A new pop-up has been added when saving a virtual machine. The pop-up warns the user that CPU pinning information will be lost if the user saves the virtual machine. Based on https://bugzilla.redhat.com/show_bug.cgi?id=1135976
Updated document: https://access.redhat.com/documentation/en-us/red_hat_virtualization/4.1/html-single/virtual_machine_management_guide/#Virtual_Machine_Resource_Allocation_settings_explained