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
7struct task_struct;
8
9/* misc architecture specific prototypes */
10
11void syscall_init(void);
12
13#ifdef CONFIG_X86_64
14void entry_SYSCALL_64(void);
15void entry_SYSCALL_64_safe_stack(void);
16void entry_SYSRETQ_unsafe_stack(void);
17void entry_SYSRETQ_end(void);
18#endif
19
20#ifdef CONFIG_X86_32
21void entry_INT80_32(void);
22void entry_SYSENTER_32(void);
23void __begin_SYSENTER_singlestep_region(void);
24void __end_SYSENTER_singlestep_region(void);
25#endif
26
27#ifdef CONFIG_IA32_EMULATION
28void entry_SYSENTER_compat(void);
29void __end_entry_SYSENTER_compat(void);
30void entry_SYSCALL_compat(void);
31void entry_SYSCALL_compat_safe_stack(void);
32void entry_SYSRETL_compat_unsafe_stack(void);
33void 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
39void x86_configure_nx(void);
40
41extern int reboot_force;
42
43long do_arch_prctl_64(struct task_struct *task, int option, unsigned long arg2);
44
45#endif /* _ASM_X86_PROTO_H */
46