Module sync

Synchronisation primitives.

This module contains the kernel APIs related to synchronisation that have been ported or wrapped for usage by Rust code in the kernel.

Re-exports

pub use lock::mutex::new_mutex;

pub use lock::mutex::Mutex;

pub use lock::mutex::MutexGuard;

pub use lock::spinlock::new_spinlock;

pub use lock::spinlock::SpinLock;

pub use lock::spinlock::SpinLockGuard;

Modules

lock

Generic kernel lock and guard.

poll

Utilities for working with struct poll_table.

rcu

RCU support.

Macros

global_lock

Defines a global lock.

new_condvar

Creates a CondVar initialiser with the given name and a newly-created lock class.

Structs

Arc

A reference-counted pointer to an instance of T.

ArcBorrow

A borrowed reference to an Arc instance.

CondVar

A conditional variable.

GlobalGuard

A guard for a GlobalLock.

GlobalLock

Type used for global locks.

GlobalLockedBy

A version of LockedBy for a GlobalLock.

LockClassKey

Represents a lockdep class. It’s a wrapper around C’s lock_class_key.

LockedBy

Allows access to some data to be serialised by a lock that does not wrap it.

UniqueArc

A refcounted object that is known to have a refcount of 1.

Enums

CondVarTimeoutResult

The return type of wait_timeout.

Traits

GlobalLockBackend

Trait implemented for marker types for global locks.