驱动如何区分出次设备号。 read/write接口函数要能够获得字符设备结构体变量地址。 什么是文件描述符？ Linux 中一切都可以看作文件，包括普通文件、链接文件、Socket 以及设备驱动等，对其进行相关操作时，都可能会创建对应的文件描述符。文件描述符（file ...

1. 什么是文件系统？ 操作系统中负责管理和存储文件信息的软件机构称为文件管理系统，简称文件系统。 通常文件系统是用于存储和组织文件的一种机制，便于对文件进行方便的查找与访问。 文件系统是对文件存储设备的空间进行组织和分配，负责文件存储并 ...

Let's start by clearly stating what this post is, and what it isn't. It is a description of how I set up multi-boot for Linux systems, sometimes including Windows, using the GRUB bootloader. It is not ...

A filesystem is a fundamental component of any operating system. It is the system that manages how data is stored and retrieved on a storage device. In the world of Linux, filesystems play a crucial ...

Question, on a 2TB drive how much space is wasted by using normal amount of inodes instead of largefile or largefile4, I created my filesystems with normal but I only have files in the 100MB to 4GB ...