| /* SPDX-License-Identifier: GPL-2.0 */ |
| #ifndef __ASM_VDSO_VSYSCALL_H |
| #define __ASM_VDSO_VSYSCALL_H |
| |
| #define __VDSO_RND_DATA_OFFSET 768 |
| |
| #ifndef __ASSEMBLY__ |
| |
| #include <linux/hrtimer.h> |
| #include <linux/timekeeper_internal.h> |
| #include <vdso/datapage.h> |
| #include <asm/vdso.h> |
| |
| enum vvar_pages { |
| VVAR_DATA_PAGE_OFFSET, |
| VVAR_TIMENS_PAGE_OFFSET, |
| VVAR_NR_PAGES |
| }; |
| |
| /* |
| * Update the vDSO data page to keep in sync with kernel timekeeping. |
| */ |
| |
| static __always_inline struct vdso_data *__s390_get_k_vdso_data(void) |
| { |
| return vdso_data; |
| } |
| #define __arch_get_k_vdso_data __s390_get_k_vdso_data |
| |
| static __always_inline struct vdso_rng_data *__s390_get_k_vdso_rnd_data(void) |
| { |
| return (void *)vdso_data + __VDSO_RND_DATA_OFFSET; |
| } |
| #define __arch_get_k_vdso_rng_data __s390_get_k_vdso_rnd_data |
| |
| /* The asm-generic header needs to be included after the definitions above */ |
| #include <asm-generic/vdso/vsyscall.h> |
| |
| #endif /* !__ASSEMBLY__ */ |
| |
| #endif /* __ASM_VDSO_VSYSCALL_H */ |
