Posta teu arquivo /etc/fstab
# /etc/fstab: static file system information.
#
# <file system> <mount point> <type> <options> <dump> <pass>
proc /proc proc defaults 0 0
/dev/hdb3 / ext3 defaults,errors=remount-ro 0 1
/dev/hda1 /media/hda1 ntfs defaults,nls=utf8,umask=007,gid=46 0 1
/dev/hdb1 /media/hdb1 vfat defaults,utf8,umask=007,gid=46 0 1
/dev/hdb2 none swap sw 0 0
/dev/hdc /media/cdrom0 udf,iso9660 user,noauto 0 0
eu quero mudar as permissoes do hdb1... entao como ficaria? assim?
/dev/hdb1 /media/hdb1 vfat defaults,utf8,umask=007,gid=46,uid=norimaki 0 1