linux-kernel - Re: [PATCH] fs/ntfs3: check for shutdown in fsync

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Message-ID: <202511191144.MLx5UTO4-lkp@intel.com>
Date: Wed, 19 Nov 2025 12:07:46 +0800
From: kernel test robot <lkp@...el.com>
To: Konstantin Komarov <almaz.alexandrovich@...agon-software.com>,
	ntfs3@...ts.linux.dev
Cc: oe-kbuild-all@...ts.linux.dev, linux-kernel@...r.kernel.org,
	linux-fsdevel@...r.kernel.org,
	Konstantin Komarov <almaz.alexandrovich@...agon-software.com>
Subject: Re: [PATCH] fs/ntfs3: check for shutdown in fsync

Hi Konstantin,

kernel test robot noticed the following build warnings:

[auto build test WARNING on brauner-vfs/vfs.all]
[also build test WARNING on linus/master v6.18-rc6 next-20251118]
[If your patch is applied to the wrong git tree, kindly drop us a note.
And when submitting patch, we suggest to use '--base' as documented in
https://git-scm.com/docs/git-format-patch#_base_tree_information]

url:    https://github.com/intel-lab-lkp/linux/commits/Konstantin-Komarov/fs-ntfs3-check-for-shutdown-in-fsync/20251118-210835
base:   https://git.kernel.org/pub/scm/linux/kernel/git/vfs/vfs.git vfs.all
patch link:    https://lore.kernel.org/r/20251118130705.411336-1-almaz.alexandrovich%40paragon-software.com
patch subject: [PATCH] fs/ntfs3: check for shutdown in fsync
config: arm-randconfig-001-20251119 (https://download.01.org/0day-ci/archive/20251119/202511191144.MLx5UTO4-lkp@intel.com/config)
compiler: arm-linux-gnueabi-gcc (GCC) 8.5.0
reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20251119/202511191144.MLx5UTO4-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@...el.com>
| Closes: https://lore.kernel.org/oe-kbuild-all/202511191144.MLx5UTO4-lkp@intel.com/

All warnings (new ones prefixed by >>):

>> fs/ntfs3/file.c:1381:5: warning: no previous prototype for 'ntfs_file_fsync' [-Wmissing-prototypes]
    int ntfs_file_fsync(struct file *file, loff_t start, loff_t end, int datasync)
        ^~~~~~~~~~~~~~~
   fs/ntfs3/file.c:1415:12: warning: initialized field overwritten [-Woverride-init]
     .fsync  = ntfs_file_fsync,
               ^~~~~~~~~~~~~~~
   fs/ntfs3/file.c:1415:12: note: (near initialization for 'ntfs_file_operations.fsync')


vim +/ntfs_file_fsync +1381 fs/ntfs3/file.c

  1377	
  1378	/*
  1379	 * ntfs_file_fsync - file_operations::fsync
  1380	 */
> 1381	int ntfs_file_fsync(struct file *file, loff_t start, loff_t end, int datasync)
  1382	{
  1383		struct inode *inode = file_inode(file);
  1384		if (unlikely(ntfs3_forced_shutdown(inode->i_sb)))
  1385			return -EIO;
  1386	
  1387		return generic_file_fsync(file, start, end, datasync);
  1388	}
  1389	

-- 
0-DAY CI Kernel Test Service
https://github.com/intel/lkp-tests/wiki