Re: [RFC PATCH 02/10] genirq: Define irq_ack() and irq_eoi() helpers

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

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Hi Valentin,

[FYI, it's a private test report for your RFC patch.]
[auto build test WARNING on tip/irq/core]
[also build test WARNING on linux/master soc/for-next linus/master v5.12-rc6 next-20210408]
[If your patch is applied to the wrong git tree, kindly drop us a note.
And when submitting patch, we suggest to use '--base' as documented in
https://git-scm.com/docs/git-format-patch]

url:    https://github.com/0day-ci/linux/commits/Valentin-Schneider/irqchip-irq-gic-Optimize-masking-by-leveraging-EOImode-1/20210408-234521
base:   https://git.kernel.org/pub/scm/linux/kernel/git/tip/tip.git 883ccef355b910398b99dfaf96d40557479a7e9b
config: x86_64-randconfig-r013-20210408 (attached as .config)
compiler: clang version 13.0.0 (https://github.com/llvm/llvm-project 56ea2e2fdd691136d5e6631fa0e447173694b82c)
reproduce (this is a W=1 build):
        wget https://raw.githubusercontent.com/intel/lkp-tests/master/sbin/make.cross -O ~/bin/make.cross
        chmod +x ~/bin/make.cross
        # install x86_64 cross compiling tool for clang build
        # apt-get install binutils-x86-64-linux-gnu
        # https://github.com/0day-ci/linux/commit/3d3685bb1cb34be4f8cbb99f050a94ac0d1f98a9
        git remote add linux-review https://github.com/0day-ci/linux
        git fetch --no-tags linux-review Valentin-Schneider/irqchip-irq-gic-Optimize-masking-by-leveraging-EOImode-1/20210408-234521
        git checkout 3d3685bb1cb34be4f8cbb99f050a94ac0d1f98a9
        # save the attached .config to linux build tree
        COMPILER_INSTALL_PATH=$HOME/0day COMPILER=clang make.cross ARCH=x86_64 

If you fix the issue, kindly add following tag as appropriate
Reported-by: kernel test robot <lkp@intel.com>

All warnings (new ones prefixed by >>):

>> kernel/irq/chip.c:411:6: warning: no previous prototype for function 'ack_irq' [-Wmissing-prototypes]
   void ack_irq(struct irq_desc *desc)
        ^
   kernel/irq/chip.c:411:1: note: declare 'static' if the function is not intended to be used outside of this translation unit
   void ack_irq(struct irq_desc *desc)
   ^
   static 
>> kernel/irq/chip.c:419:6: warning: no previous prototype for function 'eoi_irq' [-Wmissing-prototypes]
   void eoi_irq(struct irq_desc *desc)
        ^
   kernel/irq/chip.c:419:1: note: declare 'static' if the function is not intended to be used outside of this translation unit
   void eoi_irq(struct irq_desc *desc)
   ^
   static 
   2 warnings generated.


vim +/ack_irq +411 kernel/irq/chip.c

   410	
 > 411	void ack_irq(struct irq_desc *desc)
   412	{
   413		desc->irq_data.chip->irq_ack(&desc->irq_data);
   414	
   415		if (desc->irq_data.chip->flags & IRQCHIP_AUTOMASKS_FLOW)
   416			irq_state_set_flow_masked(desc);
   417	}
   418	
 > 419	void eoi_irq(struct irq_desc *desc)
   420	{
   421		desc->irq_data.chip->irq_eoi(&desc->irq_data);
   422	
   423		if (desc->irq_data.chip->flags & IRQCHIP_AUTOMASKS_FLOW)
   424			irq_state_clr_flow_masked(desc);
   425	}
   426	

---
0-DAY CI Kernel Test Service, Intel Corporation
https://lists.01.org/hyperkitty/list/kbuild-all(a)lists.01.org

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