1 // SPDX-License-Identifier: GPL-2.0
2 /*
3 * System call table for UML/i386, copied from arch/x86/kernel/syscall_*.c
4 * with some changes for UML.
5 */
6
7 #include <linux/linkage.h>
8 #include <linux/sys.h>
9 #include <linux/cache.h>
10 #include <asm/syscall.h>
11
12 extern asmlinkage long sys_ni_syscall(unsigned long, unsigned long,
13 unsigned long, unsigned long,
14 unsigned long, unsigned long);
15
16 /*
17 * Below you can see, in terms of #define's, the differences between the x86-64
18 * and the UML syscall table.
19 */
20
21 /* Not going to be implemented by UML, since we have no hardware. */
22 #define sys_iopl sys_ni_syscall
23 #define sys_ioperm sys_ni_syscall
24
25 #define sys_vm86old sys_ni_syscall
26 #define sys_vm86 sys_ni_syscall
27
28 #define __SYSCALL_WITH_COMPAT(nr, native, compat) __SYSCALL(nr, native)
29 #define __SYSCALL_NORETURN __SYSCALL
30
31 #define __SYSCALL(nr, sym) extern asmlinkage long sym(unsigned long, unsigned long, unsigned long, unsigned long, unsigned long, unsigned long);
32 #include <asm/syscalls_32.h>
33 #undef __SYSCALL
34
35 #define __SYSCALL(nr, sym) sym,
36 const sys_call_ptr_t sys_call_table[] ____cacheline_aligned = {
37 #include <asm/syscalls_32.h>
38 };
39
40 int syscall_table_size = sizeof(sys_call_table);
41
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