From: kernel test robot <lkp@intel.com>
To: kernel@openeuler.org
Cc: oe-kbuild-all@lists.linux.dev
Subject: [openeuler:openEuler-1.0-LTS 1753/1753] block/genhd.c:642:5: warning: no previous prototype for function 'disk_scan_partitions'
Date: Thu, 7 Aug 2025 03:21:32 +0800 [thread overview]
Message-ID: <202508070349.2ODYAkPf-lkp@intel.com> (raw)
Hi Yu,
FYI, the error/warning still remains.
tree: https://gitee.com/openeuler/kernel.git openEuler-1.0-LTS
head: 464c0bf980f96a307759f809825ab0a3b59f8b70
commit: cdfb5c11ad89867cd28c903369fbfebe3f36ca26 [1753/1753] block: fix kabi broken in ioctl.c
config: x86_64-buildonly-randconfig-006-20250806 (https://download.01.org/0day-ci/archive/20250807/202508070349.2ODYAkPf-lkp@intel.com/config)
compiler: clang version 20.1.8 (https://github.com/llvm/llvm-project 87f0227cb60147a26a1eeb4fb06e3b505e9c7261)
reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20250807/202508070349.2ODYAkPf-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@intel.com>
| Closes: https://lore.kernel.org/oe-kbuild-all/202508070349.2ODYAkPf-lkp@intel.com/
All warnings (new ones prefixed by >>):
>> block/genhd.c:642:5: warning: no previous prototype for function 'disk_scan_partitions' [-Wmissing-prototypes]
642 | int disk_scan_partitions(struct gendisk *disk, fmode_t mode)
| ^
block/genhd.c:642:1: note: declare 'static' if the function is not intended to be used outside of this translation unit
642 | int disk_scan_partitions(struct gendisk *disk, fmode_t mode)
| ^
| static
1 warning generated.
block/genhd.c:533: warning: Function parameter or member 'devt' not described in 'blk_invalidate_devt'
vim +/disk_scan_partitions +642 block/genhd.c
d2bf1b6723ed0e Tejun Heo 2010-12-08 641
efc73feb2901d2 Christoph Hellwig 2023-04-07 @642 int disk_scan_partitions(struct gendisk *disk, fmode_t mode)
b9484a857f600c Yu Kuai 2022-08-09 643 {
b9484a857f600c Yu Kuai 2022-08-09 644 struct block_device *bdev;
efc73feb2901d2 Christoph Hellwig 2023-04-07 645 int ret;
b9484a857f600c Yu Kuai 2022-08-09 646
efc73feb2901d2 Christoph Hellwig 2023-04-07 647 if (!disk_part_scan_enabled(disk))
efc73feb2901d2 Christoph Hellwig 2023-04-07 648 return -EINVAL;
b9484a857f600c Yu Kuai 2022-08-09 649
b9484a857f600c Yu Kuai 2022-08-09 650 bdev = bdget_disk(disk, 0);
b9484a857f600c Yu Kuai 2022-08-09 651 if (!bdev)
efc73feb2901d2 Christoph Hellwig 2023-04-07 652 return -ENOMEM;
b9484a857f600c Yu Kuai 2022-08-09 653
b9484a857f600c Yu Kuai 2022-08-09 654 bdev->bd_invalidated = 1;
efc73feb2901d2 Christoph Hellwig 2023-04-07 655
efc73feb2901d2 Christoph Hellwig 2023-04-07 656 ret = blkdev_get(bdev, mode, NULL);
efc73feb2901d2 Christoph Hellwig 2023-04-07 657 if (!ret)
efc73feb2901d2 Christoph Hellwig 2023-04-07 658 blkdev_put(bdev, mode);
efc73feb2901d2 Christoph Hellwig 2023-04-07 659
efc73feb2901d2 Christoph Hellwig 2023-04-07 660 return ret;
fbbec472351c99 Christoph Hellwig 2023-04-07 661 }
fbbec472351c99 Christoph Hellwig 2023-04-07 662
:::::: The code at line 642 was first introduced by commit
:::::: efc73feb2901d27dcd01fa859d1378aee42850aa block: merge disk_scan_partitions and blkdev_reread_part
:::::: TO: Christoph Hellwig <hch@lst.de>
:::::: CC: Yongqiang Liu <duanzi@zju.edu.cn>
--
0-DAY CI Kernel Test Service
https://github.com/intel/lkp-tests/wiki
reply other threads:[~2025-08-06 19:21 UTC|newest]
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