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// Copyright (c) 2023 The Bitcoin Core developers
// Distributed under the MIT software license, see the accompanying
// file COPYING or http://www.opensource.org/licenses/mit-license.php.
#ifndef BITCOIN_KERNEL_CS_MAIN_H
#define BITCOIN_KERNEL_CS_MAIN_H
#include <sync.h>
/**
* Mutex to guard access to validation specific variables, such as reading
* or changing the chainstate.
*
* This may also need to be locked when updating the transaction pool, e.g. on
* AcceptToMemoryPool. See CTxMemPool::cs comment for details.
*
* The transaction pool has a separate lock to allow reading from it and the
* chainstate at the same time.
*/
extern RecursiveMutex cs_main;
#endif // BITCOIN_KERNEL_CS_MAIN_H
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