Snap for 7799923 from 38afbfd13622e10b8e74b9c114fa05f30ba480bb to mainline-os-statsd-releaseandroid-mainline-12.0.0_r58android12-mainline-statsd-release

Change-Id: I131fddcfc2df5231e95380850fe9550924c1c756

3 files changed, 31 insertions, 1 deletions

diff --git a/libs/gui/BLASTBufferQueue.cpp b/libs/gui/BLASTBufferQueue.cpp
index 56a9683773..f7ec8ef40e 100644
--- a/libs/gui/BLASTBufferQueue.cpp
+++ b/libs/gui/BLASTBufferQueue.cpp
@@ -630,7 +630,10 @@ bool BLASTBufferQueue::maxBuffersAcquired(bool includeExtraAcquire) const {
 
 class BBQSurface : public Surface {
 private:
+    std::mutex mMutex;
     sp<BLASTBufferQueue> mBbq;
+    bool mDestroyed = false;
+
 public:
     BBQSurface(const sp<IGraphicBufferProducer>& igbp, bool controlledByApp,
                const sp<IBinder>& scHandle, const sp<BLASTBufferQueue>& bbq)
@@ -650,6 +653,10 @@ public:
 
     status_t setFrameRate(float frameRate, int8_t compatibility,
                           int8_t changeFrameRateStrategy) override {
+        std::unique_lock _lock{mMutex};
+        if (mDestroyed) {
+            return DEAD_OBJECT;
+        }
         if (!ValidateFrameRate(frameRate, compatibility, changeFrameRateStrategy,
                                "BBQSurface::setFrameRate")) {
             return BAD_VALUE;
@@ -658,8 +665,20 @@ public:
     }
 
     status_t setFrameTimelineInfo(const FrameTimelineInfo& frameTimelineInfo) override {
+        std::unique_lock _lock{mMutex};
+        if (mDestroyed) {
+            return DEAD_OBJECT;
+        }
         return mBbq->setFrameTimelineInfo(frameTimelineInfo);
     }
+
+    void destroy() override {
+        Surface::destroy();
+
+        std::unique_lock _lock{mMutex};
+        mDestroyed = true;
+        mBbq = nullptr;
+    }
 };
 
 // TODO: Can we coalesce this with frame updates? Need to confirm
diff --git a/libs/gui/Surface.cpp b/libs/gui/Surface.cpp
index 2edb4e4ba4..353a91d062 100644
--- a/libs/gui/Surface.cpp
+++ b/libs/gui/Surface.cpp
@@ -2622,4 +2622,14 @@ status_t Surface::setFrameTimelineInfo(const FrameTimelineInfo& frameTimelineInf
     return composerService()->setFrameTimelineInfo(mGraphicBufferProducer, frameTimelineInfo);
 }
 
+sp<IBinder> Surface::getSurfaceControlHandle() const {
+    Mutex::Autolock lock(mMutex);
+    return mSurfaceControlHandle;
+}
+
+void Surface::destroy() {
+    Mutex::Autolock lock(mMutex);
+    mSurfaceControlHandle = nullptr;
+}
+
 }; // namespace android
diff --git a/libs/gui/include/gui/Surface.h b/libs/gui/include/gui/Surface.h
index 7e4143b1f3..e5403512a9 100644
--- a/libs/gui/include/gui/Surface.h
+++ b/libs/gui/include/gui/Surface.h
@@ -99,7 +99,7 @@ public:
      */
     sp<IGraphicBufferProducer> getIGraphicBufferProducer() const;
 
-    sp<IBinder> getSurfaceControlHandle() const { return mSurfaceControlHandle; }
+    sp<IBinder> getSurfaceControlHandle() const;
 
     /* convenience function to check that the given surface is non NULL as
      * well as its IGraphicBufferProducer */
@@ -333,6 +333,7 @@ public:
     virtual int connect(
             int api, bool reportBufferRemoval,
             const sp<SurfaceListener>& sListener);
+    virtual void destroy();
 
     // When client connects to Surface with reportBufferRemoval set to true, any buffers removed
     // from this Surface will be collected and returned here. Once this method returns, these