android - Retrieve all folders using root (su) in ADB -


how retrieve folders using su in 1 command? without root use

adb shell "ls -r / | grep /"

and when try

adb shell su "ls -r / | grep /"

it doesn't work. how must syntax work?

use -c option of su execute command. need 2 levels of quotes -- 

adb shell "su -c 'ls -r / | grep /'"

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