arch/x86/kernel/syscall_64.c


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/* System call table for x86-64. */

#include <linux/linkage.h>
#include <linux/sys.h>
#include <linux/cache.h>
#include <asm/asm-offsets.h>

#define __NO_STUBS

#define __SYSCALL(nr, sym) extern asmlinkage void sym(void) ;
#undef _ASM_X86_UNISTD_64_H
#include <asm/unistd_64.h>

#undef __SYSCALL
#define __SYSCALL(nr, sym) [nr] = sym,
#undef _ASM_X86_UNISTD_64_H

typedef void (*sys_call_ptr_t)(void);

extern void sys_ni_syscall(void);

const sys_call_ptr_t sys_call_table[__NR_syscall_max+1] = {
	/*
	 * Smells like a compiler bug -- it doesn't work
	 * when the & below is removed.
	 */
	[0 ... __NR_syscall_max] = &sys_ni_syscall,
#include <asm/unistd_64.h>
};