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Date: Tue, 15 Jul 2025 18:23:34 +0200
Message-Id: <DBCRNDVHJB6Q.1OJRPHLWAA16P@kernel.org>
From: "Danilo Krummrich" <dakr@kernel.org>
Subject: Re: [PATCH 2/2] rust: alloc: take the allocator into account for
 FOREIGN_ALIGN
Cc: "Alice Ryhl" <aliceryhl@google.com>, "Lorenzo Stoakes"
 <lorenzo.stoakes@oracle.com>, "Liam R. Howlett" <Liam.Howlett@oracle.com>,
 "Andrew Morton" <akpm@linux-foundation.org>, "Matthew Wilcox"
 <willy@infradead.org>, "Tamir Duberstein" <tamird@gmail.com>, "Andreas
 Hindborg" <a.hindborg@kernel.org>, "Miguel Ojeda" <ojeda@kernel.org>,
 "Boqun Feng" <boqun.feng@gmail.com>, "Gary Guo" <gary@garyguo.net>,
 =?utf-8?q?Bj=C3=B6rn_Roy_Baron?= <bjorn3_gh@protonmail.com>, "Trevor Gross"
 <tmgross@umich.edu>, <linux-mm@kvack.org>,
 <rust-for-linux@vger.kernel.org>, <linux-kernel@vger.kernel.org>
To: "Benno Lossin" <lossin@kernel.org>
References: <20250715-align-min-allocator-v1-0-3e1b2a5516c0@google.com>
 <20250715-align-min-allocator-v1-2-3e1b2a5516c0@google.com>
 <DBCR5IFQFMUU.23UNP95G4NKWA@kernel.org>
In-Reply-To: <DBCR5IFQFMUU.23UNP95G4NKWA@kernel.org>

On Tue Jul 15, 2025 at 6:00 PM CEST, Benno Lossin wrote:
> Do we at some point also want to give people the option to use vmalloc
> for `Arc`?

I'm not sure how useful that is. Typically, larger allocations (e.g. buffer=
s)
are members of smaller reference counted objects that manage their lifetime=
,
etc.