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#ifndef _ASM_X86_VDSO_H
#define _ASM_X86_VDSO_H	1

#ifdef CONFIG_X86_64
extern const char VDSO64_PRELINK[];

/*
 * Given a pointer to the vDSO image, find the pointer to VDSO64_name
 * as that symbol is defined in the vDSO sources or linker script.
 */
#define VDSO64_SYMBOL(base, name) ({		\
	extern const char VDSO64_##name[];	\
	(void *) (VDSO64_##name - VDSO64_PRELINK + (unsigned long) (base)); })
#endif

#if defined CONFIG_X86_32 || defined CONFIG_COMPAT
extern const char VDSO32_PRELINK[];

/*
 * Given a pointer to the vDSO image, find the pointer to VDSO32_name
 * as that symbol is defined in the vDSO sources or linker script.
 */
#define VDSO32_SYMBOL(base, name) ({		\
	extern const char VDSO32_##name[];	\
	(void *) (VDSO32_##name - VDSO32_PRELINK + (unsigned long) (base)); })
#endif

#endif	/* asm-x86/vdso.h */