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Commit 987f74ab authored by Automerger Merge Worker's avatar Automerger Merge Worker
Browse files

Merge "[AChoreographer] Resolves a deadlock" into rvc-dev am: a821321b 

Change-Id: I36bd39c1e98a5c485b96e542435985854d9617c8
parents 498d2f69 a821321b

libs/nativedisplay/AChoreographer.cpp

+12 −3
Original line number Diff line number Diff line
@@ -185,9 +185,18 @@ void Choreographer::unregisterRefreshRateCallback(AChoreographer_refreshRateCall 
}



void Choreographer::scheduleCallbacks() {

    const nsecs_t now = systemTime(SYSTEM_TIME_MONOTONIC);

    nsecs_t dueTime;

    {

        AutoMutex _{mLock};

    nsecs_t now = systemTime(SYSTEM_TIME_MONOTONIC);

    if (mFrameCallbacks.top().dueTime <= now) {

        // If there are no pending callbacks then don't schedule a vsync

        if (mFrameCallbacks.empty()) {

            return;

        }

        dueTime = mFrameCallbacks.top().dueTime;

    }



    if (dueTime <= now) {

        ALOGV("choreographer %p ~ scheduling vsync", this);

        scheduleVsync();

        return;