Hi Jan,

[auto build test ERROR on v4.5-rc6]
[cannot apply to next-20160302]
[if your patch is applied to the wrong git tree, please drop us a note to help improving the system]

url:    https://github.com/0day-ci/linux/commits/Jan-Kara/printk-Make-printk-completely-async/20160303-000904
config: i386-tinyconfig (attached as .config)
reproduce:
        # save the attached .config to linux build tree
        make ARCH=i386 

All errors (new ones prefixed by >>):

   kernel/printk/printk.c: In function 'console_unlock':
>> kernel/printk/printk.c:2370:7: error: 'oops_start_seq' undeclared (first use in this function)
      if (oops_start_seq &&
          ^
   kernel/printk/printk.c:2370:7: note: each undeclared identifier is reported only once for each function it appears in

vim +/oops_start_seq +2370 kernel/printk/printk.c

  2364	
  2365			/*
  2366			 * If oops happened and there are more than
  2367			 * PRINT_MSGS_BEFORE_OOPS messages pending before oops message,
  2368			 * skip them to make oops appear faster.
  2369			 */
> 2370			if (oops_start_seq &&
  2371			    console_seq + PRINT_MSGS_BEFORE_OOPS < oops_start_seq) {
  2372				len = sprintf(text,
  2373					"** %u printk messages dropped due to oops ** ",

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