linux-kernel - Re: [PATCH v2 3/3] mailbox: pcc: Use mbox_bind

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Message-ID: <202303241233.htC8Sxvg-lkp@intel.com>
Date:   Fri, 24 Mar 2023 12:47:43 +0800
From:   kernel test robot <lkp@...el.com>
To:     Elliot Berman <quic_eberman@...cinc.com>,
        Jassi Brar <jassisinghbrar@...il.com>,
        Sudeep Holla <sudeep.holla@....com>
Cc:     oe-kbuild-all@...ts.linux.dev,
        Elliot Berman <quic_eberman@...cinc.com>,
        linux-kernel@...r.kernel.org, linux-acpi@...r.kernel.org,
        linux-arm-msm@...r.kernel.org
Subject: Re: [PATCH v2 3/3] mailbox: pcc: Use mbox_bind_client

Hi Elliot,

Thank you for the patch! Perhaps something to improve:

[auto build test WARNING on 6ccbe33a39523f6d62b22c5ee99c6695993c935e]

url:    https://github.com/intel-lab-lkp/linux/commits/Elliot-Berman/mailbox-Allow-direct-registration-to-a-channel/20230324-031813
base:   6ccbe33a39523f6d62b22c5ee99c6695993c935e
patch link:    https://lore.kernel.org/r/20230323191527.1472695-4-quic_eberman%40quicinc.com
patch subject: [PATCH v2 3/3] mailbox: pcc: Use mbox_bind_client
config: x86_64-randconfig-s022 (https://download.01.org/0day-ci/archive/20230324/202303241233.htC8Sxvg-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/5db6edf9f393224193ab13e82d63e0d7616c74c9
        git remote add linux-review https://github.com/intel-lab-lkp/linux
        git fetch --no-tags linux-review Elliot-Berman/mailbox-Allow-direct-registration-to-a-channel/20230324-031813
        git checkout 5db6edf9f393224193ab13e82d63e0d7616c74c9
        # 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/mailbox/

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/202303241233.htC8Sxvg-lkp@intel.com/

sparse warnings: (new ones prefixed by >>)
>> drivers/mailbox/pcc.c:355:5: sparse: sparse: symbol 'pcc_startup' was not declared. Should it be static?
>> drivers/mailbox/pcc.c:378:6: sparse: sparse: symbol 'pcc_shutdown' was not declared. Should it be static?

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