linux-kernel - Re: [RFC PATCH 09/12] mm/huge_memory: refactor change_huge

lists.openwall.net		lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC
Open Source and information security mailing list archives

Hash Suite: Windows password security audit tool. GUI, reports in PDF.

[<prev] [next>] [<thread-prev] [thread-next>] [day] [month] [year] [list]

Message-ID: <aPvPBS5H0E9OXEo1@gourry-fedora-PF4VCD3F>
Date: Fri, 24 Oct 2025 15:09:57 -0400
From: Gregory Price <gourry@...rry.net>
To: Lorenzo Stoakes <lorenzo.stoakes@...cle.com>
Cc: Andrew Morton <akpm@...ux-foundation.org>,
	Christian Borntraeger <borntraeger@...ux.ibm.com>,
	Janosch Frank <frankja@...ux.ibm.com>,
	Claudio Imbrenda <imbrenda@...ux.ibm.com>,
	David Hildenbrand <david@...hat.com>,
	Alexander Gordeev <agordeev@...ux.ibm.com>,
	Gerald Schaefer <gerald.schaefer@...ux.ibm.com>,
	Heiko Carstens <hca@...ux.ibm.com>,
	Vasily Gorbik <gor@...ux.ibm.com>,
	Sven Schnelle <svens@...ux.ibm.com>, Zi Yan <ziy@...dia.com>,
	Baolin Wang <baolin.wang@...ux.alibaba.com>,
	"Liam R . Howlett" <Liam.Howlett@...cle.com>,
	Nico Pache <npache@...hat.com>, Ryan Roberts <ryan.roberts@....com>,
	Dev Jain <dev.jain@....com>, Barry Song <baohua@...nel.org>,
	Lance Yang <lance.yang@...ux.dev>,
	Kemeng Shi <shikemeng@...weicloud.com>,
	Kairui Song <kasong@...cent.com>, Nhat Pham <nphamcs@...il.com>,
	Baoquan He <bhe@...hat.com>, Chris Li <chrisl@...nel.org>,
	Peter Xu <peterx@...hat.com>, Matthew Wilcox <willy@...radead.org>,
	Jason Gunthorpe <jgg@...pe.ca>, Leon Romanovsky <leon@...nel.org>,
	Muchun Song <muchun.song@...ux.dev>,
	Oscar Salvador <osalvador@...e.de>,
	Vlastimil Babka <vbabka@...e.cz>, Mike Rapoport <rppt@...nel.org>,
	Suren Baghdasaryan <surenb@...gle.com>,
	Michal Hocko <mhocko@...e.com>, Jann Horn <jannh@...gle.com>,
	Matthew Brost <matthew.brost@...el.com>,
	Joshua Hahn <joshua.hahnjy@...il.com>, Rakie Kim <rakie.kim@...com>,
	Byungchul Park <byungchul@...com>,
	Ying Huang <ying.huang@...ux.alibaba.com>,
	Alistair Popple <apopple@...dia.com>,
	Pedro Falcato <pfalcato@...e.de>,
	Pasha Tatashin <pasha.tatashin@...een.com>,
	Rik van Riel <riel@...riel.com>, Harry Yoo <harry.yoo@...cle.com>,
	kvm@...r.kernel.org, linux-s390@...r.kernel.org,
	linux-kernel@...r.kernel.org, linux-fsdevel@...r.kernel.org,
	linux-mm@...ck.org
Subject: Re: [RFC PATCH 09/12] mm/huge_memory: refactor change_huge_pmd()
 non-present logic

On Fri, Oct 24, 2025 at 07:44:41PM +0100, Lorenzo Stoakes wrote:
> On Fri, Oct 24, 2025 at 02:41:02PM -0400, Gregory Price wrote:
> 
> You can see it's equivalent except we rely on compiler removing dead code when
> we use thp_migration_supported() obviously (which is fine)
> 

derp - disregard.  End of the day friday is probably not the time to
be doing core patch reviews :P.

Cheers,
~Gregory