go lockrank_off 源码
golang lockrank_off 代码
文件路径：/src/runtime/lockrank_off.go
// 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
// // 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) {
}
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