cp1_version 888 fs/f2fs/checkpoint.c unsigned long long cp1_version = 0, cp2_version = 0; cp1_version 904 fs/f2fs/checkpoint.c cp1 = validate_checkpoint(sbi, cp_start_blk_no, &cp1_version); cp1_version 912 fs/f2fs/checkpoint.c if (ver_after(cp2_version, cp1_version))