From: kernel test robot <lkp@intel.com>
To: Vlastimil Babka <vbabka@suse.cz>
Cc: oe-kbuild-all@lists.linux.dev
Subject: [vbabka:b4/slab-cleanup-flags 3/4] fs/overlayfs/super.c:1499:62: sparse: sparse: incorrect type in argument 4 (different base types)
Date: Wed, 21 Feb 2024 23:33:38 +0800 [thread overview]
Message-ID: <202402212310.KPtSDrRy-lkp@intel.com> (raw)
tree: https://git.kernel.org/pub/scm/linux/kernel/git/vbabka/linux.git b4/slab-cleanup-flags
head: 95c527f4e5dd5245977e9625ec6e1197dc0e733b
commit: 9cd1bbdf6848577e2e1c1a3cab62dbe91b993439 [3/4] mm, slab: use an enum to define SLAB_ cache creation flags
config: powerpc-randconfig-r131-20240221 (https://download.01.org/0day-ci/archive/20240221/202402212310.KPtSDrRy-lkp@intel.com/config)
compiler: clang version 19.0.0git (https://github.com/llvm/llvm-project 36adfec155de366d722f2bac8ff9162289dcf06c)
reproduce: (https://download.01.org/0day-ci/archive/20240221/202402212310.KPtSDrRy-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/202402212310.KPtSDrRy-lkp@intel.com/
sparse warnings: (new ones prefixed by >>)
>> fs/overlayfs/super.c:1499:62: sparse: sparse: incorrect type in argument 4 (different base types) @@ expected restricted slab_flags_t [usertype] flags @@ got int @@
fs/overlayfs/super.c:1499:62: sparse: expected restricted slab_flags_t [usertype] flags
fs/overlayfs/super.c:1499:62: sparse: got int
fs/overlayfs/super.c: note: in included file (through include/linux/mmzone.h, include/linux/gfp.h, include/linux/xarray.h, ...):
include/linux/page-flags.h:242:46: sparse: sparse: self-comparison always evaluates to false
vim +1499 fs/overlayfs/super.c
13cf199d0088b77 Amir Goldstein 2017-06-12 1491
e9be9d5e76e3487 Miklos Szeredi 2014-10-24 1492 static int __init ovl_init(void)
e9be9d5e76e3487 Miklos Szeredi 2014-10-24 1493 {
13cf199d0088b77 Amir Goldstein 2017-06-12 1494 int err;
13cf199d0088b77 Amir Goldstein 2017-06-12 1495
13cf199d0088b77 Amir Goldstein 2017-06-12 1496 ovl_inode_cachep = kmem_cache_create("ovl_inode",
13cf199d0088b77 Amir Goldstein 2017-06-12 1497 sizeof(struct ovl_inode), 0,
13cf199d0088b77 Amir Goldstein 2017-06-12 1498 (SLAB_RECLAIM_ACCOUNT|
13cf199d0088b77 Amir Goldstein 2017-06-12 @1499 SLAB_MEM_SPREAD|SLAB_ACCOUNT),
13cf199d0088b77 Amir Goldstein 2017-06-12 1500 ovl_inode_init_once);
13cf199d0088b77 Amir Goldstein 2017-06-12 1501 if (ovl_inode_cachep == NULL)
13cf199d0088b77 Amir Goldstein 2017-06-12 1502 return -ENOMEM;
13cf199d0088b77 Amir Goldstein 2017-06-12 1503
13cf199d0088b77 Amir Goldstein 2017-06-12 1504 err = register_filesystem(&ovl_fs_type);
2406a307ac7ddfd Jiufei Xue 2019-11-20 1505 if (!err)
2406a307ac7ddfd Jiufei Xue 2019-11-20 1506 return 0;
2406a307ac7ddfd Jiufei Xue 2019-11-20 1507
13cf199d0088b77 Amir Goldstein 2017-06-12 1508 kmem_cache_destroy(ovl_inode_cachep);
13cf199d0088b77 Amir Goldstein 2017-06-12 1509
13cf199d0088b77 Amir Goldstein 2017-06-12 1510 return err;
e9be9d5e76e3487 Miklos Szeredi 2014-10-24 1511 }
e9be9d5e76e3487 Miklos Szeredi 2014-10-24 1512
:::::: The code at line 1499 was first introduced by commit
:::::: 13cf199d0088b77ab08a9594df2e73e775317ed2 ovl: allocate an ovl_inode struct
:::::: TO: Amir Goldstein <amir73il@gmail.com>
:::::: CC: Miklos Szeredi <mszeredi@redhat.com>
--
0-DAY CI Kernel Test Service
https://github.com/intel/lkp-tests/wiki
reply other threads:[~2024-02-21 15:34 UTC|newest]
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