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From: "Benno Lossin" <lossin@kernel.org>
To: "Daniel Almeida" <daniel.almeida@collabora.com>,
	"Miguel Ojeda" <ojeda@kernel.org>,
	"Alex Gaynor" <alex.gaynor@gmail.com>,
	"Boqun Feng" <boqun.feng@gmail.com>,
	"Gary Guo" <gary@garyguo.net>,
	"Björn Roy Baron" <bjorn3_gh@protonmail.com>,
	"Andreas Hindborg" <a.hindborg@kernel.org>,
	"Alice Ryhl" <aliceryhl@google.com>,
	"Trevor Gross" <tmgross@umich.edu>,
	"Danilo Krummrich" <dakr@kernel.org>,
	"Greg Kroah-Hartman" <gregkh@linuxfoundation.org>
Cc: <linux-kernel@vger.kernel.org>, <rust-for-linux@vger.kernel.org>,
	<linux-usb@vger.kernel.org>
Subject: Re: [PATCH 1/2] rust: usb: add basic USB abstractions
Date: Mon, 25 Aug 2025 22:49:31 +0200	[thread overview]
Message-ID: <DCBSZC9IDT4L.SPHF4KVM5KEW@kernel.org> (raw)
In-Reply-To: <20250825-b4-usb-v1-1-7aa024de7ae8@collabora.com>

On Mon Aug 25, 2025 at 8:18 PM CEST, Daniel Almeida wrote:
> +impl DeviceId {
> +    /// Equivalent to C's `USB_DEVICE` macro.
> +    pub const fn from_id(vendor: u16, product: u16) -> Self {
> +        Self(bindings::usb_device_id {
> +            match_flags: bindings::USB_DEVICE_ID_MATCH_DEVICE as u16,
> +            idVendor: vendor,
> +            idProduct: product,
> +            // SAFETY: It is safe to use all zeroes for the other fields of `usb_device_id`.
> +            ..unsafe { MaybeUninit::zeroed().assume_init() }

You can avoid this usage of `unsafe` with this patch series:

    https://lore.kernel.org/all/20250814093046.2071971-1-lossin@kernel.org

I'd like to avoid introducing any new one of these.

---
Cheers,
Benno

> +        })
> +    }

  reply	other threads:[~2025-08-25 20:49 UTC|newest]

Thread overview: 53+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2025-08-25 18:18 [PATCH 0/2] rust: usb: add initial USB abstractions Daniel Almeida
2025-08-25 18:18 ` [PATCH 1/2] rust: usb: add basic " Daniel Almeida
2025-08-25 20:49   ` Benno Lossin [this message]
2025-08-25 21:03     ` Daniel Almeida
2025-09-23 13:21   ` Danilo Krummrich
2025-09-23 13:31     ` Daniel Almeida
2025-09-23 14:03       ` Danilo Krummrich
2025-09-23 14:30         ` Greg Kroah-Hartman
2025-09-23 14:38           ` Danilo Krummrich
2025-09-23 14:52             ` Greg Kroah-Hartman
2025-09-23 15:06               ` Danilo Krummrich
2025-09-23 14:58             ` Alan Stern
2025-09-23 14:13     ` Greg Kroah-Hartman
2025-09-23 14:16       ` Oliver Neukum
2025-09-23 14:22         ` Greg Kroah-Hartman
2025-09-23 14:25           ` Danilo Krummrich
2025-09-23 14:37             ` Greg Kroah-Hartman
2025-09-23 14:42               ` Danilo Krummrich
2025-09-23 14:49                 ` Greg Kroah-Hartman
2025-09-23 15:46                   ` Danilo Krummrich
2025-09-23 14:18       ` Danilo Krummrich
2025-08-25 18:18 ` [PATCH 2/2] samples: rust: add a USB driver sample Daniel Almeida
2025-09-06 11:14   ` Greg Kroah-Hartman
2025-09-06 12:04     ` Daniel Almeida
2025-09-06 12:10       ` Greg Kroah-Hartman
2025-09-06 12:41         ` Daniel Almeida
2025-09-06 13:07           ` Greg Kroah-Hartman
2025-09-06 14:49             ` Alan Stern
2025-09-06 14:56             ` Daniel Almeida
2025-09-06 13:22           ` Danilo Krummrich
2025-09-06 14:50             ` Daniel Almeida
2025-09-06 15:22               ` Danilo Krummrich
2025-09-06 15:46                 ` Daniel Almeida
2025-09-06 15:48                   ` Danilo Krummrich
2025-09-09 11:19                   ` Simon Neuenhausen
2025-09-09 12:12                     ` Daniel Almeida
2025-09-09 13:25                       ` Greg Kroah-Hartman
2025-09-09 12:14                     ` Greg Kroah-Hartman
2025-09-09 13:05                       ` Simon Neuenhausen
2025-08-25 20:32 ` [PATCH 0/2] rust: usb: add initial USB abstractions Greg Kroah-Hartman
2025-09-23 12:05 ` Greg Kroah-Hartman
2025-09-23 12:29   ` Alice Ryhl
2025-09-23 12:31     ` Greg Kroah-Hartman
2025-09-23 12:34     ` Daniel Almeida
2025-09-23 12:41       ` Greg Kroah-Hartman
2025-09-23 12:55       ` Miguel Ojeda
2025-09-23 12:56   ` Miguel Ojeda
2025-09-23 13:24     ` Daniel Almeida
2025-09-23 21:29       ` Miguel Ojeda
2025-09-25 12:52 ` Greg Kroah-Hartman
2025-09-25 12:58   ` Daniel Almeida
2025-09-25 13:29   ` Danilo Krummrich
2025-09-25 17:38     ` Greg Kroah-Hartman

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