[PATCH] arm64/hugetlb: fix CMA gigantic page order for non-4K PAGE_SIZE

[Andrew Morton]

On Tue,  5 Oct 2021 13:25:29 -0700 Mike Kravetz <mike.kravetz at oracle.com> wrote:

> For non-4K PAGE_SIZE configs, the largest gigantic huge page size is
> CONT_PMD_SHIFT order.

What are the user visible effects of this bug?