linux-kernel - Re: [PATCH v11 2/3] rust: add dma coherent allocator abstraction.

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Message-Id: <28A709CD-6BD5-4B77-BE26-F785640BD257@collabora.com>
Date: Thu, 23 Jan 2025 19:54:24 -0300
From: Daniel Almeida <daniel.almeida@...labora.com>
To: Miguel Ojeda <miguel.ojeda.sandonis@...il.com>
Cc: Abdiel Janulgue <abdiel.janulgue@...il.com>,
 Petr Tesařík <petr@...arici.cz>,
 Miguel Ojeda <ojeda@...nel.org>,
 rust-for-linux@...r.kernel.org,
 dakr@...nel.org,
 robin.murphy@....com,
 aliceryhl@...gle.com,
 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>,
 Christoph Hellwig <hch@....de>,
 Marek Szyprowski <m.szyprowski@...sung.com>,
 airlied@...hat.com,
 "open list:DMA MAPPING HELPERS" <iommu@...ts.linux.dev>
Subject: Re: [PATCH v11 2/3] rust: add dma coherent allocator abstraction.

> On 23 Jan 2025, at 11:44, Miguel Ojeda <miguel.ojeda.sandonis@...il.com> wrote:
> 
> On Thu, Jan 23, 2025 at 2:38 PM Abdiel Janulgue
> <abdiel.janulgue@...il.com> wrote:
>> 
>> Miguel, what do you think? Would it be possible just include this change
>> and the one below locally if you think this series is ready for merging?
> 
> Sure -- there is more than a week until the merge window closes and so
> on, so we will see if there is more feedback and Acks by then.
> 
> Cheers,
> Miguel
> 

Note: since an unsafe `as_slice()` function was added (on Boqun’s request IIUC) then
an unsafe `as_slice_mut()` should be added too.

I discussed this with Abdiel earlier.

— Daniel