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Merge pull request #10699 from jingyih/protect_tree_clone_with_write_lock

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mvcc: protect tree clone with write lock
This commit is contained in:
Xiang Li
2019-05-01 13:25:31 -07:00
committed by GitHub
parent fc6936863a 88922b0d08
commit 8a86a60fbc
1 changed files with 2 additions and 2 deletions
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4
mvcc/index.go
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@@ -91,9 +91,9 @@ func (ti *treeIndex) keyIndex(keyi *keyIndex) *keyIndex {
func (ti *treeIndex) visit(key, end []byte, f func(ki *keyIndex)) {
keyi, endi := &keyIndex{key: key}, &keyIndex{key: end}
ti.RLock()
ti.Lock()
clone := ti.tree.Clone()
ti.RUnlock()
ti.Unlock()
clone.AscendGreaterOrEqual(keyi, func(item btree.Item) bool {
if len(endi.key) > 0 && !item.Less(endi) {