Re: [PATCH 05/15] block: fix not to apply bip information in blk_rq_bio_prep()

From: kernel test robot <lkp@intel.com>
To: Jinyoung CHOI <j-young.choi@samsung.com>,
	"axboe@kernel.dk" <axboe@kernel.dk>, "hch@lst.de" <hch@lst.de>,
	"martin.petersen@oracle.com" <martin.petersen@oracle.com>,
	"linux-block@vger.kernel.org" <linux-block@vger.kernel.org>,
	"linux-kernel@vger.kernel.org" <linux-kernel@vger.kernel.org>
Cc: oe-kbuild-all@lists.linux.dev
Subject: Re: [PATCH 05/15] block: fix not to apply bip information in blk_rq_bio_prep()
Date: Wed, 3 May 2023 20:56:52 +0800	[thread overview]
Message-ID: <202305032008.NxgqlW9X-lkp@intel.com> (raw)
In-Reply-To: <20230503101048epcms2p61d61df1431955d9517c9939999ee3478@epcms2p6>

Hi Jinyoung,

kernel test robot noticed the following build errors:

[auto build test ERROR on axboe-block/for-next]
[also build test ERROR on mkp-scsi/for-next jejb-scsi/for-next linus/master v6.3 next-20230428]
[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/Jinyoung-CHOI/block-blk-integiry-add-helper-functions-for-bio_integrity_add_page/20230503-183015
base:   https://git.kernel.org/pub/scm/linux/kernel/git/axboe/linux-block.git for-next
patch link:    https://lore.kernel.org/r/20230503101048epcms2p61d61df1431955d9517c9939999ee3478%40epcms2p6
patch subject: [PATCH 05/15] block: fix not to apply bip information in blk_rq_bio_prep()
config: um-i386_defconfig (https://download.01.org/0day-ci/archive/20230503/202305032008.NxgqlW9X-lkp@intel.com/config)
compiler: gcc-11 (Debian 11.3.0-12) 11.3.0
reproduce (this is a W=1 build):
        # https://github.com/intel-lab-lkp/linux/commit/584edc6ae9cb23e8a778ee73d711b9143038a047
        git remote add linux-review https://github.com/intel-lab-lkp/linux
        git fetch --no-tags linux-review Jinyoung-CHOI/block-blk-integiry-add-helper-functions-for-bio_integrity_add_page/20230503-183015
        git checkout 584edc6ae9cb23e8a778ee73d711b9143038a047
        # save the config file
        mkdir build_dir && cp config build_dir/.config
        make W=1 O=build_dir ARCH=um SUBARCH=i386 olddefconfig
        make W=1 O=build_dir ARCH=um SUBARCH=i386 SHELL=/bin/bash arch/um/drivers/ block/

If you fix the issue, kindly add following tag where applicable
| Reported-by: kernel test robot <lkp@intel.com>
| Link: https://lore.kernel.org/oe-kbuild-all/202305032008.NxgqlW9X-lkp@intel.com/

All error/warnings (new ones prefixed by >>):

   In file included from arch/um/drivers/ubd_kern.c:27:
   include/linux/blk-mq.h: In function 'blk_rq_bio_prep':
>> include/linux/blk-mq.h:972:19: error: 'struct request' has no member named 'nr_integrity_segments'
     972 |                 rq->nr_integrity_segments = bio_integrity(bio)->bip_vcnt;
         |                   ^~
>> include/linux/blk-mq.h:972:63: warning: dereferencing 'void *' pointer
     972 |                 rq->nr_integrity_segments = bio_integrity(bio)->bip_vcnt;
         |                                                               ^~
>> include/linux/blk-mq.h:972:63: error: request for member 'bip_vcnt' in something not a structure or union

vim +972 include/linux/blk-mq.h

   962	
   963	static inline void blk_rq_bio_prep(struct request *rq, struct bio *bio,
   964			unsigned int nr_segs)
   965	{
   966		rq->nr_phys_segments = nr_segs;
   967		rq->__data_len = bio->bi_iter.bi_size;
   968		rq->bio = rq->biotail = bio;
   969		rq->ioprio = bio_prio(bio);
   970	
   971		if (bio_integrity(bio)) {
 > 972			rq->nr_integrity_segments = bio_integrity(bio)->bip_vcnt;
   973			rq->cmd_flags |= REQ_INTEGRITY;
   974		}
   975	}
   976	

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