[PATCH v12 00/22] mm/gup: prereqs to track dma-pinned pages: FOLL_PIN

[Andrew Morton]

On Tue, 14 Jan 2020 12:15:08 -0800 John Hubbard <jhubbard at nvidia.com> wrote:

> > 
> > Hi Andrew and all,
> > 
> > To clarify: I'm hoping that this series can go into 5.6.
> > 
> > Meanwhile, I'm working on tracking down and solving the problem that Leon
> > reported, in the "track FOLL_PIN pages" patch, and that patch is not part of
> > this series.
> > 
> 
> Hi Andrew and all,
> 
> Any thoughts on this?

5.6 is late.  But it was in -mm before (briefly) and appears to be
mature and well-reviewed.

I'll toss it in there and shall push it into -next hopefully today. 
Let's decide 2-3 weeks hence.