linux-kernel - Re: [PATCH 1/2] scsi: ufs: Add Multi-Circular Queue support

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Date:   Thu, 21 Jul 2022 00:36:28 +0800
From:   kernel test robot <lkp@...el.com>
To:     Can Guo <quic_cang@...cinc.com>, bvanassche@....org,
        stanley.chu@...iatek.com, adrian.hunter@...el.com,
        alim.akhtar@...sung.com, avri.altman@....com, beanhuo@...ron.com,
        quic_asutoshd@...cinc.com, quic_nguyenb@...cinc.com,
        quic_ziqichen@...cinc.com, linux-scsi@...r.kernel.org,
        kernel-team@...roid.com
Cc:     llvm@...ts.linux.dev, kbuild-all@...ts.01.org,
        "James E.J. Bottomley" <jejb@...ux.ibm.com>,
        "Martin K. Petersen" <martin.petersen@...cle.com>,
        Daejun Park <daejun7.park@...sung.com>,
        Jinyoung Choi <j-young.choi@...sung.com>,
        Kiwoong Kim <kwmad.kim@...sung.com>,
        linux-kernel@...r.kernel.org
Subject: Re: [PATCH 1/2] scsi: ufs: Add Multi-Circular Queue support

Hi Can,

I love your patch! Yet something to improve:

[auto build test ERROR on jejb-scsi/for-next]
[also build test ERROR on mkp-scsi/for-next next-20220720]
[cannot apply to linus/master v5.19-rc7]
[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/Can-Guo/UFS-Multi-Circular-Queue-MCQ/20220719-150436
base:   https://git.kernel.org/pub/scm/linux/kernel/git/jejb/scsi.git for-next
config: i386-randconfig-a005-20220718 (https://download.01.org/0day-ci/archive/20220721/202207210049.FUSfJIAA-lkp@intel.com/config)
compiler: clang version 15.0.0 (https://github.com/llvm/llvm-project dd5635541cd7bbd62cd59b6694dfb759b6e9a0d8)
reproduce (this is a W=1 build):
        wget https://raw.githubusercontent.com/intel/lkp-tests/master/sbin/make.cross -O ~/bin/make.cross
        chmod +x ~/bin/make.cross
        # https://github.com/intel-lab-lkp/linux/commit/2b7356bcd24efd2d6b69f04dd9fd010c4256cc7e
        git remote add linux-review https://github.com/intel-lab-lkp/linux
        git fetch --no-tags linux-review Can-Guo/UFS-Multi-Circular-Queue-MCQ/20220719-150436
        git checkout 2b7356bcd24efd2d6b69f04dd9fd010c4256cc7e
        # save the config file
        mkdir build_dir && cp config build_dir/.config
        COMPILER_INSTALL_PATH=$HOME/0day COMPILER=clang make.cross W=1 O=build_dir ARCH=i386 SHELL=/bin/bash drivers/ufs/

If you fix the issue, kindly add following tag where applicable
Reported-by: kernel test robot <lkp@...el.com>

All errors (new ones prefixed by >>):

>> drivers/ufs/core/ufs-mcq.c:275:4: error: call to undeclared function 'devm_iounmap'; ISO C99 and later do not support implicit function declarations [-Wimplicit-function-declaration]
                           devm_iounmap(hba->dev, res->base);
                           ^
   1 error generated.


vim +/devm_iounmap +275 drivers/ufs/core/ufs-mcq.c

   265	
   266	static void ufshcd_mcq_release_resource(struct ufs_hba *hba)
   267	{
   268		struct ufshcd_res_info_t *res;
   269		int i;
   270	
   271		for (i = RES_MCQ; i < RES_MAX; i++) {
   272			res = &hba->res[i];
   273	
   274			if(res->base) {
 > 275				devm_iounmap(hba->dev, res->base);
   276				res->base = NULL;
   277			}
   278	
   279			if (res->is_alloc)
   280				devm_kfree(hba->dev, res->resource);
   281		}
   282	}
   283	

-- 
0-DAY CI Kernel Test Service
https://01.org/lkp