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Wed, 06 Sep 2023 22:02:04 +0000 Date: Thu, 7 Sep 2023 06:01:50 +0800 From: kernel test robot To: Nitesh Shetty , Jens Axboe , Jonathan Corbet , Alasdair Kergon , Mike Snitzer , dm-devel@redhat.com, Keith Busch , Christoph Hellwig , Sagi Grimberg , Chaitanya Kulkarni , Alexander Viro , Christian Brauner Cc: llvm@lists.linux.dev, oe-kbuild-all@lists.linux.dev, martin.petersen@oracle.com, mcgrof@kernel.org, gost.dev@samsung.com, Nitesh Shetty , Damien Le Moal , Anuj Gupta , Vincent Fu , linux-block@vger.kernel.org, linux-kernel@vger.kernel.org, linux-doc@vger.kernel.org, linux-nvme@lists.infradead.org, linux-fsdevel@vger.kernel.org Subject: Re: [PATCH v15 12/12] null_blk: add support for copy offload Message-ID: <202309070542.P9utuu9p-lkp@intel.com> References: <20230906163844.18754-13-nj.shetty@samsung.com> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20230906163844.18754-13-nj.shetty@samsung.com> Precedence: bulk List-ID: X-Mailing-List: linux-doc@vger.kernel.org Hi Nitesh, kernel test robot noticed the following build warnings: [auto build test WARNING on c50216cfa084d5eb67dc10e646a3283da1595bb6] url: https://github.com/intel-lab-lkp/linux/commits/Nitesh-Shetty/block-Introduce-queue-limits-and-sysfs-for-copy-offload-support/20230907-015817 base: c50216cfa084d5eb67dc10e646a3283da1595bb6 patch link: https://lore.kernel.org/r/20230906163844.18754-13-nj.shetty%40samsung.com patch subject: [PATCH v15 12/12] null_blk: add support for copy offload config: arm-randconfig-001-20230907 (https://download.01.org/0day-ci/archive/20230907/202309070542.P9utuu9p-lkp@intel.com/config) compiler: clang version 14.0.6 (https://github.com/llvm/llvm-project.git f28c006a5895fc0e329fe15fead81e37457cb1d1) reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20230907/202309070542.P9utuu9p-lkp@intel.com/reproduce) If you fix the issue in a separate patch/commit (i.e. not just a new version of the same patch/commit), kindly add following tags | Reported-by: kernel test robot | Closes: https://lore.kernel.org/oe-kbuild-all/202309070542.P9utuu9p-lkp@intel.com/ All warnings (new ones prefixed by >>): In file included from drivers/block/null_blk/main.c:15: In file included from drivers/block/null_blk/./trace.h:104: In file included from include/trace/define_trace.h:102: In file included from include/trace/trace_events.h:237: >> drivers/block/null_blk/./trace.h:94:34: warning: format specifies type 'unsigned long' but the argument has type 'size_t' (aka 'unsigned int') [-Wformat] __entry->dst, __entry->src, __entry->len) ~~~~~~~~~~~~~~~~~~~~~~~~~~~~^~~~~~~~~~~~~ include/trace/stages/stage3_trace_output.h:6:17: note: expanded from macro '__entry' #define __entry field ^ include/trace/stages/stage3_trace_output.h:9:43: note: expanded from macro 'TP_printk' #define TP_printk(fmt, args...) fmt "\n", args ~~~ ^ include/trace/trace_events.h:45:16: note: expanded from macro 'TRACE_EVENT' PARAMS(print)); \ ~~~~~~~^~~~~~~ include/linux/tracepoint.h:107:25: note: expanded from macro 'PARAMS' #define PARAMS(args...) args ^~~~ include/trace/trace_events.h:203:27: note: expanded from macro 'DECLARE_EVENT_CLASS' trace_event_printf(iter, print); \ ^~~~~ 1 warning generated. vim +94 drivers/block/null_blk/./trace.h 72 73 TRACE_EVENT(nullb_copy_op, 74 TP_PROTO(struct request *req, 75 sector_t dst, sector_t src, size_t len), 76 TP_ARGS(req, dst, src, len), 77 TP_STRUCT__entry( 78 __array(char, disk, DISK_NAME_LEN) 79 __field(enum req_op, op) 80 __field(sector_t, dst) 81 __field(sector_t, src) 82 __field(size_t, len) 83 ), 84 TP_fast_assign( 85 __entry->op = req_op(req); 86 __assign_disk_name(__entry->disk, req->q->disk); 87 __entry->dst = dst; 88 __entry->src = src; 89 __entry->len = len; 90 ), 91 TP_printk("%s req=%-15s: dst=%llu, src=%llu, len=%lu", 92 __print_disk_name(__entry->disk), 93 blk_op_str(__entry->op), > 94 __entry->dst, __entry->src, __entry->len) 95 ); 96 #endif /* _TRACE_NULLB_H */ 97 -- 0-DAY CI Kernel Test Service https://github.com/intel/lkp-tests/wiki