avoid undue gas_target halving on 1559 fork block

ethereum · May 5, 2021 · 4b132db · 4b132db
1 parent 8a7e5bc
commit 4b132db
Showing 1 changed file with 7 additions and 1 deletion.
diff --git a/EIPS/eip-1559.md b/EIPS/eip-1559.md
@@ -155,9 +155,15 @@ ELASTICITY_MULTIPLIER = 2
 
 class World(ABC):
 	def validate_block(self, block: Block) -> None:
+        parent_gas_target = self.parent(block).gas_limit // ELASTICITY_MULTIPLIER
+
+        # On the fork block, don't account for the ELASTICITY_MULTIPLIER to avoid
+        # unduly havling the gas_target. 
+        if INITIAL_FORK_BLOCK_NUMBER == block.number:
+            parent_gas_target = self.parent(block).gas_limit 
+
 		parent_base_fee_per_gas = self.parent(block).base_fee_per_gas
 		parent_gas_used = self.parent(block).gas_used
-		parent_gas_target = self.parent(block).gas_limit // ELASTICITY_MULTIPLIER
 		gas_target = block.gas_limit // ELASTICITY_MULTIPLIER
 		transactions = self.transactions(block)