From: kernel test robot <lkp@intel.com>
To: "Darrick J. Wong" <djwong@kernel.org>
Cc: llvm@lists.linux.dev, kbuild-all@lists.01.org,
"Darrick J. Wong" <darrick.wong@oracle.com>,
linux-kernel@vger.kernel.org
Subject: [djwong-xfs:zero-initialize-pmem-5.16 18/28] fs/xfs/libxfs/xfs_ialloc_btree.c:552:46: warning: implicit conversion from 'unsigned long long' to 'unsigned long' changes value from 4294967296 to 0
Date: Thu, 7 Oct 2021 19:04:29 +0800 [thread overview]
Message-ID: <202110071927.rWKUhbke-lkp@intel.com> (raw)
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tree: https://git.kernel.org/pub/scm/linux/kernel/git/djwong/xfs-linux.git zero-initialize-pmem-5.16
head: 34b80c3d1203abd5fd64242ef25898c7d64166ca
commit: c0ef00d1e835bfd24399aaa069b2b608dd60b485 [18/28] xfs: check absolute maximum nlevels for each btree type
config: hexagon-randconfig-r041-20211007 (attached as .config)
compiler: clang version 14.0.0 (https://github.com/llvm/llvm-project 58b68e70ebf6308f982426a2618782f473218eed)
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
# https://git.kernel.org/pub/scm/linux/kernel/git/djwong/xfs-linux.git/commit/?id=c0ef00d1e835bfd24399aaa069b2b608dd60b485
git remote add djwong-xfs https://git.kernel.org/pub/scm/linux/kernel/git/djwong/xfs-linux.git
git fetch --no-tags djwong-xfs zero-initialize-pmem-5.16
git checkout c0ef00d1e835bfd24399aaa069b2b608dd60b485
# save the attached .config to linux build tree
COMPILER_INSTALL_PATH=$HOME/0day COMPILER=clang make.cross W=1 ARCH=hexagon
If you fix the issue, kindly add following tag as appropriate
Reported-by: kernel test robot <lkp@intel.com>
All warnings (new ones prefixed by >>):
>> fs/xfs/libxfs/xfs_ialloc_btree.c:552:46: warning: implicit conversion from 'unsigned long long' to 'unsigned long' changes value from 4294967296 to 0 [-Wconstant-conversion]
return xfs_btree_compute_maxlevels(minrecs, XFS_MAX_AG_INODES);
~~~~~~~~~~~~~~~~~~~~~~~~~~~ ^~~~~~~~~~~~~~~~~
fs/xfs/libxfs/xfs_fs.h:273:45: note: expanded from macro 'XFS_MAX_AG_INODES'
#define XFS_MAX_AG_INODES (XFS_MAX_AG_BYTES / XFS_DINODE_MIN_SIZE)
~~~~~~~~~~~~~~~~~^~~~~~~~~~~~~~~~~~~~~
1 warning generated.
vim +552 fs/xfs/libxfs/xfs_ialloc_btree.c
543
544 unsigned int
545 xfs_inobt_absolute_maxlevels(void)
546 {
547 unsigned int minrecs[2];
548
549 xfs_btree_absolute_minrecs(minrecs, 0, sizeof(xfs_inobt_rec_t),
550 sizeof(xfs_inobt_key_t) + sizeof(xfs_inobt_ptr_t));
551
> 552 return xfs_btree_compute_maxlevels(minrecs, XFS_MAX_AG_INODES);
553 }
554
---
0-DAY CI Kernel Test Service, Intel Corporation
https://lists.01.org/hyperkitty/list/kbuild-all@lists.01.org
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reply other threads:[~2021-10-07 11:04 UTC|newest]
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