db_lmdb: don't unnecessarily cast to double on the way to uint64_t

This commit is contained in:
moneromooo-monero 2019-01-18 23:58:48 +00:00
parent 4e72384318
commit d78addcbc0
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@ -495,7 +495,7 @@ void BlockchainLMDB::do_resize(uint64_t increase_size)
mdb_env_stat(m_env, &mst); mdb_env_stat(m_env, &mst);
// add 1Gb per resize, instead of doing a percentage increase // add 1Gb per resize, instead of doing a percentage increase
uint64_t new_mapsize = (double) mei.me_mapsize + add_size; uint64_t new_mapsize = (uint64_t) mei.me_mapsize + add_size;
// If given, use increase_size instead of above way of resizing. // If given, use increase_size instead of above way of resizing.
// This is currently used for increasing by an estimated size at start of new // This is currently used for increasing by an estimated size at start of new
@ -1280,14 +1280,14 @@ void BlockchainLMDB::open(const std::string& filename, const int db_flags)
MDB_envinfo mei; MDB_envinfo mei;
mdb_env_info(m_env, &mei); mdb_env_info(m_env, &mei);
uint64_t cur_mapsize = (double)mei.me_mapsize; uint64_t cur_mapsize = (uint64_t)mei.me_mapsize;
if (cur_mapsize < mapsize) if (cur_mapsize < mapsize)
{ {
if (auto result = mdb_env_set_mapsize(m_env, mapsize)) if (auto result = mdb_env_set_mapsize(m_env, mapsize))
throw0(DB_ERROR(lmdb_error("Failed to set max memory map size: ", result).c_str())); throw0(DB_ERROR(lmdb_error("Failed to set max memory map size: ", result).c_str()));
mdb_env_info(m_env, &mei); mdb_env_info(m_env, &mei);
cur_mapsize = (double)mei.me_mapsize; cur_mapsize = (uint64_t)mei.me_mapsize;
LOG_PRINT_L1("LMDB memory map size: " << cur_mapsize); LOG_PRINT_L1("LMDB memory map size: " << cur_mapsize);
} }