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                                                                                                                                                                                     /* SPDX-License-Identifier: GPL-2.0-only */
/*
 * Copyright (C) 2012 ARM Limited
 * Copyright (C) 2014 Regents of the University of California
 * Copyright (C) 2017 SiFive
 */

#ifndef _ASM_RISCV_VDSO_H
#define _ASM_RISCV_VDSO_H


/*
 * All systems with an MMU have a VDSO, but systems without an MMU don't
 * support shared libraries and therefor don't have one.
 */
#ifdef CONFIG_MMU

#include <linux/types.h>
/*
 * All systems with an MMU have a VDSO, but systems without an MMU don't
 * support shared libraries and therefor don't have one.
 */
#ifdef CONFIG_MMU

#define __VVAR_PAGES    1

#ifndef __ASSEMBLY__
#include <generated/vdso-offsets.h>

#define VDSO_SYMBOL(base, name)							\
	(void __user *)((unsigned long)(base) + __vdso_##name##_offset)

#endif /* CONFIG_MMU */

#endif /* !__ASSEMBLY__ */

#endif /* CONFIG_MMU */

#endif /* _ASM_RISCV_VDSO_H */