linux-kernel - Re: [PATCH v14 11/11] null_blk: add support for copy offload

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Message-ID: <202308120529.EW7DuUW7-lkp@intel.com>
Date:   Sat, 12 Aug 2023 05:15:10 +0800
From:   kernel test robot <lkp@...el.com>
To:     Nitesh Shetty <nj.shetty@...sung.com>,
        Jens Axboe <axboe@...nel.dk>, Jonathan Corbet <corbet@....net>,
        Alasdair Kergon <agk@...hat.com>,
        Mike Snitzer <snitzer@...nel.org>, dm-devel@...hat.com,
        Keith Busch <kbusch@...nel.org>,
        Christoph Hellwig <hch@....de>,
        Sagi Grimberg <sagi@...mberg.me>,
        Chaitanya Kulkarni <kch@...dia.com>,
        Alexander Viro <viro@...iv.linux.org.uk>,
        Christian Brauner <brauner@...nel.org>
Cc:     llvm@...ts.linux.dev, oe-kbuild-all@...ts.linux.dev,
        martin.petersen@...cle.com, mcgrof@...nel.org, dlemoal@...nel.org,
        gost.dev@...sung.com, Nitesh Shetty <nj.shetty@...sung.com>,
        Damien Le Moal <damien.lemoal@...nsource.wdc.com>,
        Anuj Gupta <anuj20.g@...sung.com>,
        Vincent Fu <vincent.fu@...sung.com>,
        linux-block@...r.kernel.org, linux-kernel@...r.kernel.org,
        linux-doc@...r.kernel.org, linux-nvme@...ts.infradead.org,
        linux-fsdevel@...r.kernel.org
Subject: Re: [PATCH v14 11/11] null_blk: add support for copy offload

Hi Nitesh,

kernel test robot noticed the following build errors:

[auto build test ERROR on f7dc24b3413851109c4047b22997bd0d95ed52a2]

url:    https://github.com/intel-lab-lkp/linux/commits/Nitesh-Shetty/block-Introduce-queue-limits-and-sysfs-for-copy-offload-support/20230811-192259
base:   f7dc24b3413851109c4047b22997bd0d95ed52a2
patch link:    https://lore.kernel.org/r/20230811105300.15889-12-nj.shetty%40samsung.com
patch subject: [PATCH v14 11/11] null_blk: add support for copy offload
config: hexagon-randconfig-r032-20230811 (https://download.01.org/0day-ci/archive/20230812/202308120529.EW7DuUW7-lkp@intel.com/config)
compiler: clang version 17.0.0 (https://github.com/llvm/llvm-project.git 4a5ac14ee968ff0ad5d2cc1ffa0299048db4c88a)
reproduce: (https://download.01.org/0day-ci/archive/20230812/202308120529.EW7DuUW7-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 <lkp@...el.com>
| Closes: https://lore.kernel.org/oe-kbuild-all/202308120529.EW7DuUW7-lkp@intel.com/

All errors (new ones prefixed by >>):

>> ld.lld: error: undefined symbol: __tracepoint_nullb_copy_op
   >>> referenced by atomic-arch-fallback.h:444 (include/linux/atomic/atomic-arch-fallback.h:444)
   >>>               drivers/block/null_blk/main.o:(null_process_cmd) in archive vmlinux.a
   >>> referenced by atomic-arch-fallback.h:444 (include/linux/atomic/atomic-arch-fallback.h:444)
   >>>               drivers/block/null_blk/main.o:(null_process_cmd) in archive vmlinux.a
--
>> ld.lld: error: undefined symbol: __traceiter_nullb_copy_op
   >>> referenced by trace.h:71 (drivers/block/null_blk/trace.h:71)
   >>>               drivers/block/null_blk/main.o:(null_process_cmd) in archive vmlinux.a
   >>> referenced by trace.h:71 (drivers/block/null_blk/trace.h:71)
   >>>               drivers/block/null_blk/main.o:(null_process_cmd) in archive vmlinux.a

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