Re: [PATCH v3 0/3] MR1152: ntdll: Fixes for Overwatch 2.

[Alexandre Julliard (＠julliard)]

> Changing the offset of `params` from `callback_frame.frame.rsp`
> actually breaks Overwatch again, so it's either subtracting 8 here or
> subtracting an extra 8 when calculating the address for `params`.

Adding some tests would be a good idea. You can look at the existing
KiUserExceptionDispatcher tests for an example.