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From: Gary Guo <gary@garyguo.net>
To: Lyude Paul <lyude@redhat.com>
Cc: rust-for-linux@vger.kernel.org, linux-kernel@vger.kernel.org,
	"Thomas Gleixner" <tglx@linutronix.de>,
	"Boqun Feng" <boqun.feng@gmail.com>,
	"Daniel Almeida" <daniel.almeida@collabora.com>,
	"Miguel Ojeda" <ojeda@kernel.org>,
	"Alex Gaynor" <alex.gaynor@gmail.com>,
	"Björn Roy Baron" <bjorn3_gh@protonmail.com>,
	"Benno Lossin" <lossin@kernel.org>,
	"Andreas Hindborg" <a.hindborg@kernel.org>,
	"Alice Ryhl" <aliceryhl@google.com>,
	"Trevor Gross" <tmgross@umich.edu>,
	"Danilo Krummrich" <dakr@kernel.org>,
	"Andrew Morton" <akpm@linux-foundation.org>,
	"Peter Zijlstra" <peterz@infradead.org>,
	"Ingo Molnar" <mingo@redhat.com>, "Will Deacon" <will@kernel.org>,
	"Waiman Long" <longman@redhat.com>
Subject: Re: [PATCH v16 08/17] rust: helper: Add spin_{un,}lock_irq_{enable,disable}() helpers
Date: Tue, 16 Dec 2025 12:15:03 +0000	[thread overview]
Message-ID: <20251216121503.3aef341b.gary@garyguo.net> (raw)
In-Reply-To: <20251215175806.102713-9-lyude@redhat.com>

On Mon, 15 Dec 2025 12:57:55 -0500
Lyude Paul <lyude@redhat.com> wrote:

> From: Boqun Feng <boqun.feng@gmail.com>
> 
> spin_lock_irq_disable() and spin_unlock_irq_enable() are inline
> functions, to use them in Rust, helpers are introduced. This is for
> interrupt disabling lock abstraction in Rust.
> 
> Signed-off-by: Boqun Feng <boqun.feng@gmail.com>
> Reviewed-by: Andreas Hindborg <a.hindborg@kernel.org>
> Signed-off-by: Lyude Paul <lyude@redhat.com>
> ---
>  rust/helpers/spinlock.c | 15 +++++++++++++++
>  1 file changed, 15 insertions(+)
> 
> diff --git a/rust/helpers/spinlock.c b/rust/helpers/spinlock.c
> index 42c4bf01a23e4..d4e61057c2a7a 100644
> --- a/rust/helpers/spinlock.c
> +++ b/rust/helpers/spinlock.c
> @@ -35,3 +35,18 @@ void rust_helper_spin_assert_is_held(spinlock_t *lock)
>  {
>  	lockdep_assert_held(lock);
>  }
> +
> +void rust_helper_spin_lock_irq_disable(spinlock_t *lock)
> +{
> +	spin_lock_irq_disable(lock);
> +}
> +
> +void rust_helper_spin_unlock_irq_enable(spinlock_t *lock)
> +{
> +	spin_unlock_irq_enable(lock);
> +}
> +
> +int rust_helper_spin_trylock_irq_disable(spinlock_t *lock)
> +{
> +	return spin_trylock_irq_disable(lock);
> +}

Can you add __rust_helper prefix to these helpers please.

Best,
Gary

  reply	other threads:[~2025-12-16 12:15 UTC|newest]

Thread overview: 23+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2025-12-15 17:57 [PATCH v16 00/17] Refcounted interrupts, SpinLockIrq for rust Lyude Paul
2025-12-15 17:57 ` [PATCH v16 01/17] preempt: Introduce HARDIRQ_DISABLE_BITS Lyude Paul
2025-12-15 17:57 ` [PATCH v16 02/17] preempt: Track NMI nesting to separate per-CPU counter Lyude Paul
2025-12-15 17:57 ` [PATCH v16 03/17] preempt: Introduce __preempt_count_{sub, add}_return() Lyude Paul
2025-12-15 17:57 ` [PATCH v16 04/17] openrisc: Include <linux/cpumask.h> in smp.h Lyude Paul
2025-12-15 21:54   ` Stafford Horne
2025-12-15 17:57 ` [PATCH v16 05/17] irq & spin_lock: Add counted interrupt disabling/enabling Lyude Paul
2025-12-15 17:57 ` [PATCH v16 06/17] irq: Add KUnit test for refcounted interrupt enable/disable Lyude Paul
2025-12-15 17:57 ` [PATCH v16 07/17] rust: Introduce interrupt module Lyude Paul
2025-12-15 17:57 ` [PATCH v16 08/17] rust: helper: Add spin_{un,}lock_irq_{enable,disable}() helpers Lyude Paul
2025-12-16 12:15   ` Gary Guo [this message]
2025-12-15 17:57 ` [PATCH v16 09/17] rust: sync: Add SpinLockIrq Lyude Paul
2025-12-16 12:20   ` Gary Guo
2025-12-15 17:57 ` [PATCH v16 10/17] rust: sync: Introduce lock::Backend::Context Lyude Paul
2025-12-15 17:57 ` [PATCH v16 11/17] rust: sync: lock: Add `Backend::BackendInContext` Lyude Paul
2025-12-15 17:57 ` [PATCH v16 12/17] rust: sync: lock/global: Rename B to G in trait bounds Lyude Paul
2025-12-16 16:15   ` Dirk Behme
2025-12-17 20:33     ` Boqun Feng
2025-12-15 17:58 ` [PATCH v16 13/17] rust: sync: Add a lifetime parameter to lock::global::GlobalGuard Lyude Paul
2025-12-15 17:58 ` [PATCH v16 14/17] rust: sync: Expose lock::Backend Lyude Paul
2025-12-15 17:58 ` [PATCH v16 15/17] rust: sync: lock/global: Add Backend parameter to GlobalGuard Lyude Paul
2025-12-15 17:58 ` [PATCH v16 16/17] rust: sync: lock/global: Add BackendInContext support to GlobalLock Lyude Paul
2025-12-15 17:58 ` [PATCH v16 17/17] locking: Switch to _irq_{disable,enable}() variants in cleanup guards Lyude Paul

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