From: Andreas Hindborg <a.hindborg@kernel.org>
To: Lyude Paul <lyude@redhat.com>,
rust-for-linux@vger.kernel.org,
Thomas Gleixner <tglx@linutronix.de>,
Boqun Feng <boqun.feng@gmail.com>,
linux-kernel@vger.kernel.org,
Daniel Almeida <daniel.almeida@collabora.com>
Cc: "Benno Lossin" <lossin@kernel.org>,
"Miguel Ojeda" <ojeda@kernel.org>,
"Alex Gaynor" <alex.gaynor@gmail.com>,
"Gary Guo" <gary@garyguo.net>,
"Björn Roy Baron" <bjorn3_gh@protonmail.com>,
"Alice Ryhl" <aliceryhl@google.com>,
"Trevor Gross" <tmgross@umich.edu>,
"Danilo Krummrich" <dakr@kernel.org>,
"Greg Kroah-Hartman" <gregkh@linuxfoundation.org>,
"Viresh Kumar" <viresh.kumar@linaro.org>,
"FUJITA Tomonori" <fujita.tomonori@gmail.com>,
"Krishna Ketan Rai" <prafulrai522@gmail.com>,
"Ingo Molnar" <mingo@kernel.org>,
"Mitchell Levy" <levymitchell0@gmail.com>,
"Tamir Duberstein" <tamird@gmail.com>,
"Wedson Almeida Filho" <wedsonaf@gmail.com>
Subject: Re: [PATCH v13 07/17] rust: Introduce interrupt module
Date: Tue, 04 Nov 2025 13:55:57 +0100 [thread overview]
Message-ID: <875xbq7y8y.fsf@t14s.mail-host-address-is-not-set> (raw)
In-Reply-To: <20251013155205.2004838-8-lyude@redhat.com>
Lyude Paul <lyude@redhat.com> writes:
> This introduces a module for dealing with interrupt-disabled contexts,
> including the ability to enable and disable interrupts along with the
> ability to annotate functions as expecting that IRQs are already
> disabled on the local CPU.
>
> [Boqun: This is based on Lyude's work on interrupt disable abstraction,
> I port to the new local_interrupt_disable() mechanism to make it work
> as a guard type. I cannot even take the credit of this design, since
> Lyude also brought up the same idea in zulip. Anyway, this is only for
> POC purpose, and of course all bugs are mine]
>
> Signed-off-by: Lyude Paul <lyude@redhat.com>
> Co-developed-by: Boqun Feng <boqun.feng@gmail.com>
> Signed-off-by: Boqun Feng <boqun.feng@gmail.com>
> Reviewed-by: Benno Lossin <lossin@kernel.org>
Reviewed-by: Andreas Hindborg <a.hindborg@kernel.org>
Best regards,
Andreas Hindborg
next prev parent reply other threads:[~2025-11-04 13:10 UTC|newest]
Thread overview: 45+ messages / expand[flat|nested] mbox.gz Atom feed top
2025-10-13 15:48 [PATCH v13 00/17] Refcounted interrupts, SpinLockIrq for rust Lyude Paul
2025-10-13 15:48 ` [PATCH v13 01/17] preempt: Track NMI nesting to separate per-CPU counter Lyude Paul
2025-10-13 16:19 ` Lyude Paul
2025-10-13 16:32 ` Miguel Ojeda
2025-10-13 20:00 ` Peter Zijlstra
2025-10-13 21:27 ` Joel Fernandes
2025-10-14 8:25 ` Peter Zijlstra
2025-10-14 17:59 ` Joel Fernandes
2025-10-14 19:37 ` Peter Zijlstra
2025-10-14 10:48 ` Peter Zijlstra
2025-10-14 17:55 ` Joel Fernandes
2025-10-14 19:43 ` Peter Zijlstra
2025-10-14 22:05 ` Joel Fernandes
2025-10-20 20:44 ` Joel Fernandes
2025-10-30 22:56 ` Joel Fernandes
2025-10-13 15:48 ` [PATCH v13 02/17] preempt: Reduce NMI_MASK to single bit and restore HARDIRQ_BITS Lyude Paul
2025-11-04 12:15 ` Andreas Hindborg
2025-10-13 15:48 ` [PATCH v13 03/17] preempt: Introduce HARDIRQ_DISABLE_BITS Lyude Paul
2025-10-31 14:59 ` Andreas Hindborg
2025-10-31 19:59 ` Boqun Feng
2025-10-13 15:48 ` [PATCH v13 04/17] preempt: Introduce __preempt_count_{sub, add}_return() Lyude Paul
2025-11-04 12:30 ` Andreas Hindborg
2025-10-13 15:48 ` [PATCH v13 05/17] irq & spin_lock: Add counted interrupt disabling/enabling Lyude Paul
2025-10-15 20:54 ` Bart Van Assche
2025-10-16 8:15 ` Peter Zijlstra
2025-10-17 6:44 ` Boqun Feng
2025-10-16 21:24 ` David Laight
2025-10-17 6:48 ` Boqun Feng
2025-11-04 12:45 ` Andreas Hindborg
2025-10-13 15:48 ` [PATCH v13 06/17] irq: Add KUnit test for refcounted interrupt enable/disable Lyude Paul
2025-10-13 15:48 ` [PATCH v13 07/17] rust: Introduce interrupt module Lyude Paul
2025-11-04 12:55 ` Andreas Hindborg [this message]
2025-10-13 15:48 ` [PATCH v13 08/17] rust: helper: Add spin_{un,}lock_irq_{enable,disable}() helpers Lyude Paul
2025-11-04 12:56 ` Andreas Hindborg
2025-10-13 15:48 ` [PATCH v13 09/17] rust: sync: Add SpinLockIrq Lyude Paul
2025-11-04 13:09 ` Andreas Hindborg
2025-10-13 15:48 ` [PATCH v13 10/17] rust: sync: Introduce lock::Backend::Context Lyude Paul
2025-10-13 15:48 ` [PATCH v13 11/17] rust: sync: lock: Add `Backend::BackendInContext` Lyude Paul
2025-11-05 12:45 ` Andreas Hindborg
2025-10-13 15:48 ` [PATCH v13 12/17] rust: sync: lock/global: Rename B to G in trait bounds Lyude Paul
2025-10-13 15:48 ` [PATCH v13 13/17] rust: sync: Add a lifetime parameter to lock::global::GlobalGuard Lyude Paul
2025-10-13 15:48 ` [PATCH v13 14/17] rust: sync: Expose lock::Backend Lyude Paul
2025-10-13 15:48 ` [PATCH v13 15/17] rust: sync: lock/global: Add Backend parameter to GlobalGuard Lyude Paul
2025-10-13 15:48 ` [PATCH v13 16/17] rust: sync: lock/global: Add BackendInContext support to GlobalLock Lyude Paul
2025-10-13 15:48 ` [PATCH v13 17/17] locking: Switch to _irq_{disable,enable}() variants in cleanup guards Lyude Paul
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