2019年1月22日
linux System V IPC Mechanisms
摘要： Message Queues Semaphores Shared Memory 阅读全文
posted @ 2019-01-22 15:16 嵌入式实操 阅读(244) 评论(0) 推荐(0)
linux pipes
摘要： In Linux, a pipe is implemented using two filedata structures which both point at the same temporary VFS inode which itself points at a physical page 阅读全文
posted @ 2019-01-22 15:05 嵌入式实操 阅读(227) 评论(0) 推荐(0)
linux create a process
摘要： When the system starts up it is running in kernel mode and there is, in a sense, only one process, the initial process. Like all processes, the initia 阅读全文
posted @ 2019-01-22 14:50 嵌入式实操 阅读(289) 评论(0) 推荐(0)
linux processes identifiers
摘要： Linux, like all Unix uses user and group identifiers to check for access rights to files and images in the system. All of the files in a Linux system 阅读全文
posted @ 2019-01-22 14:21 嵌入式实操 阅读(141) 评论(0) 推荐(0)
linux processes
摘要： So that Linux can manage the processes in the system, each process is represented by a task_struct data structure (task and process are terms which Li 阅读全文
posted @ 2019-01-22 14:00 嵌入式实操 阅读(435) 评论(0) 推荐(0)