On Fri, Jan 16, 2009 at 3:47 PM, Nachiketa Sadhu <[email protected]> wrote:
> Can anyone explain how this command works, or give some pointers for
> further reading?

Have you checked sysfs documentation? I guess that will answer your
query. Here's it's wikipedia page which will give you some useful
links - http://en.wikipedia.org/wiki/Sysfs


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