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Subject: Re: [PATCH v5 11/18] nvme: Add pr_ops read_keys support To: kernel test robot , bvanassche@acm.org, hch@lst.de, martin.petersen@oracle.com, linux-scsi@vger.kernel.org, james.bottomley@hansenpartnership.com, linux-block@vger.kernel.org, dm-devel@redhat.com, snitzer@kernel.org, axboe@kernel.dk, linux-nvme@lists.infradead.org, chaitanyak@nvidia.com, kbusch@kernel.org, target-devel@vger.kernel.org Cc: oe-kbuild-all@lists.linux.dev References: <20230324181741.13908-12-michael.christie@oracle.com> <202303281502.U47uzous-lkp@intel.com> Content-Language: en-US From: Mike Christie In-Reply-To: <202303281502.U47uzous-lkp@intel.com> Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 7bit X-ClientProxiedBy: CH0PR13CA0003.namprd13.prod.outlook.com (2603:10b6:610:b1::8) To DM5PR10MB1466.namprd10.prod.outlook.com (2603:10b6:3:b::7) MIME-Version: 1.0 X-MS-PublicTrafficType: Email X-MS-TrafficTypeDiagnostic: DM5PR10MB1466:EE_|IA1PR10MB5899:EE_ 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yZWn+824+EEpWYZq7WpdXYypd4BnkmAjR4W6KSO6OtZ9LjSOwqYbtOA08kK3OrmNFuB2w75Bxmm7xcBwmjswRBbmp0N6X6uFvWNfnUwT4Is= X-MS-Exchange-Transport-CrossTenantHeadersStamped: IA1PR10MB5899 X-Proofpoint-Virus-Version: vendor=baseguard engine=ICAP:2.0.254,Aquarius:18.0.942,Hydra:6.0.573,FMLib:17.11.170.22 definitions=2023-03-24_11,2023-03-28_02,2023-02-09_01 X-Proofpoint-Spam-Details: rule=notspam policy=default score=0 suspectscore=0 mlxscore=0 phishscore=0 malwarescore=0 adultscore=0 spamscore=0 mlxlogscore=999 bulkscore=0 classifier=spam adjust=0 reason=mlx scancount=1 engine=8.12.0-2303200000 definitions=main-2303280123 X-Proofpoint-GUID: PmyGD-3HxLD0-5h2QLCWMVWeiO32z980 X-Proofpoint-ORIG-GUID: PmyGD-3HxLD0-5h2QLCWMVWeiO32z980 Precedence: bulk List-ID: X-Mailing-List: linux-scsi@vger.kernel.org On 3/28/23 2:11 AM, kernel test robot wrote: > Hi Mike, > > I love your patch! Perhaps something to improve: > > [auto build test WARNING on mkp-scsi/for-next] > [also build test WARNING on jejb-scsi/for-next axboe-block/for-next linus/master v6.3-rc4 next-20230328] > [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/Mike-Christie/block-Add-PR-callouts-for-read-keys-and-reservation/20230325-022314 > base: https://git.kernel.org/pub/scm/linux/kernel/git/mkp/scsi.git for-next > patch link: https://lore.kernel.org/r/20230324181741.13908-12-michael.christie%40oracle.com > patch subject: [PATCH v5 11/18] nvme: Add pr_ops read_keys support > config: i386-randconfig-s002 (https://download.01.org/0day-ci/archive/20230328/202303281502.U47uzous-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/fcd2233cf643c550ab3cea2b6102077b1d05b389 > git remote add linux-review https://github.com/intel-lab-lkp/linux > git fetch --no-tags linux-review Mike-Christie/block-Add-PR-callouts-for-read-keys-and-reservation/20230325-022314 > git checkout fcd2233cf643c550ab3cea2b6102077b1d05b389 > # 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=i386 olddefconfig > make W=1 C=1 CF='-fdiagnostic-prefix -D__CHECK_ENDIAN__' O=build_dir ARCH=i386 SHELL=/bin/bash drivers/nvme/host/ > > If you fix the issue, kindly add following tag where applicable > | Reported-by: kernel test robot > | Link: https://lore.kernel.org/oe-kbuild-all/202303281502.U47uzous-lkp@intel.com/ > > sparse warnings: (new ones prefixed by >>) >>> drivers/nvme/host/pr.c:165:24: sparse: sparse: incorrect type in assignment (different base types) @@ expected restricted __le32 [assigned] [usertype] cdw11 @@ got int @@ > drivers/nvme/host/pr.c:165:24: sparse: expected restricted __le32 [assigned] [usertype] cdw11 > drivers/nvme/host/pr.c:165:24: sparse: got int >>> drivers/nvme/host/pr.c:171:21: sparse: sparse: restricted __le32 degrades to integer > > vim +165 drivers/nvme/host/pr.c > > 156 > 157 static int nvme_pr_resv_report(struct block_device *bdev, void *data, > 158 u32 data_len, bool *eds) > 159 { > 160 struct nvme_command c = { }; > 161 int ret; > 162 > 163 c.common.opcode = nvme_cmd_resv_report; > 164 c.common.cdw10 = cpu_to_le32(nvme_bytes_to_numd(data_len)); > > 165 c.common.cdw11 = NVME_EXTENDED_DATA_STRUCT; > 166 *eds = true; > 167 > 168 retry: > 169 ret = nvme_send_pr_command(bdev, &c, data, data_len); > 170 if (ret == NVME_SC_HOST_ID_INCONSIST && > > 171 c.common.cdw11 == NVME_EXTENDED_DATA_STRUCT) { Kernel test bot is correct. Will fix.