57 lines
1.3 KiB
C
57 lines
1.3 KiB
C
// SPDX-License-Identifier: GPL-2.0
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/* System call table for x86-64. */
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#include <linux/linkage.h>
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#include <linux/sys.h>
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#include <linux/cache.h>
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#include <linux/syscalls.h>
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#include <asm/asm-offsets.h>
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#include <asm/syscall.h>
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extern asmlinkage long sys_ni_syscall(void);
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SYSCALL_DEFINE0(ni_syscall)
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{
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return sys_ni_syscall();
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}
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#define __SYSCALL_64(nr, sym, qual) extern asmlinkage long sym(const struct pt_regs *);
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#define __SYSCALL_X32(nr, sym, qual) __SYSCALL_64(nr, sym, qual)
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#include <asm/syscalls_64.h>
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#undef __SYSCALL_64
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#undef __SYSCALL_X32
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#define __SYSCALL_64(nr, sym, qual) [nr] = sym,
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#define __SYSCALL_X32(nr, sym, qual)
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asmlinkage const sys_call_ptr_t sys_call_table[__NR_syscall_max+1] = {
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/*
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* Smells like a compiler bug -- it doesn't work
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* when the & below is removed.
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*/
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[0 ... __NR_syscall_max] = &__x64_sys_ni_syscall,
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#include <asm/syscalls_64.h>
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};
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#undef __SYSCALL_64
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#undef __SYSCALL_X32
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#ifdef CONFIG_X86_X32_ABI
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#define __SYSCALL_64(nr, sym, qual)
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#define __SYSCALL_X32(nr, sym, qual) [nr] = sym,
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asmlinkage const sys_call_ptr_t x32_sys_call_table[__NR_syscall_x32_max+1] = {
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/*
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* Smells like a compiler bug -- it doesn't work
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* when the & below is removed.
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*/
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[0 ... __NR_syscall_x32_max] = &__x64_sys_ni_syscall,
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#include <asm/syscalls_64.h>
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};
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#undef __SYSCALL_64
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#undef __SYSCALL_X32
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#endif
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