linux-kernel - Re: [v2] genirq/msi: Add the address and data that show MSI/MSIX

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Message-ID: <202503020812.PKZf7JBa-lkp@intel.com>
Date: Sun, 2 Mar 2025 09:12:04 +0800
From: kernel test robot <lkp@...el.com>
To: Hans Zhang <18255117159@....com>, tglx@...utronix.de
Cc: oe-kbuild-all@...ts.linux.dev, manivannan.sadhasivam@...aro.org,
	kw@...ux.com, kwilczynski@...nel.org, bhelgaas@...gle.com,
	Frank.Li@....com, cassel@...nel.org, linux-pci@...r.kernel.org,
	linux-kernel@...r.kernel.org, Hans Zhang <18255117159@....com>
Subject: Re: [v2] genirq/msi: Add the address and data that show MSI/MSIX

Hi Hans,

kernel test robot noticed the following build warnings:

[auto build test WARNING on 76544811c850a1f4c055aa182b513b7a843868ea]

url:    https://github.com/intel-lab-lkp/linux/commits/Hans-Zhang/genirq-msi-Add-the-address-and-data-that-show-MSI-MSIX/20250301-204332
base:   76544811c850a1f4c055aa182b513b7a843868ea
patch link:    https://lore.kernel.org/r/20250301123953.291675-1-18255117159%40163.com
patch subject: [v2] genirq/msi: Add the address and data that show MSI/MSIX
config: arm-randconfig-001-20250302 (https://download.01.org/0day-ci/archive/20250302/202503020812.PKZf7JBa-lkp@intel.com/config)
compiler: arm-linux-gnueabi-gcc (GCC) 14.2.0
reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20250302/202503020812.PKZf7JBa-lkp@intel.com/reproduce)

If you fix the issue in a separate patch/commit (i.e. not just a new version of
the same patch/commit), kindly add following tags
| Reported-by: kernel test robot <lkp@...el.com>
| Closes: https://lore.kernel.org/oe-kbuild-all/202503020812.PKZf7JBa-lkp@intel.com/

All warnings (new ones prefixed by >>):

   kernel/irq/msi.c: In function 'msi_domain_debug_show':
   kernel/irq/msi.c:770:9: error: implicit declaration of function 'seq_printf'; did you mean 'bstr_printf'? [-Wimplicit-function-declaration]
     770 |         seq_printf(m, "%*s%s:", ind, "", is_msix ? "msix" : "msi");
         |         ^~~~~~~~~~
         |         bstr_printf
   kernel/irq/msi.c: At top level:
   kernel/irq/msi.c:782:10: error: 'const struct irq_domain_ops' has no member named 'debug_show'
     782 |         .debug_show     = msi_domain_debug_show,
         |          ^~~~~~~~~~
>> kernel/irq/msi.c:782:27: warning: excess elements in struct initializer
     782 |         .debug_show     = msi_domain_debug_show,
         |                           ^~~~~~~~~~~~~~~~~~~~~
   kernel/irq/msi.c:782:27: note: (near initialization for 'msi_domain_ops')


vim +782 kernel/irq/msi.c

   775	
   776	static const struct irq_domain_ops msi_domain_ops = {
   777		.alloc		= msi_domain_alloc,
   778		.free		= msi_domain_free,
   779		.activate	= msi_domain_activate,
   780		.deactivate	= msi_domain_deactivate,
   781		.translate	= msi_domain_translate,
 > 782		.debug_show     = msi_domain_debug_show,
   783	};
   784	

-- 
0-DAY CI Kernel Test Service
https://github.com/intel/lkp-tests/wiki