am b5119aa7: Merge "fix an issue where invalidate/transactions could be missed" (1201fa74) · Commits · e / os / platform_frameworks_native

services/surfaceflinger/MessageQueue.cpp

+8 −6

Original line number	Diff line number	Diff line
		@@ -44,7 +44,7 @@ void MessageBase::handleMessage(const Message&) {
		// ---------------------------------------------------------------------------

		MessageQueue::MessageQueue()
		: mLooper(new Looper(true))
		: mLooper(new Looper(true)), mWorkPending(0)
		{
		}

		@@ -58,11 +58,11 @@ void MessageQueue::waitMessage() {
		int32_t ret = mLooper->pollOnce(-1);
		switch (ret) {
		case ALOOPER_POLL_WAKE:
		// we got woken-up there is work to do in the main loop
		return;

		case ALOOPER_POLL_CALLBACK:
		// callback was handled, loop again
		// callback and/or wake
		if (android_atomic_and(0, &mWorkPending)) {
		return;
		}
		continue;

		case ALOOPER_POLL_TIMEOUT:
		@@ -94,7 +94,9 @@ status_t MessageQueue::postMessage(
		}

		status_t MessageQueue::invalidate() {
		if (android_atomic_or(1, &mWorkPending) == 0) {
		mLooper->wake();
		}
		return NO_ERROR;
		}

+1 −0