Re: [RFC, PATCHv1 00/28] 5-level paging

From: Kirill A. Shutemov
Date: Thu Dec 08 2016 - 14:20:56 EST

On Thu, Dec 08, 2016 at 10:16:07AM -0800, Linus Torvalds wrote:
> On Thu, Dec 8, 2016 at 8:21 AM, Kirill A. Shutemov
> <kirill.shutemov@xxxxxxxxxxxxxxx> wrote:
> >
> > This patchset is still very early. There are a number of things missing
> > that we have to do before asking anyone to merge it (listed below).
> > It would be great if folks can start testing applications now (in QEMU) to
> > look for breakage.
> > Any early comments on the design or the patches would be appreciated as
> > well.
> Looks ok to me. Starting off with a compile-time config option seems fine.
> I do think that the x86 cpuid part should (patch 15) should be the
> first patch, so that we see "la57" as a capability in /proc/cpuinfo
> whether it's being enabled or not? We should merge that part
> regardless of any mm patches, I think.

Okay, I'll split up the CPUID part into separate patch and move it
beginning for the patchset

REQUIRED_MASK portion will stay where it is.

Kirill A. Shutemov