linux-kernel - Re: [RFC PATCH 1/8] rust: kernel: add basic abstractions for device-mapper

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Date:   Mon, 26 Jun 2023 09:39:01 -0700
From:   Boqun Feng <boqun.feng@...il.com>
To:     Qingsong Chen <changxian.cqs@...group.com>
Cc:     Greg KH <gregkh@...uxfoundation.org>, linux-kernel@...r.kernel.org,
        田洪亮 <tate.thl@...group.com>,
        Miguel Ojeda <ojeda@...nel.org>,
        Alex Gaynor <alex.gaynor@...il.com>,
        Wedson Almeida Filho <wedsonaf@...il.com>,
        Gary Guo <gary@...yguo.net>,
        Björn Roy Baron <bjorn3_gh@...tonmail.com>,
        Benno Lossin <benno.lossin@...ton.me>,
        Martin Rodriguez Reboredo <yakoyoku@...il.com>,
        Alice Ryhl <aliceryhl@...gle.com>,
        Vincenzo Palazzo <vincenzopalazzodev@...il.com>,
        Asahi Lina <lina@...hilina.net>, rust-for-linux@...r.kernel.org
Subject: Re: [RFC PATCH 1/8] rust: kernel: add basic abstractions for
 device-mapper

On Mon, Jun 26, 2023 at 11:26:12AM +0800, Qingsong Chen wrote:
> On 6/25/23 8:25 PM, Greg KH wrote:
> > Shouldn't this be all different commits, and different files?  A bio
> > shouldn't be defined in the device_mapper.rs file, as that would prevent
> > anyone else from accessing it.
> 
> Yes, you're right. Since we noticed that some block layer patches[1]
> are under review, we don't put much effort into that. Actually, we
> don't want to include all the `bio` implementation in this patchset,
> so it just some dummy codes.
> 
> If necessary, a seperate commit could be splited, including things
> that do not belong to the device mapper.
> 

Maybe you can just base on one or all the patches from Andreas' series
(and mention the dependency in the cover letter)?

Regards,
Boqun

> [1]: https://lore.kernel.org/rust-for-linux/20230503090708.2524310-5-nmi@metaspace.dk/
> 
> Thanks,
> Qingsong Chen