Commit 205bf39a authored by Peter Zijlstra's avatar Peter Zijlstra Committed by Palmer Dabbelt

openrisc: Move to ticket-spinlock

We have no indications that openrisc meets the qspinlock requirements,
so move to ticket-spinlock as that is more likey to be correct.
Signed-off-by: default avatarPeter Zijlstra (Intel) <peterz@infradead.org>
Acked-by: default avatarStafford Horne <shorne@gmail.com>
Reviewed-by: default avatarArnd Bergmann <arnd@arndb.de>
Signed-off-by: default avatarPalmer Dabbelt <palmer@rivosinc.com>
parent 493e2ba2
...@@ -30,7 +30,6 @@ config OPENRISC ...@@ -30,7 +30,6 @@ config OPENRISC
select HAVE_DEBUG_STACKOVERFLOW select HAVE_DEBUG_STACKOVERFLOW
select OR1K_PIC select OR1K_PIC
select CPU_NO_EFFICIENT_FFS if !OPENRISC_HAVE_INST_FF1 select CPU_NO_EFFICIENT_FFS if !OPENRISC_HAVE_INST_FF1
select ARCH_USE_QUEUED_SPINLOCKS
select ARCH_USE_QUEUED_RWLOCKS select ARCH_USE_QUEUED_RWLOCKS
select OMPIC if SMP select OMPIC if SMP
select ARCH_WANT_FRAME_POINTERS select ARCH_WANT_FRAME_POINTERS
......
# SPDX-License-Identifier: GPL-2.0 # SPDX-License-Identifier: GPL-2.0
generic-y += extable.h generic-y += extable.h
generic-y += kvm_para.h generic-y += kvm_para.h
generic-y += mcs_spinlock.h generic-y += spinlock_types.h
generic-y += qspinlock_types.h generic-y += spinlock.h
generic-y += qspinlock.h
generic-y += qrwlock_types.h generic-y += qrwlock_types.h
generic-y += qrwlock.h generic-y += qrwlock.h
generic-y += user.h generic-y += user.h
/* 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_spin_relax(lock) cpu_relax()
#define arch_read_relax(lock) cpu_relax()
#define arch_write_relax(lock) cpu_relax()
#endif
#ifndef _ASM_OPENRISC_SPINLOCK_TYPES_H
#define _ASM_OPENRISC_SPINLOCK_TYPES_H
#include <asm/qspinlock_types.h>
#include <asm/qrwlock_types.h>
#endif /* _ASM_OPENRISC_SPINLOCK_TYPES_H */
Markdown is supported
0%
or
You are about to add 0 people to the discussion. Proceed with caution.
Finish editing this message first!
Please register or to comment