summaryrefslogtreecommitdiffstats
path: root/arch/arm64/include/asm/vdso.h
blob: 4305995c8f82f416e6ce11280ac1dd19fbe25eec (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
/* SPDX-License-Identifier: GPL-2.0-only */
/*
 * Copyright (C) 2012 ARM Limited
 */
#ifndef __ASM_VDSO_H
#define __ASM_VDSO_H

/*
 * Default link address for the vDSO.
 * Since we randomise the VDSO mapping, there's little point in trying
 * to prelink this.
 */
#define VDSO_LBASE	0x0

#define __VVAR_PAGES    2

#ifndef __ASSEMBLY__

#include <generated/vdso-offsets.h>

#define VDSO_SYMBOL(base, name)						   \
({									   \
	(void *)(vdso_offset_##name - VDSO_LBASE + (unsigned long)(base)); \
})

extern char vdso_start[], vdso_end[];
extern char vdso32_start[], vdso32_end[];

#endif /* !__ASSEMBLY__ */

#endif /* __ASM_VDSO_H */