At that point you might as well not have a kernel level anti cheat and companies who insist on kernel level anti cheat will block wine. The only solutions I see are
Developers mainly use server side anti cheat
They make native Linux games
Distros provide a way to ensure a untainted (signed) kernel
At that point you might as well not have a kernel level anti cheat and companies who insist on kernel level anti cheat will block wine. The only solutions I see are