Chromium Code Reviews
chromiumcodereview-hr@appspot.gserviceaccount.com (chromiumcodereview-hr) | Please choose your nickname with Settings | Help | Chromium Project | Gerrit Changes | Sign out
(1848)

Unified Diff: base/task_scheduler/scheduler_lock_impl.h

Issue 1706123002: TaskScheduler [2/9] Scheduler Lock (Closed) Base URL: https://chromium.googlesource.com/chromium/src.git@master
Patch Set: Thread Local Acquired Lock Vector and CR Feedback Created 4 years, 10 months ago
Use n/p to move between diff chunks; N/P to move between comments. Draft comments are only viewable by you.
Jump to:
View side-by-side diff with in-line comments
Download patch
Index: base/task_scheduler/scheduler_lock_impl.h
diff --git a/base/task_scheduler/scheduler_lock_impl.h b/base/task_scheduler/scheduler_lock_impl.h
new file mode 100644
index 0000000000000000000000000000000000000000..51826fc88a0af20404958388dd2ebb076760fea3
--- /dev/null
+++ b/base/task_scheduler/scheduler_lock_impl.h
@@ -0,0 +1,45 @@
+// Copyright 2016 The Chromium Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+
+#ifndef BASE_TASK_SCHEDULER_SCHEDULER_LOCK_IMPL_H
+#define BASE_TASK_SCHEDULER_SCHEDULER_LOCK_IMPL_H
+
+#include "base/base_export.h"
+#include "base/macros.h"
+#include "base/memory/scoped_ptr.h"
+#include "base/synchronization/lock.h"
+
+namespace base {
+
+class ConditionVariable;
+
+namespace internal {
+
+// A regular lock with simple deadlock correctness checking.
+// This lock tracks all of the available locks to make sure that any locks are
+// acquired in an expected order.
+// See scheduler_lock.h for details.
+class BASE_EXPORT SchedulerLockImpl {
+ public:
+ SchedulerLockImpl();
+ explicit SchedulerLockImpl(const SchedulerLockImpl* predecessor);
+ ~SchedulerLockImpl();
+
+ void Acquire();
+ void Release();
+
+ void AssertAcquired() const;
+
+ scoped_ptr<ConditionVariable> CreateConditionVariable();
+
+ private:
+ Lock lock_;
+
+ DISALLOW_COPY_AND_ASSIGN(SchedulerLockImpl);
+};
+
+} // namespace internal
+} // namespace base
+
+#endif // BASE_TASK_SCHEDULER_SCHEDULER_LOCK_IMPL_H

Powered by Google App Engine
This is Rietveld 408576698