The solution must provide a conceptual session lock per resource that is visible between applications.
解决方案必须为在应用程序之间可见的每个资源提供一个概念性的会话锁。
2
A lock associates the resource with an application, called the lock owner, to control how other applications can access the same resource.
锁将资源与应用程序(叫做锁拥有者)相关联，以控制其他应用程序对同一资源的访问。
3
In other words, the operating system doesn't enforce the resource sharing through the lock, so all processes that need the resource must cooperate to use the lock.