Merge "Introduce feature flag for UiAutomation inject event test/hidden APIs" into main
diff --git a/libs/binder/Parcel.cpp b/libs/binder/Parcel.cpp
index c0ebee0..bc027d7 100644
--- a/libs/binder/Parcel.cpp
+++ b/libs/binder/Parcel.cpp
@@ -616,6 +616,7 @@
         }
 #else
         LOG_ALWAYS_FATAL("Binder kernel driver disabled at build time");
+        (void)kernelFields;
         return INVALID_OPERATION;
 #endif // BINDER_WITH_KERNEL_IPC
     } else {
@@ -797,6 +798,7 @@
         setDataPosition(initPosition);
 #else
         LOG_ALWAYS_FATAL("Binder kernel driver disabled at build time");
+        (void)kernelFields;
 #endif
     } else if (const auto* rpcFields = maybeRpcFields(); rpcFields && rpcFields->mFds) {
         for (const auto& fd : *rpcFields->mFds) {
@@ -839,9 +841,10 @@
         }
 #else
         LOG_ALWAYS_FATAL("Binder kernel driver disabled at build time");
+        (void)kernelFields;
         return INVALID_OPERATION;
 #endif // BINDER_WITH_KERNEL_IPC
-    } else if (const auto* rpcFields = maybeRpcFields()) {
+    } else if (maybeRpcFields()) {
         return INVALID_OPERATION;
     }
     return NO_ERROR;
@@ -879,6 +882,7 @@
         }
 #else
         LOG_ALWAYS_FATAL("Binder kernel driver disabled at build time");
+        (void)kernelFields;
         return INVALID_OPERATION;
 #endif // BINDER_WITH_KERNEL_IPC
     } else if (const auto* rpcFields = maybeRpcFields()) {
@@ -971,6 +975,7 @@
         writeInt32(kHeader);
 #else  // BINDER_WITH_KERNEL_IPC
         LOG_ALWAYS_FATAL("Binder kernel driver disabled at build time");
+        (void)kernelFields;
         return INVALID_OPERATION;
 #endif // BINDER_WITH_KERNEL_IPC
     }
@@ -1061,6 +1066,7 @@
 #else  // BINDER_WITH_KERNEL_IPC
         LOG_ALWAYS_FATAL("Binder kernel driver disabled at build time");
         (void)threadState;
+        (void)kernelFields;
         return false;
 #endif // BINDER_WITH_KERNEL_IPC
     }
@@ -2688,6 +2694,7 @@
 #else  // BINDER_WITH_KERNEL_IPC
         (void)newObjectsSize;
         LOG_ALWAYS_FATAL("Binder kernel driver disabled at build time");
+        (void)kernelFields;
 #endif // BINDER_WITH_KERNEL_IPC
     } else if (auto* rpcFields = maybeRpcFields()) {
         rpcFields->mFds.reset();
diff --git a/libs/binder/rust/src/persistable_bundle.rs b/libs/binder/rust/src/persistable_bundle.rs
index 367f334..d71ed73 100644
--- a/libs/binder/rust/src/persistable_bundle.rs
+++ b/libs/binder/rust/src/persistable_bundle.rs
@@ -22,17 +22,18 @@
 };
 use binder_ndk_sys::{
     APersistableBundle, APersistableBundle_delete, APersistableBundle_dup,
-    APersistableBundle_erase, APersistableBundle_getBoolean, APersistableBundle_getDouble,
-    APersistableBundle_getInt, APersistableBundle_getLong, APersistableBundle_getPersistableBundle,
-    APersistableBundle_isEqual, APersistableBundle_new, APersistableBundle_putBoolean,
-    APersistableBundle_putBooleanVector, APersistableBundle_putDouble,
-    APersistableBundle_putDoubleVector, APersistableBundle_putInt, APersistableBundle_putIntVector,
-    APersistableBundle_putLong, APersistableBundle_putLongVector,
+    APersistableBundle_erase, APersistableBundle_getBoolean, APersistableBundle_getBooleanVector,
+    APersistableBundle_getDouble, APersistableBundle_getDoubleVector, APersistableBundle_getInt,
+    APersistableBundle_getIntVector, APersistableBundle_getLong, APersistableBundle_getLongVector,
+    APersistableBundle_getPersistableBundle, APersistableBundle_isEqual, APersistableBundle_new,
+    APersistableBundle_putBoolean, APersistableBundle_putBooleanVector,
+    APersistableBundle_putDouble, APersistableBundle_putDoubleVector, APersistableBundle_putInt,
+    APersistableBundle_putIntVector, APersistableBundle_putLong, APersistableBundle_putLongVector,
     APersistableBundle_putPersistableBundle, APersistableBundle_putString,
     APersistableBundle_putStringVector, APersistableBundle_readFromParcel, APersistableBundle_size,
-    APersistableBundle_writeToParcel,
+    APersistableBundle_writeToParcel, APERSISTABLEBUNDLE_KEY_NOT_FOUND,
 };
-use std::ffi::{CString, NulError};
+use std::ffi::{c_char, CString, NulError};
 use std::ptr::{null_mut, NonNull};
 
 /// A mapping from string keys to values of various types.
@@ -373,6 +374,104 @@
         }
     }
 
+    /// Gets the vector of `T` associated with the given key.
+    ///
+    /// Returns an error if the key contains a NUL character, or `Ok(None)` if the key doesn't exist
+    /// in the bundle.
+    ///
+    /// `get_func` should be one of the `APersistableBundle_get*Vector` functions from
+    /// `binder_ndk_sys`.
+    ///
+    /// # Safety
+    ///
+    /// `get_func` must only require that the pointers it takes are valid for the duration of the
+    /// call. It must allow a null pointer for the buffer, and must return the size in bytes of
+    /// buffer it requires. If it is given a non-null buffer pointer it must write that number of
+    /// bytes to the buffer, which must be a whole number of valid `T` values.
+    unsafe fn get_vec<T: Clone + Default>(
+        &self,
+        key: &str,
+        get_func: unsafe extern "C" fn(
+            *const APersistableBundle,
+            *const c_char,
+            *mut T,
+            i32,
+        ) -> i32,
+    ) -> Result<Option<Vec<T>>, NulError> {
+        let key = CString::new(key)?;
+        // SAFETY: The wrapped `APersistableBundle` pointer is guaranteed to be valid for the
+        // lifetime of the `PersistableBundle`. The pointer returned by `key.as_ptr()` is guaranteed
+        // to be valid for the lifetime of `key`. A null pointer is allowed for the buffer.
+        match unsafe { get_func(self.0.as_ptr(), key.as_ptr(), null_mut(), 0) } {
+            APERSISTABLEBUNDLE_KEY_NOT_FOUND => Ok(None),
+            required_buffer_size => {
+                let mut value = vec![
+                    T::default();
+                    usize::try_from(required_buffer_size).expect(
+                        "APersistableBundle_get*Vector returned invalid size"
+                    ) / size_of::<T>()
+                ];
+                // SAFETY: The wrapped `APersistableBundle` pointer is guaranteed to be valid for
+                // the lifetime of the `PersistableBundle`. The pointer returned by `key.as_ptr()`
+                // is guaranteed to be valid for the lifetime of `key`. The value buffer pointer is
+                // valid as it comes from the Vec we just allocated.
+                match unsafe {
+                    get_func(
+                        self.0.as_ptr(),
+                        key.as_ptr(),
+                        value.as_mut_ptr(),
+                        (value.len() * size_of::<T>()).try_into().unwrap(),
+                    )
+                } {
+                    APERSISTABLEBUNDLE_KEY_NOT_FOUND => {
+                        panic!("APersistableBundle_get*Vector failed to find key after first finding it");
+                    }
+                    _ => Ok(Some(value)),
+                }
+            }
+        }
+    }
+
+    /// Gets the boolean vector value associated with the given key.
+    ///
+    /// Returns an error if the key contains a NUL character, or `Ok(None)` if the key doesn't exist
+    /// in the bundle.
+    pub fn get_bool_vec(&self, key: &str) -> Result<Option<Vec<bool>>, NulError> {
+        // SAFETY: APersistableBundle_getBooleanVector fulfils all the safety requirements of
+        // `get_vec`.
+        unsafe { self.get_vec(key, APersistableBundle_getBooleanVector) }
+    }
+
+    /// Gets the i32 vector value associated with the given key.
+    ///
+    /// Returns an error if the key contains a NUL character, or `Ok(None)` if the key doesn't exist
+    /// in the bundle.
+    pub fn get_int_vec(&self, key: &str) -> Result<Option<Vec<i32>>, NulError> {
+        // SAFETY: APersistableBundle_getIntVector fulfils all the safety requirements of
+        // `get_vec`.
+        unsafe { self.get_vec(key, APersistableBundle_getIntVector) }
+    }
+
+    /// Gets the i64 vector value associated with the given key.
+    ///
+    /// Returns an error if the key contains a NUL character, or `Ok(None)` if the key doesn't exist
+    /// in the bundle.
+    pub fn get_long_vec(&self, key: &str) -> Result<Option<Vec<i64>>, NulError> {
+        // SAFETY: APersistableBundle_getLongVector fulfils all the safety requirements of
+        // `get_vec`.
+        unsafe { self.get_vec(key, APersistableBundle_getLongVector) }
+    }
+
+    /// Gets the f64 vector value associated with the given key.
+    ///
+    /// Returns an error if the key contains a NUL character, or `Ok(None)` if the key doesn't exist
+    /// in the bundle.
+    pub fn get_double_vec(&self, key: &str) -> Result<Option<Vec<f64>>, NulError> {
+        // SAFETY: APersistableBundle_getDoubleVector fulfils all the safety requirements of
+        // `get_vec`.
+        unsafe { self.get_vec(key, APersistableBundle_getDoubleVector) }
+    }
+
     /// Gets the `PersistableBundle` value associated with the given key.
     ///
     /// Returns an error if the key contains a NUL character, or `Ok(None)` if the key doesn't exist
@@ -486,6 +585,10 @@
         assert_eq!(bundle.get_int("foo"), Ok(None));
         assert_eq!(bundle.get_long("foo"), Ok(None));
         assert_eq!(bundle.get_double("foo"), Ok(None));
+        assert_eq!(bundle.get_bool_vec("foo"), Ok(None));
+        assert_eq!(bundle.get_int_vec("foo"), Ok(None));
+        assert_eq!(bundle.get_long_vec("foo"), Ok(None));
+        assert_eq!(bundle.get_double_vec("foo"), Ok(None));
     }
 
     #[test]
@@ -543,7 +646,7 @@
     }
 
     #[test]
-    fn insert_vec() {
+    fn insert_get_vec() {
         let mut bundle = PersistableBundle::new();
 
         assert_eq!(bundle.insert_bool_vec("bool", &[]), Ok(()));
@@ -567,6 +670,11 @@
         );
 
         assert_eq!(bundle.size(), 5);
+
+        assert_eq!(bundle.get_bool_vec("bool"), Ok(Some(vec![])));
+        assert_eq!(bundle.get_int_vec("int"), Ok(Some(vec![42])));
+        assert_eq!(bundle.get_long_vec("long"), Ok(Some(vec![66, 67, 68])));
+        assert_eq!(bundle.get_double_vec("double"), Ok(Some(vec![123.4])));
     }
 
     #[test]
diff --git a/libs/binder/rust/sys/BinderBindings.hpp b/libs/binder/rust/sys/BinderBindings.hpp
index deeaa37..c19e375 100644
--- a/libs/binder/rust/sys/BinderBindings.hpp
+++ b/libs/binder/rust/sys/BinderBindings.hpp
@@ -92,6 +92,11 @@
 #endif
 };
 
+enum {
+    APERSISTABLEBUNDLE_KEY_NOT_FOUND = APERSISTABLEBUNDLE_KEY_NOT_FOUND,
+    APERSISTABLEBUNDLE_ALLOCATOR_FAILED = APERSISTABLEBUNDLE_ALLOCATOR_FAILED,
+};
+
 } // namespace consts
 
 } // namespace c_interface
diff --git a/libs/gui/tests/EndToEndNativeInputTest.cpp b/libs/gui/tests/EndToEndNativeInputTest.cpp
index 06f00a4..8062a2e 100644
--- a/libs/gui/tests/EndToEndNativeInputTest.cpp
+++ b/libs/gui/tests/EndToEndNativeInputTest.cpp
@@ -85,6 +85,7 @@
 // We use the top 10 layers as a way to haphazardly place ourselves above anything else.
 static const int LAYER_BASE = INT32_MAX - 10;
 static constexpr std::chrono::nanoseconds DISPATCHING_TIMEOUT = 5s;
+static constexpr float EPSILON = MotionEvent::ROUNDING_PRECISION;
 
 class SynchronousWindowInfosReportedListener : public gui::BnWindowInfosReportedListener {
 public:
@@ -203,8 +204,8 @@
         ASSERT_EQ(InputEventType::MOTION, ev->getType());
         MotionEvent* mev = static_cast<MotionEvent*>(ev);
         EXPECT_EQ(AMOTION_EVENT_ACTION_DOWN, mev->getAction());
-        EXPECT_EQ(x, mev->getX(0));
-        EXPECT_EQ(y, mev->getY(0));
+        EXPECT_NEAR(x, mev->getX(0), EPSILON);
+        EXPECT_NEAR(y, mev->getY(0), EPSILON);
         EXPECT_EQ(0, mev->getFlags() & VERIFIED_MOTION_EVENT_FLAGS);
 
         ev = consumeEvent();
diff --git a/libs/renderengine/threaded/RenderEngineThreaded.cpp b/libs/renderengine/threaded/RenderEngineThreaded.cpp
index ea5605d..67f4aa1 100644
--- a/libs/renderengine/threaded/RenderEngineThreaded.cpp
+++ b/libs/renderengine/threaded/RenderEngineThreaded.cpp
@@ -23,6 +23,7 @@
 #include <future>
 
 #include <android-base/stringprintf.h>
+#include <common/FlagManager.h>
 #include <common/trace.h>
 #include <private/gui/SyncFeatures.h>
 #include <processgroup/processgroup.h>
@@ -60,7 +61,7 @@
 
     struct sched_param param = {0};
     int sched_policy;
-    if (enabled) {
+    if (enabled && !FlagManager::getInstance().disable_sched_fifo_re()) {
         sched_policy = SCHED_FIFO;
         param.sched_priority = kFifoPriority;
     } else {
diff --git a/services/inputflinger/dispatcher/trace/AndroidInputEventProtoConverter.cpp b/services/inputflinger/dispatcher/trace/AndroidInputEventProtoConverter.cpp
index cc04684..d64f375 100644
--- a/services/inputflinger/dispatcher/trace/AndroidInputEventProtoConverter.cpp
+++ b/services/inputflinger/dispatcher/trace/AndroidInputEventProtoConverter.cpp
@@ -16,7 +16,9 @@
 
 #include "AndroidInputEventProtoConverter.h"
 
+#include <android/input.h>
 #include <android-base/logging.h>
+#include <input/Input.h>
 #include <perfetto/trace/android/android_input_event.pbzero.h>
 
 namespace android::inputdispatcher::trace {
@@ -67,6 +69,12 @@
 
         const auto& coords = event.pointerCoords[i];
         auto bits = BitSet64(coords.bits);
+        if (isFromSource(event.source, AINPUT_SOURCE_CLASS_POINTER)) {
+            // Always include the X and Y axes for pointer events, since the
+            // bits will not be marked if the value is 0.
+            bits.markBit(AMOTION_EVENT_AXIS_X);
+            bits.markBit(AMOTION_EVENT_AXIS_Y);
+        }
         for (int32_t axisIndex = 0; !bits.isEmpty(); axisIndex++) {
             const auto axis = bits.clearFirstMarkedBit();
             auto axisEntry = pointer->add_axis_value();
diff --git a/services/inputflinger/tests/InputDispatcher_test.cpp b/services/inputflinger/tests/InputDispatcher_test.cpp
index b6e27a8..6b4c4b7 100644
--- a/services/inputflinger/tests/InputDispatcher_test.cpp
+++ b/services/inputflinger/tests/InputDispatcher_test.cpp
@@ -14914,4 +14914,195 @@
     mWindow->consumeMotionEvent(AllOf(WithMotionAction(ACTION_HOVER_EXIT), WithFlags(0)));
 }
 
+class TransferOrDontTransferFixture : public InputDispatcherTest,
+                                      public ::testing::WithParamInterface<bool> {
+public:
+    void SetUp() override {
+        InputDispatcherTest::SetUp();
+
+        std::shared_ptr<FakeApplicationHandle> app = std::make_shared<FakeApplicationHandle>();
+        mFromWindow =
+                sp<FakeWindowHandle>::make(app, mDispatcher, "From", ui::LogicalDisplayId::DEFAULT);
+        mToWindow =
+                sp<FakeWindowHandle>::make(app, mDispatcher, "To", ui::LogicalDisplayId::DEFAULT);
+
+        mDispatcher->onWindowInfosChanged(
+                {{*mFromWindow->getInfo(), *mToWindow->getInfo()}, {}, 0, 0});
+    }
+
+protected:
+    sp<FakeWindowHandle> mFromWindow;
+    sp<FakeWindowHandle> mToWindow;
+};
+
+// Start a touch gesture and then continue hovering the mouse at the same time.
+// After the mouse is hovering, invoke transferTouch API. Check the events that
+// are received by each of the windows.
+TEST_P(TransferOrDontTransferFixture, TouchDownAndMouseHover) {
+    SCOPED_FLAG_OVERRIDE(enable_multi_device_same_window_stream, false);
+
+    const nsecs_t baseTime = systemTime(SYSTEM_TIME_MONOTONIC);
+    const int32_t mouseDeviceId = 6;
+    const int32_t touchDeviceId = 4;
+
+    // Send touch down to the first window
+    mDispatcher->notifyMotion(MotionArgsBuilder(ACTION_DOWN, AINPUT_SOURCE_TOUCHSCREEN)
+                                      .deviceId(touchDeviceId)
+                                      .downTime(baseTime + 10)
+                                      .eventTime(baseTime + 10)
+                                      .pointer(PointerBuilder(0, ToolType::FINGER).x(100).y(100))
+                                      .build());
+    mFromWindow->consumeMotionEvent(WithMotionAction(ACTION_DOWN));
+
+    // Send touch move to the first window
+    mDispatcher->notifyMotion(MotionArgsBuilder(ACTION_MOVE, AINPUT_SOURCE_TOUCHSCREEN)
+                                      .deviceId(touchDeviceId)
+                                      .downTime(baseTime + 10)
+                                      .eventTime(baseTime + 20)
+                                      .pointer(PointerBuilder(0, ToolType::FINGER).x(110).y(100))
+                                      .build());
+    mFromWindow->consumeMotionEvent(WithMotionAction(ACTION_MOVE));
+
+    // Start mouse hover on the first window
+    mDispatcher->notifyMotion(MotionArgsBuilder(ACTION_HOVER_MOVE, AINPUT_SOURCE_MOUSE)
+                                      .deviceId(mouseDeviceId)
+                                      .downTime(baseTime + 30)
+                                      .eventTime(baseTime + 30)
+                                      .pointer(PointerBuilder(0, ToolType::MOUSE).x(200).y(200))
+                                      .build());
+
+    mFromWindow->consumeMotionEvent(WithMotionAction(ACTION_CANCEL));
+    mFromWindow->consumeMotionEvent(WithMotionAction(ACTION_HOVER_ENTER));
+
+    if (GetParam()) {
+        // Call transferTouchGesture
+        const bool transferred =
+                mDispatcher->transferTouchGesture(mFromWindow->getToken(), mToWindow->getToken());
+        ASSERT_TRUE(transferred);
+
+        mFromWindow->consumeMotionEvent(WithMotionAction(ACTION_HOVER_EXIT));
+        // b/382473355: For some reason, mToWindow also receives HOVER_EXIT first
+        mToWindow->consumeMotionEvent(WithMotionAction(ACTION_HOVER_EXIT));
+        mToWindow->consumeMotionEvent(WithMotionAction(ACTION_DOWN));
+
+        // Further touch events should be delivered to mTowindow (?)
+        mDispatcher->notifyMotion(
+                MotionArgsBuilder(ACTION_MOVE, AINPUT_SOURCE_TOUCHSCREEN)
+                        .deviceId(touchDeviceId)
+                        .downTime(baseTime + 10)
+                        .eventTime(baseTime + 40)
+                        .pointer(PointerBuilder(0, ToolType::FINGER).x(120).y(100))
+                        .build());
+        mDispatcher->notifyMotion(
+                MotionArgsBuilder(ACTION_UP, AINPUT_SOURCE_TOUCHSCREEN)
+                        .deviceId(touchDeviceId)
+                        .downTime(baseTime + 10)
+                        .eventTime(baseTime + 50)
+                        .pointer(PointerBuilder(0, ToolType::FINGER).x(120).y(100))
+                        .build());
+        // b/382473355: Even though the window got ACTION_DOWN, it's no longer receiving the
+        // remainder of the touch gesture.
+
+        mFromWindow->assertNoEvents();
+        mToWindow->assertNoEvents();
+    } else {
+        // Don't call transferTouchGesture
+
+        // Further touch events should be dropped
+        mDispatcher->notifyMotion(
+                MotionArgsBuilder(ACTION_MOVE, AINPUT_SOURCE_TOUCHSCREEN)
+                        .deviceId(touchDeviceId)
+                        .downTime(baseTime + 10)
+                        .eventTime(baseTime + 40)
+                        .pointer(PointerBuilder(0, ToolType::FINGER).x(120).y(100))
+                        .build());
+        mFromWindow->assertNoEvents();
+        mToWindow->assertNoEvents();
+    }
+}
+
+TEST_P(TransferOrDontTransferFixture, MouseAndTouchTransferSimultaneousMultiDevice) {
+    SCOPED_FLAG_OVERRIDE(enable_multi_device_same_window_stream, true);
+
+    const nsecs_t baseTime = systemTime(SYSTEM_TIME_MONOTONIC);
+    const int32_t mouseDeviceId = 6;
+    const int32_t touchDeviceId = 4;
+
+    // Send touch down to the 'From' window
+    mDispatcher->notifyMotion(MotionArgsBuilder(ACTION_DOWN, AINPUT_SOURCE_TOUCHSCREEN)
+                                      .deviceId(touchDeviceId)
+                                      .downTime(baseTime + 10)
+                                      .eventTime(baseTime + 10)
+                                      .pointer(PointerBuilder(0, ToolType::FINGER).x(100).y(100))
+                                      .build());
+    mFromWindow->consumeMotionEvent(WithMotionAction(ACTION_DOWN));
+
+    // Send touch move to the 'From' window
+    mDispatcher->notifyMotion(MotionArgsBuilder(ACTION_MOVE, AINPUT_SOURCE_TOUCHSCREEN)
+                                      .deviceId(touchDeviceId)
+                                      .downTime(baseTime + 10)
+                                      .eventTime(baseTime + 20)
+                                      .pointer(PointerBuilder(0, ToolType::FINGER).x(110).y(100))
+                                      .build());
+    mFromWindow->consumeMotionEvent(WithMotionAction(ACTION_MOVE));
+
+    // Start mouse hover on the 'From' window
+    mDispatcher->notifyMotion(MotionArgsBuilder(ACTION_HOVER_MOVE, AINPUT_SOURCE_MOUSE)
+                                      .deviceId(mouseDeviceId)
+                                      .downTime(baseTime + 30)
+                                      .eventTime(baseTime + 30)
+                                      .pointer(PointerBuilder(0, ToolType::MOUSE).x(200).y(200))
+                                      .build());
+
+    mFromWindow->consumeMotionEvent(WithMotionAction(ACTION_HOVER_ENTER));
+
+    if (GetParam()) {
+        // Call transferTouchGesture
+        const bool transferred =
+                mDispatcher->transferTouchGesture(mFromWindow->getToken(), mToWindow->getToken());
+        ASSERT_TRUE(transferred);
+        mFromWindow->consumeMotionEvent(WithMotionAction(ACTION_CANCEL));
+        mFromWindow->consumeMotionEvent(WithMotionAction(ACTION_HOVER_EXIT));
+        mToWindow->consumeMotionEvent(WithMotionAction(ACTION_DOWN));
+
+        // Further touch events should be delivered to mToWindow
+        mDispatcher->notifyMotion(
+                MotionArgsBuilder(ACTION_MOVE, AINPUT_SOURCE_TOUCHSCREEN)
+                        .deviceId(touchDeviceId)
+                        .downTime(baseTime + 10)
+                        .eventTime(baseTime + 40)
+                        .pointer(PointerBuilder(0, ToolType::FINGER).x(120).y(100))
+                        .build());
+        mDispatcher->notifyMotion(
+                MotionArgsBuilder(ACTION_UP, AINPUT_SOURCE_TOUCHSCREEN)
+                        .deviceId(touchDeviceId)
+                        .downTime(baseTime + 10)
+                        .eventTime(baseTime + 50)
+                        .pointer(PointerBuilder(0, ToolType::FINGER).x(120).y(100))
+                        .build());
+        // b/382473355: Even though the window got ACTION_DOWN, it's receiving another DOWN!
+        mToWindow->consumeMotionEvent(WithMotionAction(ACTION_DOWN));
+        mToWindow->consumeMotionEvent(WithMotionAction(ACTION_MOVE));
+        mToWindow->consumeMotionEvent(WithMotionAction(ACTION_UP));
+
+        mFromWindow->assertNoEvents();
+        mToWindow->assertNoEvents();
+    } else {
+        // Don't call transferTouchGesture
+
+        mDispatcher->notifyMotion(
+                MotionArgsBuilder(ACTION_MOVE, AINPUT_SOURCE_TOUCHSCREEN)
+                        .deviceId(touchDeviceId)
+                        .downTime(baseTime + 10)
+                        .eventTime(baseTime + 40)
+                        .pointer(PointerBuilder(0, ToolType::FINGER).x(120).y(100))
+                        .build());
+        mFromWindow->consumeMotionEvent(WithMotionAction(ACTION_MOVE));
+        mFromWindow->assertNoEvents();
+        mToWindow->assertNoEvents();
+    }
+}
+
+INSTANTIATE_TEST_SUITE_P(WithAndWithoutTransfer, TransferOrDontTransferFixture, testing::Bool());
+
 } // namespace android::inputdispatcher
diff --git a/services/surfaceflinger/DisplayHardware/AidlComposerHal.cpp b/services/surfaceflinger/DisplayHardware/AidlComposerHal.cpp
index 5cef051..bb6bebe 100644
--- a/services/surfaceflinger/DisplayHardware/AidlComposerHal.cpp
+++ b/services/surfaceflinger/DisplayHardware/AidlComposerHal.cpp
@@ -357,7 +357,9 @@
     mAidlComposerCallback = ndk::SharedRefBase::make<AidlIComposerCallbackWrapper>(callback);
 
     ndk::SpAIBinder binder = mAidlComposerCallback->asBinder();
-    AIBinder_setMinSchedulerPolicy(binder.get(), SCHED_FIFO, 2);
+    if (!FlagManager::getInstance().disable_sched_fifo_composer_callback()) {
+        AIBinder_setMinSchedulerPolicy(binder.get(), SCHED_FIFO, 2);
+    }
 
     const auto status = mAidlComposerClient->registerCallback(mAidlComposerCallback);
     if (!status.isOk()) {
diff --git a/services/surfaceflinger/DisplayHardware/HidlComposerHal.cpp b/services/surfaceflinger/DisplayHardware/HidlComposerHal.cpp
index fc317f3..a010353 100644
--- a/services/surfaceflinger/DisplayHardware/HidlComposerHal.cpp
+++ b/services/surfaceflinger/DisplayHardware/HidlComposerHal.cpp
@@ -28,6 +28,7 @@
 #include <aidl/android/hardware/graphics/common/DisplayHotplugEvent.h>
 #include <android/binder_manager.h>
 #include <android/hardware/graphics/composer/2.1/types.h>
+#include <common/FlagManager.h>
 #include <common/trace.h>
 #include <composer-command-buffer/2.2/ComposerCommandBuffer.h>
 #include <hidl/HidlTransportSupport.h>
@@ -301,7 +302,9 @@
 }
 
 void HidlComposer::registerCallback(const sp<IComposerCallback>& callback) {
-    android::hardware::setMinSchedulerPolicy(callback, SCHED_FIFO, 2);
+    if (!FlagManager::getInstance().disable_sched_fifo_composer_callback()) {
+        android::hardware::setMinSchedulerPolicy(callback, SCHED_FIFO, 2);
+    }
 
     auto ret = [&]() {
         if (mClient_2_4) {
diff --git a/services/surfaceflinger/Scheduler/EventThread.cpp b/services/surfaceflinger/Scheduler/EventThread.cpp
index c6d7160..0efc396 100644
--- a/services/surfaceflinger/Scheduler/EventThread.cpp
+++ b/services/surfaceflinger/Scheduler/EventThread.cpp
@@ -344,7 +344,8 @@
     auto connection = sp<EventThreadConnection>::make(const_cast<EventThread*>(this),
                                                       IPCThreadState::self()->getCallingUid(),
                                                       eventRegistration);
-    if (FlagManager::getInstance().misc1()) {
+    if (FlagManager::getInstance().misc1() &&
+        !FlagManager::getInstance().disable_sched_fifo_sf_sched()) {
         const int policy = SCHED_FIFO;
         connection->setMinSchedulerPolicy(policy, sched_get_priority_min(policy));
     }
diff --git a/services/surfaceflinger/Scheduler/src/Timer.cpp b/services/surfaceflinger/Scheduler/src/Timer.cpp
index 20c58eb..6a5eeba 100644
--- a/services/surfaceflinger/Scheduler/src/Timer.cpp
+++ b/services/surfaceflinger/Scheduler/src/Timer.cpp
@@ -24,6 +24,7 @@
 #include <sys/timerfd.h>
 #include <sys/unistd.h>
 
+#include <common/FlagManager.h>
 #include <common/trace.h>
 #include <ftl/concat.h>
 #include <ftl/enum.h>
@@ -155,8 +156,10 @@
     setDebugState(DebugState::Running);
     struct sched_param param = {0};
     param.sched_priority = 2;
-    if (pthread_setschedparam(pthread_self(), SCHED_FIFO, &param) != 0) {
-        ALOGW("Failed to set SCHED_FIFO on dispatch thread");
+    if (!FlagManager::getInstance().disable_sched_fifo_sf_sched()) {
+        if (pthread_setschedparam(pthread_self(), SCHED_FIFO, &param) != 0) {
+            ALOGW("Failed to set SCHED_FIFO on dispatch thread");
+        }
     }
 
     if (pthread_setname_np(pthread_self(), "TimerDispatch") != 0) {
diff --git a/services/surfaceflinger/SurfaceFlinger.cpp b/services/surfaceflinger/SurfaceFlinger.cpp
index d6225e2..1038b9f 100644
--- a/services/surfaceflinger/SurfaceFlinger.cpp
+++ b/services/surfaceflinger/SurfaceFlinger.cpp
@@ -7116,7 +7116,7 @@
 
     struct sched_param param = {0};
     int sched_policy;
-    if (enabled) {
+    if (enabled && !FlagManager::getInstance().disable_sched_fifo_sf()) {
         sched_policy = SCHED_FIFO;
         param.sched_priority = kFifoPriority;
     } else {
@@ -7907,9 +7907,8 @@
     const scheduler::RefreshRateSelector::Policy currentPolicy = selector.getCurrentPolicy();
     ALOGV("Setting desired display mode specs: %s", currentPolicy.toString().c_str());
 
-    if (const bool isPacesetter =
-                mScheduler->onDisplayModeChanged(displayId, selector.getActiveMode(),
-                                                 /*clearContentRequirements*/ true)) {
+    if (mScheduler->onDisplayModeChanged(displayId, selector.getActiveMode(),
+                                         /*clearContentRequirements*/ true)) {
         mDisplayModeController.updateKernelIdleTimer(displayId);
     }
 
diff --git a/services/surfaceflinger/SurfaceFlinger.h b/services/surfaceflinger/SurfaceFlinger.h
index a793d50..158bf57 100644
--- a/services/surfaceflinger/SurfaceFlinger.h
+++ b/services/surfaceflinger/SurfaceFlinger.h
@@ -70,7 +70,6 @@
 
 #include <common/FlagManager.h>
 #include "ActivePictureTracker.h"
-#include "BackgroundExecutor.h"
 #include "Display/DisplayModeController.h"
 #include "Display/PhysicalDisplay.h"
 #include "Display/VirtualDisplaySnapshot.h"
@@ -102,12 +101,9 @@
 #include <atomic>
 #include <cstdint>
 #include <functional>
-#include <map>
 #include <memory>
 #include <mutex>
 #include <optional>
-#include <queue>
-#include <set>
 #include <string>
 #include <thread>
 #include <type_traits>
diff --git a/services/surfaceflinger/common/FlagManager.cpp b/services/surfaceflinger/common/FlagManager.cpp
index e80cd78..15df152 100644
--- a/services/surfaceflinger/common/FlagManager.cpp
+++ b/services/surfaceflinger/common/FlagManager.cpp
@@ -104,9 +104,19 @@
     dumpFlag(result, (aconfig), #name, std::bind(&FlagManager::name, this))
 #define DUMP_LEGACY_SERVER_FLAG(name) DUMP_FLAG_INTERNAL(name, false)
 #define DUMP_ACONFIG_FLAG(name) DUMP_FLAG_INTERNAL(name, true)
+#define DUMP_SYSPROP_FLAG(name) \
+    dumpFlag(result, (true), "debug.sf." #name, std::bind(&FlagManager::name, this))
 
     base::StringAppendF(&result, "FlagManager values: \n");
 
+    /// Sysprop flags ///
+    DUMP_SYSPROP_FLAG(disable_sched_fifo_sf);
+    DUMP_SYSPROP_FLAG(disable_sched_fifo_sf_binder);
+    DUMP_SYSPROP_FLAG(disable_sched_fifo_sf_sched);
+    DUMP_SYSPROP_FLAG(disable_sched_fifo_re);
+    DUMP_SYSPROP_FLAG(disable_sched_fifo_composer);
+    DUMP_SYSPROP_FLAG(disable_sched_fifo_composer_callback);
+
     /// Legacy server flags ///
     DUMP_LEGACY_SERVER_FLAG(use_adpf_cpu_hint);
     DUMP_LEGACY_SERVER_FLAG(use_skia_tracing);
@@ -185,6 +195,12 @@
     const auto res = parseBool(value.c_str());
     return res.has_value() && res.value();
 }
+#define FLAG_MANAGER_SYSPROP_FLAG(name, defaultVal)                                      \
+    bool FlagManager::name() const {                                                     \
+        static const bool kFlagValue =                                                   \
+                base::GetBoolProperty("debug.sf." #name, /* default value*/ defaultVal); \
+        return kFlagValue;                                                               \
+    }
 
 #define FLAG_MANAGER_LEGACY_SERVER_FLAG(name, syspropOverride, serverFlagName)              \
     bool FlagManager::name() const {                                                        \
@@ -215,6 +231,14 @@
 #define FLAG_MANAGER_ACONFIG_FLAG_IMPORTED(name, syspropOverride, owner) \
     FLAG_MANAGER_ACONFIG_INTERNAL(name, syspropOverride, owner)
 
+/// Debug sysprop flags - default value is always false ///
+FLAG_MANAGER_SYSPROP_FLAG(disable_sched_fifo_sf, /* default */ false)
+FLAG_MANAGER_SYSPROP_FLAG(disable_sched_fifo_sf_binder, /* default */ false)
+FLAG_MANAGER_SYSPROP_FLAG(disable_sched_fifo_sf_sched, /* default */ false)
+FLAG_MANAGER_SYSPROP_FLAG(disable_sched_fifo_re, /* default */ false)
+FLAG_MANAGER_SYSPROP_FLAG(disable_sched_fifo_composer, /* default */ false)
+FLAG_MANAGER_SYSPROP_FLAG(disable_sched_fifo_composer_callback, /* default */ false)
+
 /// Legacy server flags ///
 FLAG_MANAGER_LEGACY_SERVER_FLAG(test_flag, "", "")
 FLAG_MANAGER_LEGACY_SERVER_FLAG(use_adpf_cpu_hint, "debug.sf.enable_adpf_cpu_hint",
diff --git a/services/surfaceflinger/common/include/common/FlagManager.h b/services/surfaceflinger/common/include/common/FlagManager.h
index c7f97b4..147e79e 100644
--- a/services/surfaceflinger/common/include/common/FlagManager.h
+++ b/services/surfaceflinger/common/include/common/FlagManager.h
@@ -42,6 +42,14 @@
 
     void setUnitTestMode();
 
+    /// Debug sysprop flags ///
+    bool disable_sched_fifo_sf() const;
+    bool disable_sched_fifo_sf_binder() const;
+    bool disable_sched_fifo_sf_sched() const;
+    bool disable_sched_fifo_re() const;
+    bool disable_sched_fifo_composer() const;
+    bool disable_sched_fifo_composer_callback() const;
+
     /// Legacy server flags ///
     bool test_flag() const;
     bool use_adpf_cpu_hint() const;
diff --git a/services/surfaceflinger/main_surfaceflinger.cpp b/services/surfaceflinger/main_surfaceflinger.cpp
index 6c8972f..73dfa9f 100644
--- a/services/surfaceflinger/main_surfaceflinger.cpp
+++ b/services/surfaceflinger/main_surfaceflinger.cpp
@@ -132,7 +132,8 @@
     // Set the minimum policy of surfaceflinger node to be SCHED_FIFO.
     // So any thread with policy/priority lower than {SCHED_FIFO, 1}, will run
     // at least with SCHED_FIFO policy and priority 1.
-    if (errorInPriorityModification == 0) {
+    if (errorInPriorityModification == 0 &&
+        !FlagManager::getInstance().disable_sched_fifo_sf_binder()) {
         flinger->setMinSchedulerPolicy(SCHED_FIFO, newPriority);
     }
 
@@ -150,7 +151,8 @@
 
     // publish gui::ISurfaceComposer, the new AIDL interface
     sp<SurfaceComposerAIDL> composerAIDL = sp<SurfaceComposerAIDL>::make(flinger);
-    if (FlagManager::getInstance().misc1()) {
+    if (FlagManager::getInstance().misc1() &&
+        !FlagManager::getInstance().disable_sched_fifo_composer()) {
         composerAIDL->setMinSchedulerPolicy(SCHED_FIFO, newPriority);
     }
     sm->addService(String16("SurfaceFlingerAIDL"), composerAIDL, false,