Merge "Add a comment about clat bpf stat lifetime" into main
diff --git a/service/src/com/android/server/connectivity/ClatCoordinator.java b/service/src/com/android/server/connectivity/ClatCoordinator.java
index eea16bf..aec4f24 100644
--- a/service/src/com/android/server/connectivity/ClatCoordinator.java
+++ b/service/src/com/android/server/connectivity/ClatCoordinator.java
@@ -399,6 +399,10 @@
mCookieTagMap = mDeps.getBpfCookieTagMap();
}
+ // Note that this may only be called on a brand new v4-* interface,
+ // because it uses bpfmap.insertEntry() which fails if entry exists,
+ // and because the value includes (initialized to 0) byte/packet
+ // counters, so a replace (instead of insert) would wipe those stats.
private void maybeStartBpf(final ClatdTracker tracker) {
if (mIngressMap == null || mEgressMap == null) return;