linux-kernel - Re: [PATCH] 8250: option 'force

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Date:	Tue, 26 Jul 2016 02:19:03 +0800
From:	kbuild test robot <lkp@...el.com>
To:	Max Staudt <mstaudt@...e.de>
Cc:	kbuild-all@...org, gregkh@...uxfoundation.org, mstaudt@...e.de,
	linux-serial@...r.kernel.org, linux-kernel@...r.kernel.org
Subject: Re: [PATCH] 8250: option 'force_polling' for buggy IRQs

Hi,

[auto build test ERROR on tty/tty-testing]
[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/Max-Staudt/8250-option-force_polling-for-buggy-IRQs/20160726-013812
base:   https://git.kernel.org/pub/scm/linux/kernel/git/gregkh/tty.git tty-testing
config: x86_64-randconfig-x012-201630 (attached as .config)
compiler: gcc-6 (Debian 6.1.1-9) 6.1.1 20160705
reproduce:
        # save the attached .config to linux build tree
        make ARCH=x86_64 

All errors (new ones prefixed by >>):

   drivers/tty/serial/8250/8250_core.c: In function 's8250_options':
>> drivers/tty/serial/8250/8250_core.c:1250:43: error: macro "module_param_cb" requires 4 arguments, but only 3 given
     module_param_cb(force_polling, uint, 0644);
                                              ^
>> drivers/tty/serial/8250/8250_core.c:1250:2: error: 'module_param_cb' undeclared (first use in this function)
     module_param_cb(force_polling, uint, 0644);
     ^~~~~~~~~~~~~~~
   drivers/tty/serial/8250/8250_core.c:1250:2: note: each undeclared identifier is reported only once for each function it appears in

vim +/module_param_cb +1250 drivers/tty/serial/8250/8250_core.c

  1244	#undef MODULE_PARAM_PREFIX
  1245	#define MODULE_PARAM_PREFIX "8250_core."
  1246	
  1247		module_param_cb(share_irqs, &param_ops_uint, &share_irqs, 0644);
  1248		module_param_cb(nr_uarts, &param_ops_uint, &nr_uarts, 0644);
  1249		module_param_cb(skip_txen_test, &param_ops_uint, &skip_txen_test, 0644);
> 1250		module_param_cb(force_polling, uint, 0644);
  1251	#ifdef CONFIG_SERIAL_8250_RSA
  1252		__module_param_call(MODULE_PARAM_PREFIX, probe_rsa,
  1253			&param_array_ops, .arr = &__param_arr_probe_rsa,

---
0-DAY kernel test infrastructure                Open Source Technology Center
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