arch/x86/include/asm/syscalls.h

   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 */