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Message-ID: <202305032213.JHLycY4F-lkp@intel.com>
Date: Wed, 3 May 2023 22:29:12 +0800
From: kernel test robot <lkp@...el.com>
To: Jinyoung CHOI <j-young.choi@...sung.com>,
"axboe@...nel.dk" <axboe@...nel.dk>, "hch@....de" <hch@....de>,
"martin.petersen@...cle.com" <martin.petersen@...cle.com>,
"linux-block@...r.kernel.org" <linux-block@...r.kernel.org>,
"linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>
Cc: oe-kbuild-all@...ts.linux.dev
Subject: Re: [PATCH 14/15] block: blk-integrity: change sg-table
configuration method for integrity
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/20230503102719epcms2p457434fefd535ee43d502eff854227919%40epcms2p4
patch subject: [PATCH 14/15] block: blk-integrity: change sg-table configuration method for integrity
config: um-i386_defconfig (https://download.01.org/0day-ci/archive/20230503/202305032213.JHLycY4F-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/7e4810d74ca92ed35bbc73cb09a4baa1dacfbc96
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 7e4810d74ca92ed35bbc73cb09a4baa1dacfbc96
# 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
If you fix the issue, kindly add following tag where applicable
| Reported-by: kernel test robot <lkp@...el.com>
| Link: https://lore.kernel.org/oe-kbuild-all/202305032213.JHLycY4F-lkp@intel.com/
All errors (new ones prefixed by >>):
In file included from include/linux/blk-integrity.h:5,
from block/blk-merge.c:9:
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
block/blk-merge.c: At top level:
>> block/blk-merge.c:536:5: error: redefinition of 'blk_rq_map_integrity_sg'
536 | int blk_rq_map_integrity_sg(struct request_queue *q, struct bio *bio,
| ^~~~~~~~~~~~~~~~~~~~~~~
In file included from block/blk-merge.c:9:
include/linux/blk-integrity.h:132:19: note: previous definition of 'blk_rq_map_integrity_sg' with type 'int(struct request_queue *, struct bio *, struct scatterlist *)'
132 | static inline int blk_rq_map_integrity_sg(struct request_queue *q,
| ^~~~~~~~~~~~~~~~~~~~~~~
block/blk-merge.c: In function 'blk_rq_map_integrity_sg':
>> block/blk-merge.c:546:56: error: 'struct bio' has no member named 'bi_integrity'
546 | struct bio_integrity_payload *bip = bio->bi_integrity;
| ^~
>> block/blk-merge.c:548:17: error: implicit declaration of function 'bip_for_each_mp_bvec'; did you mean 'for_each_mp_bvec'? [-Werror=implicit-function-declaration]
548 | bip_for_each_mp_bvec(iv, bip, iter) {
| ^~~~~~~~~~~~~~~~~~~~
| for_each_mp_bvec
>> block/blk-merge.c:548:52: error: expected ';' before '{' token
548 | bip_for_each_mp_bvec(iv, bip, iter) {
| ^~
| ;
block/blk-merge.c:543:14: warning: unused variable 'new_bio' [-Wunused-variable]
543 | bool new_bio = false;
| ^~~~~~~
block/blk-merge.c:539:28: warning: unused variable 'ivprv' [-Wunused-variable]
539 | struct bio_vec iv, ivprv = { NULL };
| ^~~~~
cc1: some warnings being treated as errors
vim +/blk_rq_map_integrity_sg +536 block/blk-merge.c
526
527 /**
528 * blk_rq_map_integrity_sg - Map integrity metadata into a scatterlist
529 * @q: request queue
530 * @bio: bio with integrity metadata attached
531 * @sglist: target scatterlist
532 *
533 * Description: Map the integrity vectors in request into a scatterlist.
534 * The scatterlist must be big enough to hold all elements.
535 */
> 536 int blk_rq_map_integrity_sg(struct request_queue *q, struct bio *bio,
537 struct scatterlist *sglist)
538 {
539 struct bio_vec iv, ivprv = { NULL };
540 struct scatterlist *sg = NULL;
541 unsigned int nsegs = 0;
542 struct bvec_iter iter;
543 bool new_bio = false;
544
545 for_each_bio(bio) {
> 546 struct bio_integrity_payload *bip = bio->bi_integrity;
547
> 548 bip_for_each_mp_bvec(iv, bip, iter) {
549 /*
550 * Only try to merge bvecs from two bios given we
551 * have done bio internal merge when adding pages
552 * to bio
553 */
554 if (new_bio &&
555 __blk_segment_map_sg_merge(q, &iv, &ivprv, &sg))
556 goto next_iv;
557
558 if (iv.bv_offset + iv.bv_len <= PAGE_SIZE)
559 nsegs += __blk_bvec_map_sg(iv, sglist, &sg);
560 else
561 nsegs += blk_bvec_map_sg(q, &iv, sglist, &sg);
562 next_iv:
563 new_bio = false;
564 }
565
566 if (likely(bip->bip_iter.bi_size)) {
567 ivprv = iv;
568 new_bio = true;
569 }
570 }
571
572 if (sg)
573 sg_mark_end(sg);
574
575 return nsegs;
576 }
577 EXPORT_SYMBOL(blk_rq_map_integrity_sg);
578
--
0-DAY CI Kernel Test Service
https://github.com/intel/lkp-tests
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