目录进程地址空间内存区域mm_struct 数据结构VMA 数据结构VMA 的属性内核如何管理内存malloc函数brk 系统调用malloc流程mmap函数私有匿名映射共享匿名映射私有文件映射共享文件映射总结进程地址空间
We\'re doing a whitelabelled version of our site, which will be hosted at foo.ourdomain.com. However we need to ensure session is maintained between www.ourdomain.com and foo.ourdomain.com, as our SS