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Commit 5f8dea23 authored by Robert Carr's avatar Robert Carr Committed by Presubmit Automerger Backend
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[automerge] SurfaceFlinger: Dump on layer leaks 2p: 26b98f42 

Original change: https://googleplex-android-review.googlesource.com/c/platform/frameworks/native/+/17698642

Bug: 227286456
Change-Id: I7f94146dcc04f08f14847112f90335215be518c6
parents 97043683 26b98f42

services/surfaceflinger/SurfaceFlinger.cpp

+17 −0
Original line number Diff line number Diff line
@@ -3603,6 +3603,23 @@ status_t SurfaceFlinger::addClientLayer(const sp<Client>& client, const sp<IBind 
    if (mNumLayers >= ISurfaceComposer::MAX_LAYERS) {

        ALOGE("AddClientLayer failed, mNumLayers (%zu) >= MAX_LAYERS (%zu)", mNumLayers.load(),

              ISurfaceComposer::MAX_LAYERS);

        static_cast<void>(mScheduler->schedule([=] {

            ALOGE("Dumping random sampling of on-screen layers: ");

            mDrawingState.traverse([&](Layer *layer) {

                // Aim to dump about 200 layers to avoid totally trashing

                // logcat. On the other hand, if there really are 4096 layers

                // something has gone totally wrong its probably the most

                // useful information in logcat.

                if (rand() % 20 == 13) {

                    ALOGE("Layer: %s", layer->getName().c_str());

                }

            });

            for (Layer* offscreenLayer : mOffscreenLayers) {

                if (rand() % 20 == 13) {

                    ALOGE("Offscreen-layer: %s", offscreenLayer->getName().c_str());

                }

            }

        }));

        return NO_MEMORY;

    }