42 lines
1.2 KiB
Go
42 lines
1.2 KiB
Go
// Copyright 2018 The gVisor Authors.
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//
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// Licensed under the Apache License, Version 2.0 (the "License");
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// you may not use this file except in compliance with the License.
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// You may obtain a copy of the License at
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//
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// http://www.apache.org/licenses/LICENSE-2.0
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//
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// Unless required by applicable law or agreed to in writing, software
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// distributed under the License is distributed on an "AS IS" BASIS,
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// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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// See the License for the specific language governing permissions and
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// limitations under the License.
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package kernel
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import (
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"gvisor.dev/gvisor/pkg/sentry/time"
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)
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// beforeSave is invoked by stateify.
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func (t *Timekeeper) beforeSave() {
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if t.stop != nil {
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panic("pauseUpdates must be called before Save")
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}
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// N.B. we want the *offset* monotonic time.
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var err error
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if t.saveMonotonic, err = t.GetTime(time.Monotonic); err != nil {
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panic("unable to get current monotonic time: " + err.Error())
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}
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if t.saveRealtime, err = t.GetTime(time.Realtime); err != nil {
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panic("unable to get current realtime: " + err.Error())
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}
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}
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// afterLoad is invoked by stateify.
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func (t *Timekeeper) afterLoad() {
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t.restored = make(chan struct{})
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}
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