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cleanup comment

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yongkangc
2026-01-07 06:10:45 +00:00
parent 85c7373397
commit 5cb709f038
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7
crates/chain-state/src/deferred_trie.rs
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@@ -149,13 +149,6 @@ impl DeferredTrieData {
/// 3. Otherwise, rebuild overlay from ancestors (rare fallback)
/// 4. Extend the overlay with this block's sorted data
///
/// # Why `anchor_hash` mismatch is safe
/// The parent's overlay can be reused even when `anchor_hash` differs because:
/// - Persisted blocks are removed from memory BEFORE new blocks are validated
/// - The `ancestors` slice only contains unpersisted blocks
/// - Parent's overlay only has data from blocks still in the ancestors list
/// - The `anchor_hash` is just metadata, not a correctness constraint for the overlay data
///
/// Used by both the async background task and the synchronous fallback path.
///
/// # Arguments