Hi Yejune, Thank you for the patch! Yet something to improve: [auto build test ERROR on net-next/master] [also build test ERROR on net/master linus/master sparc-next/master v5.13-rc6 next-20210618] [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/Yejune-Deng/net-add-pf_family_na... base: https://git.kernel.org/pub/scm/linux/kernel/git/davem/net-next.git 8fe088bd4fd12f4c8899b51d5bc3daad98767d49 config: sparc64-randconfig-r032-20210618 (attached as .config) compiler: sparc64-linux-gcc (GCC) 9.3.0 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/0day-ci/linux/commit/f385a306caae1deea33a32795753f9cb8... git remote add linux-review https://github.com/0day-ci/linux git fetch --no-tags linux-review Yejune-Deng/net-add-pf_family_names-for-protocol-family/20210618-223434 git checkout f385a306caae1deea33a32795753f9cb883fb7d0 # save the attached .config to linux build tree COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-9.3.0 make.cross ARCH=sparc64 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 >>): In file included from include/linux/net.h:27, from include/linux/skbuff.h:26, from include/linux/filter.h:13, from arch/sparc/kernel/sys_sparc32.c:29: 58 | static const char * const pf_family_names[] = { | ^~~~~~~~~~~~~~~ cc1: all warnings being treated as errors -- arch/sparc/kernel/setup_64.c:615:13: error: no previous prototype for 'alloc_irqstack_bootmem' [-Werror=missing-prototypes] 615 | void __init alloc_irqstack_bootmem(void) | ^~~~~~~~~~~~~~~~~~~~~~ In file included from include/linux/net.h:27, from include/linux/skbuff.h:26, from include/net/net_namespace.h:39, from include/linux/inet.h:42, from arch/sparc/kernel/setup_64.c:27: 58 | static const char * const pf_family_names[] = { | ^~~~~~~~~~~~~~~ cc1: all warnings being treated as errors Kconfig warnings: (for reference only) WARNING: unmet direct dependencies detected for LOCKDEP Depends on DEBUG_KERNEL && LOCK_DEBUGGING_SUPPORT && (FRAME_POINTER || MIPS || PPC || S390 || MICROBLAZE || ARM || ARC || X86) Selected by - DEBUG_LOCK_ALLOC && DEBUG_KERNEL && LOCK_DEBUGGING_SUPPORT vim +/pf_family_names +58 include/uapi/linux/net.h 57 59 [PF_UNSPEC] = "PF_UNSPEC", 60 [PF_UNIX] = "PF_UNIX/PF_LOCAL", 61 [PF_INET] = "PF_INET", 62 [PF_AX25] = "PF_AX25", 63 [PF_IPX] = "PF_IPX", 64 [PF_APPLETALK] = "PF_APPLETALK", 65 [PF_NETROM] = "PF_NETROM", 66 [PF_BRIDGE] = "PF_BRIDGE", 67 [PF_ATMPVC] = "PF_ATMPVC", 68 [PF_X25] = "PF_X25", 69 [PF_INET6] = "PF_INET6", 70 [PF_ROSE] = "PF_ROSE", 71 [PF_DECnet] = "PF_DECnet", 72 [PF_NETBEUI] = "PF_NETBEUI", 73 [PF_SECURITY] = "PF_SECURITY", 74 [PF_KEY] = "PF_KEY", 75 [PF_NETLINK] = "PF_NETLINK/PF_ROUTE", 76 [PF_PACKET] = "PF_PACKET", 77 [PF_ASH] = "PF_ASH", 78 [PF_ECONET] = "PF_ECONET", 79 [PF_ATMSVC] = "PF_ATMSVC", 80 [PF_RDS] = "PF_RDS", 81 [PF_SNA] = "PF_SNA", 82 [PF_IRDA] = "PF_IRDA", 83 [PF_PPPOX] = "PF_PPPOX", 84 [PF_WANPIPE] = "PF_WANPIPE", 85 [PF_LLC] = "PF_LLC", 86 [PF_IB] = "PF_IB", 87 [PF_MPLS] = "PF_MPLS", 88 [PF_CAN] = "PF_CAN", 89 [PF_TIPC] = "PF_TIPC", 90 [PF_BLUETOOTH] = "PF_BLUETOOTH", 91 [PF_IUCV] = "PF_IUCV", 92 [PF_RXRPC] = "PF_RXRPC", 93 [PF_ISDN] = "PF_ISDN", 94 [PF_PHONET] = "PF_PHONET", 95 [PF_IEEE802154] = "PF_IEEE802154", 96 [PF_CAIF] = "PF_CAIF", 97 [PF_ALG] = "PF_ALG", 98 [PF_NFC] = "PF_NFC", 99 [PF_VSOCK] = "PF_VSOCK", 100 [PF_KCM] = "PF_KCM", 101 [PF_QIPCRTR] = "PF_QIPCRTR", 102 [PF_SMC] = "PF_SMC", 103 [PF_XDP] = "PF_XDP", 104 }; 105 --- 0-DAY CI Kernel Test Service, Intel Corporation https://lists.01.org/hyperkitty/list/kbuild-all@lists.01.org