xref: /linux/arch/x86/include/asm/vdso/vsyscall.h (revision 24168c5e6dfbdd5b414f048f47f75d64533296ca)
1 /* SPDX-License-Identifier: GPL-2.0 */
2 #ifndef __ASM_VDSO_VSYSCALL_H
3 #define __ASM_VDSO_VSYSCALL_H
4 
5 #ifndef __ASSEMBLY__
6 
7 #include <linux/hrtimer.h>
8 #include <linux/timekeeper_internal.h>
9 #include <vdso/datapage.h>
10 #include <asm/vgtod.h>
11 #include <asm/vvar.h>
12 
13 DEFINE_VVAR(struct vdso_data, _vdso_data);
14 /*
15  * Update the vDSO data page to keep in sync with kernel timekeeping.
16  */
17 static __always_inline
18 struct vdso_data *__x86_get_k_vdso_data(void)
19 {
20 	return _vdso_data;
21 }
22 #define __arch_get_k_vdso_data __x86_get_k_vdso_data
23 
24 /* The asm-generic header needs to be included after the definitions above */
25 #include <asm-generic/vdso/vsyscall.h>
26 
27 #endif /* !__ASSEMBLY__ */
28 
29 #endif /* __ASM_VDSO_VSYSCALL_H */
30