linux-kernel - Re: [PATCH v2 0/5] In-place module initialisation

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Message-ID: <CANiq72=Z8=tpeoeQxd9sH4QN2rfBzaKE7P_6Saz1a_WYHB__Ug@mail.gmail.com>
Date: Tue, 23 Apr 2024 02:42:11 +0200
From: Miguel Ojeda <miguel.ojeda.sandonis@...il.com>
To: Wedson Almeida Filho <wedsonaf@...il.com>
Cc: 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@...sung.com>, 
	Alice Ryhl <aliceryhl@...gle.com>, linux-kernel@...r.kernel.org, 
	Wedson Almeida Filho <walmeida@...rosoft.com>
Subject: Re: [PATCH v2 0/5] In-place module initialisation

On Thu, Mar 28, 2024 at 8:55 PM Wedson Almeida Filho <wedsonaf@...il.com> wrote:
>
> From: Wedson Almeida Filho <walmeida@...rosoft.com>
>
> Introduce `InPlaceModule`, which allows modules to be initialised
> inplace, as opposed to the current state where modules must return an
> instance which is moved to its final memory location.
>
> This allows us to have modules whose state hold objects that must be
> initialised inplace like locks. It also allows us to implement
> registrations (e.g., driver registration) inplace and have them similar
> to their C counterparts where no new allocations are needed.
>
> This is built on top of the allocation APIs because the sample module is
> a modified version of rust_minimal, which would be incompatible with the
> allocation API series because it uses vectors.

For the moment, applied 1/5 and 2/5 to `rust-fixes` (tagged for stable
too) -- thanks everyone!

Cheers,
Miguel