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

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Subject: Re: [PATCH] arm64/hugetlb: fix CMA gigantic page order for non-4K PAGE_SIZE
From: Andrew Morton <akpm@xxxxxxxxxxxxxxxxxxxx>
Date: Tue, 5 Oct 2021 13:54:35 -0700
Cc: linux-kernel@xxxxxxxxxxxxxxx, linux-arm-kernel@xxxxxxxxxxxxxxxxxxx, Anshuman Khandual <anshuman.khandual@xxxxxxx>, Will Deacon <will@xxxxxxxxxx>, Mark Rutland <mark.rutland@xxxxxxx>, Barry Song <song.bao.hua@xxxxxxxxxxxxx>, stable@xxxxxxxxxxxxxxx
In-reply-to: <20211005202529.213812-1-mike.kravetz@oracle.com>

On Tue,  5 Oct 2021 13:25:29 -0700 Mike Kravetz <mike.kravetz@xxxxxxxxxx> 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?

Follow-Ups:
- Re: [PATCH] arm64/hugetlb: fix CMA gigantic page order for non-4K PAGE_SIZE
  - From: Mike Kravetz

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

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