tree: https://github.com/Xilinx/linux-xlnx xlnx_rebase_v5.10 head: e14d4574ca81a569ee6d07e03271f2ae2dad38e4 commit: ec26ada995b2cdeda14911845e1884150e099d5b [961/1761] irqchip: xilinx: Use handle_domain_irq() config: m68k-randconfig-r014-20210812 (attached as .config) compiler: m68k-linux-gcc (GCC) 10.3.0 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 # https://github.com/Xilinx/linux-xlnx/commit/ec26ada995b2cdeda14911845e188... git remote add xlnx https://github.com/Xilinx/linux-xlnx git fetch --no-tags xlnx xlnx_rebase_v5.10 git checkout ec26ada995b2cdeda14911845e1884150e099d5b # save the attached .config to linux build tree COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-10.3.0 make.cross ARCH=m68k If you fix the issue, kindly add following tag as appropriate Reported-by: kernel test robot <lkp(a)intel.com&gt; All errors (new ones prefixed by >>): drivers/irqchip/irq-xilinx-intc.c: In function 'xil_intc_handle_irq': drivers/irqchip/irq-xilinx-intc.c:173:15: error: 'struct xintc_irq_chip' has no member named 'read_fn' 173 | hwirq = irqc->read_fn(irqc->base + IVR); | ^~ 175 | ret = handle_domain_irq(irqc->root_domain, hwirq, regs); | ^~~~~~~~~~~~~~~~~ | handle_bad_irq drivers/irqchip/irq-xilinx-intc.c: In function 'xilinx_intc_of_init': drivers/irqchip/irq-xilinx-intc.c:192:2: error: 'ret' undeclared (first use in this function) 192 | ret = of_property_read_u32(intc, "cpu-id", &cpu_id); | ^~~ drivers/irqchip/irq-xilinx-intc.c:192:2: note: each undeclared identifier is reported only once for each function it appears in drivers/irqchip/irq-xilinx-intc.c:257:3: error: 'irq' undeclared (first use in this function); did you mean 'irqc'? 257 | irq = irq_of_parse_and_map(intc, 0); | ^~~ | irqc drivers/irqchip/irq-xilinx-intc.c:189:19: warning: unused variable 'intc_dev' [-Wunused-variable] 189 | struct irq_chip *intc_dev; | ^~~~~~~~ drivers/irqchip/irq-xilinx-intc.c:280:1: error: control reaches end of non-void function [-Werror=return-type] 280 | } | ^ cc1: some warnings being treated as errors vim +175 drivers/irqchip/irq-xilinx-intc.c 165 166 static void xil_intc_handle_irq(struct pt_regs *regs) 167 { 168 int ret; 169 unsigned int hwirq, cpu_id = smp_processor_id(); 170 struct xintc_irq_chip *irqc = per_cpu_ptr(&primary_intc, cpu_id); 171 172 do { 173 hwirq = irqc->read_fn(irqc->base + IVR); 174 if (hwirq != -1U) { 176 WARN_ONCE(ret, "cpu %d: Unhandled HWIRQ %d\n", 177 cpu_id, hwirq); 178 continue; 179 } 180 181 break; 182 } while (1); 183 } 184 --- 0-DAY CI Kernel Test Service, Intel Corporation https://lists.01.org/hyperkitty/list/kbuild-all@lists.01.org