资 源 简 介
读者-写者问题的读写操作限制(包括读者优先和写者优先)
写-写互斥:不能有两个写者同时进行写操作
读-写互斥:不能同时有一个线程在读,而另一个线程在写。
读-读允许:可以有一个或多个读者在读。-Readers- read and write operations to write the problem of constraints (including the readers of priority and writing preferred)
Write- write mutually exclusive: You can not have two writers write the same time
Read- Write mutually exclusive: You can not simultaneously reading a thread while another thread is writing.
Reading- Reading allowed: You can have one or more readers to read.