blob: edeb265f43e874747a81c843c0d3dc2c9bfafd06 [file] [log] [blame]
// 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 acquireLockRankAndM(rank lockRank) {
acquirem()
}
func unlockWithRank(l *mutex) {
unlock2(l)
}
// This function may be called in nosplit context and thus must be nosplit.
//
//go:nosplit
func releaseLockRankAndM(rank lockRank) {
releasem(getg().m)
}
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) {
}