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Date: Wed, 28 Jan 2026 20:26:53 +0100
Message-Id: <DG0GX23ANI54.2PQM2BL2IKRLL@kernel.org>
Subject: Re: [PATCH] rust: alloc: add GFP_NOIO flag
Cc: "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>, "Benno Lossin" <lossin@kernel.org>, "Alice
 Ryhl" <aliceryhl@google.com>, "Trevor Gross" <tmgross@umich.edu>, "Lorenzo
 Stoakes" <lorenzo.stoakes@oracle.com>, "Vlastimil Babka" <vbabka@suse.cz>,
 "Liam R. Howlett" <Liam.Howlett@oracle.com>, "Uladzislau Rezki"
 <urezki@gmail.com>, <rust-for-linux@vger.kernel.org>,
 <linux-kernel@vger.kernel.org>
To: "Andreas Hindborg" <a.hindborg@kernel.org>
From: "Danilo Krummrich" <dakr@kernel.org>
References: <20260128-gfp-noio-v1-1-9a808fc49b44@kernel.org>
In-Reply-To: <20260128-gfp-noio-v1-1-9a808fc49b44@kernel.org>

On Wed Jan 28, 2026 at 7:37 PM CET, Andreas Hindborg wrote:
> +    /// [`GFP_NOIO`] will use direct reclaim to discard clean pages or s=
lab
> +    /// pages that do not require the starting of any physical IO.
> +    pub const GFP_NOIO: Flags =3D Flags(bindings::GFP_NOIO);

How do you use this? What about abstractions for memalloc_noio_{save,restor=
e}()
instead?