linux-kernel - Re: [PATCH v13 mm-new 03/16] khugepaged: generalize hugepage_vma

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: <1883435B-66AD-4FC6-82E3-16355BAC446B@nvidia.com>
Date: Tue, 02 Dec 2025 22:03:41 -0500
From: Zi Yan <ziy@...dia.com>
To: Nico Pache <npache@...hat.com>
Cc: linux-kernel@...r.kernel.org, linux-trace-kernel@...r.kernel.org,
 linux-mm@...ck.org, linux-doc@...r.kernel.org, david@...hat.com,
 baolin.wang@...ux.alibaba.com, lorenzo.stoakes@...cle.com,
 Liam.Howlett@...cle.com, ryan.roberts@....com, dev.jain@....com,
 corbet@....net, rostedt@...dmis.org, mhiramat@...nel.org,
 mathieu.desnoyers@...icios.com, akpm@...ux-foundation.org, baohua@...nel.org,
 willy@...radead.org, peterx@...hat.com, wangkefeng.wang@...wei.com,
 usamaarif642@...il.com, sunnanyong@...wei.com, vishal.moola@...il.com,
 thomas.hellstrom@...ux.intel.com, yang@...amperecomputing.com,
 kas@...nel.org, aarcange@...hat.com, raquini@...hat.com,
 anshuman.khandual@....com, catalin.marinas@....com, tiwai@...e.de,
 will@...nel.org, dave.hansen@...ux.intel.com, jack@...e.cz, cl@...two.org,
 jglisse@...gle.com, surenb@...gle.com, zokeefe@...gle.com,
 hannes@...xchg.org, rientjes@...gle.com, mhocko@...e.com,
 rdunlap@...radead.org, hughd@...gle.com, richard.weiyang@...il.com,
 lance.yang@...ux.dev, vbabka@...e.cz, rppt@...nel.org, jannh@...gle.com,
 pfalcato@...e.de
Subject: Re: [PATCH v13 mm-new 03/16] khugepaged: generalize
 hugepage_vma_revalidate for mTHP support

On 1 Dec 2025, at 12:46, Nico Pache wrote:

> For khugepaged to support different mTHP orders, we must generalize this
> to check if the PMD is not shared by another VMA and that the order is
> enabled.
>
> No functional change in this patch. Also correct a comment about the
> functionality of the revalidation.
>
> Reviewed-by: Wei Yang <richard.weiyang@...il.com>
> Reviewed-by: Lance Yang <lance.yang@...ux.dev>
> Reviewed-by: Baolin Wang <baolin.wang@...ux.alibaba.com>
> Reviewed-by: Lorenzo Stoakes <lorenzo.stoakes@...cle.com>
> Acked-by: David Hildenbrand <david@...hat.com>
> Co-developed-by: Dev Jain <dev.jain@....com>
> Signed-off-by: Dev Jain <dev.jain@....com>
> Signed-off-by: Nico Pache <npache@...hat.com>
> ---
>  mm/khugepaged.c | 20 +++++++++++---------
>  1 file changed, 11 insertions(+), 9 deletions(-)
>
LGTM. Reviewed-by: Zi Yan <ziy@...dia.com>

Best Regards,
Yan, Zi