On Tue, Mar 23, 2021 at 01:37:15PM -0300, Jason Gunthorpe wrote: > Isn't the devmap PTE flag arch optional? Does this fall back to not > using huge pages on arches that don't support it? > > Also, I feel like this code to install "pte_special" huge pages does > not belong in the drm subsystem..
It doesn't. Unfortunately the drm code has a lot of such warts where it pokes way to deep into VM internals.
