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[0.1] Stop checking ChannelLiquidity's in-memory size #3610

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Feb 21, 2025
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[0.1] Stop checking ChannelLiquidity's in-memory size #3610

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10 changes: 0 additions & 10 deletions lightning/src/routing/scoring.rs
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Original file line number Diff line number Diff line change
Expand Up @@ -821,16 +821,6 @@ struct ChannelLiquidity {
offset_history_last_updated: Duration,
}

// Check that the liquidity HashMap's entries sit on round cache lines.
//
// Specifically, the first cache line will have the key, the liquidity offsets, and the total
// points tracked in the historical tracker.
//
// The next two cache lines will have the historical points, which we only access last during
// scoring, followed by the last_updated `Duration`s (which we do not need during scoring).
const _LIQUIDITY_MAP_SIZING_CHECK: usize = 192 - ::core::mem::size_of::<(u64, ChannelLiquidity)>();
const _LIQUIDITY_MAP_SIZING_CHECK_2: usize = ::core::mem::size_of::<(u64, ChannelLiquidity)>() - 192;

/// A snapshot of [`ChannelLiquidity`] in one direction assuming a certain channel capacity.
struct DirectedChannelLiquidity<L: Deref<Target = u64>, HT: Deref<Target = HistoricalLiquidityTracker>, T: Deref<Target = Duration>> {
min_liquidity_offset_msat: L,
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