tree: https://gitee.com/openeuler/kernel.git openEuler-1.0-LTS head: 97f98c391a1fd153ae010a2faf73f9e03270da6e commit: cdfb5c11ad89867cd28c903369fbfebe3f36ca26 [1402/1402] block: fix kabi broken in ioctl.c config: x86_64-buildonly-randconfig-004-20250109 (https://download.01.org/0day-ci/archive/20250112/202501120735.0h1eqZAy-lkp@i...) compiler: clang version 19.1.3 (https://github.com/llvm/llvm-project ab51eccf88f5321e7c60591c5546b254b6afab99) reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20250112/202501120735.0h1eqZAy-lkp@i...) 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/202501120735.0h1eqZAy-lkp@intel.com/ All warnings (new ones prefixed by >>): In file included from block/genhd.c:10: In file included from include/linux/blkdev.h:16: include/linux/pagemap.h:425:21: warning: cast from 'int (*)(struct file *, struct page *)' to 'filler_t *' (aka 'int (*)(void *, struct page *)') converts to incompatible function type [-Wcast-function-type-strict] 425 | filler_t *filler = (filler_t *)mapping->a_ops->readpage; | ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~

...

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 2 warnings 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 d2bf1b6723ed0ea Tejun Heo 2010-12-08 641 efc73feb2901d27 Christoph Hellwig 2023-04-07 @642 int disk_scan_partitions(struct gendisk *disk, fmode_t mode) b9484a857f600ca Yu Kuai 2022-08-09 643 { b9484a857f600ca Yu Kuai 2022-08-09 644 struct block_device *bdev; efc73feb2901d27 Christoph Hellwig 2023-04-07 645 int ret; b9484a857f600ca Yu Kuai 2022-08-09 646 efc73feb2901d27 Christoph Hellwig 2023-04-07 647 if (!disk_part_scan_enabled(disk)) efc73feb2901d27 Christoph Hellwig 2023-04-07 648 return -EINVAL; b9484a857f600ca Yu Kuai 2022-08-09 649 b9484a857f600ca Yu Kuai 2022-08-09 650 bdev = bdget_disk(disk, 0); b9484a857f600ca Yu Kuai 2022-08-09 651 if (!bdev) efc73feb2901d27 Christoph Hellwig 2023-04-07 652 return -ENOMEM; b9484a857f600ca Yu Kuai 2022-08-09 653 b9484a857f600ca Yu Kuai 2022-08-09 654 bdev->bd_invalidated = 1; efc73feb2901d27 Christoph Hellwig 2023-04-07 655 efc73feb2901d27 Christoph Hellwig 2023-04-07 656 ret = blkdev_get(bdev, mode, NULL); efc73feb2901d27 Christoph Hellwig 2023-04-07 657 if (!ret) efc73feb2901d27 Christoph Hellwig 2023-04-07 658 blkdev_put(bdev, mode); efc73feb2901d27 Christoph Hellwig 2023-04-07 659 efc73feb2901d27 Christoph Hellwig 2023-04-07 660 return ret; fbbec472351c994 Christoph Hellwig 2023-04-07 661 } fbbec472351c994 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