linux-kernel - Re: [PATCH RFC v6 02/26] gpu: Move DRM buddy allocator one level up

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: <44542f0b-be3d-4e82-aacf-0bf19ab69954@nvidia.com>
Date: Thu, 5 Feb 2026 20:04:20 -0500
From: Joel Fernandes <joelagnelf@...dia.com>
To: Dave Airlie <airlied@...il.com>
Cc: linux-kernel@...r.kernel.org,
 Maarten Lankhorst <maarten.lankhorst@...ux.intel.com>,
 Maxime Ripard <mripard@...nel.org>, Thomas Zimmermann <tzimmermann@...e.de>,
 Simona Vetter <simona@...ll.ch>, Jonathan Corbet <corbet@....net>,
 Alex Deucher <alexander.deucher@....com>,
 Christian König <christian.koenig@....com>,
 Jani Nikula <jani.nikula@...ux.intel.com>,
 Joonas Lahtinen <joonas.lahtinen@...ux.intel.com>,
 Rodrigo Vivi <rodrigo.vivi@...el.com>, Tvrtko Ursulin
 <tursulin@...ulin.net>, Huang Rui <ray.huang@....com>,
 Matthew Auld <matthew.auld@...el.com>,
 Matthew Brost <matthew.brost@...el.com>,
 Lucas De Marchi <lucas.demarchi@...el.com>,
 Thomas Hellström <thomas.hellstrom@...ux.intel.com>,
 Helge Deller <deller@....de>, Danilo Krummrich <dakr@...nel.org>,
 Alice Ryhl <aliceryhl@...gle.com>, Miguel Ojeda <ojeda@...nel.org>,
 Alex Gaynor <alex.gaynor@...il.com>, Boqun Feng <boqun.feng@...il.com>,
 Gary Guo <gary@...yguo.net>, Björn Roy Baron
 <bjorn3_gh@...tonmail.com>, Benno Lossin <lossin@...nel.org>,
 Andreas Hindborg <a.hindborg@...nel.org>, Trevor Gross <tmgross@...ch.edu>,
 John Hubbard <jhubbard@...dia.com>, Alistair Popple <apopple@...dia.com>,
 Timur Tabi <ttabi@...dia.com>, Edwin Peer <epeer@...dia.com>,
 Alexandre Courbot <acourbot@...dia.com>, Andrea Righi <arighi@...dia.com>,
 Andy Ritger <aritger@...dia.com>, Zhi Wang <zhiw@...dia.com>,
 Alexey Ivanov <alexeyi@...dia.com>, Balbir Singh <balbirs@...dia.com>,
 Philipp Stanner <phasta@...nel.org>, Elle Rhumsaa
 <elle@...thered-steel.dev>, Daniel Almeida <daniel.almeida@...labora.com>,
 joel@...lfernandes.org, nouveau@...ts.freedesktop.org,
 dri-devel@...ts.freedesktop.org, rust-for-linux@...r.kernel.org,
 linux-doc@...r.kernel.org, amd-gfx@...ts.freedesktop.org,
 intel-gfx@...ts.freedesktop.org, intel-xe@...ts.freedesktop.org,
 linux-fbdev@...r.kernel.org
Subject: Re: [PATCH RFC v6 02/26] gpu: Move DRM buddy allocator one level up



On 2/5/2026 3:55 PM, Dave Airlie wrote:
> On Wed, 21 Jan 2026 at 06:44, Joel Fernandes <joelagnelf@...dia.com> wrote:
>>
>> Move the DRM buddy allocator one level up so that it can be used by GPU
>> drivers (example, nova-core) that have usecases other than DRM (such as
>> VFIO vGPU support). Modify the API, structures and Kconfigs to use
>> "gpu_buddy" terminology. Adapt the drivers and tests to use the new API.
>>
>> The commit cannot be split due to bisectability, however no functional
>> change is intended. Verified by running K-UNIT tests and build tested
>> various configurations.
>>
>> Signed-off-by: Joel Fernandes <joelagnelf@...dia.com>
> 
> I suggested this and think it's a good idea.
> 
> Reviewed-by: Dave Airlie <airlied@...hat.com>
Thanks, Dave!

--
Joel Fernandes