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Konstantin BogomolovandgVisor bot
e9a817bbd5
This change adds counter and timer metrics useful for analyzing the KVM platform. PiperOrigin-RevId: 447043888
27 lines
932 B
Go
27 lines
932 B
Go
// Copyright 2021 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 kvm
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// invalidate is the implementation for Invalidate.
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func (as *addressSpace) invalidate() {
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timer := asInvalidateDuration.Start()
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as.dirtySet.forEach(as.machine, func(c *vCPU) {
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if c.active.get() == as { // If this happens to be active,
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c.BounceToKernel() // ... force a kernel transition.
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}
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})
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timer.Finish()
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}
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