/* SPDX-License-Identifier: GPL-2.0 */ #ifndef __ASM_VDSO_VSYSCALL_H #define __ASM_VDSO_VSYSCALL_H #ifndef __ASSEMBLY__ #include <linux/timekeeper_internal.h> #include <vdso/datapage.h> #include <asm/cacheflush.h> extern struct vdso_data *vdso_data; extern bool cntvct_ok; /* * Update the vDSO data page to keep in sync with kernel timekeeping. */ static __always_inline struct vdso_data *__arm_get_k_vdso_data(void) { return vdso_data; } #define __arch_get_k_vdso_data __arm_get_k_vdso_data static __always_inline void __arm_sync_vdso_data(struct vdso_data *vdata) { flush_dcache_page(virt_to_page(vdata)); } #define __arch_sync_vdso_data __arm_sync_vdso_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 */