gvisor/pkg/sentry/fs/file_state.go

32 lines
906 B
Go

// Copyright 2018 The gVisor 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 fs
// beforeSave is invoked by stateify.
func (f *File) beforeSave() {
f.saving = true
if f.flags.Async && f.async != nil {
f.async.Unregister(f)
}
}
// afterLoad is invoked by stateify.
func (f *File) afterLoad() {
f.mu.Init()
if f.flags.Async && f.async != nil {
f.async.Register(f)
}
}