discovery/sendtargets and PDU digests

I have found that open-iscsi will *always* negotiate discovery session logins sending the PDU digest parameters for header and data as None. This occurs regardless of the PDU digest parameters set in the /etc/iscsid.conf file. For subsequent normal session login parameter negotiation

PDU digests and discovery sessions

I have discovered that open-iscsi treats discovery and normal sessions differently with respect to login parameters. Regardless of the PDU digest settings in the /etc/iscsid.conf configuration file, open-iscsi _always_ attempts to establish discovery sessions with digests disabled. Is this by