linux-kernel - Re: [PATCH] fs/Kconfig: Enable HUGETLBFS only if ARCH_SUPPORTS

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Message-Id: <20250712161549.499ec62de664904bd86ffa90@linux-foundation.org>
Date: Sat, 12 Jul 2025 16:15:49 -0700
From: Andrew Morton <akpm@...ux-foundation.org>
To: Anshuman Khandual <anshuman.khandual@....com>
Cc: linux-mm@...ck.org, "David S. Miller" <davem@...emloft.net>, Thomas
 Gleixner <tglx@...utronix.de>, Ingo Molnar <mingo@...hat.com>,
 x86@...nel.org, sparclinux@...r.kernel.org, linux-kernel@...r.kernel.org,
 linux-fsdevel@...r.kernel.org
Subject: Re: [PATCH] fs/Kconfig: Enable HUGETLBFS only if
 ARCH_SUPPORTS_HUGETLBFS

On Fri, 11 Jul 2025 15:59:34 +0530 Anshuman Khandual <anshuman.khandual@....com> wrote:

> Enable HUGETLBFS only when platform subscrbes via ARCH_SUPPORTS_HUGETLBFS.
> Hence select ARCH_SUPPORTS_HUGETLBFS on existing x86 and sparc for their
> continuing HUGETLBFS support.

Looks nice.

> While here also just drop existing 'BROKEN' dependency.

Why?

What is BROKEN for, anyway?  I don't recall having dealt with it
before.  It predates kernel git and we forgot to document it.