On Fri, Jan 17, 2014 at 08:13:19AM +0000, AKASHI Takahiro wrote:
 @@ -1064,6 +1066,16 @@ asmlinkage int syscall_trace(int dir, struct
pt_regs *regs)
  {
  	unsigned long saved_reg;
  
 +#ifdef CONFIG_AUDITSYSCALL
 +	if (dir)
 +		audit_syscall_exit(regs);
 +	else
 +		audit_syscall_entry(syscall_get_arch(current, regs),
 +			(int)regs->syscallno,
 +			regs->orig_x0, regs->regs[1],
 +			regs->regs[2], regs->regs[3]);
 +#endif /* CONFIG_AUDITSYSCALL */ 
It should work without the #ifdef as audit_syscall_exit/entry are dummy
static inline functions when !CONFIG_AUDITSYSCALL.
-- 
Catalin