1 /* SPDX-License-Identifier: GPL-2.0-only */ 2 /* 3 * syscalls.h - Linux syscall interfaces (arch-specific) 4 * 5 * Copyright (c) 2008 Jaswinder Singh Rajput 6 */ 7 8 #ifndef _ASM_X86_SYSCALLS_H 9 #define _ASM_X86_SYSCALLS_H 10 11 #include <linux/compiler.h> 12 #include <linux/linkage.h> 13 #include <linux/signal.h> 14 #include <linux/types.h> 15 16 /* Common in X86_32 and X86_64 */ 17 /* kernel/ioport.c */ 18 long ksys_ioperm(unsigned long from, unsigned long num, int turn_on); 19 20 #ifdef CONFIG_X86_32 21 /* 22 * These definitions are only valid on pure 32-bit systems; x86-64 uses a 23 * different syscall calling convention 24 */ 25 asmlinkage long sys_ioperm(unsigned long, unsigned long, int); 26 asmlinkage long sys_iopl(unsigned int); 27 28 /* kernel/ldt.c */ 29 asmlinkage long sys_modify_ldt(int, void __user *, unsigned long); 30 31 /* kernel/signal.c */ 32 asmlinkage long sys_rt_sigreturn(void); 33 34 /* kernel/tls.c */ 35 asmlinkage long sys_set_thread_area(struct user_desc __user *); 36 asmlinkage long sys_get_thread_area(struct user_desc __user *); 37 38 /* X86_32 only */ 39 40 /* kernel/signal.c */ 41 asmlinkage long sys_sigreturn(void); 42 43 /* kernel/vm86_32.c */ 44 struct vm86_struct; 45 asmlinkage long sys_vm86old(struct vm86_struct __user *); 46 asmlinkage long sys_vm86(unsigned long, unsigned long); 47 48 #endif /* CONFIG_X86_32 */ 49 #endif /* _ASM_X86_SYSCALLS_H */ 50