linux-kernel - Re: [PATCH v8 2/2] rust: add dma coherent allocator abstraction.

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Message-ID: <2c9a78be6b72b68b47ba869dea247e935468fa4c.camel@mailbox.org>
Date: Thu, 30 Jan 2025 14:43:21 +0100
From: Philipp Stanner <phasta@...lbox.org>
To: Daniel Almeida <daniel.almeida@...labora.com>, phasta@...nel.org
Cc: Christoph Hellwig <hch@....de>, Danilo Krummrich <dakr@...nel.org>, 
 Miguel Ojeda <miguel.ojeda.sandonis@...il.com>, Abdiel Janulgue
 <abdiel.janulgue@...il.com>,  aliceryhl@...gle.com, robin.murphy@....com,
 rust-for-linux@...r.kernel.org,  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 <benno.lossin@...ton.me>, Andreas
 Hindborg <a.hindborg@...nel.org>, Trevor Gross <tmgross@...ch.edu>,
 Valentin Obst <kernel@...entinobst.de>, open list
 <linux-kernel@...r.kernel.org>, Marek Szyprowski
 <m.szyprowski@...sung.com>,  airlied@...hat.com, "open list:DMA MAPPING
 HELPERS" <iommu@...ts.linux.dev>,  Greg KH <gregkh@...uxfoundation.org>
Subject: Re: [PATCH v8 2/2] rust: add dma coherent allocator abstraction.

On Thu, 2025-01-30 at 10:35 -0300, Daniel Almeida wrote:
> 
> > 
> > Hallo,
> > 
> > would some sort of official statement by the "entire community"
> > reassure you that the burden of keeping Rust abstractions working
> > with
> > any changes on the C side rests entirely on the Rust side's
> > shoulders?
> > (because that's what the statements made by the latter seem to mean
> > to
> > me)
> > 
> 
> 
> This has been offered over and over in this thread, i.e.:
> 
> 
> ```
> If you don't feel comfortable maintaining the Rust abstraction (or
> just don't
> want to), that's fine. I don't think anyone expects you to do that,
> we can take
> care of that instead.
> ```
> 
> https://lore.kernel.org/rust-for-linux/Z3-NqwAG_96yq8VD@pollux/

Yup, I've read the whole thread. I was referring to the statements in
those mails in my response.

My thinking is that such a file is the most official, most binding
statement / offer the project has.

P.

> 
> Communication is not the issue here.
> 
> Also, this person waited until v8 to give a single line NAK. This is
> not very nice.
> 
> — Daniel