linux-kernel - Re: [PATCH v3 0/2] support large align and nid in Rust allocators

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Message-ID: <aFxnAjUQ2n14D7Ya@cassiopeiae>
Date: Wed, 25 Jun 2025 23:15:46 +0200
From: Danilo Krummrich <dakr@...nel.org>
To: Andrew Morton <akpm@...ux-foundation.org>
Cc: Vitaly Wool <vitaly.wool@...sulko.se>, linux-mm@...ck.org,
	linux-kernel@...r.kernel.org, Uladzislau Rezki <urezki@...il.com>,
	Alice Ryhl <aliceryhl@...gle.com>, rust-for-linux@...r.kernel.org
Subject: Re: [PATCH v3 0/2] support large align and nid in Rust allocators

On Wed, Jun 25, 2025 at 02:10:22PM -0700, Andrew Morton wrote:
> On Wed, 25 Jun 2025 08:29:17 +0200 Vitaly Wool <vitaly.wool@...sulko.se> wrote:
> 
> > The coming patches provide the ability for Rust allocators to set
> > NUMA node and large alignment.
> 
> Including a diffstat would be nice.
> 
>  include/linux/vmalloc.h        |    8 +++---
>  mm/nommu.c                     |    3 +-
>  mm/vmalloc.c                   |   16 ++++++++++--
>  rust/helpers/slab.c            |    8 ++++--
>  rust/helpers/vmalloc.c         |    4 +--
>  rust/kernel/alloc.rs           |   28 ++++++++++++++++++++-
>  rust/kernel/alloc/allocator.rs |   40 +++++++++++++++++--------------
>  rust/kernel/alloc/kvec.rs      |    3 +-
>  8 files changed, 79 insertions(+), 31 deletions(-)
> 
> What is the preferred merge path for this series?

I can take it through my Rust alloc tree, but I think it would probably be
better you take it through the mm tree, since I don't expect this to conflict
with anything else in my tree anyways.

The Rust changes gonna need some more discussion though.

- Danilo