From: "Alexandre Courbot" <acourbot@nvidia.com>
To: "Miguel Ojeda" <miguel.ojeda.sandonis@gmail.com>
Cc: "Eliot Courtney" <ecourtney@nvidia.com>,
"Yury Norov" <yury.norov@gmail.com>,
"Miguel Ojeda" <ojeda@kernel.org>,
"Boqun Feng" <boqun@kernel.org>, "Gary Guo" <gary@garyguo.net>,
"Björn Roy Baron" <bjorn3_gh@protonmail.com>,
"Benno Lossin" <lossin@kernel.org>,
"Andreas Hindborg" <a.hindborg@kernel.org>,
"Alice Ryhl" <aliceryhl@google.com>,
"Trevor Gross" <tmgross@umich.edu>,
"Danilo Krummrich" <dakr@kernel.org>,
"Daniel Almeida" <daniel.almeida@collabora.com>,
"Tamir Duberstein" <tamird@kernel.org>,
"Onur Özkan" <work@onurozkan.dev>,
"David Airlie" <airlied@gmail.com>,
"Simona Vetter" <simona@ffwll.ch>,
"Maarten Lankhorst" <maarten.lankhorst@linux.intel.com>,
"Maxime Ripard" <mripard@kernel.org>,
"Thomas Zimmermann" <tzimmermann@suse.de>,
"Jonathan Corbet" <corbet@lwn.net>,
"Shuah Khan" <skhan@linuxfoundation.org>,
"John Hubbard" <jhubbard@nvidia.com>,
"Alistair Popple" <apopple@nvidia.com>,
"Timur Tabi" <ttabi@nvidia.com>,
rust-for-linux@vger.kernel.org, linux-kernel@vger.kernel.org,
nova-gpu@lists.linux.dev, dri-devel@lists.freedesktop.org,
linux-doc@vger.kernel.org,
"Joel Fernandes" <joelagnelf@nvidia.com>
Subject: Re: [PATCH v2 00/12] gpu: nova-core: add PRAMIN window support
Date: Wed, 12 Aug 2026 13:54:38 +0900 [thread overview]
Message-ID: <DKMP3ZMD9FRA.2GV3E2SMK8O9A@nvidia.com> (raw)
In-Reply-To: <CANiq72n9TaUgWgZYg3Xzm2mn3Ed36B7O+f544a5BXik_XUh8FA@mail.gmail.com>
On Tue Aug 11, 2026 at 9:31 PM JST, Miguel Ojeda wrote:
> On Mon, Aug 10, 2026 at 3:57 PM Eliot Courtney <ecourtney@nvidia.com> wrote:
>>
>> rust: num: use const_assert! in Bounded
>> rust: num: reject Bounded::shr overshifts at build time
>> rust: num: add Bounded::shr_exact
>
> Applied to `rust-next` -- thanks everyone!
>
> Alex: I didn't add an implicit Acked-by to the first one but I assume
> you are OK with it:
Yup no problem, I did ack the previous version that included this bit. I
was just a bit slow to react to this one. :)
>
> Suggested-by: Gary Guo <gary@garyguo.net>
> Link: https://lore.kernel.org/rust-for-linux/DKIY9YGIPUUE.SZD2DUQM9NGK@garyguo.net/
>
> The second one is actually fairly important so I did:
>
> [ This implies we can break the type invariant, which in turn means
> we can trigger UB via `Deref`, e.g.:
>
> rust_kernel: panicked at rust/kernel/num/bounded.rs:528:22:
> unsafe precondition(s) violated: hint::unreachable_unchecked
> must never be reached
>
> - Miguel ]
>
> Cc: stable@vger.kernel.org
> Fixes: c59a2d14cd24 ("rust: num: add `shr` and `shl` methods to `Bounded`")
Thanks!
prev parent reply other threads:[~2026-08-12 4:54 UTC|newest]
Thread overview: 23+ messages / expand[flat|nested] mbox.gz Atom feed top
2026-08-10 13:55 [PATCH v2 00/12] gpu: nova-core: add PRAMIN window support Eliot Courtney
2026-08-10 13:55 ` [PATCH v2 01/12] rust: num: use const_assert! in Bounded Eliot Courtney
2026-08-10 14:23 ` Gary Guo
2026-08-10 22:24 ` Danilo Krummrich
2026-08-10 13:55 ` [PATCH v2 02/12] rust: num: reject Bounded::shr overshifts at build time Eliot Courtney
2026-08-10 14:23 ` Gary Guo
2026-08-10 22:25 ` Danilo Krummrich
2026-08-10 13:55 ` [PATCH v2 03/12] rust: num: add Bounded::shr_exact Eliot Courtney
2026-08-10 22:25 ` Danilo Krummrich
2026-08-10 13:55 ` [PATCH v2 04/12] gpu: nova-core: mm: Add VramAddress type Eliot Courtney
2026-08-10 22:24 ` Danilo Krummrich
2026-08-10 13:55 ` [PATCH v2 05/12] gpu: nova-core: mm: Implement Alignable and Debug for VramAddress Eliot Courtney
2026-08-10 13:55 ` [PATCH v2 06/12] gpu: nova-core: mm: Add PRAMIN window registers Eliot Courtney
2026-08-10 13:55 ` [PATCH v2 07/12] gpu: nova-core: mm: Add the memory management HAL Eliot Courtney
2026-08-10 13:55 ` [PATCH v2 08/12] gpu: nova-core: mm: Add support to use PRAMIN windows to write to VRAM Eliot Courtney
2026-08-10 13:55 ` [PATCH v2 09/12] docs: gpu: nova-core: Document the PRAMIN aperture mechanism Eliot Courtney
2026-08-10 13:55 ` [PATCH v2 10/12] gpu: nova-core: mm: Add GpuMm centralized memory manager Eliot Courtney
2026-08-10 13:55 ` [PATCH v2 11/12] gpu: nova-core: Add self-test assertion macros and config option Eliot Courtney
2026-08-10 13:55 ` [PATCH v2 12/12] gpu: nova-core: mm: Add PRAMIN aperture self-tests Eliot Courtney
2026-08-10 22:26 ` [PATCH v2 00/12] gpu: nova-core: add PRAMIN window support Danilo Krummrich
2026-08-11 12:31 ` Miguel Ojeda
2026-08-11 12:31 ` Miguel Ojeda
2026-08-12 4:54 ` Alexandre Courbot [this message]
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