1 /* SPDX-License-Identifier: GPL-2.0 */ 2 #ifndef _ASM_X86_PROTO_H 3 #define _ASM_X86_PROTO_H 4 5 #include <asm/ldt.h> 6 7 struct task_struct; 8 9 /* misc architecture specific prototypes */ 10 11 void syscall_init(void); 12 13 #ifdef CONFIG_X86_64 14 void entry_SYSCALL_64(void); 15 void entry_SYSCALL_64_safe_stack(void); 16 void entry_SYSRETQ_unsafe_stack(void); 17 void entry_SYSRETQ_end(void); 18 #endif 19 20 #ifdef CONFIG_X86_32 21 void entry_INT80_32(void); 22 void entry_SYSENTER_32(void); 23 void __begin_SYSENTER_singlestep_region(void); 24 void __end_SYSENTER_singlestep_region(void); 25 #endif 26 27 #ifdef CONFIG_IA32_EMULATION 28 void entry_SYSENTER_compat(void); 29 void __end_entry_SYSENTER_compat(void); 30 void entry_SYSCALL_compat(void); 31 void entry_SYSCALL_compat_safe_stack(void); 32 void entry_SYSRETL_compat_unsafe_stack(void); 33 void entry_SYSRETL_compat_end(void); 34 #else /* !CONFIG_IA32_EMULATION */ 35 #define entry_SYSCALL_compat NULL 36 #define entry_SYSENTER_compat NULL 37 #endif 38 39 void x86_configure_nx(void); 40 41 extern int reboot_force; 42 43 long do_arch_prctl_64(struct task_struct *task, int option, unsigned long arg2); 44 45 #endif /* _ASM_X86_PROTO_H */ 46