"sysfs is a ram-based filesystem initially based on ramfs. It provides a means to export kernel data structures, their attributes, and the linkages between them to userspace.” --- documentation/filesystems/sysfs.txt 可以先把documentation/filesystems/sys
"sysfs is a ram-based filesystem initially based on ramfs. It provides a means to export kernel data structures, their attributes, and the linkages between them to userspace.” --- documentation/filesystems/sysfs.txt 可以先把documentation/filesystems/sys