1b2441318SGreg Kroah-Hartman /* SPDX-License-Identifier: GPL-2.0 */ 2b020632eSMartin Schwidefsky #ifndef __S390_VDSO_H__ 3b020632eSMartin Schwidefsky #define __S390_VDSO_H__ 4b020632eSMartin Schwidefsky 54bff8cb5SSven Schnelle #include <vdso/datapage.h> 64bff8cb5SSven Schnelle 7*779df224SSven Schnelle #ifndef __ASSEMBLY__ 8*779df224SSven Schnelle 9*779df224SSven Schnelle #include <generated/vdso64-offsets.h> 10*779df224SSven Schnelle #ifdef CONFIG_COMPAT 11*779df224SSven Schnelle #include <generated/vdso32-offsets.h> 12*779df224SSven Schnelle #endif 13*779df224SSven Schnelle 14*779df224SSven Schnelle #define VDSO64_SYMBOL(tsk, name) ((tsk)->mm->context.vdso_base + (vdso64_offset_##name)) 15*779df224SSven Schnelle #ifdef CONFIG_COMPAT 16*779df224SSven Schnelle #define VDSO32_SYMBOL(tsk, name) ((tsk)->mm->context.vdso_base + (vdso32_offset_##name)) 17*779df224SSven Schnelle #else 18*779df224SSven Schnelle #define VDSO32_SYMBOL(tsk, name) (-1UL) 19*779df224SSven Schnelle #endif 20*779df224SSven Schnelle 21*779df224SSven Schnelle extern struct vdso_data *vdso_data; 22*779df224SSven Schnelle 23*779df224SSven Schnelle int vdso_getcpu_init(void); 24*779df224SSven Schnelle 25*779df224SSven Schnelle #endif /* __ASSEMBLY__ */ 26*779df224SSven Schnelle 2774b68448SHeiko Carstens /* Default link address for the vDSO */ 2843e1f76bSSven Schnelle #define VDSO_LBASE 0 29b020632eSMartin Schwidefsky 30eeab78b0SHeiko Carstens #define __VVAR_PAGES 2 31eeab78b0SHeiko Carstens 3213c6680aSMartin Schwidefsky #define VDSO_VERSION_STRING LINUX_2.6.29 33b020632eSMartin Schwidefsky 34b020632eSMartin Schwidefsky #endif /* __S390_VDSO_H__ */ 35