From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from mgamail.intel.com (mgamail.intel.com [192.55.52.120]) (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 0FCCE389 for ; Sat, 26 Aug 2023 01:21:53 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=intel.com; i=@intel.com; q=dns/txt; s=Intel; t=1693012914; x=1724548914; h=date:from:to:cc:subject:message-id:references: mime-version:in-reply-to; bh=koOH8lTATpDPOLiLiy7OAgxQ1u6vu60sD4ypzKmwh/o=; b=UD7X5/XaMRQzkl/5D5MfgTVvEvhx8zbE3nYGageziUFhbUU986FJwaBD W4lpDFr0hcIYFZYpoG2DW7Yeu4bkneDHVII1P89xSyYxWTRmj/dL+E1fT PfRcu7UbIdJhep3d7XyWX54jMQAwLRl/+4Ro8CPoJIIqso8P/tGZGKPjY xuio0cknfuJnyj22CEBQknLRKusgbP8Enfh4UQN0F59YRxOYP/wtm5w7c Y43qvgaUGbIF4i4S1o2/rcDCOL1eBef9qMoO3prgAN+n6Gei6CnJ75hzO nbUJTDfTTD6zR8dKqZdxMHeun+fObGPJMDKfMUI/xmT4hmOzQVJt2EWFk w==; X-IronPort-AV: E=McAfee;i="6600,9927,10813"; a="373707702" X-IronPort-AV: E=Sophos;i="6.02,202,1688454000"; d="scan'208";a="373707702" Received: from fmsmga007.fm.intel.com ([10.253.24.52]) by fmsmga104.fm.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 25 Aug 2023 18:21:52 -0700 X-ExtLoop1: 1 X-IronPort-AV: E=McAfee;i="6600,9927,10813"; a="740796294" X-IronPort-AV: E=Sophos;i="6.02,202,1688454000"; d="scan'208";a="740796294" Received: from lkp-server02.sh.intel.com (HELO daf8bb0a381d) ([10.239.97.151]) by fmsmga007.fm.intel.com with ESMTP; 25 Aug 2023 18:21:51 -0700 Received: from kbuild by daf8bb0a381d with local (Exim 4.96) (envelope-from ) id 1qZhzq-0004DD-2L; Sat, 26 Aug 2023 01:21:50 +0000 Date: Sat, 26 Aug 2023 09:21:11 +0800 From: kernel test robot To: Geliang Tang Cc: oe-kbuild-all@lists.linux.dev Subject: Re: [RFC mptcp-next v2 2/2] mptcp: add bpf_burst set/get params Message-ID: <202308260938.lXj4ClGy-lkp@intel.com> References: <486891cb494ba4e9eeb02b6e220ca670dbc80866.1692788531.git.geliang.tang@suse.com> Precedence: bulk X-Mailing-List: oe-kbuild-all@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 warnings: [auto build test WARNING on mptcp/export] [cannot apply to mptcp/export-net linus/master v6.5-rc7 next-20230825] [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: powerpc-randconfig-r131-20230823 (https://download.01.org/0day-ci/archive/20230826/202308260938.lXj4ClGy-lkp@intel.com/config) compiler: powerpc-linux-gcc (GCC) 13.2.0 reproduce: (https://download.01.org/0day-ci/archive/20230826/202308260938.lXj4ClGy-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/202308260938.lXj4ClGy-lkp@intel.com/ sparse warnings: (new ones prefixed by >>) >> net/mptcp/sched.c:212:39: sparse: sparse: incorrect type in argument 1 (different address spaces) @@ expected char const * @@ got char [noderef] __rcu * @@ net/mptcp/sched.c:212:39: sparse: expected char const * net/mptcp/sched.c:212:39: sparse: got char [noderef] __rcu * >> net/mptcp/sched.c:215:70: sparse: sparse: incorrect type in argument 2 (different address spaces) @@ expected struct bpf_map *map @@ got struct bpf_map [noderef] __rcu * @@ net/mptcp/sched.c:215:70: sparse: expected struct bpf_map *map net/mptcp/sched.c:215:70: sparse: got struct bpf_map [noderef] __rcu * net/mptcp/sched.c:240:39: sparse: sparse: incorrect type in argument 1 (different address spaces) @@ expected char const * @@ got char [noderef] __rcu * @@ net/mptcp/sched.c:240:39: sparse: expected char const * net/mptcp/sched.c:240:39: sparse: got char [noderef] __rcu * net/mptcp/sched.c:243:70: sparse: sparse: incorrect type in argument 2 (different address spaces) @@ expected struct bpf_map *map @@ got struct bpf_map [noderef] __rcu * @@ net/mptcp/sched.c:243:70: sparse: expected struct bpf_map *map net/mptcp/sched.c:243:70: sparse: got struct bpf_map [noderef] __rcu * >> net/mptcp/sched.c:211:37: sparse: sparse: dereference of noderef expression net/mptcp/sched.c:212:23: sparse: sparse: dereference of noderef expression net/mptcp/sched.c:215:54: sparse: sparse: dereference of noderef expression net/mptcp/sched.c:239:37: sparse: sparse: dereference of noderef expression net/mptcp/sched.c:240:23: sparse: sparse: dereference of noderef expression net/mptcp/sched.c:243:54: sparse: sparse: dereference of noderef expression vim +212 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