core: fix race conditions in txpool #23474
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MariusVanDerWijden
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holiman
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Aug 27, 2021
core/tx_list.go
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| } | ||
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| // reheap forcibly rebuilds the heap based on the current remote transaction set. | ||
| // Expects the reheap mutex to be held |
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If the mu is only there to protect the reheap operation, perhaps rename it to reheapMu and do the lock/unlock inside of reheap instead?
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Renamed and moved
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Actually, now you can revert another change too: remove reheap again and have only Reheap.
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Aug 27, 2021
| @@ -123,6 +124,8 @@ func setupTxPoolWithConfig(config *params.ChainConfig) (*TxPool, *ecdsa.PrivateK | |||
| key, _ := crypto.GenerateKey() | |||
| pool := NewTxPool(testTxPoolConfig, config, blockchain) | |||
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| // wait for the pool to initialize | |||
| <-pool.initDoneCh | |||
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I don't understand this change. What's the point of waiting the loop function to start up here?
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Otherwise the resetState function race with the loop function
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* core: fix race conditions in txpool * core: fixed races in the txpool * core: rebased on master * core: move reheap mutex * core: renamed mutex * core: revert Reheap changes
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* core: fix race conditions in txpool * core: fixed races in the txpool * core: rebased on master * core: move reheap mutex * core: renamed mutex * core: revert Reheap changes
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This PR fixes several race conditions in the txpool:
txList.SetBasefee(),txlist.Removed()andtxlist.Reheap()on who is allowed to reheap the listtxListon updating thetxlist.stalescountertxpool.loop()and reseting the txpool's blockchain between teststxpool.chain.gaslimitfrom within a test