linux-kernel - Re: [PATCH 1/2] x86/mm: support memory-failure on 32-bits with SPARSEMEM

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Message-ID: <8c6c5d0a-c5e1-4c43-b824-2e3aa6641d48@intel.com>
Date: Mon, 3 Nov 2025 06:43:51 -0800
From: Dave Hansen <dave.hansen@...el.com>
To: Xie Yuanbin <xieyuanbin1@...wei.com>, tglx@...utronix.de,
 david@...hat.com, mingo@...hat.com, bp@...en8.de,
 dave.hansen@...ux.intel.com, hpa@...or.com, akpm@...ux-foundation.org,
 lorenzo.stoakes@...cle.com, Liam.Howlett@...cle.com, vbabka@...e.cz,
 rppt@...nel.org, surenb@...gle.com, mhocko@...e.com, linmiaohe@...wei.com,
 nao.horiguchi@...il.com, luto@...nel.org, peterz@...radead.org,
 tony.luck@...el.com
Cc: x86@...nel.org, linux-kernel@...r.kernel.org, linux-mm@...ck.org,
 linux-edac@...r.kernel.org, will@...nel.org, liaohua4@...wei.com,
 lilinjie8@...wei.com
Subject: Re: [PATCH 1/2] x86/mm: support memory-failure on 32-bits with
 SPARSEMEM

On 11/3/25 05:23, Xie Yuanbin wrote:
> I will update the V2 patch to describe it.

Please also include the logic behind why you want this change, including
a description of the hardware on which you want to use this change.