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BlockchainDB/LMDB: Refactor block-scope DB txn handling for add block

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Move block-scope txn start and stop from BlockchainLMDB to BlockchainDB.
This commit is contained in:
warptangent
2016-02-08 08:32:36 -08:00
parent f3a6000094
commit fd46c96dce
2 changed files with 10 additions and 20 deletions
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10
src/blockchain_db/blockchain_db.cpp
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@@ -99,6 +99,8 @@ uint64_t BlockchainDB::add_block( const block& blk
, const std::vector<transaction>& txs
)
{
block_txn_start();
TIME_MEASURE_START(time1);
crypto::hash blk_hash = get_block_hash(blk);
TIME_MEASURE_FINISH(time1);
@@ -125,9 +127,15 @@ uint64_t BlockchainDB::add_block( const block& blk
TIME_MEASURE_FINISH(time1);
time_add_transaction += time1;
// DB's new height based on this added block is only incremented after this
// function returns, so height() here returns the new previous height.
uint64_t prev_height = height();
block_txn_stop();
++num_calls;
return height();
return prev_height;
}
void BlockchainDB::pop_block(block& blk, std::vector<transaction>& txs)