Hi afzal, Thank you for the patch! Yet something to improve: [auto build test ERROR on linux/master] [also build test ERROR on arm-soc/for-next linus/master v5.6-rc4 next-20200304] [if your patch is applied to the wrong git tree, please drop us a note to help improve the system. BTW, we also suggest to use '--base' option to specify the base tree in git format-patch, please see https://stackoverflow.com/a/37406982] url: https://github.com/0day-ci/linux/commits/afzal-mohammed/MIPS-Replace-setup_irq-by-request_irq/20200304-150513 base: https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git f5ae2ea6347a308cfe91f53b53682ce635497d0d config: mips-rm200_defconfig (attached as .config) compiler: mipsel-linux-gcc (GCC) 5.5.0 reproduce: wget https://raw.githubusercontent.com/intel/lkp-tests/master/sbin/make.cross -O ~/bin/make.cross chmod +x ~/bin/make.cross # save the attached .config to linux build tree GCC_VERSION=5.5.0 make.cross ARCH=mips If you fix the issue, kindly add following tag Reported-by: kbuild test robot All errors (new ones prefixed by >>): In file included from arch/mips/sni/reset.c:11:0: >> arch/mips/include/asm/sni.h:242:8: error: unknown type name 'irqreturn_t' extern irqreturn_t sni_isa_irq_handler(int dummy, void *p); ^ -- arch/mips/sni/time.c: In function 'sni_a20r_timer_setup': >> arch/mips/sni/time.c:65:30: error: 'a20r_irqaction' undeclared (first use in this function) struct irqaction *action = &a20r_irqaction; ^ arch/mips/sni/time.c:65:30: note: each undeclared identifier is reported only once for each function it appears in vim +/irqreturn_t +242 arch/mips/include/asm/sni.h 239 240 /* common irq stuff */ 241 extern void (*sni_hwint)(void); > 242 extern irqreturn_t sni_isa_irq_handler(int dummy, void *p); 243 --- 0-DAY CI Kernel Test Service, Intel Corporation https://lists.01.org/hyperkitty/list/kbuild-all@lists.01.org