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