diff --git a/services/inputflinger/reader/mapper/MultiTouchInputMapper.cpp b/services/inputflinger/reader/mapper/MultiTouchInputMapper.cpp
index 43bd9f1..0440f49 100644
--- a/services/inputflinger/reader/mapper/MultiTouchInputMapper.cpp
+++ b/services/inputflinger/reader/mapper/MultiTouchInputMapper.cpp
@@ -236,6 +236,20 @@
     mMultiTouchMotionAccumulator.process(rawEvent);
 }
 
+std::optional<int32_t> MultiTouchInputMapper::getActiveBitId(
+        const MultiTouchMotionAccumulator::Slot& inSlot) {
+    if (mHavePointerIds) {
+        int32_t trackingId = inSlot.getTrackingId();
+        for (BitSet32 idBits(mPointerIdBits); !idBits.isEmpty();) {
+            int32_t n = idBits.clearFirstMarkedBit();
+            if (mPointerTrackingIdMap[n] == trackingId) {
+                return std::make_optional(n);
+            }
+        }
+    }
+    return std::nullopt;
+}
+
 void MultiTouchInputMapper::syncTouch(nsecs_t when, RawState* outState) {
     size_t inCount = mMultiTouchMotionAccumulator.getSlotCount();
     size_t outCount = 0;
@@ -250,10 +264,9 @@
         }
 
         if (inSlot->getToolType() == AMOTION_EVENT_TOOL_TYPE_PALM) {
-            if (!mCurrentMotionAborted) {
-                ALOGI("Canceling touch gesture from device %s because the palm event was detected",
-                      getDeviceName().c_str());
-                cancelTouch(when);
+            std::optional<int32_t> id = getActiveBitId(*inSlot);
+            if (id) {
+                outState->rawPointerData.canceledIdBits.markBit(id.value());
             }
             continue;
         }
diff --git a/services/inputflinger/reader/mapper/MultiTouchInputMapper.h b/services/inputflinger/reader/mapper/MultiTouchInputMapper.h
index 190282f..ea6f207 100644
--- a/services/inputflinger/reader/mapper/MultiTouchInputMapper.h
+++ b/services/inputflinger/reader/mapper/MultiTouchInputMapper.h
@@ -103,6 +103,8 @@
     bool hasStylus() const override;
 
 private:
+    // If the slot is in use, return the bit id. Return std::nullopt otherwise.
+    std::optional<int32_t> getActiveBitId(const MultiTouchMotionAccumulator::Slot& inSlot);
     MultiTouchMotionAccumulator mMultiTouchMotionAccumulator;
 
     // Specifies the pointer id bits that are in use, and their associated tracking id.
diff --git a/services/inputflinger/reader/mapper/TouchInputMapper.cpp b/services/inputflinger/reader/mapper/TouchInputMapper.cpp
index 4274ca8..15d5288 100644
--- a/services/inputflinger/reader/mapper/TouchInputMapper.cpp
+++ b/services/inputflinger/reader/mapper/TouchInputMapper.cpp
@@ -104,6 +104,7 @@
     pointerCount = other.pointerCount;
     hoveringIdBits = other.hoveringIdBits;
     touchingIdBits = other.touchingIdBits;
+    canceledIdBits = other.canceledIdBits;
 
     for (uint32_t i = 0; i < pointerCount; i++) {
         pointers[i] = other.pointers[i];
@@ -140,6 +141,7 @@
     pointerCount = 0;
     hoveringIdBits.clear();
     touchingIdBits.clear();
+    canceledIdBits.clear();
 }
 
 void CookedPointerData::copyFrom(const CookedPointerData& other) {
@@ -1444,10 +1446,11 @@
 
 #if DEBUG_RAW_EVENTS
     ALOGD("syncTouch: pointerCount %d -> %d, touching ids 0x%08x -> 0x%08x, "
-          "hovering ids 0x%08x -> 0x%08x",
+          "hovering ids 0x%08x -> 0x%08x, canceled ids 0x%08x",
           last->rawPointerData.pointerCount, next->rawPointerData.pointerCount,
           last->rawPointerData.touchingIdBits.value, next->rawPointerData.touchingIdBits.value,
-          last->rawPointerData.hoveringIdBits.value, next->rawPointerData.hoveringIdBits.value);
+          last->rawPointerData.hoveringIdBits.value, next->rawPointerData.hoveringIdBits.value,
+          next->rawPointerData.canceledIdBits.value);
 #endif
 
     processRawTouches(false /*timeout*/);
@@ -1892,14 +1895,15 @@
         // Dispatch pointer up events.
         while (!upIdBits.isEmpty()) {
             uint32_t upId = upIdBits.clearFirstMarkedBit();
-
-            dispatchMotion(when, policyFlags, mSource, AMOTION_EVENT_ACTION_POINTER_UP, 0, 0,
-                           metaState, buttonState, 0,
+            bool isCanceled = mCurrentCookedState.cookedPointerData.canceledIdBits.hasBit(upId);
+            dispatchMotion(when, policyFlags, mSource, AMOTION_EVENT_ACTION_POINTER_UP, 0,
+                           isCanceled ? AMOTION_EVENT_FLAG_CANCELED : 0, metaState, buttonState, 0,
                            mLastCookedState.cookedPointerData.pointerProperties,
                            mLastCookedState.cookedPointerData.pointerCoords,
                            mLastCookedState.cookedPointerData.idToIndex, dispatchedIdBits, upId,
                            mOrientedXPrecision, mOrientedYPrecision, mDownTime);
             dispatchedIdBits.clearBit(upId);
+            mCurrentCookedState.cookedPointerData.canceledIdBits.clearBit(upId);
         }
 
         // Dispatch move events if any of the remaining pointers moved from their old locations.
@@ -2025,6 +2029,8 @@
             mCurrentRawState.rawPointerData.hoveringIdBits;
     mCurrentCookedState.cookedPointerData.touchingIdBits =
             mCurrentRawState.rawPointerData.touchingIdBits;
+    mCurrentCookedState.cookedPointerData.canceledIdBits =
+            mCurrentRawState.rawPointerData.canceledIdBits;
 
     if (mCurrentCookedState.cookedPointerData.pointerCount == 0) {
         mCurrentCookedState.buttonState = 0;
@@ -3563,7 +3569,11 @@
         if (action == AMOTION_EVENT_ACTION_POINTER_DOWN) {
             action = AMOTION_EVENT_ACTION_DOWN;
         } else if (action == AMOTION_EVENT_ACTION_POINTER_UP) {
-            action = AMOTION_EVENT_ACTION_UP;
+            if ((flags & AMOTION_EVENT_FLAG_CANCELED) != 0) {
+                action = AMOTION_EVENT_ACTION_CANCEL;
+            } else {
+                action = AMOTION_EVENT_ACTION_UP;
+            }
         } else {
             // Can't happen.
             ALOG_ASSERT(false);
diff --git a/services/inputflinger/reader/mapper/TouchInputMapper.h b/services/inputflinger/reader/mapper/TouchInputMapper.h
index d437e01..94486a6 100644
--- a/services/inputflinger/reader/mapper/TouchInputMapper.h
+++ b/services/inputflinger/reader/mapper/TouchInputMapper.h
@@ -71,7 +71,7 @@
 
     uint32_t pointerCount;
     Pointer pointers[MAX_POINTERS];
-    BitSet32 hoveringIdBits, touchingIdBits;
+    BitSet32 hoveringIdBits, touchingIdBits, canceledIdBits;
     uint32_t idToIndex[MAX_POINTER_ID + 1];
 
     RawPointerData();
@@ -90,6 +90,7 @@
     inline void clearIdBits() {
         hoveringIdBits.clear();
         touchingIdBits.clear();
+        canceledIdBits.clear();
     }
 
     inline const Pointer& pointerForId(uint32_t id) const { return pointers[idToIndex[id]]; }
@@ -102,7 +103,7 @@
     uint32_t pointerCount;
     PointerProperties pointerProperties[MAX_POINTERS];
     PointerCoords pointerCoords[MAX_POINTERS];
-    BitSet32 hoveringIdBits, touchingIdBits;
+    BitSet32 hoveringIdBits, touchingIdBits, canceledIdBits;
     uint32_t idToIndex[MAX_POINTER_ID + 1];
 
     CookedPointerData();