diff options
Diffstat (limited to 'kern/spinlock_i.h')
| -rw-r--r-- | kern/spinlock_i.h | 4 |
1 files changed, 2 insertions, 2 deletions
diff --git a/kern/spinlock_i.h b/kern/spinlock_i.h index 444ced94..45018033 100644 --- a/kern/spinlock_i.h +++ b/kern/spinlock_i.h @@ -41,7 +41,7 @@ spinlock_lock_fast(struct spinlock *lock) { unsigned int prev; - prev = atomic_cas_seq_cst(&lock->value, SPINLOCK_UNLOCKED, SPINLOCK_LOCKED); + prev = atomic_cas_acquire(&lock->value, SPINLOCK_UNLOCKED, SPINLOCK_LOCKED); if (unlikely(prev != SPINLOCK_UNLOCKED)) { return ERROR_BUSY; @@ -55,7 +55,7 @@ spinlock_unlock_fast(struct spinlock *lock) { unsigned int prev; - prev = atomic_cas_seq_cst(&lock->value, SPINLOCK_LOCKED, SPINLOCK_UNLOCKED); + prev = atomic_cas_release(&lock->value, SPINLOCK_LOCKED, SPINLOCK_UNLOCKED); if (unlikely(prev != SPINLOCK_LOCKED)) { return ERROR_BUSY; |