From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from mgamail.intel.com (mgamail.intel.com [192.55.52.43]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id B2331C2E6; Wed, 23 Aug 2023 20:09:45 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=intel.com; i=@intel.com; q=dns/txt; s=Intel; t=1692821385; x=1724357385; h=date:from:to:cc:subject:message-id:references: mime-version:in-reply-to; bh=AvUeRca67cv5xiR1xSt7IP4lbB1HUdJhCrmEBsWjAtM=; b=jSN8OG1cjnF3yHk5zlfrIqVWO5mErIR/LsVPmxXY9abWHNZmfXRD8GTt amwG2vPX3UzmNU9tCsTrh2b1wAwo4lFQlkmjZH9KnY70PXinMh5VVVPVz gw4T6d1na6fmOwn6Uda5cNrRQFuw4j4s4z2MvsXufFbxsiXyZPxuTFgkf rpQcKXRxfeHRbRNe1+wVYC9hXDnufd7wfSfcg7AIHK6GLQTN6E8BK+mwf ySq9PLmwrjXpj65nRQIc1MxnCCQ3XUFNnqkE8qZawwLMu2hP66znByPoA qvtPTQ0mMPyVyjUOEkOPVsnY/7VIuOES8dTDaQsowMWwcCRy9IYC3+Gge Q==; X-IronPort-AV: E=McAfee;i="6600,9927,10811"; a="460621930" X-IronPort-AV: E=Sophos;i="6.01,195,1684825200"; d="scan'208";a="460621930" Received: from fmsmga003.fm.intel.com ([10.253.24.29]) by fmsmga105.fm.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 23 Aug 2023 13:09:44 -0700 X-ExtLoop1: 1 X-IronPort-AV: E=McAfee;i="6600,9927,10811"; a="826851453" X-IronPort-AV: E=Sophos;i="6.01,195,1684825200"; d="scan'208";a="826851453" Received: from lkp-server02.sh.intel.com (HELO daf8bb0a381d) ([10.239.97.151]) by FMSMGA003.fm.intel.com with ESMTP; 23 Aug 2023 13:09:43 -0700 Received: from kbuild by daf8bb0a381d with local (Exim 4.96) (envelope-from ) id 1qYuAg-0001TG-2P; Wed, 23 Aug 2023 20:09:42 +0000 Date: Thu, 24 Aug 2023 04:09:04 +0800 From: kernel test robot To: Geliang Tang Cc: llvm@lists.linux.dev, oe-kbuild-all@lists.linux.dev Subject: Re: [RFC mptcp-next v2 2/2] mptcp: add bpf_burst set/get params Message-ID: <202308240315.MEo2AODX-lkp@intel.com> References: <486891cb494ba4e9eeb02b6e220ca670dbc80866.1692788531.git.geliang.tang@suse.com> Precedence: bulk X-Mailing-List: llvm@lists.linux.dev List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <486891cb494ba4e9eeb02b6e220ca670dbc80866.1692788531.git.geliang.tang@suse.com> Hi Geliang, [This is a private test report for your RFC patch.] kernel test robot noticed the following build errors: [auto build test ERROR on mptcp/export] [cannot apply to mptcp/export-net linus/master v6.5-rc7 next-20230823] [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#_base_tree_information] url: https://github.com/intel-lab-lkp/linux/commits/Geliang-Tang/mptcp-add-set-get-params-wrappers/20230823-190626 base: https://github.com/multipath-tcp/mptcp_net-next.git export patch link: https://lore.kernel.org/r/486891cb494ba4e9eeb02b6e220ca670dbc80866.1692788531.git.geliang.tang%40suse.com patch subject: [RFC mptcp-next v2 2/2] mptcp: add bpf_burst set/get params config: um-randconfig-r014-20230823 (https://download.01.org/0day-ci/archive/20230824/202308240315.MEo2AODX-lkp@intel.com/config) compiler: clang version 17.0.0 (https://github.com/llvm/llvm-project.git 4a5ac14ee968ff0ad5d2cc1ffa0299048db4c88a) reproduce: (https://download.01.org/0day-ci/archive/20230824/202308240315.MEo2AODX-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/202308240315.MEo2AODX-lkp@intel.com/ All errors (new ones prefixed by >>): In file included from net/mptcp/sched.c:14: In file included from include/net/bpf_sk_storage.h:11: In file included from include/linux/bpf.h:31: In file included from include/linux/memcontrol.h:13: In file included from include/linux/cgroup.h:26: In file included from include/linux/kernel_stat.h:9: In file included from include/linux/interrupt.h:11: In file included from include/linux/hardirq.h:11: In file included from arch/um/include/asm/hardirq.h:5: In file included from include/asm-generic/hardirq.h:17: In file included from include/linux/irq.h:20: In file included from include/linux/io.h:13: In file included from arch/um/include/asm/io.h:24: include/asm-generic/io.h:547:31: warning: performing pointer arithmetic on a null pointer has undefined behavior [-Wnull-pointer-arithmetic] 547 | val = __raw_readb(PCI_IOBASE + addr); | ~~~~~~~~~~ ^ include/asm-generic/io.h:560:61: warning: performing pointer arithmetic on a null pointer has undefined behavior [-Wnull-pointer-arithmetic] 560 | val = __le16_to_cpu((__le16 __force)__raw_readw(PCI_IOBASE + addr)); | ~~~~~~~~~~ ^ include/uapi/linux/byteorder/little_endian.h:37:51: note: expanded from macro '__le16_to_cpu' 37 | #define __le16_to_cpu(x) ((__force __u16)(__le16)(x)) | ^ In file included from net/mptcp/sched.c:14: In file included from include/net/bpf_sk_storage.h:11: In file included from include/linux/bpf.h:31: In file included from include/linux/memcontrol.h:13: In file included from include/linux/cgroup.h:26: In file included from include/linux/kernel_stat.h:9: In file included from include/linux/interrupt.h:11: In file included from include/linux/hardirq.h:11: In file included from arch/um/include/asm/hardirq.h:5: In file included from include/asm-generic/hardirq.h:17: In file included from include/linux/irq.h:20: In file included from include/linux/io.h:13: In file included from arch/um/include/asm/io.h:24: include/asm-generic/io.h:573:61: warning: performing pointer arithmetic on a null pointer has undefined behavior [-Wnull-pointer-arithmetic] 573 | val = __le32_to_cpu((__le32 __force)__raw_readl(PCI_IOBASE + addr)); | ~~~~~~~~~~ ^ include/uapi/linux/byteorder/little_endian.h:35:51: note: expanded from macro '__le32_to_cpu' 35 | #define __le32_to_cpu(x) ((__force __u32)(__le32)(x)) | ^ In file included from net/mptcp/sched.c:14: In file included from include/net/bpf_sk_storage.h:11: In file included from include/linux/bpf.h:31: In file included from include/linux/memcontrol.h:13: In file included from include/linux/cgroup.h:26: In file included from include/linux/kernel_stat.h:9: In file included from include/linux/interrupt.h:11: In file included from include/linux/hardirq.h:11: In file included from arch/um/include/asm/hardirq.h:5: In file included from include/asm-generic/hardirq.h:17: In file included from include/linux/irq.h:20: In file included from include/linux/io.h:13: In file included from arch/um/include/asm/io.h:24: include/asm-generic/io.h:584:33: warning: performing pointer arithmetic on a null pointer has undefined behavior [-Wnull-pointer-arithmetic] 584 | __raw_writeb(value, PCI_IOBASE + addr); | ~~~~~~~~~~ ^ include/asm-generic/io.h:594:59: warning: performing pointer arithmetic on a null pointer has undefined behavior [-Wnull-pointer-arithmetic] 594 | __raw_writew((u16 __force)cpu_to_le16(value), PCI_IOBASE + addr); | ~~~~~~~~~~ ^ include/asm-generic/io.h:604:59: warning: performing pointer arithmetic on a null pointer has undefined behavior [-Wnull-pointer-arithmetic] 604 | __raw_writel((u32 __force)cpu_to_le32(value), PCI_IOBASE + addr); | ~~~~~~~~~~ ^ include/asm-generic/io.h:692:20: warning: performing pointer arithmetic on a null pointer has undefined behavior [-Wnull-pointer-arithmetic] 692 | readsb(PCI_IOBASE + addr, buffer, count); | ~~~~~~~~~~ ^ include/asm-generic/io.h:700:20: warning: performing pointer arithmetic on a null pointer has undefined behavior [-Wnull-pointer-arithmetic] 700 | readsw(PCI_IOBASE + addr, buffer, count); | ~~~~~~~~~~ ^ include/asm-generic/io.h:708:20: warning: performing pointer arithmetic on a null pointer has undefined behavior [-Wnull-pointer-arithmetic] 708 | readsl(PCI_IOBASE + addr, buffer, count); | ~~~~~~~~~~ ^ include/asm-generic/io.h:717:21: warning: performing pointer arithmetic on a null pointer has undefined behavior [-Wnull-pointer-arithmetic] 717 | writesb(PCI_IOBASE + addr, buffer, count); | ~~~~~~~~~~ ^ include/asm-generic/io.h:726:21: warning: performing pointer arithmetic on a null pointer has undefined behavior [-Wnull-pointer-arithmetic] 726 | writesw(PCI_IOBASE + addr, buffer, count); | ~~~~~~~~~~ ^ include/asm-generic/io.h:735:21: warning: performing pointer arithmetic on a null pointer has undefined behavior [-Wnull-pointer-arithmetic] 735 | writesl(PCI_IOBASE + addr, buffer, count); | ~~~~~~~~~~ ^ In file included from net/mptcp/sched.c:14: include/net/bpf_sk_storage.h:64:1: warning: no previous prototype for function 'bpf_sk_storage_lookup' [-Wmissing-prototypes] 64 | bpf_sk_storage_lookup(struct sock *sk, struct bpf_map *map, bool cacheit_lockit) | ^ include/net/bpf_sk_storage.h:63:1: note: declare 'static' if the function is not intended to be used outside of this translation unit 63 | struct bpf_local_storage_data * | ^ | static >> net/mptcp/sched.c:211:10: error: no member named 'sk_bpf_storage' in 'struct sock' 211 | if (sk->sk_bpf_storage && sk->sk_bpf_storage->smap && | ~~ ^ net/mptcp/sched.c:211:32: error: no member named 'sk_bpf_storage' in 'struct sock' 211 | if (sk->sk_bpf_storage && sk->sk_bpf_storage->smap && | ~~ ^ net/mptcp/sched.c:212:18: error: no member named 'sk_bpf_storage' in 'struct sock' 212 | !strcmp(sk->sk_bpf_storage->smap->map.name, "mptcp_burst_map")) { | ~~ ^ net/mptcp/sched.c:215:42: error: no member named 'sk_bpf_storage' in 'struct sock' 215 | sdata = bpf_sk_storage_lookup(sk, &sk->sk_bpf_storage->smap->map, true); | ~~ ^ net/mptcp/sched.c:239:10: error: no member named 'sk_bpf_storage' in 'struct sock' 239 | if (sk->sk_bpf_storage && sk->sk_bpf_storage->smap && | ~~ ^ net/mptcp/sched.c:239:32: error: no member named 'sk_bpf_storage' in 'struct sock' 239 | if (sk->sk_bpf_storage && sk->sk_bpf_storage->smap && | ~~ ^ net/mptcp/sched.c:240:18: error: no member named 'sk_bpf_storage' in 'struct sock' 240 | !strcmp(sk->sk_bpf_storage->smap->map.name, "mptcp_burst_map")) { | ~~ ^ net/mptcp/sched.c:243:42: error: no member named 'sk_bpf_storage' in 'struct sock' 243 | sdata = bpf_sk_storage_lookup(sk, &sk->sk_bpf_storage->smap->map, true); | ~~ ^ 13 warnings and 8 errors generated. vim +211 net/mptcp/sched.c 203 204 int mptcp_sched_get_params(struct mptcp_sock *msk) 205 { 206 struct sock *sk = (struct sock *)msk; 207 208 if (msk->sched == &mptcp_sched_default) 209 return msk->snd_burst; 210 > 211 if (sk->sk_bpf_storage && sk->sk_bpf_storage->smap && 212 !strcmp(sk->sk_bpf_storage->smap->map.name, "mptcp_burst_map")) { 213 struct bpf_local_storage_data *sdata; 214 215 sdata = bpf_sk_storage_lookup(sk, &sk->sk_bpf_storage->smap->map, true); 216 if (sdata) { 217 struct mptcp_burst_storage { 218 int snd_burst; 219 } *ptr; 220 221 ptr = (struct mptcp_burst_storage *)sdata->data; 222 if (ptr) 223 return ptr->snd_burst; 224 } 225 } 226 227 return 0; 228 } 229 -- 0-DAY CI Kernel Test Service https://github.com/intel/lkp-tests/wiki