https://bugs.freedesktop.org/show_bug.cgi?id=106258
--- Comment #4 from Matt Corallo freedesktop@bluematt.me --- Oops, looks like we got our wires crossed on what has and hasn't been tested. It only *may* be PAGE_SIZE related, but seems relevant 3d stuff was never tested on PPC64LE with 4K pages, only 64K.