doc: update code to "losetup -r"

This commit is contained in:
Xie Zhengtian 2018-12-12 09:11:51 +08:00 committed by David Kinder
parent 4355b0dfe1
commit 97c956977b

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@ -126,7 +126,7 @@ Start the User OS (UOS)
.. code-block:: none
# losetup -f -P --show ~/uos.img
# losetup -r -f -P --show ~/uos.img
# mount /dev/loop0p3 /mnt
# ls -l /mnt/usr/lib/kernel/