linux-kernel - Re: [PATCH v4 13/23] cxl/hdm: Use stored Component Register mappings to map HDM decoder capability

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Date:   Fri, 26 May 2023 04:23:54 +0800
From:   kernel test robot <lkp@...el.com>
To:     Terry Bowman <terry.bowman@....com>, alison.schofield@...el.com,
        vishal.l.verma@...el.com, ira.weiny@...el.com, bwidawsk@...nel.org,
        dan.j.williams@...el.com, dave.jiang@...el.com,
        Jonathan.Cameron@...wei.com, linux-cxl@...r.kernel.org
Cc:     oe-kbuild-all@...ts.linux.dev, terry.bowman@....com,
        rrichter@....com, linux-kernel@...r.kernel.org, bhelgaas@...gle.com
Subject: Re: [PATCH v4 13/23] cxl/hdm: Use stored Component Register mappings
 to map HDM decoder capability

Hi Terry,

kernel test robot noticed the following build warnings:

[auto build test WARNING on a70fc4ed20a6118837b0aecbbf789074935f473b]

url:    https://github.com/intel-lab-lkp/linux/commits/Terry-Bowman/cxl-acpi-Probe-RCRB-later-during-RCH-downstream-port-creation/20230524-073436
base:   a70fc4ed20a6118837b0aecbbf789074935f473b
patch link:    https://lore.kernel.org/r/20230523232214.55282-14-terry.bowman%40amd.com
patch subject: [PATCH v4 13/23] cxl/hdm: Use stored Component Register mappings to map HDM decoder capability
config: x86_64-randconfig-s042-20230524
compiler: gcc-11 (Debian 11.3.0-12) 11.3.0
reproduce:
        # apt-get install sparse
        # sparse version: v0.6.4-39-gce1a6720-dirty
        # https://github.com/intel-lab-lkp/linux/commit/d41cd3b17998709dba2acc87016b07c0720e5b67
        git remote add linux-review https://github.com/intel-lab-lkp/linux
        git fetch --no-tags linux-review Terry-Bowman/cxl-acpi-Probe-RCRB-later-during-RCH-downstream-port-creation/20230524-073436
        git checkout d41cd3b17998709dba2acc87016b07c0720e5b67
        # save the config file
        mkdir build_dir && cp config build_dir/.config
        make W=1 C=1 CF='-fdiagnostic-prefix -D__CHECK_ENDIAN__' O=build_dir ARCH=x86_64 olddefconfig
        make W=1 C=1 CF='-fdiagnostic-prefix -D__CHECK_ENDIAN__' O=build_dir ARCH=x86_64 SHELL=/bin/bash drivers/cxl/core/

If you fix the issue, kindly add following tag where applicable
| Reported-by: kernel test robot <lkp@...el.com>
| Closes: https://lore.kernel.org/oe-kbuild-all/202305260335.s6CbpW3V-lkp@intel.com/

sparse warnings: (new ones prefixed by >>)
>> drivers/cxl/core/hdm.c:128:25: sparse: sparse: symbol 'cxl_port_get_comp_map' was not declared. Should it be static?

-- 
0-DAY CI Kernel Test Service
https://github.com/intel/lkp-tests/wiki

View attachment "config" of type "text/plain" (168485 bytes)