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X-CSE-ConnectionGUID: e+t3wjFNQdyFZAqWO41ZeA== X-CSE-MsgGUID: XaBvzwIdT3yCK1r7W8EZ4g== X-IronPort-AV: E=McAfee;i="6700,10204,11338"; a="57055706" X-IronPort-AV: E=Sophos;i="6.13,269,1732608000"; d="scan'208";a="57055706" Received: from fmviesa008.fm.intel.com ([10.60.135.148]) by orvoesa102.jf.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 07 Feb 2025 20:03:00 -0800 X-CSE-ConnectionGUID: H6AH0HuzSGSs2dQn5qyBlw== X-CSE-MsgGUID: BEj6K6kNS9mAXJ5iad85+w== X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="6.13,269,1732608000"; d="scan'208";a="111906998" Received: from lkp-server01.sh.intel.com (HELO d63d4d77d921) ([10.239.97.150]) by fmviesa008.fm.intel.com with ESMTP; 07 Feb 2025 20:02:56 -0800 Received: from kbuild by d63d4d77d921 with local (Exim 4.96) (envelope-from ) id 1tgc3S-000zVL-0p; Sat, 08 Feb 2025 04:02:54 +0000 Date: Sat, 8 Feb 2025 12:02:01 +0800 From: kernel test robot To: Joe Damato , netdev@vger.kernel.org Cc: oe-kbuild-all@lists.linux.dev, pabeni@redhat.com, edumazet@google.com, sridhar.samudrala@intel.com, Joe Damato , Jakub Kicinski , Donald Hunter , Simon Horman , Andrew Lunn , Stanislav Fomichev , Xuan Zhuo , Mina Almasry , Daniel Jurgens , Amritha Nambiar , David Wei , linux-kernel@vger.kernel.org Subject: Re: [PATCH net-next v4 2/3] netdev-genl: Add an XSK attribute to queues Message-ID: <202502081141.R4zMr9v1-lkp@intel.com> References: <20250207030916.32751-3-jdamato@fastly.com> 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: <20250207030916.32751-3-jdamato@fastly.com> Hi Joe, kernel test robot noticed the following build warnings: [auto build test WARNING on f3eba8edd885db439f4bfaa2cf9d766bad1ae6c5] url: https://github.com/intel-lab-lkp/linux/commits/Joe-Damato/netlink-Add-nla_put_empty_nest-helper/20250207-111126 base: f3eba8edd885db439f4bfaa2cf9d766bad1ae6c5 patch link: https://lore.kernel.org/r/20250207030916.32751-3-jdamato%40fastly.com patch subject: [PATCH net-next v4 2/3] netdev-genl: Add an XSK attribute to queues config: i386-buildonly-randconfig-001-20250208 (https://download.01.org/0day-ci/archive/20250208/202502081141.R4zMr9v1-lkp@intel.com/config) compiler: gcc-11 (Debian 11.3.0-12) 11.3.0 reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20250208/202502081141.R4zMr9v1-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/202502081141.R4zMr9v1-lkp@intel.com/ All warnings (new ones prefixed by >>): net/core/netdev-genl.c: In function 'netdev_nl_queue_fill_one': >> net/core/netdev-genl.c:383:13: warning: unused variable 'ret' [-Wunused-variable] 383 | int ret; | ^~~ vim +/ret +383 net/core/netdev-genl.c 374 375 static int 376 netdev_nl_queue_fill_one(struct sk_buff *rsp, struct net_device *netdev, 377 u32 q_idx, u32 q_type, const struct genl_info *info) 378 { 379 struct pp_memory_provider_params *params; 380 struct netdev_rx_queue *rxq; 381 struct netdev_queue *txq; 382 void *hdr; > 383 int ret; 384 385 hdr = genlmsg_iput(rsp, info); 386 if (!hdr) 387 return -EMSGSIZE; 388 389 if (nla_put_u32(rsp, NETDEV_A_QUEUE_ID, q_idx) || 390 nla_put_u32(rsp, NETDEV_A_QUEUE_TYPE, q_type) || 391 nla_put_u32(rsp, NETDEV_A_QUEUE_IFINDEX, netdev->ifindex)) 392 goto nla_put_failure; 393 394 switch (q_type) { 395 case NETDEV_QUEUE_TYPE_RX: 396 rxq = __netif_get_rx_queue(netdev, q_idx); 397 if (nla_put_napi_id(rsp, rxq->napi)) 398 goto nla_put_failure; 399 400 params = &rxq->mp_params; 401 if (params->mp_ops && 402 params->mp_ops->nl_fill(params->mp_priv, rsp, rxq)) 403 goto nla_put_failure; 404 405 if (rxq->pool) 406 if (nla_put_empty_nest(rsp, NETDEV_A_QUEUE_XSK)) 407 goto nla_put_failure; 408 409 break; 410 case NETDEV_QUEUE_TYPE_TX: 411 txq = netdev_get_tx_queue(netdev, q_idx); 412 if (nla_put_napi_id(rsp, txq->napi)) 413 goto nla_put_failure; 414 415 if (txq->pool) 416 if (nla_put_empty_nest(rsp, NETDEV_A_QUEUE_XSK)) 417 goto nla_put_failure; 418 419 break; 420 } 421 422 genlmsg_end(rsp, hdr); 423 424 return 0; 425 426 nla_put_failure: 427 genlmsg_cancel(rsp, hdr); 428 return -EMSGSIZE; 429 } 430 -- 0-DAY CI Kernel Test Service https://github.com/intel/lkp-tests/wiki