1 files changed, 0 insertions, 21 deletions
diff --git a/src/runtime/export_test.go b/src/runtime/export_test.go
index 5f0e24d4f1..d2f3563956 100644
--- a/src/runtime/export_test.go
+++ b/src/runtime/export_test.go
@@ -1340,27 +1340,6 @@ func PageCachePagesLeaked() (leaked uintptr) {
 	return
 }
 
-type Mutex = mutex
-
-var Lock = lock
-var Unlock = unlock
-
-func MutexContended(l *mutex) bool {
-	switch atomic.Loaduintptr(&l.key) {
-	case 0: // unlocked
-		return false
-	case 1: // locked
-		return false
-	default: // an M is sleeping
-		return true
-	}
-}
-
-func SemRootLock(addr *uint32) *mutex {
-	root := semtable.rootFor(addr)
-	return &root.lock
-}
-
 var Semacquire = semacquire
 var Semrelease1 = semrelease1