing/TransactionTracing.h
index 4c291f9..ae01d3c 100644
--- a/services/surfaceflinger/Tracing/TransactionTracing.h
+++ b/services/surfaceflinger/Tracing/TransactionTracing.h
@@ -64,6 +64,7 @@
int mirrorFromId);
void onLayerRemoved(int layerId);
void onHandleRemoved(BBinder* layerHandle);
+ void onLayerAddedToDrawingState(int layerId, int64_t vsyncId);
void dump(std::string&) const;
static constexpr auto CONTINUOUS_TRACING_BUFFER_SIZE = 512 * 1024;
static constexpr auto ACTIVE_TRACING_BUFFER_SIZE = 100 * 1024 * 1024;
@@ -81,11 +82,13 @@
GUARDED_BY(mTraceLock);
LocklessStack<proto::TransactionState> mTransactionQueue;
nsecs_t mStartingTimestamp GUARDED_BY(mTraceLock);
- std::vector<proto::LayerCreationArgs> mCreatedLayers GUARDED_BY(mTraceLock);
+ std::unordered_map<int, proto::LayerCreationArgs> mCreatedLayers GUARDED_BY(mTraceLock);
std::unordered_map<BBinder* /* layerHandle */, int32_t /* layerId */> mLayerHandles
GUARDED_BY(mTraceLock);
- std::vector<int32_t /* layerId */> mRemovedLayerHandles GUARDED_BY(mTraceLock);
+ std::vector<std::pair<BBinder* /* layerHandle */, int32_t /* layerId */>> mRemovedLayerHandles
+ GUARDED_BY(mTraceLock);
std::map<int32_t /* layerId */, TracingLayerState> mStartingStates GUARDED_BY(mTraceLock);
+ std::set<int32_t /* layerId */> mRemovedLayerHandlesAtStart GUARDED_BY(mTraceLock);
TransactionProtoParser mProtoParser GUARDED_BY(mTraceLock);
// Parses the transaction to proto without holding any tracing locks so we can generate proto
// in the binder thread without any contention.
@@ -100,6 +103,7 @@
std::condition_variable mTransactionsAddedToBufferCv;
struct CommittedTransactions {
std::vector<uint64_t> transactionIds;
+ std::vector<int32_t> createdLayerIds;
int64_t vsyncId;
int64_t timestamp;
};
@@ -117,7 +121,7 @@
void tryPushToTracingThread() EXCLUDES(mMainThreadLock);
void addStartingStateToProtoLocked(proto::TransactionTraceFile& proto) REQUIRES(mTraceLock);
void updateStartingStateLocked(const proto::TransactionTraceEntry& entry) REQUIRES(mTraceLock);
-
+ CommittedTransactions& findOrCreateCommittedTransactionRecord(int64_t vsyncId);
// TEST
// Wait until all the committed transactions for the specified vsync id are added to the buffer.
void flush(int64_t vsyncId) EXCLUDES(mMainThreadLock);
diff --git a/services/surfaceflinger/Tracing/tools/LayerTraceGenerator.cpp b/services/surfaceflinger/Tracing/tools/LayerTraceGenerator.cpp
index 5bb9d2f..e85b0bf 100644
--- a/services/surfaceflinger/Tracing/tools/LayerTraceGenerator.cpp
+++ b/services/surfaceflinger/Tracing/tools/LayerTraceGenerator.cpp
@@ -16,6 +16,7 @@
#undef LOG_TAG
#define LOG_TAG "LayerTraceGenerator"
+//#define LOG_NDEBUG 0
#include <TestableSurfaceFlinger.h>
#include <Tracing/TransactionProtoParser.h>
@@ -227,9 +228,10 @@
for (int i = 0; i < traceFile.entry_size(); i++) {
proto::TransactionTraceEntry entry = traceFile.entry(i);
ALOGV(" Entry %04d/%04d for time=%" PRId64 " vsyncid=%" PRId64
- " layers +%d -%d transactions=%d",
+ " layers +%d -%d handles -%d transactions=%d",
i, traceFile.entry_size(), entry.elapsed_realtime_nanos(), entry.vsync_id(),
- entry.added_layers_size(), entry.removed_layers_size(), entry.transactions_size());
+ entry.added_layers_size(), entry.removed_layers_size(),
+ entry.removed_layer_handles_size(), entry.transactions_size());
for (int j = 0; j < entry.added_layers_size(); j++) {
// create layers
@@ -248,7 +250,7 @@
(dataMapper->mLayerHandles.find(tracingArgs.parentId) ==
dataMapper->mLayerHandles.end())) {
args.addToRoot = false;
- } else {
+ } else if (tracingArgs.parentId != -1) {
parentHandle = dataMapper->getLayerHandle(tracingArgs.parentId);
}
mFlinger.createLayer(args, &outHandle, parentHandle, &outLayerId,
@@ -275,13 +277,13 @@
transaction.listenerCallbacks, transaction.id);
}
- for (int j = 0; j < entry.removed_layer_handles_size(); j++) {
- dataMapper->mLayerHandles.erase(entry.removed_layer_handles(j));
- }
-
frameTime = entry.elapsed_realtime_nanos();
vsyncId = entry.vsync_id();
mFlinger.commit(frameTime, vsyncId);
+
+ for (int j = 0; j < entry.removed_layer_handles_size(); j++) {
+ dataMapper->mLayerHandles.erase(entry.removed_layer_handles(j));
+ }
}
flinger->stopLayerTracing(outputLayersTracePath);
diff --git a/services/surfaceflinger/tests/tracing/TransactionTraceTestSuite.cpp b/services/surfaceflinger/tests/tracing/TransactionTraceTestSuite.cpp
index ac4354c..0e214af 100644
--- a/services/surfaceflinger/tests/tracing/TransactionTraceTestSuite.cpp
+++ b/services/surfaceflinger/tests/tracing/TransactionTraceTestSuite.cpp
@@ -83,6 +83,37 @@
std::vector<std::filesystem::path> TransactionTraceTestSuite::sTransactionTraces{};
+struct LayerInfo {
+ int id;
+ std::string name;
+ int parent;
+ int z;
+ uint64_t curr_frame;
+ float x;
+ float y;
+};
+
+bool operator==(const LayerInfo& lh, const LayerInfo& rh) {
+ return std::make_tuple(lh.id, lh.name, lh.parent, lh.z, lh.curr_frame) ==
+ std::make_tuple(rh.id, rh.name, rh.parent, rh.z, rh.curr_frame);
+}
+
+bool compareById(const LayerInfo& a, const LayerInfo& b) {
+ return a.id < b.id;
+}
+
+inline void PrintTo(const LayerInfo& info, ::std::ostream* os) {
+ *os << "Layer [" << info.id << "] name=" << info.name << " parent=" << info.parent
+ << " z=" << info.z << " curr_frame=" << info.curr_frame << " x=" << info.x
+ << " y=" << info.y;
+}
+
+struct find_id : std::unary_function<LayerInfo, bool> {
+ int id;
+ find_id(int id) : id(id) {}
+ bool operator()(LayerInfo const& m) const { return m.id == id; }
+};
+
TEST_P(TransactionTraceTestSuite, validateEndState) {
ASSERT_GT(mActualLayersTraceProto.entry_size(), 0);
ASSERT_GT(mExpectedLayersTraceProto.entry_size(), 0);
@@ -92,19 +123,64 @@
auto actualLastEntry = mActualLayersTraceProto.entry(mActualLayersTraceProto.entry_size() - 1);
EXPECT_EQ(expectedLastEntry.layers().layers_size(), actualLastEntry.layers().layers_size());
- for (int i = 0;
- i < expectedLastEntry.layers().layers_size() && i < actualLastEntry.layers().layers_size();
- i++) {
- auto expectedLayer = expectedLastEntry.layers().layers(i);
- auto actualLayer = actualLastEntry.layers().layers(i);
- EXPECT_EQ(expectedLayer.id(), actualLayer.id());
- EXPECT_EQ(expectedLayer.name(), actualLayer.name());
- EXPECT_EQ(expectedLayer.parent(), actualLayer.parent());
- EXPECT_EQ(expectedLayer.z(), actualLayer.z());
- EXPECT_EQ(expectedLayer.curr_frame(), actualLayer.curr_frame());
- ALOGV("Validating %s[%d] parent=%d z=%d frame=%" PRIu64, expectedLayer.name().c_str(),
- expectedLayer.id(), expectedLayer.parent(), expectedLayer.z(),
- expectedLayer.curr_frame());
+
+ std::vector<LayerInfo> expectedLayers;
+ expectedLayers.reserve(static_cast<size_t>(expectedLastEntry.layers().layers_size()));
+ for (int i = 0; i < expectedLastEntry.layers().layers_size(); i++) {
+ auto layer = expectedLastEntry.layers().layers(i);
+ expectedLayers.push_back({layer.id(), layer.name(), layer.parent(), layer.z(),
+ layer.curr_frame(),
+ layer.has_position() ? layer.position().x() : -1,
+ layer.has_position() ? layer.position().y() : -1});
+ }
+ std::sort(expectedLayers.begin(), expectedLayers.end(), compareById);
+
+ std::vector<LayerInfo> actualLayers;
+ actualLayers.reserve(static_cast<size_t>(actualLastEntry.layers().layers_size()));
+ for (int i = 0; i < actualLastEntry.layers().layers_size(); i++) {
+ auto layer = actualLastEntry.layers().layers(i);
+ actualLayers.push_back({layer.id(), layer.name(), layer.parent(), layer.z(),
+ layer.curr_frame(),
+ layer.has_position() ? layer.position().x() : -1,
+ layer.has_position() ? layer.position().y() : -1});
+ }
+ std::sort(actualLayers.begin(), actualLayers.end(), compareById);
+
+ size_t i = 0;
+ for (; i < actualLayers.size() && i < expectedLayers.size(); i++) {
+ auto it = std::find_if(actualLayers.begin(), actualLayers.end(),
+ find_id(expectedLayers[i].id));
+ EXPECT_NE(it, actualLayers.end());
+ EXPECT_EQ(expectedLayers[i], *it);
+ ALOGV("Validating %s[%d] parent=%d z=%d frame=%" PRIu64, expectedLayers[i].name.c_str(),
+ expectedLayers[i].id, expectedLayers[i].parent, expectedLayers[i].z,
+ expectedLayers[i].curr_frame);
+ }
+
+ EXPECT_EQ(expectedLayers.size(), actualLayers.size());
+
+ if (i < actualLayers.size()) {
+ for (size_t j = 0; j < actualLayers.size(); j++) {
+ if (std::find_if(expectedLayers.begin(), expectedLayers.end(),
+ find_id(actualLayers[j].id)) == expectedLayers.end()) {
+ ALOGD("actualLayers [%d]:%s parent=%d z=%d frame=%" PRIu64, actualLayers[j].id,
+ actualLayers[j].name.c_str(), actualLayers[j].parent, actualLayers[j].z,
+ actualLayers[j].curr_frame);
+ }
+ }
+ FAIL();
+ }
+
+ if (i < expectedLayers.size()) {
+ for (size_t j = 0; j < expectedLayers.size(); j++) {
+ if (std::find_if(actualLayers.begin(), actualLayers.end(),
+ find_id(expectedLayers[j].id)) == actualLayers.end()) {
+ ALOGD("expectedLayers [%d]:%s parent=%d z=%d frame=%" PRIu64, expectedLayers[j].id,
+ expectedLayers[j].name.c_str(), expectedLayers[j].parent, expectedLayers[j].z,
+ expectedLayers[j].curr_frame);
+ }
+ }
+ FAIL();
}
}
diff --git a/services/surfaceflinger/tests/unittests/TransactionTracingTest.cpp b/services/surfaceflinger/tests/unittests/TransactionTracingTest.cpp
index 61b72a0..8ec918d 100644
--- a/services/surfaceflinger/tests/unittests/TransactionTracingTest.cpp
+++ b/services/surfaceflinger/tests/unittests/TransactionTracingTest.cpp
@@ -127,6 +127,8 @@
std::vector<TransactionState> transactions;
transactions.emplace_back(transaction);
VSYNC_ID_FIRST_LAYER_CHANGE = ++mVsyncId;
+ mTracing.onLayerAddedToDrawingState(mParentLayerId, VSYNC_ID_FIRST_LAYER_CHANGE);
+ mTracing.onLayerAddedToDrawingState(mChildLayerId, VSYNC_ID_FIRST_LAYER_CHANGE);
mTracing.addCommittedTransactions(transactions, VSYNC_ID_FIRST_LAYER_CHANGE);
flush(VSYNC_ID_FIRST_LAYER_CHANGE);
}
@@ -238,6 +240,8 @@
const sp<IBinder> fakeMirrorLayerHandle = new BBinder();
mTracing.onMirrorLayerAdded(fakeMirrorLayerHandle->localBinder(), mMirrorLayerId, "Mirror",
mLayerId);
+ mTracing.onLayerAddedToDrawingState(mLayerId, mVsyncId);
+ mTracing.onLayerAddedToDrawingState(mMirrorLayerId, mVsyncId);
// add some layer transaction
{
@@ -257,7 +261,7 @@
std::vector<TransactionState> transactions;
transactions.emplace_back(transaction);
- mTracing.addCommittedTransactions(transactions, ++mVsyncId);
+ mTracing.addCommittedTransactions(transactions, mVsyncId);
flush(mVsyncId);
}
}