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 ...

fputs 函数是将 s 所指向的数据往 stream 中所指向的文件中写 char * fgets ( char * str, int num, FILE * stream ) 注： 从流中读取字符并将它们作为 C 字符串存储到 str 中，直到读取 (num-1) 个字符或到达换行符或文件结尾，以先发生者为准。 换行符使 fgets 停止读取 ...

近年来脾气愈发温和的 Linus Torvalds，刚刚在 Linux 内核邮件列表中发布一篇措辞最为激烈的帖子，矛头直指谷歌一位贡献者关于文件系统的建议。 引发 Linus 愤怒情绪的导火索正是 inodes，即索引节点。根据红帽给出的定义，inodes 是“给定文件系统上特定元数据 ...

It doesn’t take very much time working on a Unix system before your attention is drawn to the mysteries of the inode, especially these days with the concept of metadata getting so much public ...

The ls command is probably one of the first commands that anyone using Unix learns, but it only shows a small portion of the information that is available with the stat command. The stat command pulls ...

I am currently writing a version of File Tree Walk for my systems programming class for the UNIX operating system. I was wondering if there was a verion of the stat function that takes an inode number ...

i am currently taking an OS course and have run across this problem.<BR><BR>Assume a Unix System V FS where each inode has 10 direct blocks , 1 indirect block and 1 double indirect block.<BR>Disk ...