a363175481的专栏

转自：http://linux.die.net/lkmpg/x769.html We have seen a very simple example for a /proc file where we only read the file /proc/helloworld. It's also possible to write in a /proc file. It works the sam

转自：http://linux.die.net/lkmpg/x710.html In Linux, there is an additional mechanism for the kernel and kernel modules to send information to processes --- the /proc file system. Originally designed