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