diff options
Diffstat (limited to 'rust/kernel')
| -rw-r--r-- | rust/kernel/sync.rs | 2 | ||||
| -rw-r--r-- | rust/kernel/sync/lock/mutex.rs | 8 |
2 files changed, 9 insertions, 1 deletions
diff --git a/rust/kernel/sync.rs b/rust/kernel/sync.rs index 1eab7ebf25fd..2721b5c8deda 100644 --- a/rust/kernel/sync.rs +++ b/rust/kernel/sync.rs @@ -16,7 +16,7 @@ pub mod poll; pub use arc::{Arc, ArcBorrow, UniqueArc}; pub use condvar::{new_condvar, CondVar, CondVarTimeoutResult}; pub use lock::global::{global_lock, GlobalGuard, GlobalLock, GlobalLockBackend, GlobalLockedBy}; -pub use lock::mutex::{new_mutex, Mutex}; +pub use lock::mutex::{new_mutex, Mutex, MutexGuard}; pub use lock::spinlock::{new_spinlock, SpinLock}; pub use locked_by::LockedBy; diff --git a/rust/kernel/sync/lock/mutex.rs b/rust/kernel/sync/lock/mutex.rs index 0e946ebefce1..10a70c07268d 100644 --- a/rust/kernel/sync/lock/mutex.rs +++ b/rust/kernel/sync/lock/mutex.rs @@ -86,6 +86,14 @@ pub use new_mutex; /// [`struct mutex`]: srctree/include/linux/mutex.h pub type Mutex<T> = super::Lock<T, MutexBackend>; +/// A [`Guard`] acquired from locking a [`Mutex`]. +/// +/// This is simply a type alias for a [`Guard`] returned from locking a [`Mutex`]. It will unlock +/// the [`Mutex`] upon being dropped. +/// +/// [`Guard`]: super::Guard +pub type MutexGuard<'a, T> = super::Guard<'a, T, MutexBackend>; + /// A kernel `struct mutex` lock backend. pub struct MutexBackend; |