linux-kernel - Re: [PATCH V5 mm-hotfixes 0/3] mm, x86: fix crash due to missing page table sync and make it harder to miss

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Message-ID: <72704edf-7b6d-4953-8d78-c998362acd0e@redhat.com>
Date: Mon, 18 Aug 2025 09:50:11 +0200
From: David Hildenbrand <david@...hat.com>
To: Harry Yoo <harry.yoo@...cle.com>,
 Andrew Morton <akpm@...ux-foundation.org>,
 Thomas Gleixner <tglx@...utronix.de>, Ingo Molnar <mingo@...hat.com>,
 Borislav Petkov <bp@...en8.de>, Dave Hansen <dave.hansen@...ux.intel.com>,
 Andy Lutomirski <luto@...nel.org>, Peter Zijlstra <peterz@...radead.org>,
 "H . Peter Anvin" <hpa@...cr.com>
Cc: Andrey Ryabinin <ryabinin.a.a@...il.com>, Arnd Bergmann <arnd@...db.de>,
 Dennis Zhou <dennis@...nel.org>, Tejun Heo <tj@...nel.org>,
 Christoph Lameter <cl@...two.org>, Alexander Potapenko <glider@...gle.com>,
 Andrey Konovalov <andreyknvl@...il.com>, Dmitry Vyukov <dvyukov@...gle.com>,
 Vincenzo Frascino <vincenzo.frascino@....com>, Juergen Gross
 <jgross@...e.de>, Kevin Brodsky <kevin.brodsky@....com>,
 Oscar Salvador <osalvador@...e.de>, Joao Martins
 <joao.m.martins@...cle.com>, Lorenzo Sccakes <lorenzo.stoakes@...cle.com>,
 Jane Chu <jane.chu@...cle.com>, Alistair Popple <apopple@...dia.com>,
 Mike Rapoport <rppt@...nel.org>, Gwan-gyeong Mun
 <gwan-gyeong.mun@...el.com>, "Aneesh Kumar K . V"
 <aneesh.kumar@...ux.ibm.com>, Uladzislau Rezki <urezki@...il.com>,
 "Liam R . Howlett" <Liam.Howlett@...cle.com>,
 Vlastimil Babka <vbabka@...e.cz>, Suren Baghdasaryan <surenb@...gle.com>,
 Michal Hocko <mhocko@...e.com>, Qi Zheng <zhengqi.arch@...edance.com>,
 Ard Biesheuvel <ardb@...nel.org>, Thomas Huth <thuth@...hat.com>,
 John Hubbard <jhubbard@...dia.com>, Ryan Roberts <ryan.roberts@....com>,
 Peter Xu <peterx@...hat.com>, Dev Jain <dev.jain@....com>,
 Bibo Mao <maobibo@...ngson.cn>, Anshuman Khandual
 <anshuman.khandual@....com>, Joerg Roedel <joro@...tes.org>, x86@...nel.org,
 linux-kernel@...r.kernel.org, linux-arch@...r.kernel.org, linux-mm@...ck.org
Subject: Re: [PATCH V5 mm-hotfixes 0/3] mm, x86: fix crash due to missing page
 table sync and make it harder to miss

On 18.08.25 04:02, Harry Yoo wrote:
> To x86 folks:
> It's not clear whether this should go through the MM tree or the x86
> tree as it changes both. We could send it to the MM tree with Acks
> from the x86 folks, or we could send it through the x86 tree instead.
> What do you think?

I think this should go through the MM tree with ACKs on the x86 parts 
from respective maintainers.

-- 
Cheers

David / dhildenb