Revision 35c6ea7a6794aeb67c1a6aa0a9452f2871902119 authored by Gyuho Lee on 27 March 2018, 17:31:05 UTC, committed by Joe Betz on 28 March 2018, 19:39:59 UTC
Signed-off-by: Gyuho Lee <gyuhox@gmail.com>
1 parent 8eeab58
consistent_index.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))
}
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