linux-kernel - Re: [PATCH v7 2/2] rust: add dma coherent allocator abstraction.

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Message-ID: <87seps9y0m.fsf@kernel.org>
Date: Thu, 09 Jan 2025 09:44:57 +0100
From: Andreas Hindborg <a.hindborg@...nel.org>
To: "Abdiel Janulgue" <abdiel.janulgue@...il.com>
Cc: <rust-for-linux@...r.kernel.org>,  "Daniel Almeida"
 <daniel.almeida@...labora.com>,  "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>,
  "Alice Ryhl" <aliceryhl@...gle.com>,  "Trevor Gross" <tmgross@...ch.edu>,
  "Danilo Krummrich" <dakr@...nel.org>,  "Valentin Obst"
 <kernel@...entinobst.de>,  "open list" <linux-kernel@...r.kernel.org>,
  "Christoph Hellwig" <hch@....de>,  "Marek Szyprowski"
 <m.szyprowski@...sung.com>,  "Robin Murphy" <robin.murphy@....com>,
  <airlied@...hat.com>,  "open list:DMA MAPPING HELPERS"
 <iommu@...ts.linux.dev>
Subject: Re: [PATCH v7 2/2] rust: add dma coherent allocator abstraction.

"Abdiel Janulgue" <abdiel.janulgue@...il.com> writes:

> Hi Andreas,
>
> On 19/12/2024 13:22, Andreas Hindborg wrote:
>> If you include the `Allocator` trait and the `Pool` it would make my
>> life a lot easier when rebasing nvme. For now I'm just going to use out
>> of tree patches that include the dma pool.
>>
>> If you do not have a user for dma pool, maybe just include the
>> `Allocator` trait and indicate that it is there to support other dma
>> allocators in the future?
>>
>>
>
> Would it be okay with you to have the basic functionality merged first?
> Once this is done, I will send up a follow-up patch that would then
> include the allocator trait and the pool.

Later is better than never :)

Best regards,
Andreas Hindborg