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-rw-r--r--src/swarm/sync.rs4
1 files changed, 4 insertions, 0 deletions
diff --git a/src/swarm/sync.rs b/src/swarm/sync.rs
index 00ba1ad..07c990c 100644
--- a/src/swarm/sync.rs
+++ b/src/swarm/sync.rs
@@ -442,6 +442,10 @@ pub(crate) async fn handle_sync(
}
stats.heads_seen(heads_after.len());
let changed = heads_after != heads_before;
+ if changed {
+ // They came from it: none goes back (`SyncSession::came_from_peer`).
+ peer_state.sync.came_from_peer(&replica.doc, &heads_before);
+ }
if carried && !changed {
stats.nothing_new(payload_len, writer.is_some(), delivered);
}