Re: [PATCH v2 09/16] doc: update porting, vfs documentation for mmap_prepare actions

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To: Jan Kara <jack@xxxxxxx>
Subject: Re: [PATCH v2 09/16] doc: update porting, vfs documentation for mmap_prepare actions
From: Lorenzo Stoakes <lorenzo.stoakes@xxxxxxxxxx>
Date: Fri, 12 Sep 2025 11:19:18 +0100
Cc: Andrew Morton <akpm@xxxxxxxxxxxxxxxxxxxx>, Jonathan Corbet <corbet@xxxxxxx>, Matthew Wilcox <willy@xxxxxxxxxxxxx>, Guo Ren <guoren@xxxxxxxxxx>, Thomas Bogendoerfer <tsbogend@xxxxxxxxxxxxxxxx>, Heiko Carstens <hca@xxxxxxxxxxxxx>, Vasily Gorbik <gor@xxxxxxxxxxxxx>, Alexander Gordeev <agordeev@xxxxxxxxxxxxx>, Christian Borntraeger <borntraeger@xxxxxxxxxxxxx>, Sven Schnelle <svens@xxxxxxxxxxxxx>, "David S . Miller" <davem@xxxxxxxxxxxxx>, Andreas Larsson <andreas@xxxxxxxxxxx>, Arnd Bergmann <arnd@xxxxxxxx>, Greg Kroah-Hartman <gregkh@xxxxxxxxxxxxxxxxxxx>, Dan Williams <dan.j.williams@xxxxxxxxx>, Vishal Verma <vishal.l.verma@xxxxxxxxx>, Dave Jiang <dave.jiang@xxxxxxxxx>, Nicolas Pitre <nico@xxxxxxxxxxx>, Muchun Song <muchun.song@xxxxxxxxx>, Oscar Salvador <osalvador@xxxxxxx>, David Hildenbrand <david@xxxxxxxxxx>, Konstantin Komarov <almaz.alexandrovich@xxxxxxxxxxxxxxxxxxxx>, Baoquan He <bhe@xxxxxxxxxx>, Vivek Goyal <vgoyal@xxxxxxxxxx>, Dave Young <dyoung@xxxxxxxxxx>, Tony Luck <tony.luck@xxxxxxxxx>, Reinette Chatre <reinette.chatre@xxxxxxxxx>, Dave Martin <Dave.Martin@xxxxxxx>, James Morse <james.morse@xxxxxxx>, Alexander Viro <viro@xxxxxxxxxxxxxxxxxx>, Christian Brauner <brauner@xxxxxxxxxx>, "Liam R . Howlett" <Liam.Howlett@xxxxxxxxxx>, Vlastimil Babka <vbabka@xxxxxxx>, Mike Rapoport <rppt@xxxxxxxxxx>, Suren Baghdasaryan <surenb@xxxxxxxxxx>, Michal Hocko <mhocko@xxxxxxxx>, Hugh Dickins <hughd@xxxxxxxxxx>, Baolin Wang <baolin.wang@xxxxxxxxxxxxxxxxx>, Uladzislau Rezki <urezki@xxxxxxxxx>, Dmitry Vyukov <dvyukov@xxxxxxxxxx>, Andrey Konovalov <andreyknvl@xxxxxxxxx>, Jann Horn <jannh@xxxxxxxxxx>, Pedro Falcato <pfalcato@xxxxxxx>, linux-doc@xxxxxxxxxxxxxxx, linux-kernel@xxxxxxxxxxxxxxx, linux-fsdevel@xxxxxxxxxxxxxxx, linux-csky@xxxxxxxxxxxxxxx, linux-mips@xxxxxxxxxxxxxxx, linux-s390@xxxxxxxxxxxxxxx, sparclinux@xxxxxxxxxxxxxxx, nvdimm@xxxxxxxxxxxxxxx, linux-cxl@xxxxxxxxxxxxxxx, linux-mm@xxxxxxxxx, ntfs3@xxxxxxxxxxxxxxx, kexec@xxxxxxxxxxxxxxxxxxx, kasan-dev@xxxxxxxxxxxxxxxx, Jason Gunthorpe <jgg@xxxxxxxxxx>
In-reply-to: <xbz56k25ftkjbjpjpslqad5b77klaxg3ganckhbnwe3mf6vtpy@3ytagvaq4gk5>

On Thu, Sep 11, 2025 at 10:55:42AM +0200, Jan Kara wrote:
> On Wed 10-09-25 21:22:04, Lorenzo Stoakes wrote:
> > Now we have introduced the ability to specify that actions should be taken
> > after a VMA is established via the vm_area_desc->action field as specified
> > in mmap_prepare, update both the VFS documentation and the porting guide to
> > describe this.
> >
> > Signed-off-by: Lorenzo Stoakes <lorenzo.stoakes@xxxxxxxxxx>
>
> Looks good. Feel free to add:
>
> Reviewed-by: Jan Kara <jack@xxxxxxx>

Thanks for this and all previous tags! :)

Cheers, Lorenzo

References:
- [PATCH v2 00/16] expand mmap_prepare functionality, port more users
  - From: Lorenzo Stoakes
- [PATCH v2 09/16] doc: update porting, vfs documentation for mmap_prepare actions
  - From: Lorenzo Stoakes
- Re: [PATCH v2 09/16] doc: update porting, vfs documentation for mmap_prepare actions
  - From: Jan Kara

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