From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from mgamail.intel.com (mgamail.intel.com [192.198.163.13]) (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 B3D821DF256; Tue, 4 Nov 2025 03:46:47 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=192.198.163.13 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1762228009; cv=none; b=ZIhiJqZnjNnkr3j4ESOGoDZFqOS1/yPrEL1+/vtot9nk3biFReS8S6MfYuqEW8rLtq9hFy4HHyP5d4gPv6d2umJYi5Jwzv8PVLz7BB1MvQkichJTNZWME7AVScfYyYzJp1cB2rQ5kSscZ4pMxaKL0pYKE4WIDdUHsiHsBmYJPhk= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1762228009; c=relaxed/simple; bh=xi/hW3NfngeZ5NWuTMWiUQ8P+RCzK4LcoZLxVlOP4oM=; h=Date:From:To:Cc:Subject:Message-ID:References:MIME-Version: Content-Type:Content-Disposition:In-Reply-To; b=SwhDvR7bA2sof7RZ63H23EQuFei5NYAjFIP9YlNUZM7aWyFoR4fNBlkKIw1YBLklhkJqoUJD72m7pGjkpJJZrni2UK9tdBwfhMIlUshB/QKR4JG+8z2t7wiRyXPqfVg37m/J/6TIEUmGgB4FiuuBBQsH+drS5mgO9GYxE9jLcew= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=intel.com; spf=pass smtp.mailfrom=intel.com; dkim=pass (2048-bit key) header.d=intel.com header.i=@intel.com header.b=aME0xI5/; arc=none smtp.client-ip=192.198.163.13 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=intel.com Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=intel.com Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=intel.com header.i=@intel.com header.b="aME0xI5/" DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=intel.com; i=@intel.com; q=dns/txt; s=Intel; t=1762228008; x=1793764008; h=date:from:to:cc:subject:message-id:references: mime-version:in-reply-to; bh=xi/hW3NfngeZ5NWuTMWiUQ8P+RCzK4LcoZLxVlOP4oM=; b=aME0xI5/steHvArgox/sVKHF076JhFU+FT3acC8Mvoa8ay9Ev/w3v7ZT SvjOCSZ+ihFjonsWX0tnsTuFqjwVAuoRWgy1n7/ryttHpoWfiUDi+FqpG LcA5TXN7j4ACdWUVyBxeJB98LDrGFVSbg7WXAmzIZAchmNY9iFj3i1PaC XEyC8nP8nVFcoqGXSoTZl+OxqAgKTwA7ScrgvTDPT/GscH4g8GII9l+Ri yaNCt4BPur+/zfCKss7lZaryAEOhvAz6B2/qE+uWOpSzVW4ZPTSsRyxB0 ot9hnWK0KBqEFoqbfpK/igpJNT4sTntzkGK6+miICyrCs8FYOpFzKT6/k g==; X-CSE-ConnectionGUID: 4MIuudokRNKmE8zLxWYS2Q== X-CSE-MsgGUID: GugmyE3WT4GRYJBriatgbQ== X-IronPort-AV: E=McAfee;i="6800,10657,11602"; a="66927460" X-IronPort-AV: E=Sophos;i="6.19,278,1754982000"; d="scan'208";a="66927460" Received: from fmviesa003.fm.intel.com ([10.60.135.143]) by fmvoesa107.fm.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 03 Nov 2025 19:46:47 -0800 X-CSE-ConnectionGUID: pELMU9h3T7CrEYFApCaCcg== X-CSE-MsgGUID: uWuyGm8FSLWm6cVAlOTpYA== X-ExtLoop1: 1 Received: from lkp-server02.sh.intel.com (HELO 66d7546c76b2) ([10.239.97.151]) by fmviesa003.fm.intel.com with ESMTP; 03 Nov 2025 19:46:45 -0800 Received: from kbuild by 66d7546c76b2 with local (Exim 4.96) (envelope-from ) id 1vG809-000QpW-2p; Tue, 04 Nov 2025 03:46:36 +0000 Date: Tue, 4 Nov 2025 11:45:56 +0800 From: kernel test robot To: Sriharsha Basavapatna , leon@kernel.org, jgg@ziepe.ca Cc: llvm@lists.linux.dev, oe-kbuild-all@lists.linux.dev, linux-rdma@vger.kernel.org, andrew.gospodarek@broadcom.com, selvin.xavier@broadcom.com, kalesh-anakkur.purayil@broadcom.com, Sriharsha Basavapatna Subject: Re: [PATCH rdma-next 4/4] RDMA/bnxt_re: Direct Verbs: Support CQ and QP verbs Message-ID: <202511041131.c3AuE5DZ-lkp@intel.com> References: <20251103105033.205586-5-sriharsha.basavapatna@broadcom.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: <20251103105033.205586-5-sriharsha.basavapatna@broadcom.com> Hi Sriharsha, kernel test robot noticed the following build warnings: [auto build test WARNING on rdma/for-next] [also build test WARNING on linus/master v6.18-rc4 next-20251103] [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/Sriharsha-Basavapatna/RDMA-bnxt_re-Move-the-UAPI-methods-to-a-dedicated-file/20251103-190151 base: https://git.kernel.org/pub/scm/linux/kernel/git/rdma/rdma.git for-next patch link: https://lore.kernel.org/r/20251103105033.205586-5-sriharsha.basavapatna%40broadcom.com patch subject: [PATCH rdma-next 4/4] RDMA/bnxt_re: Direct Verbs: Support CQ and QP verbs config: s390-allmodconfig (https://download.01.org/0day-ci/archive/20251104/202511041131.c3AuE5DZ-lkp@intel.com/config) compiler: clang version 18.1.8 (https://github.com/llvm/llvm-project 3b5b5c1ec4a3095ab096dd780e84d7ab81f3d7ff) reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20251104/202511041131.c3AuE5DZ-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/202511041131.c3AuE5DZ-lkp@intel.com/ All warnings (new ones prefixed by >>): drivers/infiniband/hw/bnxt_re/dv.c:635:22: warning: variable 'rdev' set but not used [-Wunused-but-set-variable] 635 | struct bnxt_re_dev *rdev; | ^ >> drivers/infiniband/hw/bnxt_re/dv.c:891:30: warning: variable 'ib_cq' is uninitialized when used here [-Wuninitialized] 891 | bnxt_re_dv_init_ib_cq(rdev, ib_cq, re_cq); | ^~~~~ drivers/infiniband/hw/bnxt_re/dv.c:835:21: note: initialize the variable 'ib_cq' to silence this warning 835 | struct ib_cq *ib_cq; | ^ | = NULL drivers/infiniband/hw/bnxt_re/dv.c:1105:27: warning: variable 'cntx' set but not used [-Wunused-but-set-variable] 1105 | struct bnxt_re_ucontext *cntx; | ^ >> drivers/infiniband/hw/bnxt_re/dv.c:1131:18: warning: variable 'umem' is uninitialized when used here [-Wuninitialized] 1131 | __func__, (u64)umem, sginfo->npages, sginfo->pgsize, sginfo->pgshft); | ^~~~ include/linux/dev_printk.h:165:39: note: expanded from macro 'dev_dbg' 165 | dynamic_dev_dbg(dev, dev_fmt(fmt), ##__VA_ARGS__) | ^~~~~~~~~~~ include/linux/dynamic_debug.h:274:19: note: expanded from macro 'dynamic_dev_dbg' 274 | dev, fmt, ##__VA_ARGS__) | ^~~~~~~~~~~ include/linux/dynamic_debug.h:250:59: note: expanded from macro '_dynamic_func_call' 250 | _dynamic_func_call_cls(_DPRINTK_CLASS_DFLT, fmt, func, ##__VA_ARGS__) | ^~~~~~~~~~~ include/linux/dynamic_debug.h:248:65: note: expanded from macro '_dynamic_func_call_cls' 248 | __dynamic_func_call_cls(__UNIQUE_ID(ddebug), cls, fmt, func, ##__VA_ARGS__) | ^~~~~~~~~~~ include/linux/dynamic_debug.h:224:15: note: expanded from macro '__dynamic_func_call_cls' 224 | func(&id, ##__VA_ARGS__); \ | ^~~~~~~~~~~ drivers/infiniband/hw/bnxt_re/dv.c:1106:22: note: initialize the variable 'umem' to silence this warning 1106 | struct ib_umem *umem; | ^ | = NULL 4 warnings generated. vim +/ib_cq +891 drivers/infiniband/hw/bnxt_re/dv.c 823 824 static int UVERBS_HANDLER(BNXT_RE_METHOD_DV_CREATE_CQ)(struct uverbs_attr_bundle *attrs) 825 { 826 struct ib_uobject *uobj = 827 uverbs_attr_get_uobject(attrs, BNXT_RE_DV_CREATE_CQ_HANDLE); 828 struct bnxt_re_dv_umem *umem_handle = NULL; 829 struct bnxt_re_dv_cq_resp resp = {}; 830 struct bnxt_re_dv_cq_req req = {}; 831 struct bnxt_re_ucontext *re_uctx; 832 struct ib_ucontext *ib_uctx; 833 struct bnxt_re_dev *rdev; 834 struct bnxt_re_cq *re_cq; 835 struct ib_cq *ib_cq; 836 u64 offset; 837 int ret; 838 839 ib_uctx = ib_uverbs_get_ucontext(attrs); 840 if (IS_ERR(ib_uctx)) 841 return PTR_ERR(ib_uctx); 842 843 re_uctx = container_of(ib_uctx, struct bnxt_re_ucontext, ib_uctx); 844 rdev = re_uctx->rdev; 845 846 ret = uverbs_copy_from_or_zero(&req, attrs, BNXT_RE_DV_CREATE_CQ_REQ); 847 if (ret) { 848 dev_err(rdev_to_dev(rdev), "%s: Failed to copy request: %d\n", 849 __func__, ret); 850 return ret; 851 } 852 853 umem_handle = uverbs_attr_get_obj(attrs, BNXT_RE_DV_CREATE_CQ_UMEM_HANDLE); 854 if (IS_ERR(umem_handle)) { 855 dev_err(rdev_to_dev(rdev), 856 "%s: BNXT_RE_DV_CREATE_CQ_UMEM_HANDLE is not valid\n", 857 __func__); 858 return PTR_ERR(umem_handle); 859 } 860 861 ret = uverbs_copy_from(&offset, attrs, BNXT_RE_DV_CREATE_CQ_UMEM_OFFSET); 862 if (ret) { 863 dev_err(rdev_to_dev(rdev), "%s: Failed to copy umem offset: %d\n", 864 __func__, ret); 865 return ret; 866 } 867 868 re_cq = bnxt_re_dv_create_qplib_cq(rdev, re_uctx, &req, umem_handle, offset); 869 if (!re_cq) { 870 dev_err(rdev_to_dev(rdev), "%s: Failed to create qplib cq\n", 871 __func__); 872 return -EIO; 873 } 874 875 ret = bnxt_re_dv_create_cq_resp(rdev, re_cq, &resp); 876 if (ret) { 877 dev_err(rdev_to_dev(rdev), 878 "%s: Failed to create cq response\n", __func__); 879 goto fail_resp; 880 } 881 882 ret = bnxt_re_dv_uverbs_copy_to(rdev, attrs, BNXT_RE_DV_CREATE_CQ_RESP, 883 &resp, sizeof(resp)); 884 if (ret) { 885 dev_err(rdev_to_dev(rdev), 886 "%s: Failed to copy cq response: %d\n", __func__, ret); 887 goto fail_resp; 888 } 889 890 bnxt_re_dv_finalize_uobj(uobj, re_cq, attrs, BNXT_RE_DV_CREATE_CQ_HANDLE); > 891 bnxt_re_dv_init_ib_cq(rdev, ib_cq, re_cq); 892 re_cq->is_dv_cq = true; 893 atomic_inc(&rdev->dv_cq_count); 894 895 dev_dbg(rdev_to_dev(rdev), "%s: Created CQ: 0x%llx, handle: 0x%x\n", 896 __func__, (u64)re_cq, uobj->id); 897 898 return 0; 899 900 fail_resp: 901 bnxt_qplib_destroy_cq(&rdev->qplib_res, &re_cq->qplib_cq); 902 bnxt_re_put_nq(rdev, re_cq->qplib_cq.nq); 903 if (re_cq->umem_handle) { 904 ib_umem_release(re_cq->umem); 905 kfree(re_cq->umem_handle); 906 } 907 kfree(re_cq); 908 return ret; 909 }; 910 -- 0-DAY CI Kernel Test Service https://github.com/intel/lkp-tests/wiki