diff --git a/cmds/cmd/cmd.cpp b/cmds/cmd/cmd.cpp
index 8dad475..be2c702 100644
--- a/cmds/cmd/cmd.cpp
+++ b/cmds/cmd/cmd.cpp
@@ -185,7 +185,7 @@
     int argc = argv.size();
 
     if (argc == 0) {
-        errorLog << "cmd: No service specified; use -l to list all services" << endl;
+        errorLog << "cmd: No service specified; use -l to list all running services. Use -w to start and wait for a service." << endl;
         return 20;
     }
 
@@ -203,14 +203,22 @@
         return 0;
     }
 
-    const auto cmd = argv[0];
+    bool waitForService = ((argc > 1) && (argv[0] == "-w"));
+    int serviceIdx = (waitForService) ? 1 : 0;
+    const auto cmd = argv[serviceIdx];
 
     Vector<String16> args;
     String16 serviceName = String16(cmd.data(), cmd.size());
-    for (int i = 1; i < argc; i++) {
+    for (int i = serviceIdx + 1; i < argc; i++) {
         args.add(String16(argv[i].data(), argv[i].size()));
     }
-    sp<IBinder> service = sm->checkService(serviceName);
+    sp<IBinder> service;
+    if(waitForService) {
+        service = sm->waitForService(serviceName);
+    } else {
+        service = sm->checkService(serviceName);
+    }
+
     if (service == nullptr) {
         if (runMode == RunMode::kStandalone) {
             ALOGW("Can't find service %.*s", static_cast<int>(cmd.size()), cmd.data());
diff --git a/cmds/servicemanager/Access.cpp b/cmds/servicemanager/Access.cpp
index b7e520f..1bbde23 100644
--- a/cmds/servicemanager/Access.cpp
+++ b/cmds/servicemanager/Access.cpp
@@ -31,7 +31,7 @@
 #endif
 
 static std::string getPidcon(pid_t pid) {
-    android_errorWriteLog(0x534e4554, "121035042");
+    if (pid != getpid()) return "";
 
     char* lookup = nullptr;
     if (getpidcon(pid, &lookup) < 0) {
diff --git a/libs/binder/IServiceManager.cpp b/libs/binder/IServiceManager.cpp
index 01cbd56..05f43e3 100644
--- a/libs/binder/IServiceManager.cpp
+++ b/libs/binder/IServiceManager.cpp
@@ -95,6 +95,7 @@
         while (sm == nullptr) {
             sm = interface_cast<AidlServiceManager>(ProcessState::self()->getContextObject(nullptr));
             if (sm == nullptr) {
+                ALOGE("Waiting 1s on context object on %s.", ProcessState::self()->getDriverName().c_str());
                 sleep(1);
             }
         }
diff --git a/libs/binder/Parcel.cpp b/libs/binder/Parcel.cpp
index 1d94bd6..63197b0 100644
--- a/libs/binder/Parcel.cpp
+++ b/libs/binder/Parcel.cpp
@@ -2609,7 +2609,7 @@
     size_t newSize = ((mDataSize+len)*3)/2;
     return (newSize <= mDataSize)
             ? (status_t) NO_MEMORY
-            : continueWrite(newSize);
+            : continueWrite(std::max(newSize, (size_t) 128));
 }
 
 status_t Parcel::restartWrite(size_t desired)
diff --git a/libs/binder/TEST_MAPPING b/libs/binder/TEST_MAPPING
index 9aa7651..c232283 100644
--- a/libs/binder/TEST_MAPPING
+++ b/libs/binder/TEST_MAPPING
@@ -7,6 +7,9 @@
       "name": "binderVendorDoubleLoadTest"
     },
     {
+      "name": "binderAllocationLimits"
+    },
+    {
       "name": "binderDriverInterfaceTest"
     },
     {
@@ -29,6 +32,17 @@
     },
     {
       "name": "libbinderthreadstateutils_test"
+    },
+    {
+      "name": "CtsOsTestCases",
+      "options": [
+        {
+          "exclude-filter": "android.os.cts.BuildTest#testSdkInt"
+        },
+        {
+          "exclude-filter": "android.os.cts.StrictModeTest#testNonSdkApiUsage"
+        }
+      ]
     }
   ]
 }
diff --git a/libs/binder/tests/Android.bp b/libs/binder/tests/Android.bp
index 69fdd7c..9dad969 100644
--- a/libs/binder/tests/Android.bp
+++ b/libs/binder/tests/Android.bp
@@ -164,3 +164,18 @@
     test_suites: ["device-tests"],
     require_root: true,
 }
+
+cc_test {
+    name: "binderAllocationLimits",
+    defaults: ["binder_test_defaults"],
+    srcs: ["binderAllocationLimits.cpp"],
+    shared_libs: [
+        "libbinder",
+        "liblog",
+        "libutils",
+        "libutilscallstack",
+        "libbase",
+    ],
+    test_suites: ["device-tests"],
+    require_root: true,
+}
diff --git a/libs/binder/tests/binderAllocationLimits.cpp b/libs/binder/tests/binderAllocationLimits.cpp
new file mode 100644
index 0000000..e1f5ed5
--- /dev/null
+++ b/libs/binder/tests/binderAllocationLimits.cpp
@@ -0,0 +1,186 @@
+/*
+ * Copyright (C) 2020 The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+#include <android-base/logging.h>
+#include <binder/Parcel.h>
+#include <binder/IServiceManager.h>
+#include <gtest/gtest.h>
+#include <utils/CallStack.h>
+
+#include <malloc.h>
+#include <functional>
+#include <vector>
+
+struct DestructionAction {
+    DestructionAction(std::function<void()> f) : mF(std::move(f)) {}
+    ~DestructionAction() { mF(); };
+private:
+    std::function<void()> mF;
+};
+
+// Group of hooks
+struct MallocHooks {
+    decltype(__malloc_hook) malloc_hook;
+    decltype(__realloc_hook) realloc_hook;
+
+    static MallocHooks save() {
+        return {
+            .malloc_hook = __malloc_hook,
+            .realloc_hook = __realloc_hook,
+        };
+    }
+
+    void overwrite() const {
+        __malloc_hook = malloc_hook;
+        __realloc_hook = realloc_hook;
+    }
+};
+
+static const MallocHooks orig_malloc_hooks = MallocHooks::save();
+
+// When malloc is hit, executes lambda.
+namespace LambdaHooks {
+    using AllocationHook = std::function<void(size_t)>;
+    static std::vector<AllocationHook> lambdas = {};
+
+    static void* lambda_realloc_hook(void* ptr, size_t bytes, const void* arg);
+    static void* lambda_malloc_hook(size_t bytes, const void* arg);
+
+    static const MallocHooks lambda_malloc_hooks = {
+        .malloc_hook = lambda_malloc_hook,
+        .realloc_hook = lambda_realloc_hook,
+    };
+
+    static void* lambda_malloc_hook(size_t bytes, const void* arg) {
+        {
+            orig_malloc_hooks.overwrite();
+            lambdas.at(lambdas.size() - 1)(bytes);
+            lambda_malloc_hooks.overwrite();
+        }
+        return orig_malloc_hooks.malloc_hook(bytes, arg);
+    }
+
+    static void* lambda_realloc_hook(void* ptr, size_t bytes, const void* arg) {
+        {
+            orig_malloc_hooks.overwrite();
+            lambdas.at(lambdas.size() - 1)(bytes);
+            lambda_malloc_hooks.overwrite();
+        }
+        return orig_malloc_hooks.realloc_hook(ptr, bytes, arg);
+    }
+
+}
+
+// Action to execute when malloc is hit. Supports nesting. Malloc is not
+// restricted when the allocation hook is being processed.
+__attribute__((warn_unused_result))
+DestructionAction OnMalloc(LambdaHooks::AllocationHook f) {
+    MallocHooks before = MallocHooks::save();
+    LambdaHooks::lambdas.emplace_back(std::move(f));
+    LambdaHooks::lambda_malloc_hooks.overwrite();
+    return DestructionAction([before]() {
+        before.overwrite();
+        LambdaHooks::lambdas.pop_back();
+    });
+}
+
+// exported symbol, to force compiler not to optimize away pointers we set here
+const void* imaginary_use;
+
+TEST(TestTheTest, OnMalloc) {
+    size_t mallocs = 0;
+    {
+        const auto on_malloc = OnMalloc([&](size_t bytes) {
+            mallocs++;
+            EXPECT_EQ(bytes, 40);
+        });
+
+        imaginary_use = new int[10];
+    }
+    EXPECT_EQ(mallocs, 1);
+}
+
+
+__attribute__((warn_unused_result))
+DestructionAction ScopeDisallowMalloc() {
+    return OnMalloc([&](size_t bytes) {
+        ADD_FAILURE() << "Unexpected allocation: " << bytes;
+        using android::CallStack;
+        std::cout << CallStack::stackToString("UNEXPECTED ALLOCATION", CallStack::getCurrent(4 /*ignoreDepth*/).get())
+                  << std::endl;
+    });
+}
+
+using android::IBinder;
+using android::Parcel;
+using android::String16;
+using android::defaultServiceManager;
+using android::sp;
+using android::IServiceManager;
+
+static sp<IBinder> GetRemoteBinder() {
+    // This gets binder representing the service manager
+    // the current IServiceManager API doesn't expose the binder, and
+    // I want to avoid adding usages of the AIDL generated interface it
+    // is using underneath, so to avoid people copying it.
+    sp<IBinder> binder = defaultServiceManager()->checkService(String16("manager"));
+    EXPECT_NE(nullptr, binder);
+    return binder;
+}
+
+TEST(BinderAllocation, ParcelOnStack) {
+    const auto m = ScopeDisallowMalloc();
+    Parcel p;
+    imaginary_use = p.data();
+}
+
+TEST(BinderAllocation, GetServiceManager) {
+    defaultServiceManager(); // first call may alloc
+    const auto m = ScopeDisallowMalloc();
+    defaultServiceManager();
+}
+
+// note, ping does not include interface descriptor
+TEST(BinderAllocation, PingTransaction) {
+    sp<IBinder> a_binder = GetRemoteBinder();
+    const auto m = ScopeDisallowMalloc();
+    a_binder->pingBinder();
+}
+
+TEST(BinderAllocation, SmallTransaction) {
+    String16 empty_descriptor = String16("");
+    sp<IServiceManager> manager = defaultServiceManager();
+
+    size_t mallocs = 0;
+    const auto on_malloc = OnMalloc([&](size_t bytes) {
+        mallocs++;
+        // Parcel should allocate a small amount by default
+        EXPECT_EQ(bytes, 128);
+    });
+    manager->checkService(empty_descriptor);
+
+    EXPECT_EQ(mallocs, 1);
+}
+
+int main(int argc, char** argv) {
+    if (getenv("LIBC_HOOKS_ENABLE") == nullptr) {
+        CHECK(0 == setenv("LIBC_HOOKS_ENABLE", "1", true /*overwrite*/));
+        execv(argv[0], argv);
+        return 1;
+    }
+    ::testing::InitGoogleTest(&argc, argv);
+    return RUN_ALL_TESTS();
+}
diff --git a/services/surfaceflinger/CompositionEngine/src/OutputLayer.cpp b/services/surfaceflinger/CompositionEngine/src/OutputLayer.cpp
index 5ce72b0..0afcc97 100644
--- a/services/surfaceflinger/CompositionEngine/src/OutputLayer.cpp
+++ b/services/surfaceflinger/CompositionEngine/src/OutputLayer.cpp
@@ -261,7 +261,7 @@
      * (NOTE: the matrices are multiplied in reverse order)
      */
     const ui::Transform& layerTransform = layerState.geomLayerTransform;
-    const ui::Transform displayTransform{outputState.orientation};
+    const ui::Transform displayTransform{outputState.transform};
     const ui::Transform bufferTransform{layerState.geomBufferTransform};
     ui::Transform transform(displayTransform * layerTransform * bufferTransform);
 
diff --git a/services/surfaceflinger/CompositionEngine/tests/OutputLayerTest.cpp b/services/surfaceflinger/CompositionEngine/tests/OutputLayerTest.cpp
index 2060c5a..c9d8b5b 100644
--- a/services/surfaceflinger/CompositionEngine/tests/OutputLayerTest.cpp
+++ b/services/surfaceflinger/CompositionEngine/tests/OutputLayerTest.cpp
@@ -236,6 +236,7 @@
         mLayerState.frontEnd.geomLayerTransform.set(entry.layer, 1920, 1080);
         mLayerState.frontEnd.geomBufferTransform = entry.buffer;
         mOutputState.orientation = entry.display;
+        mOutputState.transform = ui::Transform{entry.display};
 
         auto actual = mOutputLayer.calculateOutputRelativeBufferTransform();
         EXPECT_EQ(entry.expected, actual) << "entry " << i;
@@ -310,5 +311,20 @@
     mOutputLayer.writeStateToHWC(true);
 }
 
+TEST_F(OutputLayerTest, displayInstallOrientationBufferTransformSetTo90) {
+    mLayerState.frontEnd.geomBufferUsesDisplayInverseTransform = false;
+    mLayerState.frontEnd.geomLayerTransform = ui::Transform{TR_IDENT};
+    // This test simulates a scenario where displayInstallOrientation is set to
+    // ROT_90. This only has an effect on the transform; orientation stays 0 (see
+    // DisplayDevice::setProjection).
+    mOutputState.orientation = TR_IDENT;
+    mOutputState.transform = ui::Transform{TR_ROT_90};
+    // Buffers are pre-rotated based on the transform hint (ROT_90); their
+    // geomBufferTransform is set to the inverse transform.
+    mLayerState.frontEnd.geomBufferTransform = TR_ROT_270;
+
+    EXPECT_EQ(TR_IDENT, mOutputLayer.calculateOutputRelativeBufferTransform());
+}
+
 } // namespace
 } // namespace android::compositionengine