LXR linux/arch/openrisc/include/asm/spinlock.h

   1/* SPDX-License-Identifier: GPL-2.0-or-later */
   2/*
   3 * OpenRISC Linux
   4 *
   5 * Linux architectural port borrowing liberally from similar works of
   6 * others.  All original copyrights apply as per the original source
   7 * declaration.
   8 *
   9 * OpenRISC implementation:
  10 * Copyright (C) 2003 Matjaz Breskvar <phoenix@bsemi.com>
  11 * Copyright (C) 2010-2011 Jonas Bonn <jonas@southpole.se>
  12 * et al.
  13 */
  14
  15#ifndef __ASM_OPENRISC_SPINLOCK_H
  16#define __ASM_OPENRISC_SPINLOCK_H
  17
  18#include <asm/qspinlock.h>
  19
  20#include <asm/qrwlock.h>
  21
  22#define arch_read_lock_flags(lock, flags) arch_read_lock(lock)
  23#define arch_write_lock_flags(lock, flags) arch_write_lock(lock)
  24
  25#define arch_spin_relax(lock)   cpu_relax()
  26#define arch_read_relax(lock)   cpu_relax()
  27#define arch_write_relax(lock)  cpu_relax()
  28
  29
  30#endif
  31