Linux 用户空间与内核空间通信主要有以下几种方式：虚拟文件系统 (proc、sysfs、debugfs 等)、系统调用 (read、write、open 等)、信号 (SIGSEGV、SIGPIPE)、 Netlink 、内存映像 (mmap)、文件等。本文将重点介绍虚拟文件系统中的 sysfs。 一、sysfs概述 sysfs 是一种基于内存的虚拟文件系统 (类似的还有 ...

I have photo galleries from years back on that drive.<BR><BR>It is currently unmounted and open in debugfs but undelete command wants inode numbers, not exactly info I would remember.<BR><BR>Edit ...

When I run debugfs: stat ,I get a filesystem not open.Not sure what this means. Basically, I am trying to recover deleted files for practice but I am not sure what I should do for the response I ...