On Tue, 9 Nov 2021 at 08:56, Simon Ser <contact@xxxxxxxxxxx> wrote: > There are a few details specific to the GETFB2 IOCTL. > > It's not immediately clear how user-space should check for the > number of planes. Suggest using the pitches field. In fairness it is perfectly clear, it's just that I never considered calling it without master/admin because why would you ever do that? Anyway, the docs look correct and the more the better for sure, so this is: Acked-by: Daniel Stone <daniels@xxxxxxxxxxxxx>