tree: https://gitee.com/openeuler/kernel.git OLK-6.6 head: c02455c4cce8052f74fc11c09e9073c01c7f33a4 commit: 3053668e6b211924bb67c19d791a5a532eca2ad8 [2195/2195] arm64: Introduce Xint software solution config: x86_64-randconfig-2005-20250501 (https://download.01.org/0day-ci/archive/20250626/202506260330.9iB3xJD8-lkp@i...) compiler: gcc-12 (Debian 12.2.0-14) 12.2.0 reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20250626/202506260330.9iB3xJD8-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/202506260330.9iB3xJD8-lkp@intel.com/ All warnings (new ones prefixed by >>):

...

kernel/irq/proc.c:334:13: warning: no previous prototype for 'register_irqchip_proc' [-Wmissing-prototypes] 334 | void __weak register_irqchip_proc(struct irq_desc *desc, void *irqp) { } | ^~~~~~~~~~~~~~~~~~~~~ kernel/irq/proc.c:335:13: warning: no previous prototype for 'unregister_irqchip_proc' [-Wmissing-prototypes] 335 | void __weak unregister_irqchip_proc(struct irq_desc *desc) { } | ^~~~~~~~~~~~~~~~~~~~~~~

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

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