[hch-block:bi_bdev 10/15] block/blk-core.c:697:49: error: 'part' undeclared

[hch-block:bi_bdev 10/15] block/blk-core.c:697:49: error: 'part' undeclared

[kernel test robot]

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tree:   git://git.infradead.org/users/hch/block.git bi_bdev
head:   870c5257e68dfb7fec2875e1ac0056cfd636f38b
commit: acd826baaf9920c69383f300d1eab6dd060da5a9 [10/15] block: simplify submit_bio_checks a bit
config: parisc-randconfig-c004-20210120 (attached as .config)
compiler: hppa-linux-gcc (GCC) 9.3.0
reproduce (this is a W=1 build):
        wget https://raw.githubusercontent.com/intel/lkp-tests/master/sbin/make.cross -O ~/bin/make.cross
        chmod +x ~/bin/make.cross
        git remote add hch-block git://git.infradead.org/users/hch/block.git
        git fetch --no-tags hch-block bi_bdev
        git checkout acd826baaf9920c69383f300d1eab6dd060da5a9
        # save the attached .config to linux build tree
        COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-9.3.0 make.cross ARCH=parisc 

If you fix the issue, kindly add following tag as appropriate
Reported-by: kernel test robot <lkp@intel.com>

All errors (new ones prefixed by >>):

   block/blk-core.c: In function 'bio_check_ro':
>> block/blk-core.c:697:49: error: 'part' undeclared (first use in this function)
     697 |  if (op_is_write(bio_op(bio)) && bdev_read_only(part)) {
         |                                                 ^~~~
   block/blk-core.c:697:49: note: each undeclared identifier is reported only once for each function it appears in


vim +/part +697 block/blk-core.c

c17bb4951752d3e0 block/ll_rw_blk.c Akinobu Mita      2006-12-08  694  
acd826baaf9920c6 block/blk-core.c  Christoph Hellwig 2021-01-20  695  static inline bool bio_check_ro(struct bio *bio)
721c7fc701c71f69 block/blk-core.c  Ilya Dryomov      2018-01-11  696  {
9cbe50a9ebadbab8 block/blk-core.c  Christoph Hellwig 2020-12-08 @697  	if (op_is_write(bio_op(bio)) && bdev_read_only(part)) {
721c7fc701c71f69 block/blk-core.c  Ilya Dryomov      2018-01-11  698  		char b[BDEVNAME_SIZE];
721c7fc701c71f69 block/blk-core.c  Ilya Dryomov      2018-01-11  699  
8b2ded1c94c06f84 block/blk-core.c  Mikulas Patocka   2018-09-05  700  		if (op_is_flush(bio->bi_opf) && !bio_sectors(bio))
8b2ded1c94c06f84 block/blk-core.c  Mikulas Patocka   2018-09-05  701  			return false;
8b2ded1c94c06f84 block/blk-core.c  Mikulas Patocka   2018-09-05  702  
a32e236eb93e62a0 block/blk-core.c  Linus Torvalds    2018-08-03  703  		WARN_ONCE(1,
c8178674608679c8 block/blk-core.c  Christoph Hellwig 2020-07-01  704  		       "Trying to write to read-only block-device %s (partno %d)\n",
acd826baaf9920c6 block/blk-core.c  Christoph Hellwig 2021-01-20  705  			bio_devname(bio, b), bio->bi_bdev->bd_partno);
a32e236eb93e62a0 block/blk-core.c  Linus Torvalds    2018-08-03  706  		/* Older lvm-tools actually trigger this */
a32e236eb93e62a0 block/blk-core.c  Linus Torvalds    2018-08-03  707  		return false;
721c7fc701c71f69 block/blk-core.c  Ilya Dryomov      2018-01-11  708  	}
721c7fc701c71f69 block/blk-core.c  Ilya Dryomov      2018-01-11  709  
721c7fc701c71f69 block/blk-core.c  Ilya Dryomov      2018-01-11  710  	return false;
721c7fc701c71f69 block/blk-core.c  Ilya Dryomov      2018-01-11  711  }
721c7fc701c71f69 block/blk-core.c  Ilya Dryomov      2018-01-11  712  

:::::: The code at line 697 was first introduced by commit
:::::: 9cbe50a9ebadbab8676b697a4b66694067d17314 block: add a hard-readonly flag to struct gendisk

:::::: TO: Christoph Hellwig <hch@lst.de>
:::::: CC: Christoph Hellwig <hch@lst.de>

---
0-DAY CI Kernel Test Service, Intel Corporation
https://lists.01.org/hyperkitty/list/kbuild-all(a)lists.01.org

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