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- /* SPDX-License-Identifier: GPL-2.0 */
- #ifndef __ASM_VDSO_VSYSCALL_H
- #define __ASM_VDSO_VSYSCALL_H
- #ifndef __ASSEMBLER__
- #include <vdso/datapage.h>
- #define VDSO_PRECISION_MASK ~(0xFF00ULL<<48)
- /*
- * Update the vDSO data page to keep in sync with kernel timekeeping.
- */
- static __always_inline
- void __arch_update_vdso_clock(struct vdso_clock *vc)
- {
- vc->mask = VDSO_PRECISION_MASK;
- }
- #define __arch_update_vdso_clock __arch_update_vdso_clock
- /* The asm-generic header needs to be included after the definitions above */
- #include <asm-generic/vdso/vsyscall.h>
- #endif /* !__ASSEMBLER__ */
- #endif /* __ASM_VDSO_VSYSCALL_H */
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