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X-CSE-ConnectionGUID: 5LIx6tQDS7qLZSTyq3aNNw== X-CSE-MsgGUID: 65WjkHOQR5KdqdTCsSMtWA== X-IronPort-AV: E=McAfee;i="6800,10657,11745"; a="63550246" X-IronPort-AV: E=Sophos;i="6.23,152,1770624000"; d="scan'208";a="63550246" Received: from fmviesa006.fm.intel.com ([10.60.135.146]) by fmvoesa110.fm.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 31 Mar 2026 09:48:04 -0700 X-CSE-ConnectionGUID: 5P2aml7iQBGT1HScRhkx8w== X-CSE-MsgGUID: 4l/5J7rUR/iNXcsH1WvH+w== X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="6.23,152,1770624000"; d="scan'208";a="221557860" Received: from lkp-server01.sh.intel.com (HELO 283bf2e1b94a) ([10.239.97.150]) by fmviesa006.fm.intel.com with ESMTP; 31 Mar 2026 09:48:00 -0700 Received: from kbuild by 283bf2e1b94a with local (Exim 4.98.2) (envelope-from ) id 1w7cFw-00000000389-40Ha; Tue, 31 Mar 2026 16:47:56 +0000 Date: Wed, 1 Apr 2026 00:47:35 +0800 From: kernel test robot To: alejandro.lucero-palau@amd.com, linux-cxl@vger.kernel.org, netdev@vger.kernel.org, dave.jiang@intel.com, dan.j.williams@intel.com, edward.cree@amd.com, davem@davemloft.net, kuba@kernel.org, pabeni@redhat.com, edumazet@google.com Cc: oe-kbuild-all@lists.linux.dev, Alejandro Lucero , Martin Habets , Fan Ni , Edward Cree , Jonathan Cameron Subject: Re: [PATCH v25 05/11] sfc: create type2 cxl memdev Message-ID: <202604010047.zovyb3Z0-lkp@intel.com> References: <20260330143827.1278677-6-alejandro.lucero-palau@amd.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: <20260330143827.1278677-6-alejandro.lucero-palau@amd.com> Hi, kernel test robot noticed the following build errors: [auto build test ERROR on 64584273dfb8a1e5fc7d78094ba22a93c204b44e] url: https://github.com/intel-lab-lkp/linux/commits/alejandro-lucero-palau-amd-com/sfc-add-cxl-support/20260331-055820 base: 64584273dfb8a1e5fc7d78094ba22a93c204b44e patch link: https://lore.kernel.org/r/20260330143827.1278677-6-alejandro.lucero-palau%40amd.com patch subject: [PATCH v25 05/11] sfc: create type2 cxl memdev config: x86_64-randconfig-003-20260331 (https://download.01.org/0day-ci/archive/20260401/202604010047.zovyb3Z0-lkp@intel.com/config) compiler: gcc-14 (Debian 14.2.0-19) 14.2.0 reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20260401/202604010047.zovyb3Z0-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/202604010047.zovyb3Z0-lkp@intel.com/ All errors (new ones prefixed by >>): ld: vmlinux.o: in function `efx_cxl_init': >> drivers/net/ethernet/sfc/efx_cxl.c:78:(.text+0xd33fcd): undefined reference to `devm_cxl_add_memdev' vim +78 drivers/net/ethernet/sfc/efx_cxl.c 16 17 int efx_cxl_init(struct efx_probe_data *probe_data) 18 { 19 struct efx_nic *efx = &probe_data->efx; 20 struct pci_dev *pci_dev = efx->pci_dev; 21 struct efx_cxl *cxl; 22 u16 dvsec; 23 int rc; 24 25 probe_data->cxl_pio_initialised = false; 26 27 /* Is the device configured with and using CXL? */ 28 if (!pcie_is_cxl(pci_dev)) 29 return 0; 30 31 dvsec = pci_find_dvsec_capability(pci_dev, PCI_VENDOR_ID_CXL, 32 PCI_DVSEC_CXL_DEVICE); 33 if (!dvsec) { 34 pci_info(pci_dev, "CXL_DVSEC_PCIE_DEVICE capability not found\n"); 35 return 0; 36 } 37 38 pci_dbg(pci_dev, "CXL_DVSEC_PCIE_DEVICE capability found\n"); 39 40 /* Create a cxl_dev_state embedded in the cxl struct using cxl core api 41 * specifying no mbox available. 42 */ 43 cxl = devm_cxl_dev_state_create(&pci_dev->dev, CXL_DEVTYPE_DEVMEM, 44 pci_dev->dev.id, dvsec, struct efx_cxl, 45 cxlds, false); 46 47 if (!cxl) 48 return -ENOMEM; 49 50 rc = cxl_pci_setup_regs(pci_dev, CXL_REGLOC_RBI_COMPONENT, 51 &cxl->cxlds.reg_map); 52 if (rc) { 53 pci_err(pci_dev, "No component registers\n"); 54 return rc; 55 } 56 57 if (!cxl->cxlds.reg_map.component_map.hdm_decoder.valid) { 58 pci_err(pci_dev, "Expected HDM component register not found\n"); 59 return -ENODEV; 60 } 61 62 if (!cxl->cxlds.reg_map.component_map.ras.valid) { 63 pci_err(pci_dev, "Expected RAS component register not found\n"); 64 return -ENODEV; 65 } 66 67 /* Set media ready explicitly as there are neither mailbox for checking 68 * this state nor the CXL register involved, both not mandatory for 69 * type2. 70 */ 71 cxl->cxlds.media_ready = true; 72 73 if (cxl_set_capacity(&cxl->cxlds, EFX_CTPIO_BUFFER_SIZE)) { 74 pci_err(pci_dev, "dpa capacity setup failed\n"); 75 return -ENODEV; 76 } 77 > 78 cxl->cxlmd = devm_cxl_add_memdev(&cxl->cxlds, NULL); 79 if (IS_ERR(cxl->cxlmd)) { 80 pci_err(pci_dev, "CXL accel memdev creation failed"); 81 return PTR_ERR(cxl->cxlmd); 82 } 83 84 probe_data->cxl = cxl; 85 86 return 0; 87 } 88 -- 0-DAY CI Kernel Test Service https://github.com/intel/lkp-tests/wiki