summaryrefslogtreecommitdiffstats
path: root/src/runtime/lockrank_off.go
blob: c86726f3dd7d9fe47ad294078e4dc7676d3c9c7f (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
// Copyright 2020 The Go Authors. All rights reserved.
// Use of this source code is governed by a BSD-style
// license that can be found in the LICENSE file.

//go:build !goexperiment.staticlockranking

package runtime

const staticLockRanking = false

// // lockRankStruct is embedded in mutex, but is empty when staticklockranking is
// disabled (the default)
type lockRankStruct struct {
}

func lockInit(l *mutex, rank lockRank) {
}

func getLockRank(l *mutex) lockRank {
	return 0
}

func lockWithRank(l *mutex, rank lockRank) {
	lock2(l)
}

// This function may be called in nosplit context and thus must be nosplit.
//
//go:nosplit
func acquireLockRank(rank lockRank) {
}

func unlockWithRank(l *mutex) {
	unlock2(l)
}

// This function may be called in nosplit context and thus must be nosplit.
//
//go:nosplit
func releaseLockRank(rank lockRank) {
}

func lockWithRankMayAcquire(l *mutex, rank lockRank) {
}

//go:nosplit
func assertLockHeld(l *mutex) {
}

//go:nosplit
func assertRankHeld(r lockRank) {
}

//go:nosplit
func worldStopped() {
}

//go:nosplit
func worldStarted() {
}

//go:nosplit
func assertWorldStopped() {
}

//go:nosplit
func assertWorldStoppedOrLockHeld(l *mutex) {
}