components/scheduler/base/pollable_thread_safe_flag.cc


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// Copyright 2015 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.

#include "components/scheduler/base/pollable_thread_safe_flag.h"

PollableThreadSafeFlag::PollableThreadSafeFlag(base::Lock* write_lock_)
    : flag_(false), write_lock_(write_lock_) {}

PollableThreadSafeFlag::~PollableThreadSafeFlag() {}

void PollableThreadSafeFlag::SetWhileLocked(bool value) {
  write_lock_->AssertAcquired();
  base::subtle::Release_Store(&flag_, value);
}

bool PollableThreadSafeFlag::IsSet() const {
  return base::subtle::Acquire_Load(&flag_) != false;
}