linux-kernel - Re: [PATCH v5 3/6] rust: irq: add support for non-threaded IRQs and handlers

lists.openwall.net		lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC
Open Source and information security mailing list archives

Hash Suite: Windows password security audit tool. GUI, reports in PDF.

[<prev] [next>] [<thread-prev] [thread-next>] [day] [month] [year] [list]

Message-Id: <022A0919-37A5-4FF0-B834-333E512EC0C6@collabora.com>
Date: Thu, 3 Jul 2025 14:12:24 -0300
From: Daniel Almeida <daniel.almeida@...labora.com>
To: Miguel Ojeda <ojeda@...nel.org>,
 Alex Gaynor <alex.gaynor@...il.com>,
 Boqun Feng <boqun.feng@...il.com>,
 Gary Guo <gary@...yguo.net>,
 Björn Roy Baron <bjorn3_gh@...tonmail.com>,
 Andreas Hindborg <a.hindborg@...nel.org>,
 Alice Ryhl <aliceryhl@...gle.com>,
 Trevor Gross <tmgross@...ch.edu>,
 Danilo Krummrich <dakr@...nel.org>,
 Greg Kroah-Hartman <gregkh@...uxfoundation.org>,
 "Rafael J. Wysocki" <rafael@...nel.org>,
 Thomas Gleixner <tglx@...utronix.de>,
 Benno Lossin <lossin@...nel.org>,
 Bjorn Helgaas <bhelgaas@...gle.com>,
 Krzysztof Wilczyński <kwilczynski@...nel.org>
Cc: linux-kernel@...r.kernel.org,
 rust-for-linux@...r.kernel.org,
 linux-pci@...r.kernel.org
Subject: Re: [PATCH v5 3/6] rust: irq: add support for non-threaded IRQs and
 handlers

Hi,

[…]

> +
> +/// Callbacks for an IRQ handler.
> +pub trait Handler: Sync {

I wonder if we should require ’static here too?

Same for the Threaded trait.

> +    /// The actual handler function. As usual, sleeps are not allowed in IRQ
> +    /// context.
> +    fn handle(&self) -> IrqReturn;
> +}
> +
> +impl<T: ?Sized + Handler + Send> Handler for Arc<T> {
> +    fn handle(&self) -> IrqReturn {
> +        T::handle(self)
> +    }
> +}
> +
> +impl<T: ?Sized + Handler, A: Allocator> Handler for Box<T, A> {
> +    fn handle(&self) -> IrqReturn {
> +        T::handle(self)
> +    }
> +}
> +

— Daniel