tjh.dev
Linux kernel mirror (for testing)
git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git
kernel
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linux
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/timekeeper_internal.h>
8#include <vdso/datapage.h>
9#include <asm/vgtod.h>
10#include <asm/vvar.h>
11
12DEFINE_VVAR(struct vdso_data, _vdso_data);
13DEFINE_VVAR_SINGLE(struct vdso_rng_data, _vdso_rng_data);
14
15/*
16 * Update the vDSO data page to keep in sync with kernel timekeeping.
17 */
18static __always_inline
19struct vdso_data *__x86_get_k_vdso_data(void)
20{
21 return _vdso_data;
22}
23#define __arch_get_k_vdso_data __x86_get_k_vdso_data
24
25/* The asm-generic header needs to be included after the definitions above */
26#include <asm-generic/vdso/vsyscall.h>
27
28#endif /* !__ASSEMBLY__ */
29
30#endif /* __ASM_VDSO_VSYSCALL_H */