| /* SPDX-License-Identifier: GPL-2.0-only */ |
| /* |
| * Copyright (C) 2012 ARM Ltd. |
| */ |
| #ifndef __ASM_SPINLOCK_H |
| #define __ASM_SPINLOCK_H |
| |
| #include <asm/qrwlock.h> |
| #include <asm/qspinlock.h> |
| |
| /* See include/linux/spinlock.h */ |
| #define smp_mb__after_spinlock() smp_mb() |
| |
| /* |
| * Changing this will break osq_lock() thanks to the call inside |
| * smp_cond_load_relaxed(). |
| * |
| * See: |
| * https://lore.kernel.org/lkml/20200110100612.GC2827@hirez.programming.kicks-ass.net |
| */ |
| #define vcpu_is_preempted vcpu_is_preempted |
| static inline bool vcpu_is_preempted(int cpu) |
| { |
| return false; |
| } |
| |
| #endif /* __ASM_SPINLOCK_H */ |
