1/* System call table for x86-64. */
 2
 3#include <linux/linkage.h>
 4#include <linux/sys.h>
 5#include <linux/cache.h>
 6#include <asm/asm-offsets.h>
 7#include <asm/syscall.h>
 8
 9#define __SYSCALL_64_QUAL_(sym) sym
10#define __SYSCALL_64_QUAL_ptregs(sym) ptregs_##sym
11
12#define __SYSCALL_64(nr, sym, qual) extern asmlinkage long __SYSCALL_64_QUAL_##qual(sym)(unsigned long, unsigned long, unsigned long, unsigned long, unsigned long, unsigned long);
13#include <asm/syscalls_64.h>
14#undef __SYSCALL_64
15
16#define __SYSCALL_64(nr, sym, qual) [nr] = __SYSCALL_64_QUAL_##qual(sym),
17
18extern long sys_ni_syscall(unsigned long, unsigned long, unsigned long, unsigned long, unsigned long, unsigned long);
 
19
20asmlinkage const sys_call_ptr_t sys_call_table[__NR_syscall_max+1] = {
21	/*
22	 * Smells like a compiler bug -- it doesn't work
23	 * when the & below is removed.
24	 */
25	[0 ... __NR_syscall_max] = &sys_ni_syscall,
 
26#include <asm/syscalls_64.h>
 
 
 
 
 
 
 
 
 
 
27};

 1// SPDX-License-Identifier: GPL-2.0
 2/* System call table for x86-64. */
 3
 4#include <linux/linkage.h>
 5#include <linux/sys.h>
 6#include <linux/cache.h>
 7#include <linux/syscalls.h>
 8#include <asm/syscall.h>
 9
10#define __SYSCALL(nr, sym) extern long __x64_##sym(const struct pt_regs *);
11#define __SYSCALL_NORETURN(nr, sym) extern long __noreturn __x64_##sym(const struct pt_regs *);
 
 
12#include <asm/syscalls_64.h>
13#undef  __SYSCALL
 
 
14
15#undef  __SYSCALL_NORETURN
16#define __SYSCALL_NORETURN __SYSCALL
17
18/*
19 * The sys_call_table[] is no longer used for system calls, but
20 * kernel/trace/trace_syscalls.c still wants to know the system
21 * call address.
22 */
23#define __SYSCALL(nr, sym) __x64_##sym,
24const sys_call_ptr_t sys_call_table[] = {
25#include <asm/syscalls_64.h>
26};
27#undef  __SYSCALL
28
29#define __SYSCALL(nr, sym) case nr: return __x64_##sym(regs);
30long x64_sys_call(const struct pt_regs *regs, unsigned int nr)
31{
32	switch (nr) {
33	#include <asm/syscalls_64.h>
34	default: return __x64_sys_ni_syscall(regs);
35	}
36};