EXT2_BLOCK_SIZE_BITS   99 include/linux/ext2_fs.h # define EXT2_BLOCK_SIZE_BITS(s)	((s)->s_blocksize_bits)
EXT2_BLOCK_SIZE_BITS  101 include/linux/ext2_fs.h # define EXT2_BLOCK_SIZE_BITS(s)	((s)->s_log_block_size + 10)