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core: optimize some accesses to unsortedTxn in mempool

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These don't need a full lock, they only read things from maps.
This commit is contained in:
Roman Khimov 2019-12-02 22:39:43 +03:00
parent 0cd3493fa5
commit 1c89c192ac
1 changed files with 4 additions and 4 deletions
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8
pkg/core/mem_pool.go
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@ -226,8 +226,8 @@ func NewMemPool(capacity int) MemPool {
// TryGetValue returns a transaction if it exists in the memory pool. // TryGetValue returns a transaction if it exists in the memory pool.
func (mp MemPool) TryGetValue(hash util.Uint256) (*transaction.Transaction, bool) { func (mp MemPool) TryGetValue(hash util.Uint256) (*transaction.Transaction, bool) {
mp.lock.Lock() mp.lock.RLock()
defer mp.lock.Unlock() defer mp.lock.RUnlock()
if pItem, ok := mp.unsortedTxn[hash]; ok { if pItem, ok := mp.unsortedTxn[hash]; ok {
return pItem.txn, ok return pItem.txn, ok
} }
@ -271,8 +271,8 @@ func min(sortedPool PoolItems) *PoolItem {
func (mp *MemPool) GetVerifiedTransactions() []*transaction.Transaction { func (mp *MemPool) GetVerifiedTransactions() []*transaction.Transaction {
var t []*transaction.Transaction var t []*transaction.Transaction
mp.lock.Lock() mp.lock.RLock()
defer mp.lock.Unlock() defer mp.lock.RUnlock()
for _, p := range mp.unsortedTxn { for _, p := range mp.unsortedTxn {
t = append(t, p.txn) t = append(t, p.txn)
} }