Re: Linux-next-20200302: arm64 build failed

Andrew Morton
2020-03-02T22:24:14Z

On Mon, 2 Mar 2020 17:45:53 +0000 Catalin Marinas <catalin.marinas@arm.com> wrote:

> > static void unmap_hotplug_range(unsigned long addr, unsigned long end,
> > bool free_mapped)
> > {
> > @@ -854,7 +872,7 @@ static void unmap_hotplug_range(unsigned long addr, unsigned long end,
> > continue;
> >
> > WARN_ON(!pgd_present(pgd));
> > - unmap_hotplug_pud_range(pgdp, addr, next, free_mapped);
> > + unmap_hotplug_p4d_range(pgdp, addr, next, free_mapped);
> > } while (addr = next, addr < end);
> > }
>
> Thanks Mike. With the additional diff below, I can get it to build with
> and without the p4d clean-up patches in -next. If Anshuman confirms that
> they work, I can add them on top of the arm64 for-next/memory-hotremove
> branch

Can't I simply fold these into the offending -mm
arm-arm64-add-support-for-folded-p4d-page-tables.patch?