Merge "SurfaceFlinger: Only block calling thread on sync transactions." into rvc-dev
diff --git a/services/surfaceflinger/SurfaceFlinger.cpp b/services/surfaceflinger/SurfaceFlinger.cpp
index bfd3429..79ea97b 100644
--- a/services/surfaceflinger/SurfaceFlinger.cpp
+++ b/services/surfaceflinger/SurfaceFlinger.cpp
@@ -3420,18 +3420,26 @@
: Scheduler::TransactionStart::NORMAL;
setTransactionFlags(transactionFlags, start);
- // if this is a synchronous transaction, wait for it to take effect
- // before returning.
- if (flags & eSynchronous) {
- mTransactionPending = true;
- }
if (flags & eAnimation) {
mAnimTransactionPending = true;
}
- if (mPendingInputWindowCommands.syncInputWindows) {
+
+ // if this is a synchronous transaction, wait for it to take effect
+ // before returning.
+ const bool synchronous = flags & eSynchronous;
+ const bool syncInput = inputWindowCommands.syncInputWindows;
+ if (!synchronous && !syncInput) {
+ return;
+ }
+
+ if (synchronous) {
+ mTransactionPending = true;
+ }
+ if (syncInput) {
mPendingSyncInputWindows = true;
}
+
// applyTransactionState can be called by either the main SF thread or by
// another process through setTransactionState. While a given process may wish
// to wait on synchronous transactions, the main SF thread should never