2 files changed, 31 insertions, 0 deletions
diff --git a/services/core/java/com/android/server/notification/NotificationManagerService.java b/services/core/java/com/android/server/notification/NotificationManagerService.java
index ebea05ddfd0c..5c043f3e8e8c 100755
--- a/services/core/java/com/android/server/notification/NotificationManagerService.java
+++ b/services/core/java/com/android/server/notification/NotificationManagerService.java
@@ -7235,6 +7235,10 @@ public class NotificationManagerService extends SystemService {
                 }
             }
         }
+        if (Flags.traceCancelEvents()) {
+            Trace.instant(Trace.TRACE_TAG_SYSTEM_SERVER, "cancelNotificationInternal: " +
+                    SmallHash.hash(Objects.hashCode(tag) ^ id));
+        }
 
         cancelNotification(uid, callingPid, pkg, tag, id, 0,
                 mustNotHaveFlags, false, userId, REASON_APP_CANCEL, null);
diff --git a/services/core/java/com/android/server/notification/flags.aconfig b/services/core/java/com/android/server/notification/flags.aconfig
index 28598711ae3a..af3db6c6be4f 100644
--- a/services/core/java/com/android/server/notification/flags.aconfig
+++ b/services/core/java/com/android/server/notification/flags.aconfig
@@ -101,3 +101,30 @@ flag {
   description: "Stores restore data for not-yet-installed pkgs for 48 hours"
   bug: "334999659"
 }
+
+flag {
+  name: "trace_cancel_events"
+  namespace: "systemui"
+  description: "Adds performance tracing for binder cancel calls"
+  bug: "331677193"
+  metadata {
+      purpose: PURPOSE_BUGFIX
+  }
+}
+
+flag {
+  name: "exit_invalid_cancel_early"
+  namespace: "systemui"
+  description: "aborts cancel binder events early if notif doesn't exist"
+  bug: "331677193"
+  metadata {
+      purpose: PURPOSE_BUGFIX
+  }
+}
+
+flag {
+  name: "use_ipcdatacache_channels"
+  namespace: "systemui"
+  description: "Adds an IPCDataCache for notification channel/group lookups"
+  bug: "331677193"
+}