| /* |
| * This file is subject to the terms and conditions of the GNU General Public |
| * License. See the file "COPYING" in the main directory of this archive |
| * for more details. |
| * |
| * Copyright (C) 1999, 2000, 06 Ralf Baechle (ralf@linux-mips.org) |
| * Copyright (C) 1999, 2000 Silicon Graphics, Inc. |
| */ |
| #ifndef _ASM_SPINLOCK_H |
| #define _ASM_SPINLOCK_H |
| |
| #include <asm/processor.h> |
| #include <asm/qrwlock.h> |
| |
| #include <asm-generic/qspinlock_types.h> |
| |
| #define queued_spin_unlock queued_spin_unlock |
| /** |
| * queued_spin_unlock - release a queued spinlock |
| * @lock : Pointer to queued spinlock structure |
| */ |
| static inline void queued_spin_unlock(struct qspinlock *lock) |
| { |
| /* This could be optimised with ARCH_HAS_MMIOWB */ |
| mmiowb(); |
| smp_store_release(&lock->locked, 0); |
| } |
| |
| #include <asm/qspinlock.h> |
| |
| #endif /* _ASM_SPINLOCK_H */ |
