1 files changed, 0 insertions, 38 deletions
diff --git a/tools/checklocks/test/defer.go b/tools/checklocks/test/defer.go
deleted file mode 100644
index 6e574e5eb..000000000
--- a/tools/checklocks/test/defer.go
+++ /dev/null
@@ -1,38 +0,0 @@
-// Copyright 2020 The gVisor Authors.
-//
-// Licensed under the Apache License, Version 2.0 (the "License");
-// you may not use this file except in compliance with the License.
-// You may obtain a copy of the License at
-//
-//     http://www.apache.org/licenses/LICENSE-2.0
-//
-// Unless required by applicable law or agreed to in writing, software
-// distributed under the License is distributed on an "AS IS" BASIS,
-// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
-// See the License for the specific language governing permissions and
-// limitations under the License.
-
-package test
-
-func testDeferValidUnlock(tc *oneGuardStruct) {
-	tc.mu.Lock()
-	tc.guardedField = 1
-	defer tc.mu.Unlock()
-}
-
-func testDeferValidAccess(tc *oneGuardStruct) {
-	tc.mu.Lock()
-	defer func() {
-		tc.guardedField = 1
-		tc.mu.Unlock()
-	}()
-}
-
-func testDeferInvalidAccess(tc *oneGuardStruct) {
-	tc.mu.Lock()
-	defer func() {
-		// N.B. Executed after tc.mu.Unlock().
-		tc.guardedField = 1 // +checklocksfail
-	}()
-	tc.mu.Unlock()
-}