Linux never had "must be publicly documented" as a general rule.
That is fair. Reverse-engineered drivers are common. But depending on undocumented CPU core features seems a bit insane (as indeed the LKML post mentions)
alt Hacker News
That is fair. Reverse-engineered drivers are common. But depending on undocumented CPU core features seems a bit insane (as indeed the LKML post mentions)