1b2441318SGreg Kroah-Hartman // SPDX-License-Identifier: GPL-2.0 245db1c61SH. Peter Anvin /* 345db1c61SH. Peter Anvin * System call table for UML/i386, copied from arch/x86/kernel/syscall_*.c 445db1c61SH. Peter Anvin * with some changes for UML. 545db1c61SH. Peter Anvin */ 645db1c61SH. Peter Anvin 745db1c61SH. Peter Anvin #include <linux/linkage.h> 845db1c61SH. Peter Anvin #include <linux/sys.h> 945db1c61SH. Peter Anvin #include <linux/cache.h> 10034042ccSAndy Lutomirski #include <asm/syscall.h> 1145db1c61SH. Peter Anvin 1245db1c61SH. Peter Anvin /* 1345db1c61SH. Peter Anvin * Below you can see, in terms of #define's, the differences between the x86-64 1445db1c61SH. Peter Anvin * and the UML syscall table. 1545db1c61SH. Peter Anvin */ 1645db1c61SH. Peter Anvin 1745db1c61SH. Peter Anvin /* Not going to be implemented by UML, since we have no hardware. */ 1847db9e7cSH. Peter Anvin #define sys_iopl sys_ni_syscall 1945db1c61SH. Peter Anvin #define sys_ioperm sys_ni_syscall 2045db1c61SH. Peter Anvin 2145db1c61SH. Peter Anvin #define sys_vm86old sys_ni_syscall 2245db1c61SH. Peter Anvin #define sys_vm86 sys_ni_syscall 2345db1c61SH. Peter Anvin 246218d0f6SMasahiro Yamada #define __SYSCALL_WITH_COMPAT(nr, native, compat) __SYSCALL(nr, native) 256218d0f6SMasahiro Yamada 266218d0f6SMasahiro Yamada #define __SYSCALL(nr, sym) extern asmlinkage long sym(unsigned long, unsigned long, unsigned long, unsigned long, unsigned long, unsigned long); 2745db1c61SH. Peter Anvin #include <asm/syscalls_32.h> 2845db1c61SH. Peter Anvin 296218d0f6SMasahiro Yamada #undef __SYSCALL 30*d48ca5b9SBrian Gerst #define __SYSCALL(nr, sym) sym, 3145db1c61SH. Peter Anvin 32eb974c62SAndy Lutomirski extern asmlinkage long sys_ni_syscall(unsigned long, unsigned long, unsigned long, unsigned long, unsigned long, unsigned long); 3345db1c61SH. Peter Anvin 34b485342bSDaniel Borkmann const sys_call_ptr_t sys_call_table[] ____cacheline_aligned = { 3545db1c61SH. Peter Anvin #include <asm/syscalls_32.h> 3645db1c61SH. Peter Anvin }; 3745db1c61SH. Peter Anvin 3845db1c61SH. Peter Anvin int syscall_table_size = sizeof(sys_call_table); 39