23 lines
552 B
Go
23 lines
552 B
Go
// Copyright 2016 The Periph Authors. All rights reserved.
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// Use of this source code is governed under the Apache License, Version 2.0
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// that can be found in the LICENSE file.
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package cpu
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import (
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"syscall"
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"time"
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)
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const isLinux = true
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func nanospinLinux(d time.Duration) {
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// runtime.nanotime() is not exported so it cannot be used to busy loop for
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// very short sleep (10µs or less).
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time := syscall.NsecToTimespec(d.Nanoseconds())
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leftover := syscall.Timespec{}
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for syscall.Nanosleep(&time, &leftover) != nil {
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time = leftover
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}
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}
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