mirror of
https://github.com/k3s-io/k3s.git
synced 2024-06-07 19:41:36 +00:00
34 lines
1.1 KiB
Go
34 lines
1.1 KiB
Go
// Copyright 2015 The etcd Authors
|
|
//
|
|
// Licensed under the Apache License, Version 2.0 (the "License");
|
|
// you may not use this file except in compliance with the License.
|
|
// You may obtain a copy of the License at
|
|
//
|
|
// http://www.apache.org/licenses/LICENSE-2.0
|
|
//
|
|
// Unless required by applicable law or agreed to in writing, software
|
|
// distributed under the License is distributed on an "AS IS" BASIS,
|
|
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
|
|
// See the License for the specific language governing permissions and
|
|
// limitations under the License.
|
|
|
|
package etcdserver
|
|
|
|
import (
|
|
"sync/atomic"
|
|
)
|
|
|
|
// consistentIndex represents the offset of an entry in a consistent replica log.
|
|
// It implements the mvcc.ConsistentIndexGetter interface.
|
|
// It is always set to the offset of current entry before executing the entry,
|
|
// so ConsistentWatchableKV could get the consistent index from it.
|
|
type consistentIndex uint64
|
|
|
|
func (i *consistentIndex) setConsistentIndex(v uint64) {
|
|
atomic.StoreUint64((*uint64)(i), v)
|
|
}
|
|
|
|
func (i *consistentIndex) ConsistentIndex() uint64 {
|
|
return atomic.LoadUint64((*uint64)(i))
|
|
}
|