Re: [PATCH v10 00/21] Support ext4 on NV-DIMMs

Matthew Wilcox
2014-08-28T16:50:36Z

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.