Re: [PATCH 2/2] trace,x86: Add nmi to the irq_vectors class

[kbuild test robot <lkp@intel.com>]

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Hi Daniel,

Thank you for the patch! Yet something to improve:

[auto build test ERROR on tip/x86/core]
[also build test ERROR on v4.19-rc4 next-20180913]
[if your patch is applied to the wrong git tree, please drop us a note to help improve the system]

url:    https://github.com/0day-ci/linux/commits/Daniel-Bristot-de-Oliveira/trace-x86-Add-external_interrupts-to-the-irq_vectors-class/20180917-173538
config: i386-randconfig-x003-201837 (attached as .config)
compiler: gcc-7 (Debian 7.3.0-1) 7.3.0
reproduce:
        # save the attached .config to linux build tree
        make ARCH=i386 

All errors (new ones prefixed by >>):

   arch/x86/kernel/nmi.c: In function 'do_nmi':
>> arch/x86/kernel/nmi.c:519:2: error: implicit declaration of function 'trace_nmi_entry'; did you mean 'ftrace_nmi_enter'? [-Werror=implicit-function-declaration]
     trace_nmi_entry(2);
     ^~~~~~~~~~~~~~~
     ftrace_nmi_enter
>> arch/x86/kernel/nmi.c:526:2: error: implicit declaration of function 'trace_nmi_exit'; did you mean 'ftrace_nmi_exit'? [-Werror=implicit-function-declaration]
     trace_nmi_exit(2);
     ^~~~~~~~~~~~~~
     ftrace_nmi_exit
   cc1: some warnings being treated as errors

vim +519 arch/x86/kernel/nmi.c

   517	
   518		nmi_enter();
 > 519		trace_nmi_entry(2);
   520	
   521		inc_irq_stat(__nmi_count);
   522	
   523		if (!ignore_nmis)
   524			default_do_nmi(regs);
   525	
 > 526		trace_nmi_exit(2);
   527		nmi_exit();
   528	

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