NTFS: Report unrepresentable inodes during ntfs_readdir() as KERN_WARNING

      messages and include the inode number.  Thanks to Yura Pakhuchiy for
      pointing this out.

Signed-off-by: Anton Altaparmakov <aia21@cantab.net>

diff --cc fs/ntfs/ChangeLog
Simple merge

diff --cc fs/ntfs/dir.c
Simple merge

diff --cc fs/ntfs/unistr.c
Simple merge