08:19 MrCooper: agd5f_: since multiple people have bisected performance regressions to 0ddd2ae586d2 ("drm/ttm: increase ttm pre-fault value to PMD size"), will it be reverted?
13:47 agd5f: MrCooper, yeah
13:53 MrCooper: cool
13:54 MrCooper: my gut feeling is probably something isn't working as intended yet in the kernel, rather than just user space doing something silly