bind mount /usr/local

misc/fstab

@@ -4,6 +4,7 @@
 /dev/mapper/dmroot /                       ext4 defaults,noatime        1 1
 /dev/xvdb		/rw			auto	noauto,defaults,discard	1 2
 /rw/home        /home       none    noauto,bind,defaults 0 0
+/rw/usrlocal        /usr/local       none    noauto,bind,defaults 0 0
 /dev/xvdc1      swap                    swap    defaults        0 0
 tmpfs                   /dev/shm                tmpfs   defaults,size=1G        0 0
 devpts                  /dev/pts                devpts  gid=5,mode=620  0 0

vm-systemd/mount-dirs.sh

@@ -13,6 +13,8 @@ if [ -e /dev/xvdb ] ; then mount /rw ; fi
 initialize_home "/rw/home" ifneeded
 echo "Mounting /rw/home onto /home" >&2
 mount /home
+echo "Mounting /rw/usrlocal onto /usr/local" >&2
+mount /usr/local
 # https://github.com/QubesOS/qubes-issues/issues/1328#issuecomment-169483029
 # Do none of the following in a DispVM.
 /usr/lib/qubes/init/bind-dirs.sh