Re: linux-next: manual merge of the akpm-current tree with the hmm tree

From: Dan Williams
Date: Tue Jul 16 2019 - 00:26:01 EST


On Sat, Jul 6, 2019 at 10:04 PM Andrew Morton <akpm@xxxxxxxxxxxxxxxxxxxx> wrote:
>
> On Fri, 5 Jul 2019 12:08:15 +0000 Jason Gunthorpe <jgg@xxxxxxxxxxxx> wrote:
>
> > On Thu, Jul 04, 2019 at 04:29:55PM -0700, Dan Williams wrote:
> > > Guys, Andrew has kicked the subsection patches out of -mm because of
> > > the merge conflicts. Can we hold off on the hmm cleanups for this
> > > cycle?
> >
> > I agree with you we should prioritize your subsection patches over
> > CH's cleanup if we cannot have both.
> >
> > As I said, I'll drop CH's at Andrews request, but I do not want to
> > make any changes without being aligned with him.
>
> OK, I had a shot at repairing the damage on top of current linux-next.
> The great majority of the issues were in
> mm-devm_memremap_pages-enable-sub-section-remap.patch.
>
> Below are the rejects which I saw and below that is my attempt to
> resolve it all. Dan, please go through this with a toothcomb. I've
> just done an mmotm release with all this in it so please do whatever's
> needed to verify that it's all working correctly.

Apologies for the delay, I was offline last week for a move. This
looks good to me and even caught some "X >> PAGE_SHIFT" to
"PHYS_PFN(X)" conversions that I missed. It also passes my testing.
Thank you accommodating a rebase.

Now to take a look at Oscar's fixes.