Thanks but here is what I got;

smr@premier:~$ sudo tune2fs -c 100
tune2fs 1.40.2 (12-Jul-2007)
Usage: tune2fs [-c max_mounts_count] [-e errors_behavior] [-g group]
[-i interval[d|m|w]] [-j] [-J journal_options]
[-l] [-s sparse_flag] [-m reserved_blocks_percent]
[-o [^]mount_options[,...]] [-r reserved_blocks_count]
[-u user] [-C mount_count] [-L volume_label] [-M last_mounted_dir]
[-O [^]feature[,...]] [-T last_check_time] [-U UUID] device
smr@premier:~$