[bvanassche:block-bitwise-opf 12/50] fs/ntfs3/fsntfs.c:1488:60: sparse: sparse: incorrect type in argument 3 (different base types)

From: kernel test robot
Date: Thu Jun 23 2022 - 08:44:57 EST

Next message: kernel test robot: "[cxl:preview 42/49] port.c:undefined reference to `cxl_region_rwsem'"
Previous message: kernel test robot: "[jolsa-perf:bpf/tramp_11 17/21] kernel/bpf/syscall.c:2994:22: error: implicit declaration of function 'bpf_tramp_id_alloc'; did you mean 'bpf_map_kzalloc'?"
Messages sorted by: [ date ] [ thread ] [ subject ] [ author ]

tree: https://github.com/bvanassche/linux block-bitwise-opf
head: cdae45bfee03111b49b421b4c01dcddb643f64a2
commit: 7852822e9b1bd84a693fa1d56b7c872f6c0cf6ba [12/50] block: Use the new blk_opf_t type
config: x86_64-randconfig-s021 (https://download.01.org/0day-ci/archive/20220623/202206231848.pQZIrKC6-lkp@xxxxxxxxx/config)
compiler: gcc-11 (Debian 11.3.0-3) 11.3.0
reproduce:
# apt-get install sparse
# sparse version: v0.6.4-31-g4880bd19-dirty
# https://github.com/bvanassche/linux/commit/7852822e9b1bd84a693fa1d56b7c872f6c0cf6ba
git remote add bvanassche https://github.com/bvanassche/linux
git fetch --no-tags bvanassche block-bitwise-opf
git checkout 7852822e9b1bd84a693fa1d56b7c872f6c0cf6ba
# save the config file
mkdir build_dir && cp config build_dir/.config
make W=1 C=1 CF='-fdiagnostic-prefix -D__CHECK_ENDIAN__' O=build_dir ARCH=x86_64 SHELL=/bin/bash fs/ntfs3/

If you fix the issue, kindly add following tag where applicable
Reported-by: kernel test robot <lkp@xxxxxxxxx>

sparse warnings: (new ones prefixed by >>)
>> fs/ntfs3/fsntfs.c:1488:60: sparse: sparse: incorrect type in argument 3 (different base types) @@ expected restricted blk_opf_t [usertype] opf @@ got unsigned int [usertype] op @@
fs/ntfs3/fsntfs.c:1488:60: sparse: expected restricted blk_opf_t [usertype] opf
fs/ntfs3/fsntfs.c:1488:60: sparse: got unsigned int [usertype] op

vim +1488 fs/ntfs3/fsntfs.c

82cae269cfa953 Konstantin Komarov 2021-08-13 1445
e8b8e97f91b80f Kari Argillander 2021-08-03 1446 /*
e8b8e97f91b80f Kari Argillander 2021-08-03 1447 * ntfs_bio_pages - Read/write pages from/to disk.
e8b8e97f91b80f Kari Argillander 2021-08-03 1448 */
82cae269cfa953 Konstantin Komarov 2021-08-13 1449 int ntfs_bio_pages(struct ntfs_sb_info *sbi, const struct runs_tree *run,
82cae269cfa953 Konstantin Komarov 2021-08-13 1450 struct page **pages, u32 nr_pages, u64 vbo, u32 bytes,
82cae269cfa953 Konstantin Komarov 2021-08-13 1451 u32 op)
82cae269cfa953 Konstantin Komarov 2021-08-13 1452 {
82cae269cfa953 Konstantin Komarov 2021-08-13 1453 int err = 0;
82cae269cfa953 Konstantin Komarov 2021-08-13 1454 struct bio *new, *bio = NULL;
82cae269cfa953 Konstantin Komarov 2021-08-13 1455 struct super_block *sb = sbi->sb;
82cae269cfa953 Konstantin Komarov 2021-08-13 1456 struct block_device *bdev = sb->s_bdev;
82cae269cfa953 Konstantin Komarov 2021-08-13 1457 struct page *page;
82cae269cfa953 Konstantin Komarov 2021-08-13 1458 u8 cluster_bits = sbi->cluster_bits;
82cae269cfa953 Konstantin Komarov 2021-08-13 1459 CLST lcn, clen, vcn, vcn_next;
82cae269cfa953 Konstantin Komarov 2021-08-13 1460 u32 add, off, page_idx;
82cae269cfa953 Konstantin Komarov 2021-08-13 1461 u64 lbo, len;
82cae269cfa953 Konstantin Komarov 2021-08-13 1462 size_t run_idx;
82cae269cfa953 Konstantin Komarov 2021-08-13 1463 struct blk_plug plug;
82cae269cfa953 Konstantin Komarov 2021-08-13 1464
82cae269cfa953 Konstantin Komarov 2021-08-13 1465 if (!bytes)
82cae269cfa953 Konstantin Komarov 2021-08-13 1466 return 0;
82cae269cfa953 Konstantin Komarov 2021-08-13 1467
82cae269cfa953 Konstantin Komarov 2021-08-13 1468 blk_start_plug(&plug);
82cae269cfa953 Konstantin Komarov 2021-08-13 1469
e8b8e97f91b80f Kari Argillander 2021-08-03 1470 /* Align vbo and bytes to be 512 bytes aligned. */
82cae269cfa953 Konstantin Komarov 2021-08-13 1471 lbo = (vbo + bytes + 511) & ~511ull;
82cae269cfa953 Konstantin Komarov 2021-08-13 1472 vbo = vbo & ~511ull;
82cae269cfa953 Konstantin Komarov 2021-08-13 1473 bytes = lbo - vbo;
82cae269cfa953 Konstantin Komarov 2021-08-13 1474
82cae269cfa953 Konstantin Komarov 2021-08-13 1475 vcn = vbo >> cluster_bits;
82cae269cfa953 Konstantin Komarov 2021-08-13 1476 if (!run_lookup_entry(run, vcn, &lcn, &clen, &run_idx)) {
82cae269cfa953 Konstantin Komarov 2021-08-13 1477 err = -ENOENT;
82cae269cfa953 Konstantin Komarov 2021-08-13 1478 goto out;
82cae269cfa953 Konstantin Komarov 2021-08-13 1479 }
82cae269cfa953 Konstantin Komarov 2021-08-13 1480 off = vbo & sbi->cluster_mask;
82cae269cfa953 Konstantin Komarov 2021-08-13 1481 page_idx = 0;
82cae269cfa953 Konstantin Komarov 2021-08-13 1482 page = pages[0];
82cae269cfa953 Konstantin Komarov 2021-08-13 1483
82cae269cfa953 Konstantin Komarov 2021-08-13 1484 for (;;) {
82cae269cfa953 Konstantin Komarov 2021-08-13 1485 lbo = ((u64)lcn << cluster_bits) + off;
82cae269cfa953 Konstantin Komarov 2021-08-13 1486 len = ((u64)clen << cluster_bits) - off;
82cae269cfa953 Konstantin Komarov 2021-08-13 1487 new_bio:
07888c665b405b Christoph Hellwig 2022-01-24 @1488 new = bio_alloc(bdev, nr_pages - page_idx, op, GFP_NOFS);
82cae269cfa953 Konstantin Komarov 2021-08-13 1489 if (bio) {
82cae269cfa953 Konstantin Komarov 2021-08-13 1490 bio_chain(bio, new);
82cae269cfa953 Konstantin Komarov 2021-08-13 1491 submit_bio(bio);
82cae269cfa953 Konstantin Komarov 2021-08-13 1492 }
82cae269cfa953 Konstantin Komarov 2021-08-13 1493 bio = new;
82cae269cfa953 Konstantin Komarov 2021-08-13 1494 bio->bi_iter.bi_sector = lbo >> 9;
82cae269cfa953 Konstantin Komarov 2021-08-13 1495
82cae269cfa953 Konstantin Komarov 2021-08-13 1496 while (len) {
82cae269cfa953 Konstantin Komarov 2021-08-13 1497 off = vbo & (PAGE_SIZE - 1);
82cae269cfa953 Konstantin Komarov 2021-08-13 1498 add = off + len > PAGE_SIZE ? (PAGE_SIZE - off) : len;
82cae269cfa953 Konstantin Komarov 2021-08-13 1499
82cae269cfa953 Konstantin Komarov 2021-08-13 1500 if (bio_add_page(bio, page, add, off) < add)
82cae269cfa953 Konstantin Komarov 2021-08-13 1501 goto new_bio;
82cae269cfa953 Konstantin Komarov 2021-08-13 1502
82cae269cfa953 Konstantin Komarov 2021-08-13 1503 if (bytes <= add)
82cae269cfa953 Konstantin Komarov 2021-08-13 1504 goto out;
82cae269cfa953 Konstantin Komarov 2021-08-13 1505 bytes -= add;
82cae269cfa953 Konstantin Komarov 2021-08-13 1506 vbo += add;
82cae269cfa953 Konstantin Komarov 2021-08-13 1507
82cae269cfa953 Konstantin Komarov 2021-08-13 1508 if (add + off == PAGE_SIZE) {
82cae269cfa953 Konstantin Komarov 2021-08-13 1509 page_idx += 1;
82cae269cfa953 Konstantin Komarov 2021-08-13 1510 if (WARN_ON(page_idx >= nr_pages)) {
82cae269cfa953 Konstantin Komarov 2021-08-13 1511 err = -EINVAL;
82cae269cfa953 Konstantin Komarov 2021-08-13 1512 goto out;
82cae269cfa953 Konstantin Komarov 2021-08-13 1513 }
82cae269cfa953 Konstantin Komarov 2021-08-13 1514 page = pages[page_idx];
82cae269cfa953 Konstantin Komarov 2021-08-13 1515 }
82cae269cfa953 Konstantin Komarov 2021-08-13 1516
82cae269cfa953 Konstantin Komarov 2021-08-13 1517 if (len <= add)
82cae269cfa953 Konstantin Komarov 2021-08-13 1518 break;
82cae269cfa953 Konstantin Komarov 2021-08-13 1519 len -= add;
82cae269cfa953 Konstantin Komarov 2021-08-13 1520 lbo += add;
82cae269cfa953 Konstantin Komarov 2021-08-13 1521 }
82cae269cfa953 Konstantin Komarov 2021-08-13 1522
82cae269cfa953 Konstantin Komarov 2021-08-13 1523 vcn_next = vcn + clen;
82cae269cfa953 Konstantin Komarov 2021-08-13 1524 if (!run_get_entry(run, ++run_idx, &vcn, &lcn, &clen) ||
82cae269cfa953 Konstantin Komarov 2021-08-13 1525 vcn != vcn_next) {
82cae269cfa953 Konstantin Komarov 2021-08-13 1526 err = -ENOENT;
82cae269cfa953 Konstantin Komarov 2021-08-13 1527 goto out;
82cae269cfa953 Konstantin Komarov 2021-08-13 1528 }
82cae269cfa953 Konstantin Komarov 2021-08-13 1529 off = 0;
82cae269cfa953 Konstantin Komarov 2021-08-13 1530 }
82cae269cfa953 Konstantin Komarov 2021-08-13 1531 out:
82cae269cfa953 Konstantin Komarov 2021-08-13 1532 if (bio) {
82cae269cfa953 Konstantin Komarov 2021-08-13 1533 if (!err)
82cae269cfa953 Konstantin Komarov 2021-08-13 1534 err = submit_bio_wait(bio);
82cae269cfa953 Konstantin Komarov 2021-08-13 1535 bio_put(bio);
82cae269cfa953 Konstantin Komarov 2021-08-13 1536 }
82cae269cfa953 Konstantin Komarov 2021-08-13 1537 blk_finish_plug(&plug);
82cae269cfa953 Konstantin Komarov 2021-08-13 1538
82cae269cfa953 Konstantin Komarov 2021-08-13 1539 return err;
82cae269cfa953 Konstantin Komarov 2021-08-13 1540 }
82cae269cfa953 Konstantin Komarov 2021-08-13 1541

:::::: The code at line 1488 was first introduced by commit
:::::: 07888c665b405b1cd3577ddebfeb74f4717a84c4 block: pass a block_device and opf to bio_alloc

:::::: TO: Christoph Hellwig <hch@xxxxxx>
:::::: CC: Jens Axboe <axboe@xxxxxxxxx>

--
0-DAY CI Kernel Test Service
https://01.org/lkp

Next message: kernel test robot: "[cxl:preview 42/49] port.c:undefined reference to `cxl_region_rwsem'"
Previous message: kernel test robot: "[jolsa-perf:bpf/tramp_11 17/21] kernel/bpf/syscall.c:2994:22: error: implicit declaration of function 'bpf_tramp_id_alloc'; did you mean 'bpf_map_kzalloc'?"
Messages sorted by: [ date ] [ thread ] [ subject ] [ author ]