diff options
Diffstat (limited to 'src/kernel/cs_main.h')
-rw-r--r-- | src/kernel/cs_main.h | 22 |
1 files changed, 22 insertions, 0 deletions
diff --git a/src/kernel/cs_main.h b/src/kernel/cs_main.h new file mode 100644 index 0000000000..8d03903b8e --- /dev/null +++ b/src/kernel/cs_main.h @@ -0,0 +1,22 @@ +// 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 |