Hi Jinjie, FYI, the error/warning still remains. tree: https://gitee.com/openeuler/kernel.git OLK-6.6 head: 423fccda72fc2b78107cc119a1755d968c2c36de commit: 3053668e6b211924bb67c19d791a5a532eca2ad8 [3534/3534] arm64: Introduce Xint software solution config: x86_64-randconfig-013-20251211 (https://download.01.org/0day-ci/archive/20251211/202512111142.MddOammZ-lkp@i...) compiler: clang version 20.1.8 (https://github.com/llvm/llvm-project 87f0227cb60147a26a1eeb4fb06e3b505e9c7261) reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20251211/202512111142.MddOammZ-lkp@i...) 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@intel.com> | Closes: https://lore.kernel.org/oe-kbuild-all/202512111142.MddOammZ-lkp@intel.com/ All warnings (new ones prefixed by >>):
kernel/irq/proc.c:334:13: warning: no previous prototype for function 'register_irqchip_proc' [-Wmissing-prototypes] 334 | void __weak register_irqchip_proc(struct irq_desc *desc, void *irqp) { } | ^ kernel/irq/proc.c:334:1: note: declare 'static' if the function is not intended to be used outside of this translation unit 334 | void __weak register_irqchip_proc(struct irq_desc *desc, void *irqp) { } | ^ | static kernel/irq/proc.c:335:13: warning: no previous prototype for function 'unregister_irqchip_proc' [-Wmissing-prototypes] 335 | void __weak unregister_irqchip_proc(struct irq_desc *desc) { } | ^ kernel/irq/proc.c:335:1: note: declare 'static' if the function is not intended to be used outside of this translation unit 335 | void __weak unregister_irqchip_proc(struct irq_desc *desc) { } | ^ | static 2 warnings generated.
vim +/register_irqchip_proc +334 kernel/irq/proc.c 333
334 void __weak register_irqchip_proc(struct irq_desc *desc, void *irqp) { } 335 void __weak unregister_irqchip_proc(struct irq_desc *desc) { } 336
-- 0-DAY CI Kernel Test Service https://github.com/intel/lkp-tests/wiki