runtime2_lockrank.go

     1  // Copyright 2020 The Go Authors. All rights reserved.
     2  // Use of this source code is governed by a BSD-style
     3  // license that can be found in the LICENSE file.
     4  
     5  //go:build goexperiment.staticlockranking
     6  
     7  package sync
     8  
     9  import "unsafe"
    10  
    11  // Approximation of notifyList in runtime/sema.go. Size and alignment must
    12  // agree.
    13  type notifyList struct {
    14  	wait   uint32
    15  	notify uint32
    16  	rank   int     // rank field of the mutex
    17  	pad    int     // pad field of the mutex
    18  	lock   uintptr // key field of the mutex
    19  
    20  	head unsafe.Pointer
    21  	tail unsafe.Pointer
    22  }
    23
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