关于linux内核的初始化内存管理，以及分页机制的实现，做了详细的说明和代码。-Initialization on the linux kernel memory management, as well as the realization of the paging mechanism, a detailed descr iption and code.

在分页式管理方式下采用链表法来表示主存分配情况，实现主存空间的分配和回收。- Paging management by using the list method to represent the distribution of main memory, the main memory space allocation and recovery.

在分页式管理方式下采用位示图来表示主存分配情况，实现主存空间的分配和回收。- Paging management diagram to represent the distribution of main memory, the main memory space allocation and recovery