On Wed, Aug 27, 2014 at 06:30:27PM -0700, Andy Lutomirski wrote: > 4) No page faults ever once a page is writable (I hope -- I'm not sure > whether this series actually achieves that goal). I can't think of a circumstance in which you'd end up taking a page fault after a writable mapping is established. The next part to this series (that I'm working on now) is PMD support. -- To unsubscribe from this list: send the line "unsubscribe linux-fsdevel" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html