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/* System call table for x86-64. */
#include <linux/linkage.h>
#include <linux/sys.h>
#include <linux/cache.h>
#include <linux/errno.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 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>
};
long arch_call_syscall(unsigned int nr, long arg0, long arg1, long arg2,
long arg3, long arg4, long arg5)
{
typedef asmlinkage long (*syscall_fn_t)(long, long, long, long, long,
long);
syscall_fn_t *calls = (syscall_fn_t *)sys_call_table;
if (nr > __NR_syscall_max)
return -ENOSYS;
return calls[nr](arg0, arg1, arg2, arg3, arg4, arg5);
}
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