You can look at my code in the link I gave. It's pretty short and should work on kernels 3.x series to 5.x series. { EDIT: I realize this may make you ask your

You can look at my code in the link I gave. It's pretty short and should work on kernels 3.x series to 5.x series. { EDIT: I realize this may make you ask your question even more strongly. :-) }