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Diffstat (limited to 'arch/openrisc/include/asm/spinlock.h')
| -rw-r--r-- | arch/openrisc/include/asm/spinlock.h | 30 |
1 files changed, 30 insertions, 0 deletions
diff --git a/arch/openrisc/include/asm/spinlock.h b/arch/openrisc/include/asm/spinlock.h new file mode 100644 index 000000000..a8940bdfc --- /dev/null +++ b/arch/openrisc/include/asm/spinlock.h @@ -0,0 +1,30 @@ +/* SPDX-License-Identifier: GPL-2.0-or-later */ +/* + * OpenRISC Linux + * + * Linux architectural port borrowing liberally from similar works of + * others. All original copyrights apply as per the original source + * declaration. + * + * OpenRISC implementation: + * Copyright (C) 2003 Matjaz Breskvar <phoenix@bsemi.com> + * Copyright (C) 2010-2011 Jonas Bonn <jonas@southpole.se> + * et al. + */ + +#ifndef __ASM_OPENRISC_SPINLOCK_H +#define __ASM_OPENRISC_SPINLOCK_H + +#include <asm/qspinlock.h> + +#include <asm/qrwlock.h> + +#define arch_read_lock_flags(lock, flags) arch_read_lock(lock) +#define arch_write_lock_flags(lock, flags) arch_write_lock(lock) + +#define arch_spin_relax(lock) cpu_relax() +#define arch_read_relax(lock) cpu_relax() +#define arch_write_relax(lock) cpu_relax() + + +#endif |