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X-CSE-ConnectionGUID: R6gTxtR2S5GKlY6sOJ9sRA== X-CSE-MsgGUID: BHIdInWfQ16ZZYBmqJrU6g== X-IronPort-AV: E=McAfee;i="6800,10657,11732"; a="74000800" X-IronPort-AV: E=Sophos;i="6.23,126,1770624000"; d="scan'208";a="74000800" Received: from fmviesa008.fm.intel.com ([10.60.135.148]) by fmvoesa112.fm.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 17 Mar 2026 12:26:34 -0700 X-CSE-ConnectionGUID: gqCc6hgUT1uViNBfW08Q8A== X-CSE-MsgGUID: T8tF0lF7RxG0bJCeGpQLiw== X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="6.23,126,1770624000"; d="scan'208";a="219851330" Received: from lkp-server01.sh.intel.com (HELO 63737dd503cb) ([10.239.97.150]) by fmviesa008.fm.intel.com with ESMTP; 17 Mar 2026 12:26:32 -0700 Received: from kbuild by 63737dd503cb with local (Exim 4.98.2) (envelope-from ) id 1w2a3i-000000001sP-0MSs; Tue, 17 Mar 2026 19:26:30 +0000 Date: Wed, 18 Mar 2026 03:26:12 +0800 From: kernel test robot To: John Ousterhout , netdev@vger.kernel.org Cc: llvm@lists.linux.dev, oe-kbuild-all@lists.linux.dev, pabeni@redhat.com, edumazet@google.com, horms@kernel.org, kuba@kernel.org, John Ousterhout Subject: Re: [PATCH net-next v17 14/14] net: homa: create Makefile and Kconfig Message-ID: <202603180330.3g4vKnoZ-lkp@intel.com> References: <20260316223228.2611-15-ouster@cs.stanford.edu> Precedence: bulk X-Mailing-List: netdev@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20260316223228.2611-15-ouster@cs.stanford.edu> Hi John, kernel test robot noticed the following build errors: [auto build test ERROR on net-next/main] url: https://github.com/intel-lab-lkp/linux/commits/John-Ousterhout/net-homa-define-user-visible-API-for-Homa/20260317-070659 base: net-next/main patch link: https://lore.kernel.org/r/20260316223228.2611-15-ouster%40cs.stanford.edu patch subject: [PATCH net-next v17 14/14] net: homa: create Makefile and Kconfig config: sparc64-allmodconfig (https://download.01.org/0day-ci/archive/20260318/202603180330.3g4vKnoZ-lkp@intel.com/config) compiler: clang version 23.0.0git (https://github.com/llvm/llvm-project 4abb927bacf37f18f6359a41639a6d1b3bffffb5) reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20260318/202603180330.3g4vKnoZ-lkp@intel.com/reproduce) 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 | Closes: https://lore.kernel.org/oe-kbuild-all/202603180330.3g4vKnoZ-lkp@intel.com/ All errors (new ones prefixed by >>): >> net/homa/homa_plumbing.c:94:16: error: incompatible function pointer types initializing 'int (*)(struct sock *, struct msghdr *, size_t, int)' (aka 'int (*)(struct sock *, struct msghdr *, unsigned long, int)') with an expression of type 'int (struct sock *, struct msghdr *, size_t, int, int *)' (aka 'int (struct sock *, struct msghdr *, unsigned long, int, int *)') [-Wincompatible-function-pointer-types] 94 | .recvmsg = homa_recvmsg, | ^~~~~~~~~~~~ net/homa/homa_plumbing.c:111:16: error: incompatible function pointer types initializing 'int (*)(struct sock *, struct msghdr *, size_t, int)' (aka 'int (*)(struct sock *, struct msghdr *, unsigned long, int)') with an expression of type 'int (struct sock *, struct msghdr *, size_t, int, int *)' (aka 'int (struct sock *, struct msghdr *, unsigned long, int, int *)') [-Wincompatible-function-pointer-types] 111 | .recvmsg = homa_recvmsg, | ^~~~~~~~~~~~ 2 errors generated. vim +94 net/homa/homa_plumbing.c fda29e883f7618b John Ousterhout 2026-03-16 77 fda29e883f7618b John Ousterhout 2026-03-16 78 /* This structure also defines functions that handle various operations fda29e883f7618b John Ousterhout 2026-03-16 79 * on Homa sockets. However, these functions are lower-level than those fda29e883f7618b John Ousterhout 2026-03-16 80 * in homa_proto_ops: they are specific to the PF_INET or PF_INET6 fda29e883f7618b John Ousterhout 2026-03-16 81 * protocol family, and in many cases they are invoked by functions in fda29e883f7618b John Ousterhout 2026-03-16 82 * homa_proto_ops. Most of these functions have Homa-specific implementations. fda29e883f7618b John Ousterhout 2026-03-16 83 */ fda29e883f7618b John Ousterhout 2026-03-16 84 static struct proto homa_prot = { fda29e883f7618b John Ousterhout 2026-03-16 85 .name = "HOMA", fda29e883f7618b John Ousterhout 2026-03-16 86 .owner = THIS_MODULE, fda29e883f7618b John Ousterhout 2026-03-16 87 .close = homa_close, fda29e883f7618b John Ousterhout 2026-03-16 88 .connect = ip4_datagram_connect, fda29e883f7618b John Ousterhout 2026-03-16 89 .init = homa_socket, fda29e883f7618b John Ousterhout 2026-03-16 90 .destroy = homa_sock_destroy, fda29e883f7618b John Ousterhout 2026-03-16 91 .setsockopt = homa_setsockopt, fda29e883f7618b John Ousterhout 2026-03-16 92 .getsockopt = homa_getsockopt, fda29e883f7618b John Ousterhout 2026-03-16 93 .sendmsg = homa_sendmsg, fda29e883f7618b John Ousterhout 2026-03-16 @94 .recvmsg = homa_recvmsg, fda29e883f7618b John Ousterhout 2026-03-16 95 .hash = homa_hash, fda29e883f7618b John Ousterhout 2026-03-16 96 .unhash = homa_unhash, fda29e883f7618b John Ousterhout 2026-03-16 97 .obj_size = sizeof(struct homa_sock), fda29e883f7618b John Ousterhout 2026-03-16 98 .no_autobind = 1, fda29e883f7618b John Ousterhout 2026-03-16 99 }; fda29e883f7618b John Ousterhout 2026-03-16 100 -- 0-DAY CI Kernel Test Service https://github.com/intel/lkp-tests/wiki