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 <vdso/datapage.h> 8 #include <asm/cacheflush.h> 9 10 extern struct vdso_data *vdso_data; 11 extern bool cntvct_ok; 12 13 static __always_inline 14 struct vdso_data *__arm_get_k_vdso_data(void) 15 { 16 return vdso_data; 17 } 18 #define __arch_get_k_vdso_data __arm_get_k_vdso_data 19 20 static __always_inline 21 void __arm_sync_vdso_data(struct vdso_data *vdata) 22 { 23 flush_dcache_page(virt_to_page(vdata)); 24 } 25 #define __arch_sync_vdso_data __arm_sync_vdso_data 26 27 /* The asm-generic header needs to be included after the definitions above */ 28 #include <asm-generic/vdso/vsyscall.h> 29 30 #endif /* !__ASSEMBLY__ */ 31 32 #endif /* __ASM_VDSO_VSYSCALL_H */ 33