diff options
Diffstat (limited to 'include/linux/spinlock.h')
| -rw-r--r-- | include/linux/spinlock.h | 23 |
1 files changed, 23 insertions, 0 deletions
diff --git a/include/linux/spinlock.h b/include/linux/spinlock.h index 241277cd34cf..3d405cc4c121 100644 --- a/include/linux/spinlock.h +++ b/include/linux/spinlock.h @@ -57,6 +57,7 @@ #include <linux/linkage.h> #include <linux/compiler.h> #include <linux/irqflags.h> +#include <linux/interrupt_rc.h> #include <linux/thread_info.h> #include <linux/stringify.h> #include <linux/bottom_half.h> @@ -273,9 +274,11 @@ static inline void do_raw_spin_unlock(raw_spinlock_t *lock) __releases(lock) #endif #define raw_spin_lock_irq(lock) _raw_spin_lock_irq(lock) +#define raw_spin_lock_irq_disable(lock) _raw_spin_lock_irq_disable(lock) #define raw_spin_lock_bh(lock) _raw_spin_lock_bh(lock) #define raw_spin_unlock(lock) _raw_spin_unlock(lock) #define raw_spin_unlock_irq(lock) _raw_spin_unlock_irq(lock) +#define raw_spin_unlock_irq_enable(lock) _raw_spin_unlock_irq_enable(lock) #define raw_spin_unlock_irqrestore(lock, flags) \ do { \ @@ -290,6 +293,8 @@ static inline void do_raw_spin_unlock(raw_spinlock_t *lock) __releases(lock) #define raw_spin_trylock_irqsave(lock, flags) _raw_spin_trylock_irqsave(lock, &(flags)) +#define raw_spin_trylock_irq_disable(lock) _raw_spin_trylock_irq_disable(lock) + #ifndef CONFIG_PREEMPT_RT /* Include rwlock functions for !RT */ #include <linux/rwlock.h> @@ -372,6 +377,12 @@ static __always_inline void spin_lock_irq(spinlock_t *lock) raw_spin_lock_irq(&lock->rlock); } +static __always_inline void spin_lock_irq_disable(spinlock_t *lock) + __acquires(lock) __no_context_analysis +{ + raw_spin_lock_irq_disable(&lock->rlock); +} + #define spin_lock_irqsave(lock, flags) \ do { \ raw_spin_lock_irqsave(spinlock_check(lock), flags); \ @@ -402,6 +413,12 @@ static __always_inline void spin_unlock_irq(spinlock_t *lock) raw_spin_unlock_irq(&lock->rlock); } +static __always_inline void spin_unlock_irq_enable(spinlock_t *lock) + __releases(lock) __no_context_analysis +{ + raw_spin_unlock_irq_enable(&lock->rlock); +} + static __always_inline void spin_unlock_irqrestore(spinlock_t *lock, unsigned long flags) __releases(lock) __no_context_analysis { @@ -427,6 +444,12 @@ static __always_inline bool _spin_trylock_irqsave(spinlock_t *lock, unsigned lon } #define spin_trylock_irqsave(lock, flags) _spin_trylock_irqsave(lock, &(flags)) +static __always_inline int spin_trylock_irq_disable(spinlock_t *lock) + __cond_acquires(true, lock) __no_context_analysis +{ + return raw_spin_trylock_irq_disable(&lock->rlock); +} + /** * spin_is_locked() - Check whether a spinlock is locked. * @lock: Pointer to the spinlock. |