linux-kernel - Re: [PATCH 1/4] rust: alloc: replace aligned_size() with Kmalloc::aligned

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Message-ID: <CANiq72nfpecn3qQqNJiXGDX_Veg1Q9yQF0BZzCk68Ue_i3qtVg@mail.gmail.com>
Date: Tue, 12 Aug 2025 22:12:13 +0200
From: Miguel Ojeda <miguel.ojeda.sandonis@...il.com>
To: Danilo Krummrich <dakr@...nel.org>
Cc: lorenzo.stoakes@...cle.com, vbabka@...e.cz, Liam.Howlett@...cle.com, 
	urezki@...il.com, ojeda@...nel.org, alex.gaynor@...il.com, 
	boqun.feng@...il.com, gary@...yguo.net, bjorn3_gh@...tonmail.com, 
	lossin@...nel.org, a.hindborg@...nel.org, aliceryhl@...gle.com, 
	tmgross@...ch.edu, maarten.lankhorst@...ux.intel.com, mripard@...nel.org, 
	tzimmermann@...e.de, airlied@...il.com, simona@...ll.ch, 
	rust-for-linux@...r.kernel.org, dri-devel@...ts.freedesktop.org, 
	linux-kernel@...r.kernel.org
Subject: Re: [PATCH 1/4] rust: alloc: replace aligned_size() with Kmalloc::aligned_layout()

On Tue, Aug 12, 2025 at 10:00 PM Danilo Krummrich <dakr@...nel.org> wrote:
>
> I don't think so, it just lead to pad to the alignment for Vmalloc too.
>
> Technically, this makes no difference, since Vmalloc is always PAGE_SIZE aligned
> and the size always a multiple of PAGE_SIZE.

Got it, thanks for the quick reply! Then I guess we could have skipped
the Fixes in this one, but it is not a big deal and as usual it
depends on how one defines "fix".

Cheers,
Miguel