mirror of https://github.com/golang/go.git
21 lines
570 B
Go
21 lines
570 B
Go
// Copyright 2013 The Go Authors. All rights reserved.
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// Use of this source code is governed by a BSD-style
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// license that can be found in the LICENSE file.
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//go:build dragonfly || freebsd || linux
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// +build dragonfly freebsd linux
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package runtime
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var Futexwakeup = futexwakeup
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//go:nosplit
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func Futexsleep(addr *uint32, val uint32, ns int64) {
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// Temporarily disable preemption so that a preemption signal
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// doesn't interrupt the system call.
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poff := debug.asyncpreemptoff
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debug.asyncpreemptoff = 1
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futexsleep(addr, val, ns)
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debug.asyncpreemptoff = poff
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}
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