From: Boqun Feng <boqun@kernel.org>
To: Peter Zijlstra <peterz@infradead.org>
Cc: "Ingo Molnar" <mingo@kernel.org>, "Will Deacon" <will@kernel.org>,
"Boqun Feng" <boqun@kernel.org>,
"Waiman Long" <longman@redhat.com>, "Gary Guo" <gary@garyguo.net>,
"Alice Ryhl" <aliceryhl@google.com>,
"Lyude Paul" <lyude@redhat.com>,
"Daniel Almeida" <daniel.almeida@collabora.com>,
"Onur Özkan" <work@onurozkan.dev>,
"Miguel Ojeda" <ojeda@kernel.org>,
"Danilo Krummrich" <dakr@kernel.org>,
linux-kernel@vger.kernel.org, rust-for-linux@vger.kernel.org
Subject: [PATCH 16/24] rust: sync: use super::* in spinlock.rs
Date: Fri, 31 Jul 2026 13:30:17 -0700 [thread overview]
Message-ID: <20260731203031.13679-17-boqun@kernel.org> (raw)
In-Reply-To: <20260731203031.13679-1-boqun@kernel.org>
From: Lyude Paul <lyude@redhat.com>
No functional changes.
Signed-off-by: Lyude Paul <lyude@redhat.com>
Link: https://patch.msgid.link/20260302232154.861916-4-lyude@redhat.com
Signed-off-by: Boqun Feng <boqun@kernel.org>
---
rust/kernel/sync/lock/spinlock.rs | 9 ++++-----
1 file changed, 4 insertions(+), 5 deletions(-)
diff --git a/rust/kernel/sync/lock/spinlock.rs b/rust/kernel/sync/lock/spinlock.rs
index ef76fa07ca3a..d75af32218ba 100644
--- a/rust/kernel/sync/lock/spinlock.rs
+++ b/rust/kernel/sync/lock/spinlock.rs
@@ -3,6 +3,7 @@
//! A kernel spinlock.
//!
//! This module allows Rust code to use the kernel's `spinlock_t`.
+use super::*;
/// Creates a [`SpinLock`] initialiser with the given name and a newly-created lock class.
///
@@ -82,7 +83,7 @@ macro_rules! new_spinlock {
/// ```
///
/// [`spinlock_t`]: srctree/include/linux/spinlock.h
-pub type SpinLock<T> = super::Lock<T, SpinLockBackend>;
+pub type SpinLock<T> = Lock<T, SpinLockBackend>;
/// A kernel `spinlock_t` lock backend.
pub struct SpinLockBackend;
@@ -91,13 +92,11 @@ macro_rules! new_spinlock {
///
/// This is simply a type alias for a [`Guard`] returned from locking a [`SpinLock`]. It will unlock
/// the [`SpinLock`] upon being dropped.
-///
-/// [`Guard`]: super::Guard
-pub type SpinLockGuard<'a, T> = super::Guard<'a, T, SpinLockBackend>;
+pub type SpinLockGuard<'a, T> = Guard<'a, T, SpinLockBackend>;
// SAFETY: The underlying kernel `spinlock_t` object ensures mutual exclusion. `relock` uses the
// default implementation that always calls the same locking method.
-unsafe impl super::Backend for SpinLockBackend {
+unsafe impl Backend for SpinLockBackend {
type State = bindings::spinlock_t;
type GuardState = ();
--
2.50.1 (Apple Git-155)
next prev parent reply other threads:[~2026-07-31 20:31 UTC|newest]
Thread overview: 25+ messages / expand[flat|nested] mbox.gz Atom feed top
2026-07-31 20:30 [GIT PULL] [PATCH 00/24] Rust synchronization changes for v7.3 Boqun Feng
2026-07-31 20:30 ` [PATCH 01/24] preempt: Track NMI nesting to separate per-CPU counter Boqun Feng
2026-07-31 20:30 ` [PATCH 02/24] preempt: Introduce HARDIRQ_DISABLE_BITS Boqun Feng
2026-07-31 20:30 ` [PATCH 03/24] preempt: Introduce __preempt_count_{sub, add}_return() Boqun Feng
2026-07-31 20:30 ` [PATCH 04/24] openrisc: Include <linux/cpumask.h> in smp.h Boqun Feng
2026-07-31 20:30 ` [PATCH 05/24] irq & spin_lock: Add counted interrupt disabling/enabling Boqun Feng
2026-07-31 20:30 ` [PATCH 06/24] irq: Add KUnit test for refcounted interrupt enable/disable Boqun Feng
2026-07-31 20:30 ` [PATCH 07/24] locking: Switch to _irq_{disable,enable}() variants in cleanup guards Boqun Feng
2026-07-31 20:30 ` [PATCH 08/24] sched: Remove the unused preempt_offset parameter of __cant_sleep() Boqun Feng
2026-07-31 20:30 ` [PATCH 09/24] sched: Avoid signed comparison of preempt_count() in __cant_migrate() Boqun Feng
2026-07-31 20:30 ` [PATCH 10/24] preempt: Introduce HAS_SEPARATE_PREEMPT_RESCHED_BITS Boqun Feng
2026-07-31 20:30 ` [PATCH 11/24] arm64: sched/preempt: Enable HAS_SEPARATE_PREEMPT_RESCHED_BITS Boqun Feng
2026-07-31 20:30 ` [PATCH 12/24] s390/preempt: " Boqun Feng
2026-07-31 20:30 ` [PATCH 13/24] irq: Optimize reschedule check in local_interrupt_enable() Boqun Feng
2026-07-31 20:30 ` [PATCH 14/24] rust: Introduce interrupt module Boqun Feng
2026-07-31 20:30 ` [PATCH 15/24] rust: helper: Add spin_{un,}lock_irq_{enable,disable}() helpers Boqun Feng
2026-07-31 20:30 ` Boqun Feng [this message]
2026-07-31 20:30 ` [PATCH 17/24] rust: sync: Add SpinLockIrq Boqun Feng
2026-07-31 20:30 ` [PATCH 18/24] rust: sync: Introduce SpinLockIrq::lock_with() and friends Boqun Feng
2026-07-31 20:30 ` [PATCH 19/24] rust: sync: Add abstraction for synchronize_rcu() Boqun Feng
2026-07-31 20:30 ` [PATCH 20/24] rust: revocable: Use safe synchronize_rcu() abstraction Boqun Feng
2026-07-31 20:30 ` [PATCH 21/24] rust: sync: Use safe synchronize_rcu() abstraction in poll Boqun Feng
2026-07-31 20:30 ` [PATCH 22/24] rust: sync: Add helpers for mb, dma_mb and friends Boqun Feng
2026-07-31 20:30 ` [PATCH 23/24] rust: sync: Add generic memory barriers Boqun Feng
2026-07-31 20:30 ` [PATCH 24/24] rust: revocable: Use LKMM atomics instead of Rust atomics Boqun Feng
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