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From: Andreas Hindborg <a.hindborg@kernel.org>
To: "Danilo Krummrich" <dakr@kernel.org>
Cc: "Tamir Duberstein" <tamird@gmail.com>,
	"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,
	"Fiona Behrens" <me@kloenk.dev>
Subject: Re: [PATCH v16 2/4] rust: types: add `ForeignOwnable::PointedTo`
Date: Tue, 18 Feb 2025 09:59:55 +0100	[thread overview]
Message-ID: <878qq3hblg.fsf@kernel.org> (raw)
In-Reply-To: <Z7MnxKSSNY7IyExt@cassiopeiae> (Danilo Krummrich's message of "Mon, 17 Feb 2025 13:12:52 +0100")

"Danilo Krummrich" <dakr@kernel.org> writes:

> On Fri, Feb 07, 2025 at 08:58:25AM -0500, Tamir Duberstein wrote:
>> 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.
>>
>> Reviewed-by: Alice Ryhl <aliceryhl@google.com>
>> Reviewed-by: Andreas Hindborg <a.hindborg@kernel.org>
>> Reviewed-by: Fiona Behrens <me@kloenk.dev>
>
> I know that Andreas also asked you to pick up the RBs from [1], but - without
> speaking for any of the people above - given that you changed this commit after
> you received all those RBs you should also consider dropping them. Especially,
> since you do not mention the changes you did for this commit in the version
> history.
>
> Just to be clear, often it is also fine to keep tags for minor changes, but then
> you should make people aware of them in the version history, such that they get
> the chance to double check.
>
> [1] https://lore.kernel.org/rust-for-linux/20250131-configfs-v1-1-87947611401c@kernel.org/
>

As long as the commit was not radically changed, I see no point in
dropping the commit trailers. Same policy as for dropping review tags
when issuing a new version of a series should be applied.


Best regards,
Andreas Hindborg



  parent reply	other threads:[~2025-02-18  9:00 UTC|newest]

Thread overview: 30+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2025-02-07 13:58 [PATCH v16 0/4] rust: xarray: Add a minimal abstraction for XArray Tamir Duberstein
2025-02-07 13:58 ` [PATCH v16 1/4] rust: remove redundant `as _` casts Tamir Duberstein
2025-02-17 11:06   ` Danilo Krummrich
2025-02-07 13:58 ` [PATCH v16 2/4] rust: types: add `ForeignOwnable::PointedTo` Tamir Duberstein
2025-02-17  1:39   ` Benno Lossin
2025-02-17  1:58     ` Tamir Duberstein
2025-02-17 12:12   ` Danilo Krummrich
2025-02-17 14:02     ` Tamir Duberstein
2025-02-17 14:15       ` Danilo Krummrich
2025-02-17 14:21         ` Tamir Duberstein
2025-02-17 14:37           ` Danilo Krummrich
2025-02-17 14:47             ` Tamir Duberstein
2025-02-17 14:51               ` Danilo Krummrich
2025-02-17 15:50                 ` Tamir Duberstein
2025-02-17 16:35                   ` Danilo Krummrich
2025-02-17 17:03                     ` Miguel Ojeda
2025-02-17 17:03                   ` Miguel Ojeda
2025-02-17 17:03           ` Miguel Ojeda
2025-02-17 17:11             ` Tamir Duberstein
2025-02-17 17:24               ` Miguel Ojeda
2025-02-17 17:36                 ` Miguel Ojeda
2025-02-17 17:43                   ` Tamir Duberstein
2025-02-17 18:12                     ` Miguel Ojeda
2025-02-17 18:24                       ` Tamir Duberstein
2025-02-18  8:59     ` Andreas Hindborg [this message]
2025-02-07 13:58 ` [PATCH v16 3/4] rust: xarray: Add an abstraction for XArray Tamir Duberstein
2025-02-17 11:35   ` Danilo Krummrich
2025-02-17 13:43     ` Tamir Duberstein
2025-02-17 13:57       ` Danilo Krummrich
2025-02-07 13:58 ` [PATCH v16 4/4] MAINTAINERS: add entry for Rust XArray API Tamir Duberstein

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