diff options
Diffstat (limited to 'rust/kernel/sync/lock/spinlock.rs')
-rw-r--r-- | rust/kernel/sync/lock/spinlock.rs | 11 |
1 files changed, 5 insertions, 6 deletions
diff --git a/rust/kernel/sync/lock/spinlock.rs b/rust/kernel/sync/lock/spinlock.rs index 91eb2c9e9123..ea5c5bc1ce12 100644 --- a/rust/kernel/sync/lock/spinlock.rs +++ b/rust/kernel/sync/lock/spinlock.rs @@ -4,8 +4,6 @@ //! //! This module allows Rust code to use the kernel's `spinlock_t`. -use crate::bindings; - /// Creates a [`SpinLock`] initialiser with the given name and a newly-created lock class. /// /// It uses the name if one is given, otherwise it generates one based on the file name and line @@ -17,6 +15,7 @@ macro_rules! new_spinlock { $inner, $crate::optional_name!($($name)?), $crate::static_lock_class!()) }; } +pub use new_spinlock; /// A spinlock. /// @@ -33,7 +32,7 @@ macro_rules! new_spinlock { /// contains an inner struct (`Inner`) that is protected by a spinlock. /// /// ``` -/// use kernel::{init::InPlaceInit, init::PinInit, new_spinlock, pin_init, sync::SpinLock}; +/// use kernel::sync::{new_spinlock, SpinLock}; /// /// struct Inner { /// a: u32, @@ -57,7 +56,7 @@ macro_rules! new_spinlock { /// } /// /// // Allocate a boxed `Example`. -/// let e = Box::pin_init(Example::new())?; +/// let e = Box::pin_init(Example::new(), GFP_KERNEL)?; /// assert_eq!(e.c, 10); /// assert_eq!(e.d.lock().a, 20); /// assert_eq!(e.d.lock().b, 30); @@ -82,7 +81,7 @@ macro_rules! new_spinlock { /// } /// ``` /// -/// [`spinlock_t`]: ../../../../include/linux/spinlock.h +/// [`spinlock_t`]: srctree/include/linux/spinlock.h pub type SpinLock<T> = super::Lock<T, SpinLockBackend>; /// A kernel `spinlock_t` lock backend. @@ -112,7 +111,7 @@ unsafe impl super::Backend for SpinLockBackend { unsafe fn unlock(ptr: *mut Self::State, _guard_state: &Self::GuardState) { // SAFETY: The safety requirements of this function ensure that `ptr` is valid and that the - // caller is the owner of the mutex. + // caller is the owner of the spinlock. unsafe { bindings::spin_unlock(ptr) } } } |