linux-kernel - Re: [PATCH] mm/hugetlb: fix kernel NULL pointer dereference when replacing free hugetlb folios

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Message-ID: <ffb3b8ae-ab18-4680-8a76-1d3ae1685ab7@126.com>
Date: Fri, 23 May 2025 16:07:59 +0800
From: Ge Yang <yangge1116@....com>
To: Oscar Salvador <osalvador@...e.de>
Cc: Muchun Song <muchun.song@...ux.dev>, akpm@...ux-foundation.org,
 linux-mm@...ck.org, linux-kernel@...r.kernel.org, stable@...r.kernel.org,
 21cnbao@...il.com, david@...hat.com, baolin.wang@...ux.alibaba.com,
 liuzixing@...on.cn
Subject: Re: [PATCH] mm/hugetlb: fix kernel NULL pointer dereference when
 replacing free hugetlb folios



在 2025/5/23 13:30, Oscar Salvador 写道:
> On Fri, May 23, 2025 at 11:46:51AM +0800, Ge Yang wrote:
>> The implementation of alloc_and_dissolve_hugetlb_folio differs between
>> kernel 6.6 and kernel 6.15. To facilitate backporting, I'm planning to
>> submit another patch based on Oscar Salvador's suggestion.
> 
> If the code differs a lot between a stable version and upstream, the way
> to go is to submit a specific patch for the stable one that applies
> to that tree, e.g: [PATCH 6.6]...
> 
> 

Ok, thanks.