linux-kernel - Re: [PATCH] nvme/tcp: Add support to set the tcp worker cpu affinity

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Message-ID: <202304132042.jQcDkblz-lkp@intel.com>
Date:   Thu, 13 Apr 2023 20:53:04 +0800
From:   kernel test robot <lkp@...el.com>
To:     Li Feng <fengli@...rtx.com>, Keith Busch <kbusch@...nel.org>,
        Jens Axboe <axboe@...nel.dk>, Christoph Hellwig <hch@....de>,
        Sagi Grimberg <sagi@...mberg.me>,
        linux-nvme@...ts.infradead.org, linux-kernel@...r.kernel.org
Cc:     oe-kbuild-all@...ts.linux.dev, lifeng1519@...il.com,
        Li Feng <fengli@...rtx.com>
Subject: Re: [PATCH] nvme/tcp: Add support to set the tcp worker cpu affinity

Hi Li,

kernel test robot noticed the following build warnings:

[auto build test WARNING on axboe-block/for-next]
[also build test WARNING on linus/master v6.3-rc6 next-20230412]
[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/Li-Feng/nvme-tcp-Add-support-to-set-the-tcp-worker-cpu-affinity/20230413-143611
base:   https://git.kernel.org/pub/scm/linux/kernel/git/axboe/linux-block.git for-next
patch link:    https://lore.kernel.org/r/20230413063317.2455680-1-fengli%40smartx.com
patch subject: [PATCH] nvme/tcp: Add support to set the tcp worker cpu affinity
config: x86_64-randconfig-s021 (https://download.01.org/0day-ci/archive/20230413/202304132042.jQcDkblz-lkp@intel.com/config)
compiler: gcc-11 (Debian 11.3.0-8) 11.3.0
reproduce:
        # apt-get install sparse
        # sparse version: v0.6.4-39-gce1a6720-dirty
        # https://github.com/intel-lab-lkp/linux/commit/e5a036c113d5ce43375a6aafedcf705ef8c3acb1
        git remote add linux-review https://github.com/intel-lab-lkp/linux
        git fetch --no-tags linux-review Li-Feng/nvme-tcp-Add-support-to-set-the-tcp-worker-cpu-affinity/20230413-143611
        git checkout e5a036c113d5ce43375a6aafedcf705ef8c3acb1
        # 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/nvme/host/

If you fix the issue, kindly add following tag where applicable
| Reported-by: kernel test robot <lkp@...el.com>
| Link: https://lore.kernel.org/oe-kbuild-all/202304132042.jQcDkblz-lkp@intel.com/

sparse warnings: (new ones prefixed by >>)
>> drivers/nvme/host/tcp.c:44:16: sparse: sparse: symbol 'cpu_affinity_mask' was not declared. Should it be static?

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