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 #ifdef __KERNEL__ 9 10 /* 11 * Default link address for the vDSO. 12 * Since we randomise the VDSO mapping, there's little point in trying 13 * to prelink this. 14 */ 15 #define VDSO_LBASE 0x0 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 /* __KERNEL__ */ 32 33 #endif /* __ASM_VDSO_H */ 34