From: Andreas Hindborg <a.hindborg@kernel.org>
To: "Tamir Duberstein" <tamird@gmail.com>
Cc: "Danilo Krummrich" <dakr@kernel.org>,
"Miguel Ojeda" <ojeda@kernel.org>,
"Alex Gaynor" <alex.gaynor@gmail.com>,
"Boqun Feng" <boqun.feng@gmail.com>,
"Gary Guo" <gary@garyguo.net>,
"Björn Roy Baron" <bjorn3_gh@protonmail.com>,
"Benno Lossin" <benno.lossin@proton.me>,
"Alice Ryhl" <aliceryhl@google.com>,
"Trevor Gross" <tmgross@umich.edu>,
"Matthew Wilcox" <willy@infradead.org>,
"Bjorn Helgaas" <bhelgaas@google.com>,
"Greg Kroah-Hartman" <gregkh@linuxfoundation.org>,
"Rafael J. Wysocki" <rafael@kernel.org>,
"FUJITA Tomonori" <fujita.tomonori@gmail.com>,
"Rob Herring (Arm)" <robh@kernel.org>,
"Maíra Canal" <mcanal@igalia.com>,
"Asahi Lina" <lina@asahilina.net>,
rust-for-linux@vger.kernel.org, linux-fsdevel@vger.kernel.org,
linux-kernel@vger.kernel.org, linux-pci@vger.kernel.org
Subject: Re: [PATCH v18 1/3] rust: types: add `ForeignOwnable::PointedTo`
Date: Tue, 04 Mar 2025 12:35:01 +0100 [thread overview]
Message-ID: <87bjuhhvve.fsf@kernel.org> (raw)
In-Reply-To: <20250221-rust-xarray-bindings-v18-1-cbabe5ddfc32@gmail.com> (Tamir Duberstein's message of "Fri, 21 Feb 2025 15:27:40 -0500")
"Tamir Duberstein" <tamird@gmail.com> writes:
> Allow implementors to specify the foreign pointer type; this exposes
> information about the pointed-to type such as its alignment.
>
> This requires the trait to be `unsafe` since it is now possible for
> implementors to break soundness by returning a misaligned pointer.
>
> Encoding the pointer type in the trait (and avoiding pointer casts)
> allows the compiler to check that implementors return the correct
> pointer type. This is preferable to directly encoding the alignment in
> the trait using a constant as the compiler would be unable to check it.
>
> Acked-by: Danilo Krummrich <dakr@kernel.org>
> Signed-off-by: Tamir Duberstein <tamird@gmail.com>
Reviewed-by: Andreas Hindborg <a.hindborg@kernel.org>
Best regards,
Andreas Hindborg
next prev parent reply other threads:[~2025-03-04 11:35 UTC|newest]
Thread overview: 8+ messages / expand[flat|nested] mbox.gz Atom feed top
[not found] <30REU2ajXLw46ECdobmT6O2N2vu7_MqsQik95FbqPQgT1Pf13PKYBVQOR4vTVvODo1kTBB0U06LjX3C3HGF5kQ==@protonmail.internalid>
2025-02-21 20:27 ` [PATCH v18 0/3] rust: xarray: Add a minimal abstraction for XArray Tamir Duberstein
2025-02-21 20:27 ` [PATCH v18 1/3] rust: types: add `ForeignOwnable::PointedTo` Tamir Duberstein
2025-03-04 11:35 ` Andreas Hindborg [this message]
2025-02-21 20:27 ` [PATCH v18 2/3] rust: xarray: Add an abstraction for XArray Tamir Duberstein
2025-02-21 20:27 ` [PATCH v18 3/3] MAINTAINERS: add entry for Rust XArray API Tamir Duberstein
2025-02-21 21:14 ` [PATCH v18 0/3] rust: xarray: Add a minimal abstraction for XArray Jens Axboe
2025-03-06 19:33 ` Miguel Ojeda
2025-04-23 13:24 ` Andreas Hindborg
Reply instructions:
You may reply publicly to this message via plain-text email
using any one of the following methods:
* Save the following mbox file, import it into your mail client,
and reply-to-all from there: mbox
Avoid top-posting and favor interleaved quoting:
https://en.wikipedia.org/wiki/Posting_style#Interleaved_style
* Reply using the --to, --cc, and --in-reply-to
switches of git-send-email(1):
git send-email \
--in-reply-to=87bjuhhvve.fsf@kernel.org \
--to=a.hindborg@kernel.org \
--cc=alex.gaynor@gmail.com \
--cc=aliceryhl@google.com \
--cc=benno.lossin@proton.me \
--cc=bhelgaas@google.com \
--cc=bjorn3_gh@protonmail.com \
--cc=boqun.feng@gmail.com \
--cc=dakr@kernel.org \
--cc=fujita.tomonori@gmail.com \
--cc=gary@garyguo.net \
--cc=gregkh@linuxfoundation.org \
--cc=lina@asahilina.net \
--cc=linux-fsdevel@vger.kernel.org \
--cc=linux-kernel@vger.kernel.org \
--cc=linux-pci@vger.kernel.org \
--cc=mcanal@igalia.com \
--cc=ojeda@kernel.org \
--cc=rafael@kernel.org \
--cc=robh@kernel.org \
--cc=rust-for-linux@vger.kernel.org \
--cc=tamird@gmail.com \
--cc=tmgross@umich.edu \
--cc=willy@infradead.org \
/path/to/YOUR_REPLY
https://kernel.org/pub/software/scm/git/docs/git-send-email.html
* If your mail client supports setting the In-Reply-To header
via mailto: links, try the mailto: link
Be sure your reply has a Subject: header at the top and a blank line
before the message body.
This is an external index of several public inboxes,
see mirroring instructions on how to clone and mirror
all data and code used by this external index.