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openrisc: Move to ticket-spinlock

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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: Peter Zijlstra (Intel) <peterz@infradead.org>
Acked-by: Stafford Horne <shorne@gmail.com>
Reviewed-by: Arnd Bergmann <arnd@arndb.de>
Signed-off-by: Palmer Dabbelt <palmer@rivosinc.com>
This commit is contained in:
Peter Zijlstra 2022-03-16 16:03:58 -07:00 committed by Palmer Dabbelt
parent 493e2ba276
commit 205bf39a34
No known key found for this signature in database
GPG key ID: 2E1319F35FBB1889
4 changed files with 2 additions and 38 deletions
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1
arch/openrisc/Kconfig
View file

@ -30,7 +30,6 @@ config OPENRISC
select HAVE_DEBUG_STACKOVERFLOW
select OR1K_PIC
select CPU_NO_EFFICIENT_FFS if !OPENRISC_HAVE_INST_FF1
select ARCH_USE_QUEUED_SPINLOCKS
select ARCH_USE_QUEUED_RWLOCKS
select OMPIC if SMP
select ARCH_WANT_FRAME_POINTERS

5
arch/openrisc/include/asm/Kbuild
View file

@ -1,9 +1,8 @@
# SPDX-License-Identifier: GPL-2.0
generic-y += extable.h
generic-y += kvm_para.h
generic-y += mcs_spinlock.h
generic-y += qspinlock_types.h
generic-y += qspinlock.h
generic-y += spinlock_types.h
generic-y += spinlock.h
generic-y += qrwlock_types.h
generic-y += qrwlock.h
generic-y += user.h

27
arch/openrisc/include/asm/spinlock.h
View file

@ -1,27 +0,0 @@
/* 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

7
arch/openrisc/include/asm/spinlock_types.h
View file

@ -1,7 +0,0 @@
#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 */