Drives dropdown does not display other mounted drives in linux

[jamesmarkchan]

This is reported by @jslcom

to get a list of locally mounted drives in linux can use:

df |grep ^/

can help identify the mounted drives

example:

here are five partitions across three drives, we should show the three drives in the drop down menu and the location control can be used to specify a partition within the drive.

issue right now is the dropdown only shows the main drive and we want to provide all the options

[jamesmarkchan]

this requires sudo and is with two usb drives configured: