EXT3_MIN_FRAG_SIZE 1703 fs/ext3/super.c sbi->s_frag_size = EXT3_MIN_FRAG_SIZE << EXT3_MIN_FRAG_SIZE 111 include/linux/ext3_fs.h # define EXT3_FRAG_SIZE(s) (EXT3_MIN_FRAG_SIZE << (s)->s_log_frag_size)