Comment # 8 on bug 1032593 from Neil Brown

> I'll add it to our openSUSE-42.1 kernel.

Actually I won't.  I can't.
42.1 has reached end-of-life.
https://en.opensuse.org/Lifetime says "May 17th 2017".

Sorry.

If you can build you own kernel, you could add the above patch.
Otherwise you need to upgrade your distro.