linux-kernel - Re: [PATCH v3 06/22] mm/mshare: Add a vma flag to indicate an mshare region

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: <5c43116f-fef9-426d-8c90-1a3a129f3d20@redhat.com>
Date: Mon, 8 Sep 2025 20:45:28 +0200
From: David Hildenbrand <david@...hat.com>
To: Anthony Yznaga <anthony.yznaga@...cle.com>, linux-mm@...ck.org
Cc: akpm@...ux-foundation.org, andreyknvl@...il.com, arnd@...db.de,
 bp@...en8.de, brauner@...nel.org, bsegall@...gle.com, corbet@....net,
 dave.hansen@...ux.intel.com, dietmar.eggemann@....com,
 ebiederm@...ssion.com, hpa@...or.com, jakub.wartak@...lbox.org,
 jannh@...gle.com, juri.lelli@...hat.com, khalid@...nel.org,
 liam.howlett@...cle.com, linyongting@...edance.com,
 lorenzo.stoakes@...cle.com, luto@...nel.org, markhemm@...glemail.com,
 maz@...nel.org, mhiramat@...nel.org, mgorman@...e.de, mhocko@...e.com,
 mingo@...hat.com, muchun.song@...ux.dev, neilb@...e.de, osalvador@...e.de,
 pcc@...gle.com, peterz@...radead.org, pfalcato@...e.de, rostedt@...dmis.org,
 rppt@...nel.org, shakeel.butt@...ux.dev, surenb@...gle.com,
 tglx@...utronix.de, vasily.averin@...ux.dev, vbabka@...e.cz,
 vincent.guittot@...aro.org, viro@...iv.linux.org.uk, vschneid@...hat.com,
 willy@...radead.org, x86@...nel.org, xhao@...ux.alibaba.com,
 linux-doc@...r.kernel.org, linux-kernel@...r.kernel.org,
 linux-arch@...r.kernel.org
Subject: Re: [PATCH v3 06/22] mm/mshare: Add a vma flag to indicate an mshare
 region

On 20.08.25 03:03, Anthony Yznaga wrote:
> From: Khalid Aziz <khalid@...nel.org>
> 
> An mshare region contains zero or more actual vmas that map objects
> in the mshare range with shared page tables.
> 
> Signed-off-by: Khalid Aziz <khalid@...nel.org>
> Signed-off-by: Matthew Wilcox (Oracle) <willy@...radead.org>
> Signed-off-by: Anthony Yznaga <anthony.yznaga@...cle.com>
> ---

Why can't we query the mapping instead?

-- 
Cheers

David / dhildenb