doc: add note about unplugging VFs from a guest
@@ -82,6 +82,15 @@ user-space before calling the reconfiguration IOCTL.
1. Unload the driver from the guest
2. Unplug the VF from the guest
+
+.. note::
+
+```
+ NOTE: Unplugging the VF from the guest while an application on the guest is
+ still accessing its resources may lead to VM instabilities. We recommend
+ closing all applications accessing the VF in the guest before unplugging the
+ VF.
+```
3. Disable SR-IOV
4. Perform Partial Reconfiguration
5. Enable SR-IOV
