vdso.h (631B)
1/* SPDX-License-Identifier: GPL-2.0-only */ 2/* 3 * Copyright (C) 2012 ARM Limited 4 */ 5#ifndef __ASM_VDSO_H 6#define __ASM_VDSO_H 7 8/* 9 * Default link address for the vDSO. 10 * Since we randomise the VDSO mapping, there's little point in trying 11 * to prelink this. 12 */ 13#define VDSO_LBASE 0x0 14 15#define __VVAR_PAGES 2 16 17#ifndef __ASSEMBLY__ 18 19#include <generated/vdso-offsets.h> 20#ifdef CONFIG_COMPAT_VDSO 21#include <generated/vdso32-offsets.h> 22#endif 23 24#define VDSO_SYMBOL(base, name) \ 25({ \ 26 (void *)(vdso_offset_##name - VDSO_LBASE + (unsigned long)(base)); \ 27}) 28 29#endif /* !__ASSEMBLY__ */ 30 31#endif /* __ASM_VDSO_H */