/* SPDX-License-Identifier: GPL-2.0-only *//* * Copyright (C) 2020 ARM Ltd. */#ifndef __ASM_VDSO_PROCESSOR_H#define __ASM_VDSO_PROCESSOR_H #ifndef __ASSEMBLY__ #if __LINUX_ARM_ARCH__ == 6 || defined(CONFIG_ARM_ERRATA_754327)#define cpu_relax()						\	do {							\		smp_mb();					\		__asm__ __volatile__("nop; nop; nop; nop; nop; nop; nop; nop; nop; nop;");	\	} while (0)#else#define cpu_relax()			barrier()#endif #endif /* __ASSEMBLY__ */ #endif /* __ASM_VDSO_PROCESSOR_H */