vdso.h (43e1f76b0b69b86b2175ef755243e61fe40c75db) vdso.h (779df2248739b6308c03b354c99e4c352141e3bc)
1/* SPDX-License-Identifier: GPL-2.0 */
2#ifndef __S390_VDSO_H__
3#define __S390_VDSO_H__
4
5#include <vdso/datapage.h>
6
1/* SPDX-License-Identifier: GPL-2.0 */
2#ifndef __S390_VDSO_H__
3#define __S390_VDSO_H__
4
5#include <vdso/datapage.h>
6
7/* Default link address for the vDSO */
8#define VDSO_LBASE 0
7#ifndef __ASSEMBLY__
9
8
10#define __VVAR_PAGES 2
9#include <generated/vdso64-offsets.h>
10#ifdef CONFIG_COMPAT
11#include <generated/vdso32-offsets.h>
12#endif
11
13
12#define VDSO_VERSION_STRING LINUX_2.6.29
14#define VDSO64_SYMBOL(tsk, name) ((tsk)->mm->context.vdso_base + (vdso64_offset_##name))
15#ifdef CONFIG_COMPAT
16#define VDSO32_SYMBOL(tsk, name) ((tsk)->mm->context.vdso_base + (vdso32_offset_##name))
17#else
18#define VDSO32_SYMBOL(tsk, name) (-1UL)
19#endif
13
20
14#ifndef __ASSEMBLY__
15
16extern struct vdso_data *vdso_data;
17
18int vdso_getcpu_init(void);
19
20#endif /* __ASSEMBLY__ */
21extern struct vdso_data *vdso_data;
22
23int vdso_getcpu_init(void);
24
25#endif /* __ASSEMBLY__ */
26
27/* Default link address for the vDSO */
28#define VDSO_LBASE 0
29
30#define __VVAR_PAGES 2
31
32#define VDSO_VERSION_STRING LINUX_2.6.29
33
21#endif /* __S390_VDSO_H__ */
34#endif /* __S390_VDSO_H__ */