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X-CSE-ConnectionGUID: Q1X4ZhZfSKybLZsPnAIo6A== X-CSE-MsgGUID: YDxVlJvQTDG6rtbDxxAhhw== X-IronPort-AV: E=McAfee;i="6800,10657,11621"; a="65983512" X-IronPort-AV: E=Sophos;i="6.20,219,1758610800"; d="scan'208";a="65983512" Received: from orviesa002.jf.intel.com ([10.64.159.142]) by fmvoesa109.fm.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 22 Nov 2025 12:49:51 -0800 X-CSE-ConnectionGUID: mjgxcY/PSg+o71gZTVXGpA== X-CSE-MsgGUID: ojrZvvkxRdy51+eNj3F5Cw== X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="6.20,219,1758610800"; d="scan'208";a="222612150" Received: from lkp-server01.sh.intel.com (HELO adf6d29aa8d9) ([10.239.97.150]) by orviesa002.jf.intel.com with ESMTP; 22 Nov 2025 12:49:50 -0800 Received: from kbuild by adf6d29aa8d9 with local (Exim 4.96) (envelope-from ) id 1vMuYF-0007p1-1q; Sat, 22 Nov 2025 20:49:47 +0000 Date: Sun, 23 Nov 2025 04:49:43 +0800 From: kernel test robot To: Paolo Valerio Cc: llvm@lists.linux.dev, oe-kbuild-all@lists.linux.dev Subject: Re: [PATCH RFC net-next 6/6] cadence: macb/gem: introduce xmit support Message-ID: <202511230432.HbfOQLRw-lkp@intel.com> References: <20251119135330.551835-7-pvalerio@redhat.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: <20251119135330.551835-7-pvalerio@redhat.com> Hi Paolo, [This is a private test report for your RFC patch.] kernel test robot noticed the following build warnings: [auto build test WARNING on net-next/main] url: https://github.com/intel-lab-lkp/linux/commits/Paolo-Valerio/cadence-macb-gem-Add-page-pool-support/20251119-222149 base: net-next/main patch link: https://lore.kernel.org/r/20251119135330.551835-7-pvalerio%40redhat.com patch subject: [PATCH RFC net-next 6/6] cadence: macb/gem: introduce xmit support config: riscv-defconfig (https://download.01.org/0day-ci/archive/20251123/202511230432.HbfOQLRw-lkp@intel.com/config) compiler: clang version 22.0.0git (https://github.com/llvm/llvm-project 9e9fe08b16ea2c4d9867fb4974edf2a3776d6ece) reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20251123/202511230432.HbfOQLRw-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/202511230432.HbfOQLRw-lkp@intel.com/ All warnings (new ones prefixed by >>): >> drivers/net/ethernet/cadence/macb_main.c:1515:3: warning: label followed by a declaration is a C23 extension [-Wc23-extensions] 1515 | struct xdp_frame *xdpf = xdp_convert_buff_to_frame(xdp); | ^ 1 warning generated. vim +1515 drivers/net/ethernet/cadence/macb_main.c 1491 1492 static u32 gem_xdp_run(struct macb_queue *queue, struct xdp_buff *xdp, 1493 struct net_device *dev, dma_addr_t addr) 1494 { 1495 struct bpf_prog *prog; 1496 u32 act = XDP_PASS; 1497 1498 rcu_read_lock(); 1499 1500 prog = rcu_dereference(queue->bp->prog); 1501 if (!prog) 1502 goto out; 1503 1504 act = bpf_prog_run_xdp(prog, xdp); 1505 switch (act) { 1506 case XDP_PASS: 1507 goto out; 1508 case XDP_REDIRECT: 1509 if (unlikely(xdp_do_redirect(dev, xdp, prog))) { 1510 act = XDP_DROP; 1511 break; 1512 } 1513 goto out; 1514 case XDP_TX: > 1515 struct xdp_frame *xdpf = xdp_convert_buff_to_frame(xdp); 1516 1517 if (!xdpf || macb_xdp_submit_frame(queue->bp, xdpf, dev, addr)) 1518 act = XDP_DROP; 1519 goto out; 1520 default: 1521 bpf_warn_invalid_xdp_action(dev, prog, act); 1522 fallthrough; 1523 case XDP_ABORTED: 1524 trace_xdp_exception(dev, prog, act); 1525 fallthrough; 1526 case XDP_DROP: 1527 break; 1528 } 1529 1530 page_pool_put_full_page(queue->page_pool, 1531 virt_to_head_page(xdp->data), true); 1532 out: 1533 rcu_read_unlock(); 1534 1535 return act; 1536 } 1537 -- 0-DAY CI Kernel Test Service https://github.com/intel/lkp-tests/wiki