JFFS2 warnning message and notice

[Jason Liu]

Hi,All
      These days, I enconter a lot of jffs2 warning or notices when
using jffs2 file system on MLC nand flash
      with Kyungmin Park 's not use oob patches. the messages as followings,
      JFFS2 warning: (1688) jffs2_do_read_inode_internal: Truncating
ino #7568 to 20168 bytes failed because
      it only had 4096 bytes to start with!
      JFFS2 warning: (1688) jffs2_do_read_inode_internal: Truncating
ino #7573 to 883418 bytes failed because it only had 5734
      4 bytes to start with!
      JFFS2 notice: (873) check_node_data: wrong data CRC in data node
at 0x02e6c270: read 0xe6d40036, calculated 0x176f5ac1.
      JFFS2 notice: (873) check_node_data: wrong data CRC in data node
at 0x0528e7b0: read 0x8abffc49, calculated 0x6e7e8788.
      JFFS2 notice: (873) check_node_data: wrong data CRC in data node
at 0x0529f638: read 0x66e426b7, calculated 0x5eedc576.
      ....
      I don't know what cause such happen?  Is this the common case of
jffs2 file system?