Just to understand how Udev rules works.

On Fri, Aug 5, 2016 at 3:19 PM, Greg KH <greg@kroah.com> wrote:
On Fri, Aug 05, 2016 at 02:07:34PM +0530, Madhu K wrote:
> Hi All,
>
> Can anybody share the procedure to write an Udev rule to detect the USB
> keyboard during hot plug.

Why do you need this?