[PATCH 6.6.y v2] Revert "arm64: mm: Don't remap pgtables for allocate vs populate"

[Sasha Levin]

> This reverts commit 54322d95309d9aa4cb77b34ee4b6c8b541f3e21f.
>
> The 6.6.y backport removes the clearing performed by
> early_pgtable_alloc(). Its replacement clears allocations made by the
> generic page-table walkers, but 6.6's create_idmap() still allocates an
> extra root level directly when a sub-48-bit VA kernel is loaded
> sufficiently high in physical memory.

Queued for 6.6, thanks.

-- 
Thanks,
Sasha