miner: announce chan events synchronously

miner/worker.go

@@ -125,8 +125,6 @@ type worker struct {
 	// atomic status counters
 	mining int32
 	atWork int32
-
-	fullValidation bool
 }
 
 func newWorker(config *params.ChainConfig, engine consensus.Engine, coinbase common.Address, eth Backend, mux *event.TypeMux) *worker {
@@ -146,7 +144,6 @@ func newWorker(config *params.ChainConfig, engine consensus.Engine, coinbase com
 		coinbase:       coinbase,
 		agents:         make(map[Agent]struct{}),
 		unconfirmed:    newUnconfirmedBlocks(eth.BlockChain(), miningLogAtDepth),
-		fullValidation: false,
 	}
 	// Subscribe TxPreEvent for tx pool
 	worker.txSub = eth.TxPool().SubscribeTxPreEvent(worker.txCh)
@@ -297,13 +294,6 @@ func (self *worker) wait() {
 			block := result.Block
 			work := result.Work
 
-			if self.fullValidation {
-				if _, err := self.chain.InsertChain(types.Blocks{block}); err != nil {
-					log.Error("Mined invalid block", "err", err)
-					continue
-				}
-				go self.mux.Post(core.NewMinedBlockEvent{Block: block})
-			} else {
 			// Update the block hash in all logs since it is now available and not when the
 			// receipt/log of individual transactions were created.
 			for _, r := range work.receipts {
@@ -319,28 +309,23 @@ func (self *worker) wait() {
 				log.Error("Failed writing block to chain", "err", err)
 				continue
 			}
-
 			// check if canon block and write transactions
 			if stat == core.CanonStatTy {
 				// implicit by posting ChainHeadEvent
 				mustCommitNewWork = false
 			}
-				// broadcast before waiting for validation
-				go func(block *types.Block, logs []*types.Log, receipts []*types.Receipt) {
+			// Broadcast the block and announce chain insertion event
 			self.mux.Post(core.NewMinedBlockEvent{Block: block})
 			var (
 				events []interface{}
-						coalescedLogs []*types.Log
+				logs   = work.state.Logs()
 			)
 			events = append(events, core.ChainEvent{Block: block, Hash: block.Hash(), Logs: logs})
 			if stat == core.CanonStatTy {
 				events = append(events, core.ChainHeadEvent{Block: block})
-						coalescedLogs = logs
-					}
-					// post blockchain events
-					self.chain.PostChainEvents(events, coalescedLogs)
-				}(block, work.state.Logs(), work.receipts)
 			}
+			self.chain.PostChainEvents(events, logs)
+
 			// Insert the block into the set of pending ones to wait for confirmations
 			self.unconfirmed.Insert(block.NumberU64(), block.Hash())